{
  "after": "C302",
  "chosen_next_step": "C303: Intersect the fixed2832 comparison family with the held8395 and17K source correspondences, preserving endpoint and Gear identities.",
  "reason": "Complete segments have now been distinguished from isolated points; the useful next question is their overlap with the established source routes.",
  "next_step_executed_within_this_step": false,
  "effort": "High sufficient",
  "limits": [
    "The census is restricted to the retained72 cumulative and528 regular records.",
    "Coordinate aliases remain distinct source labels.",
    "No missing upper endpoint is generated or canonized."
  ]
}