Phase-4 rulings file opened. GA-R3 recorded with the exact operator
utterance in the Status block and the consolidated as-amended text;
implementation queued for Phase 5 (class tags, D-121..129 review, A1
D-129 split). GA-R5 delivered as DRAFT, awaiting ruling.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_018ZV3uqyU9oWoFTcwiE4a21