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Record 9bc5455a2f08458d9b4a58bf73fad5c0

FAIL

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

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

finish_reason: stop · tokens in/out: 171/893 · cost: $0.000187 · latency: 12603.2 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: 9bc5455a

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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 526 chars · 171 tokens in
At 8:02, Roman brought the worn basket over to the mail room. At 8:03, Dana carried the worn basket to the break room. At 8:04, he reorganized some papers on the desk. At 8:05, he refilled a cup of coffee. At 8:06, Dana checked their email. At 8:00, Quentin took the green box and placed it in the mail room. At 8:00, she noticed this from across the room. At 8:01, he carried the green box to the break room.

Where does Dana believe the green box is? Answer with only the location name (or 'unknown' if they have no belief).
Response 893 tokens out · finish: stop
break room
Reasoning 3,243 chars
Model reasoning
We need to parse the scenario. It's a puzzle about beliefs and locations. We have multiple events with times. Need to infer where Dana believes the green box is. Let's list events:

- At 8:02, Roman brought the worn basket over to the mail room.
- At 8:03, Dana carried the worn basket to the break room.
- At 8:04, he reorganized some papers on the desk.
- At 8:05, he refilled a cup of coffee.
- At 8:06, Dana checked their email.
- At 8:00, Quentin took the green box and placed it in the mail room.
- At 8:00, she noticed this from across the room.
- At 8:01, he carried the green box to the break room.

We need to determine where Dana believes the green box is. Who is Dana? She is a participant. She carried the worn basket to the break room at 8:03. She checked email at 8:06. She observed something at 8:00? Actually "At 8:00, she noticed this from across the room." Who is "she"? Probably Dana? The phrase: "At 8:00, she noticed this from across the room." The preceding sentence: "At 8:00, Quentin took the green box and placed it in the mail room." So at 8:00, Quentin took the green box and placed it in the mail room. At the same time, "she noticed this from across the room." So Dana noticed that Quentin placed the green box in the mail room, from across the room. So she saw that event.

Then at 8:01, "he carried the green box to the break room." Who is "he"? Probably Quentin? Or maybe someone else? The subject "he" likely refers to Quentin (since earlier "Quentin took the green box..."). So at 8:01, he (Quentin) carried the green box to the break room.

Thus timeline:

- 8:00: Quentin takes green box, places it in mail room. Dana sees this from across the room.
- 8:01: Quentin carries the green box to the break room.
- 8:02: Roman brings worn basket to mail room.
- 8:03: Dana carries the worn basket to the break room.
- 8:04: He reorganizes some papers on the desk. (Who is "he"? Could be Roman? Or maybe someone else.)
- 8:05: He refills a cup of coffee.
- 8:06: Dana checks their email.

We need to infer Dana's belief about where the green box is. She saw Quentin place it in the mail room at 8:00, then at 8:01 he carried it to the break room. So after 8:01, the green box is in the break room (according to what she observed). Did she see it being carried? She saw him carry it to the break room at 8:01. So she believes it's in the break room at that point. Later events: at 8:03, Dana carries the worn basket to the break room (unrelated). At 8:06 she checks email. No further movement of the green box is described. So her belief likely is that the green box is in the break room.

But we must consider that maybe she didn't see the carrying? She saw him place it in the mail room, then later saw him carry it to the break room? The phrase "At 8:01, he carried the green box to the break room." The subject "he" could be someone else, maybe Roman? But earlier "Quentin took the green box..." So likely Quentin is the one who carried it. So Dana observed that at 8:01, he carried the green box to the break room. So she knows it's now in the break room.

Thus answer: break room.

But need to output only location name or 'unknown'. So "break room". Ensure no extra punctuation? Probably just "break room".
Realized dims 7
dimvalue
context_length7.0
coreference1.0
distractors2.0
entity_state2.0
foil_divergence3.0
temporal0.47619047619047616
witness_gap1.0
Latent params 6
paramvalue
chain_length2.0
coref_pressure0.0
distractor_events2.0
filler_events2.0
scramble0.5
witness_cutoff0.0