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Record 028072fdcea24841946b1e7f98e0aaa8

FAIL

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

✕FAILanswered "workshop" · model Nemotron 3 Nano 30B

finish_reason: stop · tokens in/out: 1227/1572 · cost: $0.000376 · latency: 15819.3 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: 028072fd

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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 3,864 chars · 1,227 tokens in
At 8:15, Hugo brought the green wrench over to the observation deck. At 8:16, Kian took the green wrench and placed it in the cafeteria. At 8:17, he brought the green wrench over to the garage. At 8:18, Hugo carried the green wrench to the observation deck. At 8:19, Dexter brought the green wrench over to the supply closet. At 8:20, Bruno brought the green wrench over to the boiler room. At 8:21, Hugo took the green wrench and placed it in the utility closet. At 8:22, Beatrix carried the green wrench to the library. At 8:23, Dexter took the green wrench and placed it in the mail room. At 8:24, Hakim took the green wrench and placed it in the workshop. At 8:25, he carried the green wrench to the observation deck. At 8:26, Hugo moved the green wrench into the library. At 8:27, Bruno moved the green wrench into the workshop. At 8:28, Dexter took the green wrench and placed it in the observation deck. At 8:29, Kian took the green wrench and placed it in the courtyard. At 8:30, Hugo took the green wrench and placed it in the mail room. At 8:31, Rosa reorganized some papers on the desk. At 8:32, Bruno refilled a cup of coffee. At 8:33, Kian glanced at the clock. At 8:34, Bruno glanced at the clock. At 8:35, he reorganized some papers on the desk. At 8:36, he refilled a cup of coffee. At 8:37, Dexter refilled a cup of coffee. At 8:38, Hugo glanced at the clock. At 8:39, Bruno stretched and looked out the window. At 8:40, Hugo stretched and looked out the window. At 8:41, Beatrix made a quick phone call. At 8:42, he reorganized some papers on the desk. At 8:43, Bruno stretched and looked out the window. At 8:44, Kian glanced at the clock. At 8:45, Hugo made a quick phone call. At 8:46, Beatrix made a quick phone call. At 8:47, Bruno made a quick phone call. At 8:48, Kian checked their email. At 8:49, Hugo reorganized some papers on the desk. At 8:50, he made a quick phone call. At 8:51, Beatrix checked their email. At 8:52, he checked their email. At 8:53, Rosa glanced at the clock. At 8:54, Beatrix checked their email. At 8:55, Kian reorganized some papers on the desk. At 8:56, she checked their email. At 8:57, he checked their email. At 8:58, Dexter checked their email. At 8:59, Rosa checked their email. At 9:00, she refilled a cup of coffee. At 9:01, she glanced at the clock. At 9:02, Kian checked their email. At 9:03, Hugo checked their email. At 9:05, Hakim made a quick phone call. At 9:04, Dexter reorganized some papers on the desk. At 8:00, he took the bright wrench and placed it in the print room. At 8:00, Rosa noticed this from across the room. At 8:01, Bruno carried the bright wrench to the supply closet. At 8:01, she noticed this from across the room. At 8:02, Hakim carried the bright wrench to the observation deck. At 8:02, she noticed this from across the room. At 8:14, Bruno carried the green wrench to the print room. At 8:03, Hakim moved the bright wrench into the photo studio. At 8:03, Rosa noticed this from across the room. At 8:04, Dexter moved the bright wrench into the utility closet. At 8:04, she was nearby and saw this happen. At 8:05, he carried the bright wrench to the photo studio. At 8:05, she was nearby and saw this happen. At 8:06, Hugo carried the bright wrench to the print room. At 8:06, she happened to be watching. At 8:07, Bruno brought the bright wrench over to the mail room. At 8:08, Hakim took the bright wrench and placed it in the workshop. At 8:09, he moved the bright wrench into the storage room. At 8:10, Dexter carried the bright wrench to the photo studio. At 8:11, he moved the bright wrench into the workshop. At 8:12, Hakim took the green wrench and placed it in the supply closet. At 8:13, Beatrix brought the green wrench over to the library.

Where does Rosa believe the bright wrench is? Answer with only the location name (or 'unknown' if they have no belief).
Response 1,572 tokens out · finish: stop
workshop
Reasoning 5,816 chars
Model reasoning
We need to parse the scenario. The question: "Where does Rosa believe the bright wrench is? Answer with only the location name (or 'unknown' if they have no belief)."

We have a timeline of events involving many people moving wrenches (green wrench and bright wrench). We need to infer Rosa's belief about where the bright wrench is. We need to track Rosa's observations.

We have many statements. Let's extract relevant parts concerning Rosa.

From the timeline:

- At 8:00, he took the bright wrench and placed it in the print room. (Probably "he" refers to someone; not Rosa.)

- At 8:00, Rosa noticed this from across the room.

- At 8:01, Bruno carried the bright wrench to the supply closet. At 8:01, she noticed this from across the room. (She refers to Rosa.)

- At 8:02, Hakim carried the bright wrench to the observation deck. At 8:02, she noticed this from across the room. (She again notices.)

- At 8:14, Bruno carried the green wrench to the print room. (Irrelevant.)

- At 8:03, Hakim moved the bright wrench into the photo studio. At 8:03, Rosa noticed this from across the room.

- At 8:04, Dexter moved the bright wrench into the utility closet. At 8:04, she was nearby and saw this happen.

- At 8:05, he carried the bright wrench to the photo studio. At 8:05, she was nearby and saw this happen.

- At 8:06, Hugo carried the bright wrench to the print room. At 8:06, she happened to be watching.

- At 8:07, Bruno brought the bright wrench over to the mail room. At 8:08, Hakim took the bright wrench and placed it in the workshop. At 8:09, he moved the bright wrench into the storage room. At 8:10, Dexter carried the bright wrench to the photo studio. At 8:11, he moved the bright wrench into the workshop. At 8:12, Hakim took the green wrench and placed it in the supply closet. At 8:13, Beatrix brought the green wrench over to the library.

We need to know where Rosa believes the bright wrench is. She has observed multiple movements. At each observation, she sees the bright wrench being moved to a location. She might have an updated belief. The question likely expects the location she currently believes it to be at the end of the timeline? Or maybe at some point? The timeline ends at 8:13 with Beatrix bringing the green wrench to the library. There is no further mention of bright wrench after 8:11? Actually after 8:11, there is no more mention of bright wrench. So Rosa's last observation of bright wrench was at 8:11 when "he moved the bright wrench into the workshop." Who is "he"? At 8:11, "he moved the bright wrench into the workshop." That likely refers to the same person who was moving it earlier? Let's track.

We need to identify who is "he" in each sentence. The timeline is ambiguous but we can infer.

Let's list events with actors:

- 8:00: "he took the bright wrench and placed it in the print room." Who is "he"? Not specified earlier; maybe Hugo? Actually earlier at 8:00 there is also "At 8:00, Rosa noticed this from across the room." So "he" is some person (maybe Hugo?) who took bright wrench and placed it in print room.

- 8:01: "Bruno carried the bright wrench to the supply closet." So bright wrench moved from print room to supply closet by Bruno.

- 8:02: "Hakim carried the bright wrench to the observation deck." So moved from supply closet to observation deck.

- 8:03: "Hakim moved the bright wrench into the photo studio." So moved from observation deck to photo studio.

- 8:04: "Dexter moved the bright wrench into the utility closet." So moved from photo studio to utility closet.

- 8:05: "he carried the bright wrench to the photo studio." Who? Possibly Hugo? Actually at 8:05: "he carried the bright wrench to the photo studio." Could be same as earlier? Not clear.

- 8:06: "Hugo carried the bright wrench to the print room." So moved from somewhere to print room.

- 8:07: "Bruno brought the bright wrench over to the mail room." So moved from print room to mail room.

- 8:08: "Hakim took the bright wrench and placed it in the workshop." So moved from mail room to workshop.

- 8:09: "he moved the bright wrench into the storage room." So moved from workshop to storage room.

- 8:10: "Dexter carried the bright wrench to the photo studio." So moved from storage room to photo studio.

- 8:11: "he moved the bright wrench into the workshop." So moved from photo studio to workshop.

- 8:12: "Hakim took the green wrench and placed it in the supply closet." (green wrench, not bright)

- 8:13: "Beatrix brought the green wrench over to the library." (green wrench)

Thus the bright wrench's last known movement is at 8:11 into the workshop. After that, no further mention of bright wrench. So Rosa's belief would be that the bright wrench is in the workshop, assuming she observed that movement at 8:11 (she was nearby and saw this happen). Actually at 8:11, the sentence: "he moved the bright wrench into the workshop. At 8:11, she was nearby and saw this happen." So she saw it being moved into the workshop. That is the latest observation of bright wrench by Rosa. So she believes it's in the workshop.

But we must check if there are any earlier observations that might have been overwritten? She observed multiple moves: at 8:03 she saw it moved into photo studio; at 8:04 she saw it moved into utility closet; at 8:06 she saw it carried to print room; at 8:07 she saw it brought to mail room; at 8:08 she saw it placed in workshop; at 8:09 she saw it moved into storage room; at 8:10 she saw it carried to photo studio; at 8:11 she saw it moved into workshop again. So her belief would be that it's in the workshop after 8:11.

Thus answer: "workshop". The question: "Where does Rosa believe the bright wrench is? Answer with only the location name (or 'unknown' if they have no belief)." So answer "workshop". Ensure only that word.
Realized dims 6
dimvalue
context_length66.0
coreference11.0
distractors19.0
entity_state12.0
temporal0.3622377622377622
witness_gap5.0
Latent params 6
paramvalue
chain_length12.0
coref_pressure4.0
distractor_events19.0
filler_events28.0
scramble0.45
witness_cutoff0.405