{
  "completed_step": "C389",
  "next_proposed_step": "C390",
  "question": "Enumerate the finite coherent regular Noah/Shem/Flood family comparisons without prefiltering on529 or common P/J hits. Ask which adjacent-Gear Noah→Shem E/J squares actually pass, retaining source context, boundary and rail labels.",
  "reason_selected_after_current_result": "The Mirror lift is now bounded by a concrete source obstruction. An unconditioned finite family census can show whether the regular result is selective or merely a generic consequence of the source lifespans.",
  "executed": false,
  "authorization_remaining": 4,
  "fixed_scope": "Mirror/529; regular Gears Noah/Shem/Flood only; SP companion local. Fixed source inputs, no canonical/graph changes."
}