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Record 2bfbfbe54dc84fa7a770ede929eb55f2

FAIL

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

✕FAILanswered "basement" · model gpt-oss-120b

finish_reason: stop · tokens in/out: 399/499 · cost: $0.000359 · latency: 2861.3 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: 2bfbfbe5

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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 1,160 chars · 399 tokens in
At 8:10, Quinn took the heavy basket and placed it in the mail room. At 8:11, Rafi carried the heavy basket to the loading dock. At 8:12, Marcus reorganized some papers on the desk. At 8:13, Rafi refilled a cup of coffee. At 8:14, Wyatt checked their email. At 8:15, Kian checked their email. At 8:16, Rafi reorganized some papers on the desk. At 8:17, Bruno made a quick phone call. At 8:18, Marcus made a quick phone call. At 8:01, Quinn took the narrow box and placed it in the workshop. At 8:09, Talia carried the narrow box to the north stairwell. At 8:00, Quinn moved the narrow box into the front office. At 8:02, Wyatt brought the narrow box over to the mail room. At 8:03, Bruno took the narrow box and placed it in the supply closet. At 8:04, he moved the narrow box into the front office. At 8:05, Marcus took the narrow box and placed it in the storage room. At 8:06, Kian moved the narrow box into the wine cellar. At 8:07, Quinn moved the narrow box into the basement. At 8:08, Bruno carried the narrow box to the front office.

Where does Quinn believe the narrow box is? Answer with only the location name (or 'unknown' if they have no belief).
Response 499 tokens out · finish: stop
basement
Reasoning 2,046 chars
Model reasoning
We need to parse timeline and infer Quinn's belief about location of narrow box. We have events with timestamps. Need to consider Quinn's knowledge: what does Quinn know? We have actions by Quinn at certain times: At 8:00, Quinn moved the narrow box into the front office. At 8:01, Quinn took the narrow box and placed it in the workshop. At 8:07, Quinn moved the narrow box into the basement.

We need to consider belief: what does Quinn believe the narrow box is at? Assuming Quinn knows their own actions, but may not know others' actions unless they observed. So after 8:07, Quinn moved it to basement. Did Quinn later see any other moves? No further Quinn actions. So Quinn believes it's in basement.

But need to consider that after 8:07, other people moved it: At 8:08, Bruno carried the narrow box to the front office. At 8:09, Talia carried the narrow box to the north stairwell. At 8:02, Wyatt brought the narrow box over to the mail room (that's earlier). Timeline order: we need chronological order. Let's list all events sorted by time:

8:00 Quinn moved narrow box into front office.
8:01 Quinn placed narrow box in workshop.
8:02 Wyatt brought narrow box to mail room.
8:03 Bruno placed narrow box in supply closet.
8:04 "he" moved narrow box into front office. Who is "he"? Likely Bruno? The previous subject is Bruno, so Bruno moved narrow box into front office at 8:04.
8:05 Marcus took narrow box and placed it in storage room.
8:06 Kian moved narrow box into wine cellar.
8:07 Quinn moved narrow box into basement.
8:08 Bruno carried narrow box to front office.
8:09 Talia carried narrow box to north stairwell.
8:10 Quinn took heavy basket... unrelated.
... later events about heavy basket etc.

Thus after 8:09, the narrow box is in north stairwell (by Talia). But Quinn's belief: Did Quinn know about later moves? Quinn's last action at 8:07. Unless Quinn observed later moves, they would still think it's in basement. The question: "Where does Quinn believe the narrow box is?" So answer: basement.

Thus output: basement.
Realized dims 5
dimvalue
context_length19.0
coreference11.0
distractors2.0
entity_state10.0
temporal0.5789473684210527
Latent params 5
paramvalue
chain_length10.0
coref_pressure5.0
distractor_events2.0
filler_events2.0
scramble1.0