Record 4e0f89e4a2194e548216f5bf56f0398e

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: 407/189 · cost: $0.000174 · latency: 10510.6 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: 4e0f89e4

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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 1,195 chars · 407 tokens in

At 8:10, Kira took the narrow tablet and placed it in the north stairwell. At 8:11, Dexter took the narrow tablet and placed it in the server room. At 8:12, Elliot reorganized some papers on the desk. At 8:13, Freya refilled a cup of coffee. At 8:14, Willa checked their email. At 8:15, Freya checked their email. At 8:16, Talia reorganized some papers on the desk. At 8:17, Kira made a quick phone call. At 8:18, Willa made a quick phone call. At 8:01, Elliot carried the red wrench to the north stairwell. At 8:09, he brought the red wrench over to the supply closet. At 8:00, Talia moved the red wrench into the break room. At 8:02, he took the red wrench and placed it in the conference room. At 8:03, Dexter moved the red wrench into the supply closet. At 8:04, Quentin carried the red wrench to the wine cellar. At 8:05, Roman carried the red wrench to the conference room. At 8:06, Elliot carried the red wrench to the atrium. At 8:07, Quentin took the red wrench and placed it in the north stairwell. At 8:08, Elliot brought the red wrench over to the conference room.

Where does Freya believe the red wrench is? Answer with only the location name (or 'unknown' if they have no belief).

Response 189 tokens out · finish: stop

unknown

Reasoning 810 chars

Model reasoning

We need to parse the timeline and infer beliefs. The question: "Where does Freya believe the red wrench is?" We have actions of many people moving the red wrench. Freya's actions: at 8:13 refilled coffee, at 8:15 checked email. No direct observation of wrench. We need to infer what Freya knows based on possible knowledge of events she could have observed. Usually belief reasoning: She only knows events she observed or could infer. She hasn't seen any wrench movements. She might have a belief based on prior knowledge? At start, no info about initial location. The earliest red wrench movement is at 8:00 by Talia moving it to break room. Does Freya know that? She is not mentioned as present. So she likely doesn't know any movements. So she has no belief about location => unknown.

Thus answer: unknown.

Realized dims 5

dim	value
context_length	19.0
coreference	12.0
distractors	2.0
entity_state	10.0
temporal	0.5789473684210527

Latent params 5

param	value
chain_length	10.0
coref_pressure	5.0
distractor_events	2.0
filler_events	2.0
scramble	1.0