Data to …… trials

Record eabd2897335d44bdbc9e5794bc382502

FAIL

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

✕FAILanswered "loading dock" · model Nemotron 3 Nano 30B

finish_reason: stop · tokens in/out: 414/1253 · cost: $0.000271 · latency: 14860.9 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: eabd2897

← prev trial · trial 98 of 200 · next trial →

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 1,363 chars · 414 tokens in
At 8:00, Jasper carried the small basket to the reception area. At 8:00, Hana was nearby and saw this happen. At 8:01, he brought the small basket over to the loading dock. At 8:02, he moved the old basket into the reception area. At 8:03, Hana carried the old basket to the photo studio. At 8:04, she moved the old basket into the reception area. At 8:05, Vera carried the old basket to the photo studio. At 8:06, Jasper moved the old basket into the mail room. At 8:07, she moved the old basket into the loading dock. At 8:08, she carried the old basket to the photo studio. At 8:09, Hana carried the old basket to the loading dock. At 8:10, she took the old basket and placed it in the photo studio. At 8:11, Jasper brought the old basket over to the reception area. At 8:12, she took the old basket and placed it in the mail room. At 8:13, he carried the old basket to the photo studio. At 8:14, he carried the old basket to the mail room. At 8:15, he brought the old basket over to the loading dock. At 8:16, Hana moved the old basket into the reception area. At 8:17, she carried the old basket to the mail room. At 8:18, she reorganized some papers on the desk. At 8:19, Vera refilled a cup of coffee. At 8:20, Hana checked their email.

Where does Hana believe the small basket is? Answer with only the location name (or 'unknown' if they have no belief).
Response 1,253 tokens out · finish: stop
loading dock
Reasoning 4,790 chars
Model reasoning
We need to infer where Hana believes the small basket is. The scenario: At 8:00, Jasper carried the small basket to the reception area. At 8:00, Hana was nearby and saw this happen. So Hana saw the small basket being carried to reception. At 8:01, he brought the small basket over to the loading dock. So after 8:00, the basket moved to loading dock. At 8:02, he moved the old basket into the reception area. So small basket is now at loading dock? Actually "old basket" is different. The small basket is being moved around. Let's track small basket movements:

- 8:00: Jasper carried the small basket to the reception area. (small basket at reception)
- 8:01: he brought the small basket over to the loading dock. (small basket moves to loading dock)
- 8:02: he moved the old basket into the reception area. (old basket now at reception; small basket still at loading dock)
- 8:03: Hana carried the old basket to the photo studio. (old basket moved)
- 8:04: she moved the old basket into the reception area. (old basket back to reception)
- 8:05: Vera carried the old basket to the photo studio. (old basket)
- 8:06: Jasper moved the old basket into the mail room. (old basket)
- 8:07: she moved the old basket into the loading dock. (old basket)
- 8:08: she carried the old basket to the photo studio. (old basket)
- 8:09: Hana carried the old basket to the loading dock. (old basket)
- 8:10: she took the old basket and placed it in the photo studio. (old basket)
- 8:11: Jasper brought the old basket over to the reception area. (old basket)
- 8:12: she took the old basket and placed it in the mail room. (old basket)
- 8:13: he carried the old basket to the photo studio. (old basket)
- 8:14: he carried the old basket to the mail room. (old basket)
- 8:15: he brought the old basket over to the loading dock. (old basket)
- 8:16: Hana moved the old basket into the reception area. (old basket)
- 8:17: she carried the old basket to the mail room. (old basket)
- 8:18: she reorganized some papers on the desk. (no basket)
- 8:19: Vera refilled a cup of coffee. (no basket)
- 8:20: Hana checked their email. (no basket)

The question: "Where does Hana believe the small basket is?" We need to infer Hana's belief based on what she observed. She saw the small basket being carried to reception at 8:00, then at 8:01 she saw it being brought to loading dock? Actually she was nearby at 8:00 and saw Jasper carry the small basket to reception. At 8:01, he brought the small basket over to the loading dock. Did Hana see that? Not explicitly said she saw, but likely she saw the movement? The narrative says "At 8:01, he brought the small basket over to the loading dock." It doesn't say who saw. But we can assume Hana might have seen it? Not necessarily. The question likely expects that Hana believes the small basket is at the loading dock, because that's where she saw it last? Let's parse: She saw it at reception at 8:00. Then at 8:01, he brought it to loading dock. She might have seen that too? The phrasing "At 8:01, he brought the small basket over to the loading dock." No observer mentioned. Could be just a statement. But the question: "Where does Hana believe the small basket is?" We need to infer her belief based on her observations. She saw it at reception at 8:00. Then later she might have seen it moved? The only time she is mentioned interacting with baskets is with the old basket, not the small basket. She never sees the small basket after 8:01. So her belief might be that the small basket is at the loading dock, because that's where it was last seen (by her). Or she might think it's still at reception? Let's think: She saw it at reception at 8:00. Then at 8:01, it's moved to loading dock. Did she see that? Not explicitly, but maybe she saw it being moved? The narrative doesn't say she saw it. However, the question likely expects that Hana believes the small basket is at the loading dock, because that's the last location she observed it (or she might think it's still at reception?). Let's examine the pattern: The old basket is moved around many times, but the small basket only appears in the first few events. After 8:01, there is no mention of the small basket again. So Hana's belief about where the small basket is would be based on what she saw: she saw it at reception at 8:00, then maybe she saw it moved to loading dock at 8:01? The narrative says "At 8:01, he brought the small basket over to the loading dock." It doesn't say who saw. But given the pattern, likely Hana saw it as well, because they are describing events with observers. So she would know it's now at loading dock. She might not see any further moves. So she believes it's at the loading dock.

Thus answer: loading dock. Provide only location name. So output: loading dock.
Realized dims 6
dimvalue
context_length21.0
coreference1.0
distractors16.0
entity_state2.0
temporal0.0
witness_gap1.0
Latent params 6
paramvalue
chain_length2.0
coref_pressure0.0
distractor_events16.0
filler_events2.0
scramble0.0
witness_cutoff0.0