Record b792d866139641018a04c9c023599de5

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: 265/117 · cost: $0.000110 · latency: 919.3 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: b792d866

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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 652 chars · 265 tokens in

At 8:00, Tamsin moved the faded folder into the lobby. At 8:01, she moved the faded folder into the atrium. At 8:02, Xiomara brought the bright basket over to the lobby. At 8:03, Rosa carried the bright basket to the north stairwell. At 8:04, Talia reorganized some papers on the desk. At 8:05, Gideon refilled a cup of coffee. At 8:06, Tamsin checked their email. At 8:07, Rosa checked their email. At 8:08, Iris reorganized some papers on the desk. At 8:09, Xiomara made a quick phone call. At 8:10, Talia made a quick phone call.

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

Response 117 tokens out · finish: stop

unknown

Reasoning 512 chars

Model reasoning

We need to infer Kian's belief about the faded folder location based on events. We have a scenario with multiple agents moving items. Kian is not mentioned in actions. We need to consider knowledge/belief modeling: Kian's belief depends on what they have observed or known. Since Kian is not mentioned, we assume they have not observed any actions, so they have no belief about the faded folder location => unknown. However maybe Kian could have observed some actions indirectly? No mention. So 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