Record e74ac4f21daf412fab42d520a26687db

PASS

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

✓PASSanswered "rooftop terrace" · model Nemotron 3 Nano 30B

finish_reason: stop · tokens in/out: 176/581 · cost: $0.000125 · latency: 6082.5 ms

belieftemplatestop

verifier_detail: kind=belief;campaign=1;adversarial=1;traps=final_true_state,last_mentioned_location,last_witnessed_by_anyone;foil_score=3.0

trap kind(s) this world was seeded for: final_true_statelast_mentioned_locationlast_witnessed_by_anyone

lineage: e74ac4f2

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Prompt 550 chars · 176 tokens in

At 8:00, Sana carried the green box to the rooftop terrace. At 8:00, David happened to be watching. At 8:01, Adrian took the green box and placed it in the north stairwell. At 8:02, he brought the worn basket over to the north stairwell. At 8:03, David brought the worn basket over to the observation deck. At 8:04, Sana reorganized some papers on the desk. At 8:05, she refilled a cup of coffee. At 8:06, David checked their email.

Where does David believe the green box is? Answer with only the location name (or 'unknown' if they have no belief).

Response 581 tokens out · finish: stop

rooftop terrace

Reasoning 2,175 chars

Model reasoning

We need to infer David's belief about location of green box. Timeline:

- 8:00: Sana carried the green box to the rooftop terrace. So green box is at rooftop terrace at 8:00.
- 8:00: David happened to be watching. So David sees Sana carrying green box to rooftop terrace? He sees it? He "happened to be watching" maybe he sees her carrying it? Not clear if he sees where she puts it. He sees her carrying it to rooftop terrace. So he knows it's at rooftop terrace at 8:00.

- 8:01: Adrian took the green box and placed it in the north stairwell. So the green box moves to north stairwell at 8:01. Did David see this? Not mentioned. He was watching at 8:00, but after that maybe not. At 8:02, Adrian brings worn basket to north stairwell. At 8:03, David brings the worn basket over to the observation deck. So David is moving basket, not green box. At 8:04 onward, Sana reorganizes papers, refills coffee, etc. No mention of green box again.

David's belief: He saw the green box at rooftop terrace at 8:00. He may not have seen Adrian moving it. So he believes it's still at rooftop terrace? Or maybe he saw Adrian place it in north stairwell? The timeline: At 8:01 Adrian took the green box and placed it in the north stairwell. It doesn't say David saw that. He was presumably still present? He was watching at 8:00, but maybe still there. Could have seen the move? Not explicit. Usually these puzzles assume that if an action is not observed by a character, they have false belief. So David's belief is based on what he observed. He observed Sana carrying green box to rooftop terrace at 8:00. He may not have observed Adrian moving it. So he believes it's still at rooftop terrace. However, at 8:03 David brings the worn basket to observation deck. That might be unrelated.

Thus answer: rooftop terrace. Or maybe "north stairwell"? Let's think: The question: "Where does David believe the green box is?" We need to answer with location name. If they have no belief, answer 'unknown'. David saw Sana carry green box to rooftop terrace. He likely believes it's there. He might not know about Adrian's move. So answer: rooftop terrace.

Thus output just "rooftop terrace".

Realized dims 7

dim	value
context_length	7.0
coreference	1.0
distractors	2.0
entity_state	2.0
foil_divergence	3.0
temporal	0.0
witness_gap	1.0

Latent params 6

param	value
chain_length	2.0
coref_pressure	0.0
distractor_events	2.0
filler_events	2.0
scramble	0.0
witness_cutoff	0.675