Data to …… trials

Record c17d271f261a4dde95b9280d2a4c6916

FAIL

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

✕FAILanswered "rooftop terrace" · model Nemotron 3 Nano 30B

finish_reason: stop · tokens in/out: 369/766 · cost: $0.000172 · latency: 7936.9 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1

lineage: c17d271f

← prev trial · trial 14 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 1,177 chars · 369 tokens in
At 8:00, Gideon brought the green tablet over to the library. At 8:00, Freya noticed this from across the room. At 8:01, Maya brought the green tablet over to the atrium. At 8:01, Freya happened to be watching. At 8:02, Gideon took the green tablet and placed it in the workshop. At 8:02, she was nearby and saw this happen. At 8:03, he took the green tablet and placed it in the rooftop terrace. At 8:03, she was nearby and saw this happen. At 8:04, he brought the green tablet over to the front office. At 8:04, she happened to be watching. At 8:05, he carried the green tablet to the meditation room. At 8:05, she happened to be watching. At 8:06, Maya carried the green tablet to the north stairwell. At 8:06, Freya noticed this from across the room. At 8:07, Gideon moved the green tablet into the rooftop terrace. At 8:08, he carried the shiny box to the library. At 8:09, Freya brought the shiny box over to the print room. At 8:10, she reorganized some papers on the desk. At 8:11, Gideon refilled a cup of coffee. At 8:12, she checked their email.

Where does Freya believe the green tablet is? Answer with only the location name (or 'unknown' if they have no belief).
Response 766 tokens out · finish: stop
rooftop terrace
Reasoning 2,872 chars
Model reasoning
We need to infer Freya's belief about location of green tablet based on observations. She sees events at certain times. She is watching at certain times. She sees movements. She may have beliefs about where the tablet is at certain times. The question: "Where does Freya believe the green tablet is? Answer with only the location name (or 'unknown' if they have no belief)."

We need to track Freya's perspective. She sees events at times when she is watching. At 8:00, Gideon brought the green tablet over to the library. At 8:00, Freya noticed this from across the room. So at 8:00, she sees it being placed in the library. So she believes it's in the library at that moment.

At 8:01, Maya brought the green tablet over to the atrium. At 8:01, Freya happened to be watching. So she sees it being moved to atrium. So she updates belief: now it's in atrium.

At 8:02, Gideon took the green tablet and placed it in the workshop. At 8:02, she was nearby and saw this happen. So she sees it moved to workshop. So belief: workshop.

At 8:03, he took the green tablet and placed it in the rooftop terrace. At 8:03, she was nearby and saw this happen. So belief: rooftop terrace.

At 8:04, he brought the green tablet over to the front office. At 8:04, she happened to be watching. So belief: front office.

At 8:05, he carried the green tablet to the meditation room. At 8:05, she happened to be watching. So belief: meditation room.

At 8:06, Maya carried the green tablet to the north stairwell. At 8:06, Freya noticed this from across the room. So she sees it moved to north stairwell. So belief: north stairwell.

At 8:07, Gideon moved the green tablet into the rooftop terrace. At 8:07, she was nearby and saw this happen. So belief: rooftop terrace again.

At 8:08, he carried the shiny box to the library. This is about shiny box, not green tablet. So irrelevant.

At 8:09, Freya brought the shiny box over to the print room. Not relevant.

Thus up to 8:07, she has seen the green tablet moved to rooftop terrace at 8:07. After that, no further observations of green tablet. So what does she believe its location is? She saw it at 8:07 placed into rooftop terrace. She may think it's still there unless she sees it moved again. There is no later observation of green tablet after 8:07. So her belief likely is that it's in the rooftop terrace.

But need to consider that at 8:08 onward, there is mention of "shiny box" not green tablet. So she may not have any further info. So she believes it's in the rooftop terrace.

Thus answer: rooftop terrace. However, the location name must be exactly as given? The list includes "rooftop terrace". So answer: rooftop terrace.

Check if any nuance: She might think it's in the rooftop terrace because that's the last place she saw it. There's no contradictory info. So answer: rooftop terrace.

Thus output only location name.
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