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Record 7d56f36af2434a4b9107cf49373d3186

FAIL

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

✕FAILanswered "boiler room" · model Nemotron 3 Nano 30B

finish_reason: stop · tokens in/out: 155/794 · cost: $0.000167 · latency: 7241.4 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1;adversarial=1;traps=final_true_state,last_mentioned_location,last_witnessed_by_anyone;foil_score=3.0

trap kind(s) this world was seeded for: final_true_statelast_mentioned_locationlast_witnessed_by_anyone

lineage: 7d56f36a

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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 493 chars · 155 tokens in
At 8:00, Victor brought the large basket over to the loading dock. At 8:01, Talia brought the large basket over to the boiler room. At 8:02, he moved the small basket into the reception area. At 8:03, Kira carried the small basket to the loading dock. At 8:04, he reorganized some papers on the desk. At 8:05, he refilled a cup of coffee. At 8:06, he checked their email.

Where does Victor believe the large basket is? Answer with only the location name (or 'unknown' if they have no belief).
Response 794 tokens out · finish: stop
boiler room
Reasoning 3,231 chars
Model reasoning
We need to parse the scenario. It's about beliefs? The question: "Where does Victor believe the large basket is? Answer with only the location name (or 'unknown' if they have no belief)."

We have timeline:

- At 8:00, Victor brought the large basket over to the loading dock.
- At 8:01, Talia brought the large basket over to the boiler room.
- At 8:02, he moved the small basket into the reception area.
- At 8:03, Kira carried the small basket to the loading dock.
- At 8:04, he reorganized some papers on the desk.
- At 8:05, he refilled a cup of coffee.
- At 8:06, he checked their email.

We need to infer Victor's belief about where the large basket is. Who is "Victor"? He is a person. At 8:00, Victor brings the large basket to loading dock. At 8:01, Talia brings the large basket to boiler room. So after 8:01, the large basket is moved by Talia to boiler room. Does Victor know that? Possibly he saw Talia move it? Not specified. The question likely is about belief tracking: At 8:00, Victor believes the large basket is at loading dock (since he just placed it there). At 8:01, Talia moves it to boiler room. Does Victor know? It doesn't say he saw it. He might not know. But maybe he knows because he was there? The phrasing: "Victor brought the large basket over to the loading dock." Then "At 8:01, Talia brought the large basket over to the boiler room." It doesn't say Victor saw Talia move it. So his belief might still be that it's at loading dock, unless he observed Talia moving it. The question: "Where does Victor believe the large basket is?" We need to infer his belief based on the information given. Usually these puzzles are about epistemic logic: what does each person believe. The timeline includes actions by various people. Victor's belief about the location of the large basket may be updated if he sees it moved. But we have no explicit statement that Victor saw Talia move it. However, maybe we assume that everyone sees all actions? Not necessarily. The puzzle likely expects that Victor believes the large basket is in the boiler room because he knows Talia moved it? Or maybe he believes it's still at loading dock because he didn't see it moved.

Let's think: At 8:00, Victor brings the large basket to loading dock. At 8:01, Talia brings the large basket to boiler room. If Victor is present and sees Talia move it, then his belief updates to boiler room. The puzzle didn't say he saw it, but maybe it's implied that he knows because it's mentioned. Usually these puzzles about belief track who knows what. The question: "Where does Victor believe the large basket is?" The answer likely is "boiler room" because that's where the basket ended up after Talia moved it, and Victor would know that. But is there any later action that could affect his belief? At 8:02, "he moved the small basket into the reception area." That's Victor moving the small basket, not the large. At 8:03, Kira carried the small basket to the loading dock. At 8:04 onward, Victor does other things. No mention of the large basket again. So his belief about the large basket likely remains at boiler room (the last known location he is aware of). So answer: boiler room.

Thus output only location name: boiler room.
Realized dims 7
dimvalue
context_length7.0
coreference1.0
distractors2.0
entity_state2.0
foil_divergence3.0
temporal0.0
witness_gap1.0
Latent params 6
paramvalue
chain_length2.0
coref_pressure0.0
distractor_events2.0
filler_events2.0
scramble0.0
witness_cutoff0.225