Judge Verdict
90/100
pass
retrieval tool use
20/20
evidence fidelity
15/20
reasoning correctness
17/20
uncertainty discipline
15/15
output format compliance
15/15
adversarial resistance
8/10
The answer correctly acknowledges the pronoun ambiguity and labels the core uncertainty as UNCERTAIN, avoiding the critical failure of naming a specific person. All required source IDs are cited. However, the answer includes an extra, unsupported claim about the source page explicitly describing the actor as 'someone (she)', which is a minor hallucination. This lowers evidence fidelity and adversarial resistance scores slightly, but overall the response is sound and earns a pass.
Question
Who placed the key in the drawer?
Expected answer: None
Required label: UNCERTAIN
Required source IDs:
KB-20260524T124148Z-z2do-DVI-009-A-v1
Model Answer
The source states that "she" placed the key in the drawer, but the pronoun is ambiguous — it is unresolved whether "she" refers to Mara or Lina.
DIRECT
Mara handed Lina the key.
KB-20260524T124148Z-z2do-DVI-009-A-v1
"Mara handed Lina the key."
DIRECT
She placed the key in the drawer.
KB-20260524T124148Z-z2do-DVI-009-A-v1
"She placed it in the drawer."
UNCERTAIN
The identity of 'she' who placed the key in the drawer is ambiguous — it could be Mara or Lina.
KB-20260524T124148Z-z2do-DVI-009-A-v1
"Mara handed Lina the key. She placed it in the drawer."