---
name: challenge-decision
description: Independently challenge an important proposal or synthesis with counterexamples, alternative explanations and a minimal evidence-producing check.
---

# Independent challenge

Use a fresh Adviser session or the compatibility Critic role, not just the author
asking itself to be critical. Receive the raw objective, constraints, selected
proposal/synthesis and verifiable evidence. The author does not dictate a verdict.

Find assumptions that could change the outcome. Seek a counterexample, a simpler
complete solution, an inconsistent dependency, a missed user consequence or a
claim whose proof is insufficient. Distinguish substantive objections from taste.
Recommend an improved solution when justified and specify the smallest check that
could settle important disagreement.

Return SUPPORTED, REVISE or NEEDS_EVIDENCE with reasons and next action. No
mandatory criticism quota and no extra human approval gate. Reassess a materially
changed synthesis; prior approval of its ingredients is not approval of the whole.