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Record ff8b5c7c77e04abb9bb0b00388480703

FAIL

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

✕FAILanswered "reception" · model Nemotron 3 Super 120B

finish_reason: stop · tokens in/out: 348/794 · cost: $0.000385 · latency: 4900.8 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: ff8b5c7c

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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 1,141 chars · 348 tokens in
At 8:00, Marcus moved the cracked box into the reception area. At 8:00, Lena was nearby and saw this happen. At 8:01, Nolan took the cracked box and placed it in the lobby. At 8:01, she was nearby and saw this happen. At 8:02, she brought the cracked box over to the mail room. At 8:03, Nolan carried the cracked box to the observation deck. At 8:03, she was nearby and saw this happen. At 8:04, Marcus moved the cracked box into the archive room. At 8:04, she noticed this from across the room. At 8:05, he brought the cracked box over to the front office. At 8:05, she noticed this from across the room. At 8:06, Nolan brought the cracked box over to the reception area. At 8:06, she was nearby and saw this happen. At 8:07, Marcus carried the cracked box to the workshop. At 8:08, he carried the shiny folder to the supply closet. At 8:09, Lena moved the shiny folder into the archive room. At 8:10, Nolan reorganized some papers on the desk. At 8:11, Marcus refilled a cup of coffee. At 8:12, Lena checked their email.

Where does Lena believe the cracked box is? Answer with only the location name (or 'unknown' if they have no belief).
Response 794 tokens out · finish: stop

reception
Reasoning 3,313 chars
Model reasoning
We need to parse events and track what each person believes about location of cracked box based on observations.

Characters: Marcus, Lena, Nolan. The narrative includes actions by them regarding cracked box or other items.

Goal: Determine where Lena believes the cracked box is at end (after all events up to 8:12). She may have observed certain moves; we must infer her knowledge/belief given what she saw/heard.

Assume that when someone "was nearby and saw this happen" means they directly observed the action, thus know the new location after that action. When they "noticed this from across the room", maybe they also see but perhaps less direct? It says "she noticed this from across the room." Likely still sees the action, so knows location as well. However could be ambiguous: noticing from across the room might mean they saw the movement but not necessarily exact placement? But likely they still know location because they saw the box being moved somewhere.

Also note there are times when Lena's perspective is described: At 8:00, Lena was nearby and saw Marcus moving cracked box into reception area. So she knows box now in reception.

At 8:01, she was nearby and saw Nolan taking cracked box and placing it in lobby. So she knows box now in lobby.

At 8:02, she brought the cracked box over to the mail room. This is an action by Lena herself, so she obviously knows she moved it to mail room.

At 8:03, Nolan carried the cracked box to the observation deck. At 8:03, she was nearby and saw this happen. So she knows box now in observation deck.

At 8:04, Marcus moved the cracked box into the archive room. At 8:04, she noticed this from across the room. So she knows box now in archive room.

At 8:05, he brought the cracked box over to the front office. At 8:05, she noticed this from across the room. So she knows box now in front office.

At 8:06, Nolan brought the cracked box over to the reception area. At 8:06, she was nearby and saw this happen. So she knows box now back in reception.

After that, further events involve Marcus carrying cracked box to workshop at 8:07, then later moving shiny folder etc. No mention of Lena observing those later movements. Let's check:

- At 8:07, Marcus carried the cracked box to the workshop. There's no statement about Lena seeing or noticing this. So she did not observe that move. Thus after 8:06 she believed box in reception. At 8:07, Marcus moves it to workshop without her seeing. So she would still believe it's in reception unless she later gets info.

- At 8:08, he carried the shiny folder to the supply closet. Not relevant.

- At 8:09, Lena moved the shiny folder into the archive room. That's about shiny folder, not cracked box.

- At 8:10, Nolan reorganized some papers on the desk.

- At 8:11, Marcus refilled a cup of coffee.

- At 8:12, Lena checked their email.

Thus after 8:07, Lena has no further observation of cracked box. So her belief remains that cracked box is in reception (the last location she observed). Unless she inferred something else? She might think that since she didn't see it moved, it stayed where she last saw it. So answer: reception.

But double-check earlier: At 8:06, Nolan brought the cracked box over to the reception area. She saw that. So yes.

Thus answer: reception.

Return just "reception".
Realized dims 6
dimvalue
context_length13.0
coreference1.0
distractors2.0
entity_state8.0
temporal0.0
witness_gap1.0
Latent params 6
paramvalue
chain_length8.0
coref_pressure0.0
distractor_events2.0
filler_events2.0
scramble0.0
witness_cutoff0.0