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Record 7f0db693b47b462ebf031da4452af03b

FAIL

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

✕FAILanswered "cafeteria" · model Nemotron 3 Super 120B

finish_reason: stop · tokens in/out: 350/611 · cost: $0.000303 · latency: 5534.6 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: 7f0db693

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Why did it fail? Nemotron 3 Ultra · live on Nebius Token Factory

Ultra reads the prompt, this answer, the verified correct answer and the difficulty settings, then explains the mistake. The verifier's own classification is shown next to it for comparison.

Prompt 1,114 chars · 350 tokens in
At 8:10, Beatrix brought the narrow basket over to the north stairwell. At 8:11, Maya carried the narrow basket to the library. At 8:12, Felix reorganized some papers on the desk. At 8:13, Victor refilled a cup of coffee. At 8:14, Clara checked their email. At 8:15, Beatrix checked their email. At 8:16, Maya reorganized some papers on the desk. At 8:17, Talia made a quick phone call. At 8:18, Clara made a quick phone call. At 8:09, Beatrix brought the shiny box over to the mail room. At 8:00, Felix moved the shiny box into the boiler room. At 8:01, Maya moved the shiny box into the kitchen. At 8:02, she moved the shiny box into the cafeteria. At 8:03, Quentin moved the shiny box into the mail room. At 8:04, Ivo took the shiny box and placed it in the front office. At 8:05, Felix carried the shiny box to the west wing. At 8:06, Victor carried the shiny box to the front office. At 8:07, Quentin moved the shiny box into the cafeteria. At 8:08, Clara carried the shiny box to the gym.

Where does Quentin believe the shiny box is? Answer with only the location name (or 'unknown' if they have no belief).
Response 611 tokens out · finish: stop

cafeteria
Reasoning 2,424 chars
Model reasoning
We need to parse events about "shiny box". Determine what Quentin believes based on his actions regarding the shiny box. The question: Where does Quentin believe the shiny box is? We must infer from timeline: He performed certain moves; after each move he presumably knows where he put it. However later others may move it without him knowing? Usually belief would be last known location by that person given observed actions. If someone else moves it after his action but before time considered? Need to consider up to which time we are evaluating? Not specified; likely at end of timeline (latest timestamp) we ask where Quentin believes the shiny box is, based on all events he witnessed or performed. Since we don't know if he observed others moving it unless stated. So we assume his belief is based on his own actions and any observations he saw (if not mentioned, unknown). Let's list events involving shiny box:

- 8:00, Felix moved the shiny box into the boiler room.
- 8:01, Maya moved the shiny box into the kitchen.
- 8:02, she moved the shiny box into the cafeteria. (Who is "she"? Likely Maya again.)
- 8:03, Quentin moved the shiny box into the mail room.
- 8:04, Ivo took the shiny box and placed it in the front office.
- 8:05, Felix carried the shiny box to the west wing.
- 8:06, Victor carried the shiny box to the front office.
- 8:07, Quentin moved the shiny box into the cafeteria.
- 8:08, Clara carried the shiny box to the gym.

Thus Quentin acted twice:
- At 8:03: moved shiny box into mail room.
- At 8:07: moved shiny box into cafeteria.

Between those times, other people moved it: After 8:03, Ivo moved to front office (8:04), then Felix to west wing (8:05), Victor to front office (8:06). Then Quentin at 8:07 moved it to cafeteria. After that, Clara moved to gym (8:08). No further actions by Quentin after 8:08.

If we consider final state after all events, Quentin's last action was moving it to cafeteria at 8:07. However after that, Clara moved it to gym at 8:08. Unless Quentin observed that move, he might still believe it's in cafeteria. Typically belief updates only when he sees movement. Since not stated he saw Clara move it, his belief remains cafeteria.

Thus answer: cafeteria.

Check if any earlier belief could be different due to not seeing his own later move? He definitely saw his own move at 8:07 to cafeteria. So belief = cafeteria.

Return just location name: cafeteria.
Realized dims 5
dimvalue
context_length19.0
coreference12.0
distractors2.0
entity_state10.0
temporal0.5789473684210527
Latent params 5
paramvalue
chain_length10.0
coref_pressure5.0
distractor_events2.0
filler_events2.0
scramble1.0