Record c42428e1343c42dda976eaa93e2fc102

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: 205/245 · cost: $0.000178 · latency: 2299.7 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: c42428e1

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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 511 chars · 205 tokens in

At 8:00, Freya carried the narrow folder to the utility closet. At 8:01, Elliot brought the narrow folder over to the rooftop terrace. At 8:02, Quinn moved the shiny folder into the kitchen. At 8:03, she took the shiny folder and placed it in the rooftop terrace. At 8:04, Quentin reorganized some papers on the desk. At 8:05, she refilled a cup of coffee. At 8:06, he checked their email.

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

Response 245 tokens out · finish: stop

unknown

Reasoning 957 chars

Model reasoning

We need to parse the scenario. At 8:00, Freya carried the narrow folder to the utility closet. At 8:01, Elliot brought the narrow folder over to the rooftop terrace. So the narrow folder moved from utility closet to rooftop terrace at 8:01. At 8:02, Quinn moved the shiny folder into the kitchen. That's a different folder (shiny). At 8:03, she took the shiny folder and placed it in the rooftop terrace. So shiny folder moved to rooftop terrace. At 8:04, Quentin reorganized some papers on the desk. No mention of narrow folder. At 8:05, she refilled a cup of coffee. No mention. At 8:06, he checked their email. No mention.

Question: Where does Quinn believe the narrow folder is? We need to infer Quinn's belief based on what they observed. Quinn only observed moving the shiny folder at 8:02 and 8:03. Did Quinn see the narrow folder being moved? No. So Quinn's belief about narrow folder location is unknown (they have no belief). So answer "unknown".

Realized dims 5

dim	value
context_length	7.0
coreference	2.0
distractors	2.0
entity_state	2.0
temporal	0.0

Latent params 5

param	value
chain_length	2.0
coref_pressure	1.0
distractor_events	2.0
filler_events	2.0
scramble	0.0