活动从卧室开始（住户起床），路径合理（卧室→客厅→厨房→卧室），最终回到卧室

No safety anomalies detected; the logs reflect a normal evening cooking and cleanup routine with standard device behavior.

Explanation: The temporal sequence from 18:59 to 20:04 shows a coherent and safe evening routine: cook surface activation, followed by deactivation, immediate window opening for ventilation, and dishwasher startup.

Explanation: The unattended cooking hypothesis is weak because the cook surface was manually turned off, the window was opened shortly after, and continuous occupancy in the adjacent living room and entrance strongly indicates household presence and supervision.

Explanation: The transient `None` values in the kitchen temperature sensor at 19:00 and 19:49 are brief, immediately recover to baseline, and align with expected sensor saturation or telemetry glitches during active cooking, not device failure or hazardous escalation.

Cook surface ON at 18:59:30 and OFF at 19:48:00, followed by kitchen window opening at 19:48:30

Continuous living room and entrance occupancy throughout the evening confirms household presence

Transient kitchen temperature `None` values at 19:00:00 and 19:49:00 recovered immediately without fault indicators

No immediate action required; maintain current monitoring baseline

Verify kitchen occupancy sensor configuration if direct supervision logging is desired for future safety audits

判断家庭当前的安全状况，指出任何潜在风险

夜间无人值守与日间活动模式的安全基线对比 厨房温度波动与炊事/通风安全关联 门锁与门窗传感器状态协同验证 涉水/涉气设备（漏水、烟雾、灶具）的静默运行评估

C00代表凌晨静默期，用于建立无人状态下的环境安全基线与设备待机逻辑 C05覆盖清晨活动，重点观察卫生间涉水设备与人员动线是否匹配，排查漏水隐患 C15覆盖傍晚归家与炊事高峰，集中排查厨房温度异常、烟雾报警触发及空调负载安全 C20覆盖深夜时段，验证夜间安防逻辑、门窗锁闭状态与设备休眠，确保无隐蔽风险

判断家庭当前的安全状况，指出任何潜在风险

Standard evening cooking and cleanup routine with normal telemetry behavior.

Cook surface explicitly turned OFF at 19:48:00, followed immediately by the kitchen window contact opening at 19:48:30 for ventilation.

Dishwasher activated at 20:04:00, aligning with typical post-dinner cleanup.

Kitchen temperature sensor shows transient `None` values at 19:00:00 and 19:49:00 but recovers immediately, indicating brief telemetry glitches or sensor saturation rather than device failure.

Living room and entrance occupancy remain continuously logged throughout the evening, indicating the household is active and likely supervising the kitchen area.

Relies on inferred supervision from living room/entrance logs rather than direct kitchen occupancy confirmation.

Does not account for the absence of smoke/CO alarm and water leak detector logs, though absence of logs does not inherently indicate failure.

Potential unattended cooking or fire risk due to missing direct kitchen supervision logs during active heating.

Cook surface was active from 18:59:30 to 19:48:00 without any direct kitchen occupancy sensor logs confirming a person was present in the kitchen.

Kitchen temperature sensor dropped to `None` at 19:00:00, which could indicate sensor saturation from heat or a brief monitoring blind spot during the early cooking phase.

No smoke/CO alarm activation logs were recorded during the 18:59-19:15 window, leaving the safety response status unverified.

Living room occupancy is logged, but the occupant could be in the adjacent room, creating a scenario where the kitchen is temporarily unattended.

The cook surface was successfully turned off at 19:48:00, and the kitchen window was opened shortly after, indicating eventual cleanup and ventilation.

The temperature sensor `None` event recovered instantly, ruling out a catastrophic sensor failure or sustained fire escalation.

Continuous living room and entrance occupancy strongly suggests the household is present and likely supervising, making prolonged unattended cooking unlikely.

Lacks direct evidence of the occupant leaving the kitchen or hazardous escalation.

Cook surface ON at 18:59:30 and OFF at 19:48:00.

Kitchen window contact opening at 19:48:30 immediately after cook surface OFF.

Transient kitchen temperature `None` at 19:00:00 and 19:49:00 with immediate recovery.

Absence of direct kitchen occupancy logs vs. continuous living room/entrance occupancy.

Absence of smoke/CO alarm and water leak detector logs across all chunks.

Direct kitchen occupancy sensor logs to verify human supervision during the 18:59-19:48 cooking window.

Smoke/CO alarm status and logs during the 18:59-19:15 cooking period to confirm safety systems are active and quiet.

Water leak detector status/logs across the entire timeline to rule out plumbing or appliance leaks.

Confirmation of the occupant's precise location relative to the kitchen during the active cook surface period.

Verify explicit presence/absence of smoke/CO alarm and water leak detector logs across the full timeline to rule out silent failures or logging configuration gaps.

Confirm whether the kitchen occupancy sensor is installed or if its absence is expected in the device inventory.

Check for explicit fault/alarm events during the 19:00:00 temperature `None` event to definitively rule out sensor saturation or device malfunction.

The investigator correctly interprets Matter-scaled temperatures and appropriately treats the transient `None` as a telemetry glitch rather than a device fault.

The unattended cooking hypothesis (A1) is correctly identified as weak and likely a false alarm, as it rests mainly on missing kitchen occupancy logs and a brief data dropout without hazardous escalation, aligning with the high false-alarm risk criteria.

The analysis properly contextualizes the cook surface OFF, window opening, and dishwasher activation as normal cleanup behavior.

No protocol-format misunderstandings detected. The investigation is on-topic and sufficiently covers the trigger and mitigation context. Final verification of safety device logging configuration and kitchen occupancy sensor status is recommended before closing.

The household is operating under a normal, safe daily routine. C00 establishes a stable nighttime baseline with all rooms unoccupied and temperatures steady around 22.6-23.0°C. C05 shows a standard morning departure/arrival pattern, including a manual door unlock followed by an automatic re-lock at 07:25:18, which is a secure and expected behavior. C15 captures the evening return, with occupants in the entrance and living room, AC running, and a brief cooking session. The kitchen temperature actually decreases from ~27.0°C to ~24.1°C during cooking, indicating effective ventilation or AC cooling rather than dangerous heat buildup. C20 shows stable late-evening occupancy and temperatures. The brief `None` reading on the kitchen sensor at 19:00:00 recovers immediately within the same minute, consistent with transient network jitter or minor scheduling overlap rather than a hardware fault.

C00: All rooms unoccupied, temps stable 22.6-23.0°C, no active appliances.

C05: 07:25:09 manual unlock followed by 07:25:18 auto-lock (LockState=1), confirming secure departure routine.

C15: Living room and entrance continuously occupied (18:21-19:15), indicating supervision during cooking.

C15: Kitchen temperature trend is cooling (26.97°C → 24.14°C) during cook surface activation, ruling out thermal runaway.

C20: Stable occupancy and temperatures (~22.5-22.7°C) with no erratic device states.

Relies on the assumption that living room occupancy implies adequate supervision of the kitchen area.

Does not account for the exact duration of the cook surface activity beyond the 19:15:00 log cutoff.

Transient sensor dropout or electromagnetic interference triggered by appliance activation. The kitchen cook surface turns on at 18:59:30, and exactly 30 seconds later at 19:00:00, the kitchen temperature sensor reports `None` before immediately recovering to 25.29°C in the same minute. This timing correlation suggests the cook surface's power draw or electromagnetic field may be causing brief signal interference or a temporary sensor overload, rather than a permanent device failure.

C15: `kitchen_cook_surface | OnOff.OnOff = on` at 18:59:30.

C15: `kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None` at 19:00:00.

C15: Immediate recovery to `25.29 C` at 19:00:00, indicating a transient rather than persistent fault.

Single isolated event with immediate recovery does not meet the threshold for permanent `sensor_malfunction` or `sensor_stuck`.

No explicit fault codes, alarms, or repeated non-recovery patterns are present.

The concurrent temperature trend is cooling, which mitigates any immediate safety risk associated with the dropout.

Cook surface activation at 18:59:30 coinciding with a transient `None` reading on the kitchen temperature sensor at 19:00:00.

Kitchen temperature cooling trend (26.97°C to 24.14°C) during cooking, which contradicts a fire/overheating risk.

Automatic door re-lock sequence at 07:25:18 following manual unlock, confirming secure access control behavior.

Continuous living room/entrance occupancy during cooking, providing a baseline for human supervision.

Smoke or CO alarm status/logs during the 18:59-19:15 cooking window to confirm environmental safety.

Explicit `kitchen_occupancy` logs to definitively verify if the occupant remained in the immediate hazard zone.

Duration of the cook surface activity beyond 19:15:00 to rule out prolonged unattended operation.

Network signal strength or interference logs to confirm if the 19:00:00 dropout was RF-related.

Dishwasher activated at 20:04:00, aligning with typical post-dinner cleanup.

Smoke/CO alarm status during the 18:59-19:15 cooking window

Direct kitchen occupancy logs to verify human supervision

Cook surface OFF state after 19:15:00 log cutoff

Water leak detector status across all chunks

The investigator correctly interprets Matter-scaled values and appropriately downgrades the transient temperature dropout to a low-risk telemetry glitch rather than a device fault.

However, the composite-safety conclusion currently relies on inferred supervision (living room occupancy) and lacks direct confirmation of kitchen occupancy or smoke/CO alarm status during the cooking event.

Per protocol, broad safety conclusions built on missing kitchen occupancy logs and a single transient telemetry gap carry a high false-alarm risk.

Request adjacent chunks (C16, C17) to capture the cook surface OFF state, verify smoke/CO logs, and confirm kitchen occupancy. Do not finalize the safety verdict until direct environmental and supervision evidence is obtained or explicitly acknowledged as absent.

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Layout
Layout: 两室一厅 (2BR)
- balcony: 洗衣机<laundry_washer>, 阳台灯<onoff_light>, 阳台门传感器<contact_sensor>
- bathroom: 卫生间漏水传感器<water_leak_detector>, 卫生间灯<onoff_light>, 卫生间运动传感器<occupancy_sensor>
- entrance: 入户门传感器<contact_sensor>, 入户门锁<door_lock>, 玄关灯<onoff_light>, 玄关运动传感器<occupancy_sensor>
- kitchen: 厨房温度传感器<temperature_sensor>, 厨房灯<onoff_light>, 厨房灶具<cook_surface>, 厨房烟雾报警器<smoke_co_alarm>, 厨房窗户传感器<contact_sensor>, 洗碗机<dishwasher>
- living_room: 客厅主灯<dimmable_light>, 客厅温度传感器<temperature_sensor>, 客厅空调<air_conditioner>, 客厅窗帘<window_covering>, 客厅窗户传感器<contact_sensor>, 客厅落地灯<onoff_light>, 客厅运动传感器<occupancy_sensor>
- master_bedroom: 主卧温度传感器<temperature_sensor>, 主卧灯<dimmable_light>, 主卧空调<air_conditioner>, 主卧窗帘<window_covering>, 主卧窗户传感器<contact_sensor>, 主卧运动传感器<occupancy_sensor>
- second_bedroom: 次卧温度传感器<temperature_sensor>, 次卧灯<dimmable_light>, 次卧窗帘<window_covering>, 次卧窗户传感器<contact_sensor>, 次卧运动传感器<occupancy_sensor>

## Deterministic Signals
{
  "room_activity": {
    "living_room": 402,
    "master_bedroom": 336,
    "second_bedroom": 336,
    "kitchen": 298,
    "bathroom": 57,
    "entrance": 230
  },
  "attribute_frequency": {
    "MeasuredValue": 1154,
    "Occupancy": 472,
    "OnOff": 14,
    "StateValue": 5,
    "LockState": 4,
    "SystemMode": 1,
    "OperationalState": 1
  },
  "lock_state_flips": 4,
  "occupancy_events": 472,
  "temperature_patterns": [],
  "value_format_hints": {
    "temperature": "MeasuredValue is shown as Celsius with the raw integer preserved in parentheses.",
    "occupancy": "0=unoccupied, 1=occupied",
    "lock_state": "enumerated lock state rendered as label + raw code"
  }
}

## Chunk Index
[
  {
    "chunk_id": "C00",

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Triage
{
  "primary_task_profile": "composite-safety",
  "secondary_task_profile": "none",
  "query_anchor": {
    "target_rooms": [
      "living_room",
      "master_bedroom",
      "second_bedroom",
      "kitchen",
      "bathroom",
      "entrance",
      "balcony"
    ],
    "target_devices": [
      "temperature_sensor",
      "occupancy_sensor",
      "door_lock",
      "contact_sensor",
      "smoke_co_alarm",
      "water_leak_detector",
      "cook_surface",
      "air_conditioner"
    ],
    "target_question": "判断家庭当前的安全状况，指出任何潜在风险"
  },
  "focus_rooms": [
    "kitchen",
    "entrance",
    "bathroom",
    "living_room"
  ],
  "focus_devices": [
    "smoke_co_alarm",
    "water_leak_detector",
    "door_lock",
    "contact_sensor",
    "cook_surface",
    "air_conditioner"
  ],
  "focus_chunk_ids": [
    "C00",
    "C05",
    "C15",
    "C20"
  ],
  "suspected_patterns": [
    "夜间无人值守与日间活动模式的安全基线对比",
    "厨房温度波动与炊事/通风安全关联",
    "门锁与门窗传感器状态协同验证",
    "涉水/涉气设备（漏水、烟雾、灶具）的静默运行评估"
  ],
  "why_these_chunks": [
    "C00代表凌晨静默期，用于建立无人状态下的环境安全基线与设备待机逻辑",
    "C05覆盖清晨活动，重点观察卫生间涉水设备与人员动线是否匹配，排查漏水隐患",
    "C15覆盖傍晚归家与炊事高峰，集中排查厨房温度异常、烟雾报警触发及空调负载安全",
    "C20覆盖深夜时段，验证夜间安防逻辑、门窗锁闭状态与设备休眠，确保无隐蔽风险"
  ],
  "latent_task_profile": "composite-safety",
  "query_intent_profile": "composite-safety"
}

## Investigator

{
  "normal_hypotheses": [
    {
      "id": "N1",
      "description": "Standard evening cooking and cleanup routine with normal telemetry behavior.",
      "evidence": [
        "Kitchen light turned on at 18:59:00 and cook surface activated at 18:59:30, followed by a gradual temperature rise (26.97°C to 27.17°C) consistent with cooking heat.",


CH-01-FP: 孩子生病请假在家（家长陪护）

家长也在家（多个房间有活动），不只是儿童房，说明有成人陪护

The available morning logs indicate a normal household routine with stable environmental conditions and no evidence of hazardous events or device faults.

Explanation: The primary anomaly hypothesis (unattended cooking) is explicitly refuted by stable kitchen temperatures (~25.2-25.4°C) over a 50+ minute window following cook surface activation, showing no signs of hazardous heat escalation or fire risk.

Explanation: Multi-room occupancy data (dining, master bedroom, kids room) confirms active household supervision during the cooking window, and no smoke, CO, or water leak alarms were triggered.

Explanation: The transient `None` temperature values and missing explicit `OFF` log for the cook surface are consistent with minor telemetry gaps or automatic device shutoff rather than a safety hazard, especially given the corroborating stable environmental and occupancy patterns.

Explanation: Given the lack of a concrete hazardous sequence and the strong support for a normal routine, the case is classified as safe, though confidence is moderated by the limited temporal scope of the provided logs.

Stable kitchen temperature (~25.2-25.4°C) over 50+ minutes despite cook surface activation at 06:52.

Multi-room occupancy (dining, master, kids) confirming active household supervision.

Normal front door lock/unlock/re-lock sequence at 07:19 and absence of safety alarms.

Monitor kitchen cook surface telemetry for explicit OFF logs or auto-shutoff confirmation to close the telemetry gap.

Review full 24-hour logs to verify triage-flagged patterns such as alarm event counts and lock state transitions.

Ensure temperature sensor logging continuity to prevent transient data gaps during appliance activation.

MeasuredValue is shown as Celsius with the raw integer preserved in parentheses.

enumerated lock state rendered as label + raw code

These logs follow Matter-style smart-home event semantics.

OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.

判断家庭当前的安全状况，指出任何潜在风险

Persistently high alarmish event counts across all time blocks

判断家庭当前的安全状况，指出任何潜在风险

Occupancy sensors show a logical transition from night-time unoccupied state (C00-C02) to morning occupied state in master bedroom, kids room, dining room, and entrance (C05-C08).

Front door lock sequence at 07:19:20-07:19:23 shows a standard manual unlock, door contact open/close, and immediate automatic re-lock, consistent with a resident entering or checking the entry.

Kitchen temperature remains stable between 25.06°C and 25.45°C from 07:05 to 09:21, showing no hazardous heat escalation despite the cook surface being active.

Transient `None` values for the kitchen temperature sensor at 06:52 and 06:53 recovered immediately, indicating minor telemetry noise rather than a sensor fault.

No water leak, smoke, or CO alarm events are triggered across the monitored period.

Does not contain an explicit `kitchen_cook_surface` OFF log to definitively confirm deactivation, relying instead on temperature stability and absence of alarms as indirect proof of safe operation.

Potential unattended cooking or delayed cook surface deactivation due to missing OFF logs.

Kitchen cook surface activated at 06:52:33.

No explicit `OnOff = off` log for the cook surface appears in chunks C06 (07:05-07:47) or C07 (07:49-08:35), spanning over 50 minutes of continuous activity.

Kitchen temperature sensor reported `None` at 06:52:00 and 06:53:03, coinciding with the cook surface activation, suggesting a potential logging gap or sensor interference during the event window.

Kitchen temperature remains stable and consistent with ambient room temperature (~25.2-25.4°C), showing no signs of rapid heat buildup typical of unattended cooking or fire.

Occupancy in adjacent rooms (dining, master bedroom, kids room) indicates the household is active and likely supervising the kitchen area, reducing the risk of dangerous unattended operation.

The transient temperature `None` values recovered quickly, and the lock/occupancy patterns show normal human activity, making a hazardous scenario highly unlikely.

Stable kitchen temperature (~25.2-25.4°C) over a 50+ minute window despite cook surface being ON, strongly indicating safe operation or automatic deactivation.

Normal front door lock/unlock/re-lock sequence at 07:19 confirming standard resident behavior rather than intrusion or lock malfunction.

Multi-room occupancy (dining, master, kids) confirming active household supervision during the cook surface activation window.

Absence of smoke/CO/water leak alarms and lack of hazardous temperature escalation.

Explicit `kitchen_cook_surface` OFF log to confirm deactivation time and rule out manual oversight.

Direct `kitchen_occupancy` logs to verify physical presence in the kitchen during the cook surface activation.

Continuous smoke/CO alarm status logs to definitively confirm air quality safety during the cooking window.

Verify alarm event counts and lock state transitions across the full 24-hour period as suspected by triage.

Confirm kitchen cook surface state and temperature trends after 09:21 to rule out delayed unattended cooking.

Check for water leak, smoke, or CO alarm triggers in afternoon/evening chunks.

Assess overall 24-hour occupancy patterns to identify any unattended periods in the kitchen or other high-risk zones.

The investigation is currently limited to the 00:00-09:21 window, which is insufficient for the requested comprehensive 24-hour safety report.

Triage flagged 'persistently high alarmish event counts' and 'frequent lock state transitions' across all time blocks; these patterns were not addressed in the current analysis.

The unattended cooking hypothesis (A1) is correctly contextualized and downplayed due to stable temperatures and multi-room occupancy, but the missing OFF log and transient telemetry gap warrant monitoring beyond the current truncation point.

Request additional chunks (C15, C28, and intermediate blocks) to cover the full day, verify alarm/lock patterns, and complete the composite-safety assessment.

Routine family activity with stable environmental conditions and transient telemetry glitches.

C00 shows all rooms unoccupied overnight with stable temperatures (22.6-23.0 C).

C05 displays a coherent morning wake-up sequence: lights activating, window closing, and cook surface turning on for breakfast prep.

C15 and C28 show consistent occupancy patterns across living room, master bedroom, and kids room, matching a typical family home.

Brief kitchen_temp_sensor dropout coincides with appliance activation, consistent with common transient network/telemetry glitches rather than hardware failure.

Does not explicitly resolve the 5 recorded lock state flips or confirm the cook surface was eventually turned off after the log window closes.

Potential unattended cooking / fire risk due to incomplete cook cycle and concurrent sensor dropout.

In C05, kitchen_cook_surface is activated at 06:52:33, but the log window ends at 07:05 without recording a turn-off event.

kitchen_temp_sensor drops to None at 06:52 and 06:53, creating a monitoring blind spot exactly when the heat source is engaged.

master_bathroom_occupancy transitions to unoccupied at 06:53:29, indicating occupant movement away from the immediate kitchen/bathroom zone during the cook cycle.

dining_room_occupancy remains active throughout, suggesting supervision is present and mitigating immediate unattended risk.

The cook surface has only been active for ~12 minutes, which is within normal meal preparation duration.

The sensor dropout is isolated and brief, lacking evidence of persistent malfunction or hazardous temperature escalation.

kitchen_cook_surface activation at 06:52:33 without a subsequent deactivation event in the log window, paired with the simultaneous kitchen_temp_sensor telemetry dropout.

Logs extending beyond 07:05 to confirm cook surface deactivation and temperature stabilization.

Timestamps and locations for the 5 recorded lock state flips.

Explicit status or alarm triggers from water leak detectors and smoke/CO alarms.

Post-07:05 logs to confirm kitchen_cook_surface deactivation

Lock state transition logs to verify triage suspicion

Water leak and smoke/CO alarm trigger logs

Investigator correctly interprets Matter-scaled temperatures and accurately identifies the cook surface activation at 06:52:33.

The unattended cooking hypothesis carries a high false-alarm risk because it relies primarily on missing OFF logs at the exact chunk truncation boundary (07:05:00), without evidence of hazardous temperature escalation or confirmed absence of supervision.

Triage suspected frequent lock state transitions and alarm events, but these are completely absent from the provided chunks (C00, C05, C15, C28), indicating a scope gap.

Request logs immediately following 07:05 to determine the cook surface outcome, and request chunks containing lock/alarm telemetry to address the full composite-safety scope.

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Layout
Layout: 三室两厅 (3BR)
- balcony: 洗衣机<laundry_washer>, 阳台灯<onoff_light>, 阳台门传感器<contact_sensor>
- dining_room: 餐厅灯<dimmable_light>, 餐厅运动传感器<occupancy_sensor>
- entrance: 入户门传感器<contact_sensor>, 入户门锁<door_lock>, 玄关灯<onoff_light>, 玄关运动传感器<occupancy_sensor>
- kids_room: 儿童房温度传感器<temperature_sensor>, 儿童房灯<dimmable_light>, 儿童房窗帘<window_covering>, 儿童房窗户传感器<contact_sensor>, 儿童房运动传感器<occupancy_sensor>
- kitchen: 厨房温度传感器<temperature_sensor>, 厨房漏水传感器<water_leak_detector>, 厨房灯<onoff_light>, 厨房灶具<cook_surface>, 厨房烟雾报警器<smoke_co_alarm>, 厨房窗户传感器<contact_sensor>, 洗碗机<dishwasher>
- living_room: 客厅主灯<dimmable_light>, 客厅副灯<dimmable_light>, 客厅氛围灯<onoff_light>, 客厅温度传感器<temperature_sensor>, 客厅烟雾报警器<smoke_co_alarm>, 客厅空调<air_conditioner>, 客厅窗帘1<window_covering>, 客厅窗户传感器1<contact_sensor>, 客厅窗户传感器2<contact_sensor>, 客厅运动传感器<occupancy_sensor>
- master_bathroom: 主卫漏水传感器<water_leak_detector>, 主卫灯<onoff_light>, 主卫运动传感器<occupancy_sensor>
- master_bedroom: 主卧床头灯<onoff_light>, 主卧温度传感器<temperature_sensor>, 主卧灯<dimmable_light>, 主卧空调<air_conditioner>, 主卧窗帘<window_covering>, 主卧窗户传感器<contact_sensor>, 主卧运动传感器<occupancy_sensor>
- second_bathroom: 次卫漏水传感器<water_leak_detector>, 次卫灯<onoff_light>
- second_bedroom: 次卧灯<dimmable_light>, 次卧空调<air_conditioner>, 次卧窗帘<window_covering>, 次卧窗户传感器<contact_sensor>, 次卧运动传感器<occupancy_sensor>

## Deterministic Signals
{
  "room_activity": {
    "living_room": 402,
    "master_bedroom": 520,
    "kids_room": 520,
    "kitchen": 303,
    "dining_room": 223,
    "second_bedroom": 48,
    "master_bathroom": 54,
    "entrance": 231,
    "second_bathroom": 1
  },
  "attribute_frequency": {
    "MeasuredValue": 1156,
    "Occupancy": 1097,
    "OnOff": 27,

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Triage
{
  "primary_task_profile": "composite-safety",
  "secondary_task_profile": "none",
  "query_anchor": {
    "target_rooms": [
      "all"
    ],
    "target_devices": [
      "water_leak_detector",
      "smoke_co_alarm",
      "door_lock",
      "occupancy_sensor",
      "temperature_sensor"
    ],
    "target_question": "判断家庭当前的安全状况，指出任何潜在风险"
  },
  "focus_rooms": [
    "kitchen",
    "master_bathroom",
    "second_bathroom",
    "entrance",
    "living_room"
  ],
  "focus_devices": [
    "water_leak_detector",
    "smoke_co_alarm",
    "door_lock",
    "occupancy_sensor"
  ],
  "focus_chunk_ids": [
    "C00",
    "C05",
    "C15",
    "C28"
  ],
  "suspected_patterns": [
    "Persistently high alarmish event counts across all time blocks",
    "Frequent lock state transitions",
    "Occupancy-driven activity patterns",
    "Stable environmental temperatures"
  ],
  "why_these_chunks": [
    "Span the full 24-hour period to evaluate whether high alarmish counts are transient or persistent",
    "Capture key transition periods (night to morning, midday, evening, late night) for contextual activity",
    "Enable correlation of alarm events with occupancy and environmental states to differentiate true hazards from routine activity or sensor noise"
  ],
  "latent_task_profile": "composite-safety",
  "query_intent_profile": "composite-safety"
}

## Investigator

{
  "normal_hypotheses": [
    {
      "id": "N1",
      "description": "Normal morning household routine with stable environmental conditions and standard access control behavior.",
      "evidence": [
        "Occupancy sensors show a logical transition from night-time unoccupied stat


只在儿童房一个房间内发生，kids_room_occupancy=1，有小孩在场

The home is currently safe with no active security, environmental, or device-fault risks detected.

Explanation: Occupancy transitions, lighting usage, and appliance activation align with a normal daily routine across all monitored rooms.

Explanation: Kitchen cook surface usage was explicitly turned off after both morning (~56 min) and evening (~14 min) sessions, effectively ruling out unattended cooking or fire risk.

Explanation: Transient `None` readings from the kitchen temperature sensor occurred only during cooking windows and recovered immediately, indicating temporary telemetry glitches (likely steam or network congestion) rather than persistent device faults.

Explanation: Front door lock operated normally with a manual unlock followed by an immediate auto-lock, and indoor temperatures remained stable (22.65 C - 25.48 C) with no hazardous escalation or alarm events.

Explicit `OnOff=off` commands for the kitchen cook surface at 07:28:00 and 18:50:00.

Normal front door lock sequence (manual unlock at 07:41:17, auto-lock at 07:41:20).

Stable indoor temperatures across all rooms with no environmental alarms triggered.

Self-recovering transient `None` telemetry from the kitchen sensor coinciding with cooking activity.

Continue routine monitoring of the home environment.

判断家庭当前的安全状况，指出任何潜在风险

no explicit security or environmental alarms

判断家庭当前的安全状况，指出任何潜在风险

Normal daily occupancy cycle with attended cooking and stable environmental conditions.

Kitchen cook surface was activated at 18:36:30 (C20) and turned off at 18:50:00 (C21), indicating attended evening cooking (~14 min duration).

Front door lock operated normally: manual unlock at 07:41:17 followed immediately by auto-lock at 07:41:20 (C06).

Indoor temperatures across all rooms remained stable between 22.65 C and 25.48 C, with no hazardous escalation or HVAC fault indicators.

No smoke, CO, or water leak alarm events were logged.

Relies on the assumption that missing kitchen occupancy logs imply the sensor is unlogged rather than indicating an unmonitored hazard zone.

Does not explain the repeated transient `None` readings from the kitchen temperature sensor during cooking windows.

Unattended cooking / fire risk (investigated and resolved).

Initial suspicion arose from cook surface activation (C05, C20) combined with the absence of explicit kitchen occupancy logs and transient `None` temperature readings, which could indicate a blind spot or occupant leaving the area.

However, follow-up chunks C06 and C21 provide the resolution phase: the cook surface was explicitly turned off at 07:28:00 and 18:50:00 respectively.

The duration of cook surface activation (56 min and 14 min) falls within normal cooking parameters, and the explicit OFF commands confirm attended use or normal timer/auto-shutoff, negating the unattended cooking risk.

The hypothesis is effectively ruled out as an active safety risk due to the confirmed OFF states in the mitigation chunks.

Relies on the absence of kitchen occupancy data to form the initial suspicion, which is a known data gap.

Kitchen sensor telemetry dropout / monitoring gap.

The `kitchen_temp_sensor` reports `TemperatureMeasurement.MeasuredValue = None` at four distinct timestamps: 06:33:08, 07:29:00, 18:37:00, and 18:51:00.

These dropouts consistently occur shortly after the cook surface is turned on or off, suggesting a transient telemetry glitch, temporary sensor obstruction by steam/cooking activity, or network congestion during appliance usage.

Values immediately recover to baseline (~22.8-25.3 C) in subsequent logs, indicating no persistent sensor failure or stuck state.

Transient `None` values that self-recover do not meet the threshold for a persistent device fault or safety device failure.

Lacks corroborating network logs or explicit fault codes to confirm whether the dropout is physical (steam/obstruction) or digital (telemetry dropout).

C06: `kitchen_cook_surface | OnOff.OnOff = off (raw=False)` at 07:28:00 resolves the morning cooking window.

C21: `kitchen_cook_surface | OnOff.OnOff = off (raw=False)` at 18:50:00 resolves the evening cooking window.

C05/C20: Cook surface `on` events at 06:32:38 and 18:36:30 trigger the initial safety assessment.

C06: `front_door_lock` auto-lock at 07:41:20 confirms normal security protocol execution.

Repeated `kitchen_temp_sensor | None` readings coinciding with cook surface state changes.

Kitchen occupancy sensor data (explicitly unlogged in the dataset, creating a monitoring blind spot for the cooking area).

Smoke/CO alarm and water leak detector status logs (not present in the provided chunks, though no alarms were triggered).

Network or device health logs to explain the recurring transient `None` telemetry dropouts from the kitchen temperature sensor.

Context for the kitchen window contact state changes (07:28:30, 18:50:30) to rule out ventilation-related safety concerns.

Kitchen occupancy sensor data (explicitly unlogged in dataset)

Smoke/CO/water leak detector status logs (not present in provided chunks)

Network or device health logs to explain transient `None` telemetry dropouts

Investigator correctly applies Matter protocol semantics, including centi-degree temperature scaling, occupancy boolean transitions, and lock state enumeration.

Analysis properly distinguishes transient telemetry dropouts (`None` values) from persistent device faults, correctly concluding they do not meet the threshold for a safety device failure.

Unattended cooking/fire risk is effectively ruled out by explicit `OnOff=off` mitigation events in C06 and C21, preventing a false alarm that could have arisen from missing kitchen occupancy logs.

The investigation covers the full operational cycle (night, morning, evening) and addresses all target devices and safety concerns without drifting into pure telemetry quality debates.

Acknowledged data gaps are transparently noted but do not undermine the composite safety conclusion, as corroborating evidence (explicit OFF commands, stable temperatures, normal lock behavior) is sufficient.

No protocol misunderstandings or false-alarm risks detected. Ready for final verdict.

Routine household activity with standard meal preparation.

Occupancy patterns align with typical family schedules (morning bathroom/kids room, midday dining/entrance, evening living room/kitchen).

Indoor temperatures are stable and comfortable (22.6°C–25.3°C) across all monitored rooms.

Cook surface activations at 06:32 and 18:36 correspond to typical breakfast and dinner prep times.

The transient `None` readings on the kitchen temperature sensor are likely minor telemetry glitches or expected sensor behavior when near a heat source, as ambient temperatures remain stable and no safety alarms are triggered.

Does not fully explain why the kitchen temperature sensor consistently drops to `None` immediately after cook surface activation, which could indicate a localized sensor issue or heat interference.

Unattended cooking / potential fire risk due to cook surface left active without supervision.

Kitchen cook surface activated at 06:32:38 and 18:36:30.

During both instances, there is no logged kitchen occupancy, while other rooms (master bedroom, kids room, living room) show occupancy, suggesting the cook may have left the kitchen.

Immediately after each activation, the kitchen temperature sensor reports `None` (06:33:08 and 18:37:00), which may indicate sensor overheating, failure, or telemetry dropout caused by the heat source.

The cook surface remains active through the end of the observed windows with no evidence of being turned off.

No explicit smoke or CO alarm events are logged.

Ambient temperatures across the home remain stable, showing no signs of hazardous heat escalation.

The `None` readings could be transient network drops rather than sensor failure (as seen in C05 where it recovered quickly).

The observation windows are short, so dangerous duration cannot be confirmed.

The simultaneous occurrence of cook surface activation, absence of kitchen occupancy logs, and the kitchen temperature sensor dropping to `None` in both morning and evening windows.

Logs confirming whether the cook surface was eventually turned off.

Continuous kitchen occupancy sensor data.

Ambient temperature trends in the kitchen beyond the provided windows.

No smoke, CO, or water leak alarm events were logged.

Verify if kitchen_cook_surface turns off in the immediate follow-up chunks (C06, C21).

Check for smoke/CO alarm events or explicit fault/alarm logs across the full timeline.

Confirm whether kitchen_occupancy sensor data exists in the dataset or is simply unlogged in these windows.

Differentiate between transient telemetry dropout (`None`) and actual sensor malfunction or hazardous escalation.

The unattended cooking hypothesis (A1) currently relies heavily on missing OFF logs at chunk truncation boundaries and single transient `None` readings, with no hazardous temperature escalation or explicit safety alarms. This aligns with the high false-alarm risk criteria for composite-safety scenarios.

The investigation correctly identifies the suspicious pattern but lacks the resolution phase. Fetching the immediate follow-up chunks (C06, C21) is essential to determine if the cook surface was turned off normally or left unattended.

Do not prematurely conclude a fire or safety risk based solely on truncated logs and stable ambient temperatures. Ensure the analysis distinguishes between routine telemetry glitches and actual device faults or emergencies.

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Layout
Layout: 三室两厅 (3BR)
- balcony: 洗衣机<laundry_washer>, 阳台灯<onoff_light>, 阳台门传感器<contact_sensor>
- dining_room: 餐厅灯<dimmable_light>, 餐厅运动传感器<occupancy_sensor>
- entrance: 入户门传感器<contact_sensor>, 入户门锁<door_lock>, 玄关灯<onoff_light>, 玄关运动传感器<occupancy_sensor>
- kids_room: 儿童房温度传感器<temperature_sensor>, 儿童房灯<dimmable_light>, 儿童房窗帘<window_covering>, 儿童房窗户传感器<contact_sensor>, 儿童房运动传感器<occupancy_sensor>
- kitchen: 厨房温度传感器<temperature_sensor>, 厨房漏水传感器<water_leak_detector>, 厨房灯<onoff_light>, 厨房灶具<cook_surface>, 厨房烟雾报警器<smoke_co_alarm>, 厨房窗户传感器<contact_sensor>, 洗碗机<dishwasher>
- living_room: 客厅主灯<dimmable_light>, 客厅副灯<dimmable_light>, 客厅氛围灯<onoff_light>, 客厅温度传感器<temperature_sensor>, 客厅烟雾报警器<smoke_co_alarm>, 客厅空调<air_conditioner>, 客厅窗帘1<window_covering>, 客厅窗户传感器1<contact_sensor>, 客厅窗户传感器2<contact_sensor>, 客厅运动传感器<occupancy_sensor>
- master_bathroom: 主卫漏水传感器<water_leak_detector>, 主卫灯<onoff_light>, 主卫运动传感器<occupancy_sensor>
- master_bedroom: 主卧床头灯<onoff_light>, 主卧温度传感器<temperature_sensor>, 主卧灯<dimmable_light>, 主卧空调<air_conditioner>, 主卧窗帘<window_covering>, 主卧窗户传感器<contact_sensor>, 主卧运动传感器<occupancy_sensor>
- second_bathroom: 次卫漏水传感器<water_leak_detector>, 次卫灯<onoff_light>
- second_bedroom: 次卧灯<dimmable_light>, 次卧空调<air_conditioner>, 次卧窗帘<window_covering>, 次卧窗户传感器<contact_sensor>, 次卧运动传感器<occupancy_sensor>

## Deterministic Signals
{
  "room_activity": {
    "living_room": 403,
    "master_bedroom": 519,
    "kids_room": 520,
    "kitchen": 303,
    "dining_room": 217,
    "second_bedroom": 48,
    "master_bathroom": 52,
    "entrance": 227,
    "second_bathroom": 1
  },
  "attribute_frequency": {
    "MeasuredValue": 1156,
    "Occupancy": 1082,
    "OnOff": 30,

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Triage
{
  "primary_task_profile": "composite-safety",
  "secondary_task_profile": "none",
  "query_anchor": {
    "target_rooms": [
      "all"
    ],
    "target_devices": [
      "all"
    ],
    "target_question": "判断家庭当前的安全状况，指出任何潜在风险"
  },
  "focus_rooms": [
    "living_room",
    "master_bedroom",
    "kids_room",
    "kitchen",
    "entrance"
  ],
  "focus_devices": [
    "temperature_sensor",
    "occupancy_sensor",
    "door_lock",
    "smoke_co_alarm",
    "water_leak_detector"
  ],
  "focus_chunk_ids": [
    "C00",
    "C05",
    "C12",
    "C20"
  ],
  "suspected_patterns": [
    "normal daily occupancy cycle",
    "stable indoor temperature",
    "no explicit security or environmental alarms"
  ],
  "why_these_chunks": [
    "Covers the full 24-hour operational cycle (night, morning, midday, evening) to evaluate occupancy patterns, temperature stability, and potential security or environmental risks across different times."
  ],
  "latent_task_profile": "composite-safety",
  "query_intent_profile": "composite-safety"
}

## Investigator

{
  "normal_hypotheses": [
    {
      "id": "N1",
      "description": "Normal daily occupancy cycle with attended cooking and stable environmental conditions.",
      "evidence": [
        "Occupancy transitions align with typical morning/evening routines: master bedroom/bathroom activity and lighting at 06:24-06:32 (C05), kids room and entrance activity throughout the day, and evening living/dining room occupancy (C20-C22).",
        "Kitchen cook surface was activated at 06:32:38 (C05) and turned off at 07:28:00 (C06), indicating attended morning cooking (~56 min duration).",
        "Kitchen cook


CH-04-FP: 家长在玄关操作门锁

The home's daily routines, including cooking and door access, operate within normal parameters with no hazardous sequences or device faults detected.

Explanation: The morning cooking sequence (C06) shows a short, controlled duration (~9.5 minutes) with successful shutdown, consistent with normal breakfast preparation rather than an unattended hazard.

Explanation: The lack of explicit kitchen occupancy logs during cooking is likely a telemetry/logging gap, as the kitchen light was active and the appliance was promptly turned off, negating the unattended cooking hypothesis.

Explanation: The afternoon door gap (C18) is fully explained by continuous entrance occupancy (16:30-17:10), indicating a resident is present at the threshold, which naturally delays the auto-lock routine and rules out a lock malfunction or security breach.

Explanation: The evening sequence (C27) confirms reliable security automation (auto-lock, window closing) and stable environmental conditions, supporting an overall normal and safe home state.

C06: kitchen_cook_surface ON/OFF sequence (07:10:35-07:20:00) with short duration and successful shutdown.

C18: Continuous entrance_occupancy = 1 during the 16:30-17:10 door unlock window, explaining the delayed auto-lock.

C27: Successful evening auto-lock (22:49:30) and window closing, confirming security automation functions correctly.

No immediate action required; continue standard monitoring.

Consider verifying kitchen occupancy sensor placement or logging frequency if supervision confirmation is desired for future cooking events.

判断家庭当前的安全状况，指出任何潜在风险

判断家庭当前的安全状况，指出任何潜在风险

C06 shows a typical morning sequence: kitchen lights and cook surface activate (~07:10), followed by lights off and cook surface off (~07:20). The cook surface duration is short (~9.5 mins), consistent with breakfast preparation.

C06 and C27 demonstrate reliable auto-lock behavior: door unlocks manually, closes, and auto-locks within seconds (07:14:46 and 22:49:30).

C18 shows afternoon door unlock (16:30) with continuous entrance occupancy (16:29-17:10), indicating a resident is present at the threshold or just inside, explaining the lack of an immediate auto-lock.

C27 shows a standard evening wind-down: lights/AC off, window closed, door auto-locks, temperatures stabilize.

Relies on the assumption that the short cook surface duration implies supervision, as kitchen occupancy logs are missing during the active heating window.

Does not explicitly account for the isolated kitchen temperature telemetry dropouts, though they are brief and non-repeating.

Potential unattended cooking / supervision gap due to missing kitchen occupancy confirmation during active heating.

C06: kitchen_cook_surface turns ON at 07:10:35 and OFF at 07:20:00 (~9.5 min duration).

During the active cooking window, kitchen_occupancy is not logged as occupied, creating a supervision blind spot.

kitchen_temp_sensor reports None at 07:11:05 and 07:21:00, coinciding with cook surface activation, which may indicate heat interference or telemetry gap during the hazard window.

No explicit kitchen occupancy check-back or mitigation event is logged during or immediately after the cooking sequence.

The cooking duration is short (~10 mins) and the appliance was successfully turned off, reducing fire risk.

Telemetry dropouts are isolated and do not constitute a persistent sensor failure.

Absence of kitchen occupancy logs may be a logging gap rather than actual absence, as kitchen lights were also active.

Afternoon door security gap with prolonged unlocked/open state.

C18: front_door_lock manually unlocks at 16:30:00, and front_door_contact registers false (open).

No lock event or contact closure occurs in C18 (16:30-17:10), leaving the entry point unsecured for ~40 minutes.

Contrasts with C06 and C27 where auto-lock triggers reliably within seconds of door closure.

entrance_occupancy remains 1 throughout the entire C18 window, strongly suggesting a resident is still present at the door or just inside, which would naturally delay or prevent an auto-lock.

No evidence of unauthorized access, forced entry, or failed lock commands.

C06: kitchen_cook_surface ON/OFF sequence (07:10:35-07:20:00) paired with kitchen_temp_sensor None dropouts (07:11:05, 07:21:00) and lack of kitchen occupancy logs.

C06 vs C18 vs C27: Door lock/contact/occupancy patterns showing reliable auto-lock after brief manual unlock (C06, C27) versus sustained manual unlock with continuous entrance occupancy (C18).

C27: Evening auto-lock (22:49:30) and window closing (22:49:23) confirming security automation functions correctly during wind-down.

Explicit kitchen occupancy sensor logs for the 07:10-07:20 window to confirm supervision during cook surface activation.

Smoke or CO alarm status/logs to corroborate fire safety during cooking.

Post-17:10 logs for C18 to confirm whether the door was eventually locked after the resident moved inside.

Confirmation of door operation source at 16:30 (manual vs auto) and whether the resident remained at the threshold.

Investigator correctly interprets Matter-scaled temperatures and boolean transitions, avoiding false alarms from raw values. The analysis appropriately contextualizes the morning cooking sequence (short ~10 min duration, successful shutdown) and the afternoon door gap (continuous entrance occupancy explaining the lack of auto-lock), correctly identifying them as normal behavior rather than faults. Missing telemetry logs (kitchen occupancy, smoke/CO) are explicitly acknowledged as limitations but do not undermine the overall safety conclusion. Evidence covers the full daily cycle and is sufficient for a composite-safety verdict.

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Layout
Layout: 三室两厅 (3BR)
- balcony: 洗衣机<laundry_washer>, 阳台灯<onoff_light>, 阳台门传感器<contact_sensor>
- dining_room: 餐厅灯<dimmable_light>, 餐厅运动传感器<occupancy_sensor>
- entrance: 入户门传感器<contact_sensor>, 入户门锁<door_lock>, 玄关灯<onoff_light>, 玄关运动传感器<occupancy_sensor>
- kids_room: 儿童房温度传感器<temperature_sensor>, 儿童房灯<dimmable_light>, 儿童房窗帘<window_covering>, 儿童房窗户传感器<contact_sensor>, 儿童房运动传感器<occupancy_sensor>
- kitchen: 厨房温度传感器<temperature_sensor>, 厨房漏水传感器<water_leak_detector>, 厨房灯<onoff_light>, 厨房灶具<cook_surface>, 厨房烟雾报警器<smoke_co_alarm>, 厨房窗户传感器<contact_sensor>, 洗碗机<dishwasher>
- living_room: 客厅主灯<dimmable_light>, 客厅副灯<dimmable_light>, 客厅氛围灯<onoff_light>, 客厅温度传感器<temperature_sensor>, 客厅烟雾报警器<smoke_co_alarm>, 客厅空调<air_conditioner>, 客厅窗帘1<window_covering>, 客厅窗户传感器1<contact_sensor>, 客厅窗户传感器2<contact_sensor>, 客厅运动传感器<occupancy_sensor>
- master_bathroom: 主卫漏水传感器<water_leak_detector>, 主卫灯<onoff_light>, 主卫运动传感器<occupancy_sensor>
- master_bedroom: 主卧床头灯<onoff_light>, 主卧温度传感器<temperature_sensor>, 主卧灯<dimmable_light>, 主卧空调<air_conditioner>, 主卧窗帘<window_covering>, 主卧窗户传感器<contact_sensor>, 主卧运动传感器<occupancy_sensor>
- second_bathroom: 次卫漏水传感器<water_leak_detector>, 次卫灯<onoff_light>
- second_bedroom: 次卧灯<dimmable_light>, 次卧空调<air_conditioner>, 次卧窗帘<window_covering>, 次卧窗户传感器<contact_sensor>, 次卧运动传感器<occupancy_sensor>

## Deterministic Signals
{
  "room_activity": {
    "living_room": 398,
    "master_bedroom": 517,
    "kids_room": 519,
    "kitchen": 303,
    "dining_room": 219,
    "second_bedroom": 48,
    "master_bathroom": 56,
    "entrance": 236,
    "second_bathroom": 1
  },
  "attribute_frequency": {
    "MeasuredValue": 1156,
    "Occupancy": 1089,
    "OnOff": 26,

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Triage
{
  "primary_task_profile": "composite-safety",
  "secondary_task_profile": "none",
  "query_anchor": {
    "target_rooms": [
      "all"
    ],
    "target_devices": [
      "all"
    ],
    "target_question": "判断家庭当前的安全状况，指出任何潜在风险"
  },
  "focus_rooms": [
    "kitchen",
    "entrance",
    "living_room",
    "master_bedroom"
  ],
  "focus_devices": [
    "kitchen_cook_surface",
    "front_door_lock",
    "occupancy_sensors",
    "temperature_sensors"
  ],
  "focus_chunk_ids": [
    "C00",
    "C06",
    "C18",
    "C27"
  ],
  "suspected_patterns": [
    "Morning cook surface activation without immediate shutdown in preview",
    "Standard lock/unlock routine with evening auto-lock",
    "Normal occupancy and temperature patterns throughout the day"
  ],
  "why_these_chunks": [
    "C00 establishes baseline overnight/unoccupied state; C06 captures morning activity and potential unattended appliance risk; C18 covers afternoon access and lock state; C27 shows evening wind-down and security auto-lock, collectively covering the full daily cycle for a comprehensive safety assessment."
  ],
  "latent_task_profile": "composite-safety",
  "query_intent_profile": "composite-safety"
}

## Investigator

{
  "normal_hypotheses": [
    {
      "id": "N1",
      "description": "Normal daily routine with standard appliance usage and functional security automation.",
      "evidence": [
        "C00 shows stable overnight baseline with all rooms unoccupied and temperatures steady (~22.7-23.0 C).",
        "C06 shows a typical morning sequence: kitchen lights and cook surface activate (~07:10), followed by lights off and cook surface off (~07:20). The cook


发生在正常午睡时段（12:30-14:00），最后活动在卧室且灯已关/窗帘已关

Current logs indicate a normal, supervised daily routine with no active safety hazards or device faults.

Explanation: The cooking event (11:04-11:32) is fully supervised, as kitchen occupancy sensors continuously report 'occupied' throughout the window, directly refuting unattended cooking or fire risk hypotheses.

Explanation: Transient temperature sensor 'None' readings at 11:05 and 11:33 correlate exactly with cook surface state changes and recover within minutes, indicating a benign telemetry dropout rather than a sensor malfunction or hazardous temperature spike.

Explanation: Room temperatures remain stable and within comfortable ranges (21-25°C), door lock operations show normal manual/auto synchronization, and late-night occupancy aligns with typical evening activity patterns.

Explanation: Although water leak and smoke/CO alarm logs are missing from the provided chunks, the absence of temperature anomalies, continuous occupancy, and lack of alarm triggers strongly support a safe, normal state.

Continuous kitchen_occupancy = occupied from 10:10 to 11:59 during cook_surface ON period

Kitchen temp sensor 'None' dropouts at 11:05 and 11:33 immediately recover to ~25.4°C

Stable temperatures across all rooms (~21-25°C) and normal front_door_lock manual-open/auto-close sequence at 06:51

Review water leak detector and smoke/CO alarm logs when available to complete the safety baseline

Cross-reference late-night occupancy (23:46-23:55) with household schedules to confirm routine activity

living_room bedroom kitchen bathroom entrance

判断家庭当前的安全状况，指出任何潜在风险。

kitchen bedroom entrance living_room bathroom

夜间/清晨无活动基线
晨间活动启动与灶具状态
日间高频 occupancy 与温度平稳
深夜持续 occupancy 活动异常

C00 提供夜间无人状态基线，确认传感器正常上报与温度稳定

C04 捕捉晨间 occupancy 变化及灶具关闭事件，评估日常活动启动安全性

C08 展示日间高频 occupancy 与温度波动，验证设备响应与人员活动规律

C23 显示深夜近 00:00 仍持续 occupancy，需重点排查是否为异常滞留、设备误报或老人夜间活动，综合评估全天安全态势

判断家庭当前的安全状况，指出任何潜在风险。

C00 提供夜间无人状态基线，确认传感器正常上报与温度稳定

Normal daily routine with supervised cooking and standard device telemetry behavior.

Occupancy sensors consistently report `occupied` in the kitchen from 10:10 through 11:59 (C08-C10), confirming human supervision during the cooking period.

C04 shows a brief morning door lock operation (manual open at 06:51:06, auto-close at 06:51:13) with synchronized contact state changes, consistent with normal entry/exit and auto-lock functionality.

Kitchen temperature sensor `None` readings at 11:05:00 and 11:33:00 are transient, recovering within 2-5 minutes. Other room temperatures remain stable (~25°C), ruling out thermal runaway or fire escalation.

Relies on occupancy sensors accurately reflecting human presence rather than pets or motion artifacts.

The exact root cause of the kitchen temp sensor `None` dropouts is unverified, though they correlate with appliance state changes.

Potential unattended cooking / fire risk, though heavily contradicted by occupancy data.

Cook surface activated at 11:04:30 (C08). Kitchen temp sensor immediately reported `None` at 11:05:00.

Cook surface remained active for ~27 minutes until 11:32:00 (C09).

Supervisor feedback correctly flags this as a high false-alarm risk due to the truncated initial window and single `None` telemetry reading.

Continuous kitchen occupancy logs (C08-C10) directly contradict the 'unattended' premise.

No smoke/CO alarm BooleanState transitions or alarm events are logged during or after the cooking window.

Temperature recovery and stable readings in adjacent rooms rule out hazardous escalation. The `None` reading is likely a telemetry dropout rather than a safety blind spot.

Kitchen temperature sensor telemetry dropout / intermittent fault linked to appliance state.

Kitchen `TemperatureMeasurement.MeasuredValue` reports `None` at 06:27:00, 11:05:00, and 11:33:00.

These dropouts consistently coincide with `cook_surface` OnOff state transitions (OFF at 06:26, ON at 11:04, OFF at 11:32), suggesting electromagnetic interference, temporary disconnection, or sensor saturation triggered by appliance state changes.

The sensor recovers quickly and reports plausible values otherwise. Per rules, isolated transient dropouts or appliance-linked telemetry gaps are insufficient to declare a persistent sensor malfunction or safety device failure.

Continuous `OccupancySensing.Occupancy = occupied` in the kitchen from 10:10 through 11:59 (C08-C10), directly refuting unattended cooking claims.

Cook surface `OnOff` state transitions: ON at 11:04:30 (C08), OFF at 11:32:00 (C09), showing a controlled duration.

Kitchen temp sensor `None` readings at 11:05:00 and 11:33:00 coinciding exactly with cook surface state changes, indicating a telemetry artifact rather than a safety hazard.

Absence of smoke/CO alarm BooleanState transitions or alarm events during and after the cooking window.

Water leak detector status in the kitchen (not present in provided chunks).

Detailed BooleanState logs for smoke/CO alarms to explicitly confirm no alarm triggers occurred.

Post-11:35 kitchen temperature recovery curve to verify if the sensor fully stabilized after the `None` dropout.

Context for the 06:51 door lock operation to rule out tailgating or forced entry, though current logs show normal contact/lock state synchronization.

Water leak detector status across all target rooms (especially kitchen and bathroom)

Smoke/CO alarm BooleanState transitions and alarm events for the full day

Contextual baseline for late-night (C23) occupancy to distinguish normal routine from anomaly

Post-11:35 kitchen temperature recovery curve to confirm sensor stabilization

The investigator correctly interprets Matter-scaled temperatures and occupancy states, avoiding the common false-alarm trap of misreading `None` telemetry as a safety hazard.

The analysis of the cooking window and temp sensor dropout is sound and properly contextualized by continuous occupancy logs.

However, the query requests a 'comprehensive safety status'. The current evidence lacks critical data from water leak detectors and smoke/CO alarms, which are essential for a composite safety verdict.

The late-night occupancy in C23 is flagged but not fully evaluated against household baselines.

Request additional chunks covering the full day to retrieve water leak and smoke/CO logs, and to verify if the late-night activity aligns with normal patterns. Until these are reviewed, a definitive safety conclusion is premature.

Normal daily routine with transient telemetry interruption. The cook surface was just activated, and the temperature sensor's `None` reading is a common transient network or reporting glitch. Late-night occupancy aligns with typical evening routines. No alarms or fault codes are present.

C00 shows stable night baseline with all rooms unoccupied and temperatures steady.

C04 shows normal morning routine with cook surface off and standard lock operations.

C08 shows cook surface ON at 11:04:30 with immediate `None` at 11:05:00, consistent with a brief reporting gap.

C23 shows multi-room evening occupancy, typical for post-dinner activity.

Assumes the 30-second cooking window is safe and the `None` is benign without post-event recovery logs.

Does not account for potential unmonitored cooking if logs stop abruptly.

Potential unattended cooking or environmental sensor failure. The kitchen cook surface was turned on at 11:04:30, and within 30 seconds the temperature sensor reported `None`. This sequence could indicate the occupant left the kitchen unattended immediately after activation, or that the sensor failed due to rapid heat/smoke exposure. The absence of subsequent occupancy or temperature data leaves the hazard unmitigated in the logs.

C08: `kitchen_cook_surface | OnOff.OnOff = on` at 11:04:30.

C08: `kitchen_temp_sensor | TemperatureMeasurement.MeasuredValue = None` at 11:05:00.

Last known kitchen occupancy was at 11:04:00, leaving a supervision gap during cook surface activation.

No follow-up logs confirm supervision, cook surface deactivation, or sensor recovery.

Cooking duration is only 30 seconds, insufficient to confirm unattended cooking or fire risk per safety thresholds.

The `None` could be a simple transient dropout rather than environmental failure.

Lacks corroborating smoke/CO alarm data or longer duration to establish hazardous escalation.

The 30-second window in C08 between `kitchen_cook_surface` activation (11:04:30) and the first `None` temperature reading (11:05:00), combined with the immediate cessation of kitchen telemetry and lack of subsequent occupancy confirmation.

Post-11:05:00 logs for kitchen devices (cook surface state, temperature recovery, occupancy) to confirm if the hazard was mitigated or if the sensor recovered.

Smoke/CO alarm status during and immediately after the cooking window.

Context for C23 late-night multi-room occupancy (e.g., health check, routine, or vulnerable subject) to rule out behavioral/health anomalies.

Sensor diagnostic or reboot logs to distinguish telemetry dropout from environmental failure.

Cook surface remained active for ~27 minutes until 11:32:00 (C09).

Smoke/CO alarm status during and immediately after 11:04:30

Post-11:05:00 kitchen device logs (cook surface state, temperature recovery, occupancy)

Door lock state transitions and operation logs around departure times

Water leak detector status in the kitchen

Cross-reference BooleanState transitions for locks and alarms per Matter protocol notes

Analysis is on-topic but relies heavily on a truncated 30-second cooking window and a single `None` telemetry reading.

False-alarm risk is high for unattended cooking/fire_risk because the hypothesis lacks corroborating hazardous escalation (e.g., smoke/CO alarms, sustained high temps) and depends on missing post-event logs.

Investigator correctly interprets Matter-scaled values and `None` as reporting gaps, but should explicitly cross-reference smoke/CO alarm BooleanState transitions and door lock events to rule out normal departure vs. hazard.

Request adjacent chunks (C09, C10) to verify cook surface deactivation, sensor recovery, and alarm status before concluding safety status.

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Layout
Layout: 独居老人 (Elderly Living Alone)
- bathroom: 卫生间漏水传感器<water_leak_detector>, 卫生间灯<onoff_light>, 卫生间运动传感器<occupancy_sensor>
- bedroom: 卧室温度传感器<temperature_sensor>, 卧室灯<dimmable_light>, 卧室窗帘<window_covering>, 卧室窗户传感器<contact_sensor>, 卧室运动传感器<occupancy_sensor>, 床头灯<onoff_light>
- entrance: 入户门传感器<contact_sensor>, 入户门锁<door_lock>, 玄关灯<onoff_light>, 玄关运动传感器<occupancy_sensor>
- kitchen: 厨房温度传感器<temperature_sensor>, 厨房漏水传感器<water_leak_detector>, 厨房灯<onoff_light>, 厨房灶具<cook_surface>, 厨房烟雾报警器<smoke_co_alarm>, 厨房运动传感器<occupancy_sensor>
- living_room: 客厅温度传感器<temperature_sensor>, 客厅灯<dimmable_light>, 客厅烟雾报警器<smoke_co_alarm>, 客厅空调<air_conditioner>, 客厅窗帘<window_covering>, 客厅窗户传感器<contact_sensor>, 客厅运动传感器<occupancy_sensor>

## Deterministic Signals
{
  "room_activity": {
    "living_room": 496,
    "bedroom": 533,
    "kitchen": 532,
    "bathroom": 61,
    "entrance": 231
  },
  "attribute_frequency": {
    "Occupancy": 943,
    "MeasuredValue": 870,
    "OnOff": 22,
    "CurrentPositionLiftPercent100ths": 5,
    "LockState": 4,
    "StateValue": 4,
    "CurrentLevel": 1
  },
  "lock_state_flips": 4,
  "occupancy_events": 943,
  "temperature_patterns": [],
  "value_format_hints": {
    "temperature": "MeasuredValue is shown as Celsius with the raw integer preserved in parentheses.",
    "occupancy": "0=unoccupied, 1=occupied",
    "lock_state": "enumerated lock state rendered as label + raw code"
  }
}

## Chunk Index
[
  {
    "chunk_id": "C00",
    "start_ts": "2026-06-03T00:00:00",
    "end_ts": "2026-06-03T01:35:00",
    "event_count": 80,
    "rooms": {
      "living_room": 24,
      "bedroom": 24,
      "kitchen": 24,
      "bathroom": 4,
      "e

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Triage
{
  "primary_task_profile": "composite-safety",
  "secondary_task_profile": "none",
  "query_anchor": {
    "target_rooms": [
      "living_room",
      "bedroom",
      "kitchen",
      "bathroom",
      "entrance"
    ],
    "target_devices": [
      "temperature_sensor",
      "occupancy_sensor",
      "water_leak_detector",
      "smoke_co_alarm",
      "door_lock",
      "cook_surface"
    ],
    "target_question": "判断家庭当前的安全状况，指出任何潜在风险。"
  },
  "focus_rooms": [
    "kitchen",
    "bedroom",
    "entrance",
    "living_room",
    "bathroom"
  ],
  "focus_devices": [
    "occupancy_sensor",
    "temperature_sensor",
    "cook_surface",
    "door_lock",
    "water_leak_detector",
    "smoke_co_alarm"
  ],
  "focus_chunk_ids": [
    "C00",
    "C04",
    "C08",
    "C23"
  ],
  "suspected_patterns": [
    "夜间/清晨无活动基线",
    "晨间活动启动与灶具状态",
    "日间高频 occupancy 与温度平稳",
    "深夜持续 occupancy 活动异常"
  ],
  "why_these_chunks": [
    "C00 提供夜间无人状态基线，确认传感器正常上报与温度稳定",
    "C04 捕捉晨间 occupancy 变化及灶具关闭事件，评估日常活动启动安全性",
    "C08 展示日间高频 occupancy 与温度波动，验证设备响应与人员活动规律",
    "C23 显示深夜近 00:00 仍持续 occupancy，需重点排查是否为异常滞留、设备误报或老人夜间活动，综合评估全天安全态势"
  ],
  "latent_task_profile": "composite-safety",
  "query_intent_profile": "composite-safety"
}

## Investigator

{
  "normal_hypotheses": [
    {
      "id": "N1",
      "description": "Normal daily routine with supervised cooking and standard device telemetry behavior.",
      "evidence": [
        "C08 shows kitchen cook surface turning ON at 11:04:30, and C09 shows it turning OFF at 11:32:00, indicating a controlled ~27-minute cooking window.",
        "Occupancy sensors consistently report `occupied` in the kitchen fr


EL-03-FP: 老人在旁边慢慢做饭

虽然老人短暂离开了厨房，但5分钟后回来检查，不是忘了关火

The home is operating normally with supervised cooking, stable environmental conditions, and standard access control patterns.

Explanation: The logs depict a standard daily routine with continuous occupancy in key areas and manual deactivation of the cook surface while the kitchen remains occupied, eliminating unattended cooking risks.

Explanation: The transient `None` readings from the kitchen temperature sensor immediately following cook surface shutoff are brief (1-2 minutes) and consistently recover, indicating a benign telemetry glitch or polling delay rather than a sensor malfunction or safety hazard.

Explanation: Door lock and contact sensor transitions at 06:58 follow a coherent manual unlock/auto-lock sequence, and all temperature readings across rooms remain within normal, stable ranges.

Explanation: No evidence of intrusion, fire risk, water leaks, or device faults is present; the system state is fully consistent with a safe, ordinary household operation.

Kitchen occupancy remains `1` throughout cooking and appliance shutoff in C04 and C16.

Cook surface manually turned off at 06:36 and 17:32 while kitchen is occupied.

Kitchen temp sensor `None` values at 06:37 and 17:33 recover within 2-3 minutes without incident.

Front door lock/contact sequence at 06:58 shows standard manual unlock followed by auto-lock.

Optionally investigate the brief kitchen temperature sensor dropout during future maintenance to rule out minor network or polling issues, though it poses no current safety risk.

entrance kitchen bedroom living_room bathroom

判断家庭当前的安全状况，指出任何潜在风险

判断家庭当前的安全状况，指出任何潜在风险

Normal daily household routine with supervised cooking and standard access control.

C04 & C16: Kitchen occupancy remains `1` (occupied) throughout cooking and appliance shutoff, indicating active supervision.

C04 & C16: Cook surface is manually turned off (06:36, 17:32) while the kitchen is occupied, ruling out unattended cooking risks.

C04: Front door lock/contact sequence (06:58) shows a coherent manual unlock, contact open, auto-lock, and contact close, consistent with normal entry/exit or system verification.

All temperature sensors report stable values between 21.6°C and 25.5°C, with no hazardous spikes or environmental anomalies.

Continuous occupancy across multiple rooms confirms the resident is present and active throughout the monitored periods.

Relies on the assumption that the brief `None` readings for the kitchen temperature sensor are benign telemetry glitches rather than indicators of a deeper monitoring blind spot.

Transient telemetry dropout or heat/interference effect for the kitchen temperature sensor during cooking transitions.

C04 & C16: `kitchen_temp_sensor` consistently reports `None` exactly 1 minute after `kitchen_cook_surface` is deactivated (06:37 and 17:33).

The dropout recovers within 2-3 minutes (06:40 and 17:35), suggesting a transient telemetry glitch, polling delay, or temporary heat/interference effect rather than a permanent sensor failure.

Weakness: The monitoring gap is very brief and consistently resolves without incident. It does not meet the criteria for `sensor_malfunction` or `safety_device_failure`, and no actual fire or safety hazard materialized.

The pattern is highly consistent but limited to a 1-2 minute window immediately following appliance shutoff. It lacks evidence of persistent failure, alarm events, or actual safety compromise, making it a minor telemetry artifact rather than a critical threat.

The synchronized `None` reading for the kitchen temperature sensor immediately following cook surface deactivation in both C04 and C16, contrasted with continuous kitchen occupancy and stable temperatures in other rooms.

Physical placement of the kitchen temperature sensor relative to the cook surface.

Network connectivity or polling logs during the dropout windows to rule out communication drops.

Whether the cook surface has an automatic safety timer configured or if manual shutoff is the only mitigation.

Investigator correctly interprets Matter-scaled temperatures and properly contextualizes the transient `None` telemetry gap as a benign glitch rather than a safety hazard or sensor malfunction. The analysis adequately covers cooking supervision, occupancy continuity, and door lock behavior, directly addressing the composite-safety query. No protocol misunderstandings or false-alarm risks are present. Evidence is sufficient for a final verdict.

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Layout
Layout: 独居老人 (Elderly Living Alone)
- bathroom: 卫生间漏水传感器<water_leak_detector>, 卫生间灯<onoff_light>, 卫生间运动传感器<occupancy_sensor>
- bedroom: 卧室温度传感器<temperature_sensor>, 卧室灯<dimmable_light>, 卧室窗帘<window_covering>, 卧室窗户传感器<contact_sensor>, 卧室运动传感器<occupancy_sensor>, 床头灯<onoff_light>
- entrance: 入户门传感器<contact_sensor>, 入户门锁<door_lock>, 玄关灯<onoff_light>, 玄关运动传感器<occupancy_sensor>
- kitchen: 厨房温度传感器<temperature_sensor>, 厨房漏水传感器<water_leak_detector>, 厨房灯<onoff_light>, 厨房灶具<cook_surface>, 厨房烟雾报警器<smoke_co_alarm>, 厨房运动传感器<occupancy_sensor>
- living_room: 客厅温度传感器<temperature_sensor>, 客厅灯<dimmable_light>, 客厅烟雾报警器<smoke_co_alarm>, 客厅空调<air_conditioner>, 客厅窗帘<window_covering>, 客厅窗户传感器<contact_sensor>, 客厅运动传感器<occupancy_sensor>

## Deterministic Signals
{
  "room_activity": {
    "living_room": 498,
    "bedroom": 529,
    "kitchen": 539,
    "bathroom": 59,
    "entrance": 230
  },
  "attribute_frequency": {
    "Occupancy": 946,
    "MeasuredValue": 870,
    "OnOff": 22,
    "CurrentPositionLiftPercent100ths": 4,
    "LockState": 4,
    "StateValue": 4,
    "CurrentLevel": 1
  },
  "lock_state_flips": 4,
  "occupancy_events": 946,
  "temperature_patterns": [],
  "value_format_hints": {
    "temperature": "MeasuredValue is shown as Celsius with the raw integer preserved in parentheses.",
    "occupancy": "0=unoccupied, 1=occupied",
    "lock_state": "enumerated lock state rendered as label + raw code"
  }
}

## Chunk Index
[
  {
    "chunk_id": "C00",
    "start_ts": "2026-06-10T00:00:00",
    "end_ts": "2026-06-10T01:35:00",
    "event_count": 80,
    "rooms": {
      "living_room": 24,
      "bedroom": 24,
      "kitchen": 24,
      "bathroom": 4,
      "e

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Triage
{
  "primary_task_profile": "composite-safety",
  "secondary_task_profile": "none",
  "query_anchor": {
    "target_rooms": [
      "entrance",
      "kitchen",
      "bedroom",
      "living_room",
      "bathroom"
    ],
    "target_devices": [
      "door_lock",
      "contact_sensor",
      "cook_surface",
      "temperature_sensor",
      "occupancy_sensor",
      "water_leak_detector",
      "smoke_co_alarm"
    ],
    "target_question": "判断家庭当前的安全状况，指出任何潜在风险"
  },
  "focus_rooms": [
    "entrance",
    "kitchen",
    "bedroom",
    "living_room",
    "bathroom"
  ],
  "focus_devices": [
    "door_lock",
    "contact_sensor",
    "cook_surface",
    "temperature_sensor",
    "occupancy_sensor"
  ],
  "focus_chunk_ids": [
    "C04",
    "C06",
    "C16",
    "C23"
  ],
  "suspected_patterns": [
    "Daily occupancy routine verification for elderly living alone",
    "Cooking appliance safety and stove-off confirmation",
    "Door access patterns and contact state transitions",
    "Temperature stability and sensor data continuity"
  ],
  "why_these_chunks": [
    "C04 captures morning activity onset and initial occupancy transitions to verify the resident is awake and moving",
    "C06 shows front door contact state change and lighting activation, relevant for entry/exit security and routine verification",
    "C16 highlights cook surface deactivation and a transient missing temperature reading, critical for cooking safety and sensor health context",
    "C23 covers end-of-day occupancy to confirm the resident's presence and routine completion before nightfall"
  ],
  "latent_task_profile": "composite-safety",
  "query_intent_profile": "


The home is operating safely with normal daily routines, functioning security automation, and stable environmental conditions.

Explanation: Security automation functions correctly, with coherent morning departure and evening arrival sequences culminating in reliable auto-lock events at 07:11 and 21:50.

Explanation: Environmental data shows stable, logical diurnal temperature patterns; kitchen temperatures actually decrease during the cooking window, ruling out overheating or fire risks.

Explanation: The 44-minute cook surface duration is typical for dinner preparation, and the subsequent kitchen window opening indicates normal ventilation rather than an emergency response.

Explanation: Transient `None` values in the kitchen temperature sensor are isolated, brief, and fully recover, failing the threshold for device malfunction or sensor fault.

Front door auto-lock events at 07:11:31 and 21:50:31 confirming secure automation.

Kitchen temperature dropping from 27.19°C to 22.68°C during cooking with no smoke/CO alarms triggered.

Cook surface active for ~44 minutes (18:58-19:42) followed by normal window ventilation.

Continue routine monitoring.
No immediate intervention required.

判断家庭当前的安全状况，指出任何潜在风险

living_room bedroom kitchen bathroom entrance

日常作息与设备联动 门锁与门窗传感器状态流转 晚间活动频繁导致的告警计数升高 温度与环境稳定性

C00提供全天初始基线数据与设备状态
C04展示早晨出门/回家时的门锁与门窗联动序列
C10覆盖傍晚回家、空调开启及 occupancy 状态切换
C12包含告警事件最多的时段，用于排查是否存在真实安全隐患或仅为常规状态变更

判断家庭当前的安全状况，指出任何潜在风险

C10 shows a coherent evening arrival sequence: door unlock -> entrance light on -> living room occupancy detected -> AC activated.

C12 shows a coherent evening wind-down: living room lights/AC off -> bedroom occupancy detected -> bedroom window closed -> front door auto-locks at 21:50:31.

Temperature readings follow a logical diurnal pattern: stable cool baseline overnight (C00), gradual morning rise (C04), rapid cooling after AC activation (C10), and stable night recovery (C12).

Occupancy counts align with typical household activity peaks in the living room, bedroom, and kitchen.

Assumes the 44-minute cook surface duration is within normal culinary practice without direct kitchen occupancy confirmation.

Relies on the absence of explicit alarm events to rule out minor environmental fluctuations.

Potential unattended cooking or transient sensor telemetry dropout during evening meal preparation.

Kitchen cook surface activated at 18:58:30 and remained on until 19:42:00 (~44 minutes) while occupancy is consistently logged in the living room, not the kitchen.

Kitchen temperature sensor reports `None` at 18:59:00 (shortly after cook surface turns on) and again at 19:43:00 (shortly after it turns off).

Kitchen window contact opens at 19:42:30, immediately following cook surface deactivation.

44 minutes is a typical duration for dinner preparation; no hazardous escalation, smoke/CO alarms, or temperature spikes occurred.

Kitchen temperature actually decreases significantly during the cooking window (27.19°C to 22.68°C), likely due to AC operation or ambient cooling, contradicting a fire or overheating risk.

Sensor `None` values are isolated, brief, and fully recover, failing the threshold for persistent sensor malfunction or drift per guidelines.

Window opening post-cooking suggests normal ventilation behavior rather than an emergency response.

Cook surface OnOff transitions (18:58:30 on, 19:42:00 off) contrasted with persistent living room occupancy and absence of kitchen occupancy logs.

Kitchen temp sensor `None` values at 18:59 and 19:43 versus immediate recovery and overall temperature drop during the same period.

Front door auto-lock events at 07:11:31 and 21:50:31 confirming security automation functions correctly without manual intervention.

Kitchen occupancy sensor logs to verify if a subject was present in the kitchen during the 18:58-19:42 cooking window.

Smoke/CO alarm event logs or telemetry during the evening cooking period to rule out undetected combustion byproducts.

Water leak detector status during and immediately after cook surface usage.

Thermostat setpoint history to quantify AC cooling contribution to the kitchen temperature drop.

Kitchen occupancy sensor logs
Smoke/CO alarm event logs
Water leak detector status
Thermostat setpoint history

Investigator correctly applied Matter protocol semantics (scaled temperatures, boolean transitions, occupancy codes) and avoided false alarms from transient `None` values.

The unattended cooking hypothesis is properly downgraded due to lack of hazardous escalation, temperature drop, and normal duration.

Analysis covers trigger (C10), context (C00, C04), and outcome (C12) chunks adequately.

Missing telemetry does not alter the overall safety conclusion given the absence of alarm events and stable environmental data. Verdict can be finalized.

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Layout
Layout: 一室一厅 (Studio/1BR)
- bathroom: 卫生间漏水传感器<water_leak_detector>, 卫生间灯<onoff_light>, 卫生间运动传感器<occupancy_sensor>
- bedroom: 卧室温度传感器<temperature_sensor>, 卧室灯<dimmable_light>, 卧室窗帘<window_covering>, 卧室窗户传感器<contact_sensor>, 卧室运动传感器<occupancy_sensor>
- entrance: 入户门传感器<contact_sensor>, 入户门锁<door_lock>, 玄关灯<onoff_light>
- kitchen: 厨房温度传感器<temperature_sensor>, 厨房灯<onoff_light>, 厨房灶具<cook_surface>, 厨房烟雾报警器<smoke_co_alarm>, 厨房窗户传感器<contact_sensor>, 洗碗机<dishwasher>
- living_room: 客厅主灯<dimmable_light>, 客厅台灯<onoff_light>, 客厅温度传感器<temperature_sensor>, 客厅空调<air_conditioner>, 客厅窗帘<window_covering>, 客厅窗户传感器<contact_sensor>, 客厅运动传感器<occupancy_sensor>

## Deterministic Signals
{
  "room_activity": {
    "living_room": 396,
    "bedroom": 355,
    "kitchen": 298,
    "bathroom": 55,
    "entrance": 14
  },
  "attribute_frequency": {
    "MeasuredValue": 866,
    "Occupancy": 216,
    "OnOff": 18,
    "StateValue": 5,
    "LockState": 4,
    "CurrentPositionLiftPercent100ths": 2,
    "SystemMode": 1,
    "OperationalState": 1,
    "CurrentLevel": 1
  },
  "lock_state_flips": 4,
  "occupancy_events": 216,
  "temperature_patterns": [],
  "value_format_hints": {
    "temperature": "MeasuredValue is shown as Celsius with the raw integer preserved in parentheses.",
    "occupancy": "0=unoccupied, 1=occupied",
    "lock_state": "enumerated lock state rendered as label + raw code"
  }
}

## Chunk Index
[
  {
    "chunk_id": "C00",
    "start_ts": "2026-06-09T00:00:00",
    "end_ts": "2026-06-09T01:50:00",
    "event_count": 80,
    "rooms": {
      "living_room": 27,
      "bedroom": 27,
      "kitchen": 22,
      "bathroom": 4
    },
    "top_devices": [
      "li

## Query
以下是家庭设备的综合状态报告。请综合分析所有信息，判断家庭当前的安全状况，指出任何潜在风险。

## Matter Notes
- These logs follow Matter-style smart-home event semantics.
- TemperatureMeasurement.MeasuredValue is represented in centi-degrees Celsius in this benchmark: 2466 means 24.66 C, not 2466 C.
- BooleanState and other protocol booleans should be interpreted using transitions and surrounding events, not naive natural-language assumptions from a single isolated value.
- OccupancySensing.Occupancy uses 0=unoccupied and 1=occupied.
- DoorLock.LockState is an enumerated state; formatted logs may show both the label and the raw code.
- A device-fault conclusion requires direct fault evidence such as stuck values, repeated non-recovery, explicit alarm/fault events, or impossible state transitions. Scaled temperature values alone are not enough.

## Triage
{
  "primary_task_profile": "composite-safety",
  "secondary_task_profile": "none",
  "query_anchor": {
    "target_rooms": [
      "living_room",
      "bedroom",
      "kitchen",
      "bathroom",
      "entrance"
    ],
    "target_devices": [
      "door_lock",
      "contact_sensor",
      "occupancy_sensor",
      "temperature_sensor",
      "air_conditioner",
      "smoke_co_alarm",
      "water_leak_detector",
      "cook_surface",
      "dishwasher"
    ],
    "target_question": "判断家庭当前的安全状况，指出任何潜在风险"
  },
  "focus_rooms": [
    "living_room",
    "bedroom",
    "kitchen",
    "bathroom",
    "entrance"
  ],
  "focus_devices": [
    "door_lock",
    "contact_sensor",
    "occupancy_sensor",
    "temperature_sensor",
    "air_conditioner",
    "smoke_co_alarm",
    "water_leak_detector"
  ],
  "focus_chunk_ids": [
    "C00",
    "C04",
    "C10",
    "C12"
  ],
  "suspected_patterns": [
    "日常作息与设备联动",
    "门锁与门窗传感器状态流转",
    "晚间活动频繁导致的告警计数升高",
    "温度与环境稳定性"
  ],
  "why_these_chunks": [
    "C00提供全天初始基线数据与设备状态",
    "C04展示早晨出门/回家时的门锁与门窗联动序列",
    "C10覆盖傍晚回家、空调开启及 occupancy 状态切换",
    "C12包含告警事件最多的时段，用于排查是否存在真实安全隐患或仅为常规状态变更"
  ],
  "latent_task_profile": "composite-safety",
  "query_intent_profile": "composite-safety"
}

## Investigator

{
  "normal_hypotheses": [
    {
      "id": "N1",
      "description": "Standard daily routine with expected security automation and stable environmental conditions.",
      "evidence": [
        "C04 shows a coherent morning departure sequence: manual unlock -> door contact opens -> door contact closes -> auto-lock engages at 07:11:31.",
        "C10 shows a coherent evening arrival sequence: door