Record 521bada3fdd1443db632ec6cacb36dca

PASS

Verdict and provenance first; raw prompt/response/reasoning below, collapsed.

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✓PASSanswered "south stairwell" · model gpt-oss-120b

finish_reason: stop · tokens in/out: 645/791 · cost: $0.000571 · latency: 9657.5 ms

statetemplatestop

verifier_detail: kind=state;campaign=1

lineage: 521bada3

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Prompt 2,063 chars · 645 tokens in

At 8:00, Hugo carried the worn basket to the server room. At 8:01, Vera brought the worn basket over to the courtyard. At 8:02, Beatrix moved the worn basket into the loading dock. At 8:03, she carried the worn basket to the archive room. At 8:04, she carried the worn basket to the atrium. At 8:05, Hugo moved the worn basket into the archive room. At 8:06, Vera brought the worn basket over to the gym. At 8:07, she carried the worn basket to the boiler room. At 8:08, Beatrix moved the worn basket into the utility closet. At 8:09, Vera took the worn basket and placed it in the break room. At 8:10, Beatrix brought the worn basket over to the south stairwell. At 8:11, she carried the worn basket to the boiler room. At 8:12, Vera moved the worn basket into the utility closet. At 8:13, Beatrix moved the worn basket into the west wing. At 8:14, Vera moved the worn basket into the basement. At 8:15, Hugo moved the worn basket into the workshop. At 8:16, Beatrix brought the worn basket over to the server room. At 8:17, he moved the worn basket into the east wing. At 8:18, she took the worn basket and placed it in the greenhouse. At 8:19, he moved the worn basket into the mail room. At 8:20, Vera moved the worn basket into the greenhouse. At 8:21, he carried the worn basket to the atrium. At 8:22, Beatrix carried the worn basket to the north stairwell. At 8:23, he moved the worn basket into the print room. At 8:24, Vera brought the worn basket over to the lobby. At 8:25, Beatrix carried the worn basket to the west wing. At 8:26, Vera brought the worn basket over to the library. At 8:27, she took the worn basket and placed it in the south stairwell. At 8:28, Hugo carried the worn basket to the rooftop terrace. At 8:29, she brought the worn basket over to the south stairwell. At 8:30, she carried the shiny wrench to the west wing. At 8:31, she carried the shiny wrench to the lobby. At 8:32, Hugo reorganized some papers on the desk. At 8:33, Beatrix refilled a cup of coffee.

Where is the worn basket now? Answer with only the location name.

Response 791 tokens out · finish: stop

south stairwell

Reasoning 3,042 chars

Model reasoning

We need to track the worn basket movements. List events with timestamps and actions. Need final location after last relevant event (8:29). After 8:29, there are actions about shiny wrench, papers, coffee, not basket. So final location is after 8:29.

Let's parse each line:

8:00 Hugo carried the worn basket to the server room. => location: server room

8:01 Vera brought the worn basket over to the courtyard. => courtyard

8:02 Beatrix moved the worn basket into the loading dock. => loading dock

8:03 she (who? likely Beatrix) carried the worn basket to the archive room. => archive room

8:04 she carried the worn basket to the atrium. => atrium

8:05 Hugo moved the worn basket into the archive room. => archive room

8:06 Vera brought the worn basket over to the gym. => gym

8:07 she (Vera?) carried the worn basket to the boiler room. => boiler room

8:08 Beatrix moved the worn basket into the utility closet. => utility closet

8:09 Vera took the worn basket and placed it in the break room. => break room

8:10 Beatrix brought the worn basket over to the south stairwell. => south stairwell

8:11 she (Beatrix) carried the worn basket to the boiler room. => boiler room

8:12 Vera moved the worn basket into the utility closet. => utility closet

8:13 Beatrix moved the worn basket into the west wing. => west wing

8:14 Vera moved the worn basket into the basement. => basement

8:15 Hugo moved the worn basket into the workshop. => workshop

8:16 Beatrix brought the worn basket over to the server room. => server room

8:17 he (Hugo) moved the worn basket into the east wing. => east wing

8:18 she (Beatrix?) took the worn basket and placed it in the greenhouse. => greenhouse

8:19 he (Hugo) moved the worn basket into the mail room. => mail room

8:20 Vera moved the worn basket into the greenhouse. => greenhouse

8:21 he (Hugo) carried the worn basket to the atrium. => atrium

8:22 Beatrix carried the worn basket to the north stairwell. => north stairwell

8:23 he (Hugo) moved the worn basket into the print room. => print room

8:24 Vera brought the worn basket over to the lobby. => lobby

8:25 Beatrix carried the worn basket to the west wing. => west wing

8:26 Vera brought the worn basket over to the library. => library

8:27 she (Vera) took the worn basket and placed it in the south stairwell. => south stairwell

8:28 Hugo carried the worn basket to the rooftop terrace. => rooftop terrace

8:29 she (Vera? Actually "she" after 8:28? Let's see: "she brought the worn basket over to the south stairwell." At 8:29, "she brought the worn basket over to the south stairwell." The previous subject at 8:28 was Hugo (he). At 8:29, "she" likely refers to Vera? The narrative: after 8:28 Hugo carried... At 8:29, "she brought the worn basket over to the south stairwell." Could be Vera again, but not crucial; location: south stairwell.

Thus final location after 8:29 is south stairwell.

Check if any later basket moves: 8:30 onward are about shiny wrench, papers, coffee. No basket.

Thus answer: south stairwell.

Realized dims 5

dim	value
context_length	34.0
coreference	1.0
distractors	2.0
entity_state	30.0
temporal	0.0

Latent params 5

param	value
chain_length	30.0
coref_pressure	0.0
distractor_events	2.0
filler_events	2.0
scramble	0.0