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Record 24281adc846c488e93431eed2a903b46

FAIL

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

✕FAILanswered "loading dock" · model Nemotron 3 Super 120B

finish_reason: stop · tokens in/out: 702/682 · cost: $0.000363 · latency: 5764.8 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: 24281adc

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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 2,355 chars · 702 tokens in
At 8:19, Xiomara carried the bright basket to the archive room. At 8:20, Lucas moved the bright basket into the rooftop terrace. At 8:21, she brought the bright basket over to the archive room. At 8:22, Oscar took the bright basket and placed it in the photo studio. At 8:23, she carried the bright basket to the reception area. At 8:24, Omar moved the bright basket into the north stairwell. At 8:25, he brought the bright basket over to the kitchen. At 8:26, he moved the bright basket into the supply closet. At 8:28, Xiomara moved the bright basket into the kitchen. At 8:18, he brought the bright basket over to the observation deck. At 8:29, Iris brought the bright basket over to the reception area. At 8:30, Wren reorganized some papers on the desk. At 8:31, she refilled a cup of coffee. At 8:32, Tamsin checked their email. At 8:33, Xiomara checked their email. At 8:34, Wren reorganized some papers on the desk. At 8:35, Nadia made a quick phone call. At 8:36, Iris made a quick phone call. At 8:27, Wren moved the bright basket into the rooftop terrace. At 8:00, Iris brought the faded basket over to the reception area. At 8:01, Wren brought the faded basket over to the rooftop terrace. At 8:02, Oscar carried the faded basket to the server room. At 8:03, Lucas moved the faded basket into the workshop. At 8:04, Tamsin brought the faded basket over to the rooftop terrace. At 8:05, Wren carried the faded basket to the reception area. At 8:06, Xiomara took the faded basket and placed it in the loading dock. At 8:07, Nadia took the faded basket and placed it in the photo studio. At 8:08, Tamsin moved the faded basket into the reception area. At 8:09, Omar moved the faded basket into the archive room. At 8:10, Wren brought the bright basket over to the workshop. At 8:11, he moved the bright basket into the server room. At 8:12, he carried the bright basket to the storage room. At 8:13, Xiomara took the bright basket and placed it in the archive room. At 8:14, he carried the bright basket to the north stairwell. At 8:15, she moved the bright basket into the reception area. At 8:16, she carried the bright basket to the observation deck. At 8:17, she took the bright basket and placed it in the photo studio.

Where does Xiomara believe the faded basket is? Answer with only the location name (or 'unknown' if they have no belief).
Response 682 tokens out · finish: stop

loading dock
Reasoning 2,811 chars
Model reasoning
We need to parse the scenario: The user gave many statements about actions at times. We need to determine where Xiomara believes the faded basket is, based on her knowledge from events up to certain time? Usually these puzzles ask about beliefs given observations; we must infer what each person knows based on what they observed or performed. Likely we assume that people know the locations of baskets when they interact with them directly (they see/handle), but not otherwise unless told? However there's no communication described. So each person’s belief about an object's location is based on last known location they personally witnessed (either they moved it, saw it moved by others? If they didn't witness, they may not know.)

Thus we need to track Xiomara's knowledge about the faded basket.

List all events involving faded basket:

- At 8:00, Iris brought the faded basket over to the reception area.
- At 8:01, Wren brought the faded basket over to the rooftop terrace.
- At 8:02, Oscar carried the faded basket to the server room.
- At 8:03, Lucas moved the faded basket into the workshop.
- At 8:04, Tamsin brought the faded basket over to the rooftop terrace.
- At 8:05, Wren carried the faded basket to the reception area.
- At 8:06, Xiomara took the faded basket and placed it in the loading dock.
- At 8:07, Nadia took the faded basket and placed it in the photo studio.
- At 8:08, Tamsin moved the faded basket into the reception area.
- At 8:09, Omar moved the faded basket into the archive room.
- At 8:10, Wren brought the bright basket ... (not relevant)
... later maybe more faded basket events? Not after 8:09 for faded basket.

So final event concerning faded basket before any further mention is at 8:09: Omar moved the faded basket into the archive room.

Now we need Xiomara's belief about its location. She interacted with faded basket at 8:06: she took it and placed it in the loading dock. After that, she did not see any further moves of faded basket (unless she observed someone else moving it). Did she observe any later events? Let's check timeline after 8:06 for Xiomara's observations:

- 8:07: Nadia took the faded basket and placed it in the photo studio. Does Xiomara see this? Not stated she was present. No indication she observed.

- 8:08: Tamsin moved the faded basket into the reception area. Xiomara not indicated present.

- 8:09: Omar moved the faded basket into the archive room. Xiomara not indicated present.

Later times: Xiomara appears again at various times handling bright basket etc., but not faded basket.

Thus Xiomara's last personal knowledge of faded basket is that she placed it in loading dock at 8:06. Unless she later heard or inferred something, but no communication.

Thus she believes faded basket is in loading dock.

Answer: loading dock.
Realized dims 5
dimvalue
context_length37.0
coreference13.0
distractors20.0
entity_state10.0
temporal0.5405405405405406
Latent params 5
paramvalue
chain_length10.0
coref_pressure5.0
distractor_events20.0
filler_events2.0
scramble1.0