Record b6f92d5d73ae40c7892f454bee65e966

FAIL

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

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✕FAILanswered "unknown" · model gpt-oss-120b

finish_reason: stop · tokens in/out: 255/247 · cost: $0.000186 · latency: 3282.0 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: b6f92d5d

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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 651 chars · 255 tokens in

At 8:00, Kira brought the sturdy folder over to the garage. At 8:01, Roman carried the sturdy folder to the gym. At 8:02, Oscar carried the worn wrench to the greenhouse. At 8:03, Jamal moved the worn wrench into the meditation room. At 8:04, David reorganized some papers on the desk. At 8:05, Kira refilled a cup of coffee. At 8:06, Oscar checked their email. At 8:07, Felix checked their email. At 8:08, David reorganized some papers on the desk. At 8:09, Roman made a quick phone call. At 8:10, Jamal made a quick phone call.

Where does Felix believe the sturdy folder is? Answer with only the location name (or 'unknown' if they have no belief).

Response 247 tokens out · finish: stop

unknown

Reasoning 1,072 chars

Model reasoning

We need to infer Felix's belief about the location of the sturdy folder based on events and possibly knowledge about what Felix knows. We have a timeline of actions by various agents. We need to consider what Felix knows: He checks email at 8:07. No other info about Felix. He didn't see the folder being moved. So his belief likely is based on prior knowledge. At 8:00 Kira brought the sturdy folder to the garage. At 8:01 Roman carried the sturdy folder to the gym. So after 8:01, the folder is in the gym. No further moves of the folder. Felix's only action is checking email at 8:07. Does checking email give him any info about folder? Probably not. So Felix's belief about the folder location is whatever he last knew. Did he know about the folder before? Not given. If we assume Felix didn't witness any moves, his belief might be unknown. However typical reasoning tasks: Agents have perfect recall of events they observe. Felix only observed his own email check, not the folder moves. So he has no belief about folder location, thus unknown.

Thus answer: unknown.

Realized dims 5

dim	value
context_length	11.0
coreference	10.0
distractors	2.0
entity_state	2.0
temporal	0.0

Latent params 5

param	value
chain_length	2.0
coref_pressure	5.0
distractor_events	2.0
filler_events	2.0
scramble	0.0