Record 2b416feab7fa4a12bdc9f8124b988d60

FAIL

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

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✕FAILanswered "server room" · model Nemotron 3 Super 120B

finish_reason: stop · tokens in/out: 728/486 · cost: $0.000277 · latency: 4582.6 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: 2b416fea

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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 2,400 chars · 728 tokens in

At 8:19, Lena carried the dusty wrench to the library. At 8:20, Nadia took the dusty wrench and placed it in the archive room. At 8:21, Lena took the dusty wrench and placed it in the utility closet. At 8:22, Nadia took the dusty wrench and placed it in the observation deck. At 8:23, Uma took the dusty wrench and placed it in the reception area. At 8:24, Wyatt took the dusty wrench and placed it in the library. At 8:25, Dana took the dusty wrench and placed it in the print room. At 8:26, Noor brought the dusty wrench over to the reception area. At 8:27, Wyatt brought the dusty wrench over to the break room. At 8:28, Dana took the dusty wrench and placed it in the print room. At 8:29, Noor brought the dusty wrench over to the library. At 8:30, Gideon reorganized some papers on the desk. At 8:31, Wyatt refilled a cup of coffee. At 8:32, Tobias checked their email. At 8:33, Gideon checked their email. At 8:34, Wyatt reorganized some papers on the desk. At 8:35, Tobias made a quick phone call. At 8:36, Gideon made a quick phone call. At 8:11, Uma carried the dusty wrench to the reception area. At 8:00, Nadia brought the cracked basket over to the break room. At 8:01, Noor carried the cracked basket to the south stairwell. At 8:02, Tobias carried the cracked basket to the archive room. At 8:03, Gideon took the cracked basket and placed it in the south stairwell. At 8:04, Nadia carried the cracked basket to the library. At 8:05, Wyatt brought the cracked basket over to the server room. At 8:06, Noor brought the cracked basket over to the utility closet. At 8:07, Nadia brought the cracked basket over to the server room. At 8:08, Uma carried the cracked basket to the archive room. At 8:09, Gideon carried the cracked basket to the utility closet. At 8:18, Noor carried the dusty wrench to the north stairwell. At 8:10, he moved the dusty wrench into the south stairwell. At 8:12, Wyatt moved the dusty wrench into the print room. At 8:13, Uma took the dusty wrench and placed it in the garage. At 8:14, Noor took the dusty wrench and placed it in the utility closet. At 8:15, Uma took the dusty wrench and placed it in the archive room. At 8:16, Nadia moved the dusty wrench into the north stairwell. At 8:17, Gideon moved the dusty wrench into the garage.

Where does Wyatt believe the cracked basket is? Answer with only the location name (or 'unknown' if they have no belief).

Response 486 tokens out · finish: stop


server room

Reasoning 2,139 chars

Model reasoning

We need to parse events about cracked basket and see what Wyatt believes its location at each time point based on his actions/knowledge. The question: "Where does Wyatt believe the cracked basket is?" Likely after all given statements up to final timestamp? We must infer beliefs from observed actions; we assume characters know where they place items themselves, but may not know others' moves unless they observe them. However typical puzzle: track knowledge per person based on observations they make or are told? Not specified. Usually these puzzles ask: Based on sequence, which person last interacted with item and thus knows its location? Or maybe they believe it's where they last placed it, assuming they haven't been told otherwise. So we find Wyatt's last action regarding cracked basket.

Let's list cracked basket events:

- At 8:00, Nadia brought the cracked basket over to the break room.
- At 8:01, Noor carried the cracked basket to the south stairwell.
- At 8:02, Tobias carried the cracked basket to the archive room.
- At 8:03, Gideon took the cracked basket and placed it in the south stairwell.
- At 8:04, Nadia carried the cracked basket to the library.
- At 8:05, Wyatt brought the cracked basket over to the server room.
- At 8:06, Noor brought the cracked basket over to the utility closet.
- At 8:07, Nadia brought the cracked basket over to the server room.
- At 8:08, Uma carried the cracked basket to the archive room.
- At 8:09, Gideon carried the cracked basket to the utility closet.

No further cracked basket events after 8:09. After that, there are many dusty wrench events etc., but no more cracked basket mentions.

Thus Wyatt's last interaction with cracked basket was at 8:05 when he "brought the cracked basket over to the server room." He presumably knows he placed it there. Unless later someone else moved it and he might have observed? No mention of Wyatt observing others moving it. So his belief likely remains that it's in the server room.

Thus answer: server room.

Check if any other Wyatt actions concerning cracked basket later? None. So answer: server room.

Return just location name.

Realized dims 5

dim	value
context_length	37.0
coreference	13.0
distractors	20.0
entity_state	10.0
temporal	0.5405405405405406

Latent params 5

param	value
chain_length	10.0
coref_pressure	5.0
distractor_events	20.0
filler_events	2.0
scramble	1.0