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              8,
              9
            ],
            "dominant_target_unit_marker_number": null,
            "use_numbered_elements": [
              1,
              2,
              3,
              4,
              6,
              7,
              8,
              9,
              10,
              11
            ],
            "ignore_numbered_elements": [
              12,
              13,
              14
            ],
            "base_marker_numbers_to_reference": [
              1,
              2,
              3,
              4,
              6,
              7,
              8,
              9,
              10
            ],
            "transient_marker_numbers_to_describe": [
              11
            ],
            "ignored_state_overlay_marker_numbers": [
              12,
              13,
              14
            ],
            "clean_background_expected": false,
            "applies_to_shots": [
              "S29_Shot4"
            ],
            "depends_on_bg": [],
            "diagnostics": []
          },
          "L17B03": {
            "bg_id": "L17B03",
            "fp_id": "fp_l17_wheelhouse",
            "target_unit_marker_numbers": [
              1,
              7,
              9
            ],
            "dominant_target_unit_marker_number": null,
            "use_numbered_elements": [
              1,
              2,
              3,
              5,
              7,
              9,
              10,
              12,
              13
            ],
            "ignore_numbered_elements": [
              11,
              14
            ],
            "base_marker_numbers_to_reference": [
              1,
              2,
              3,
              5,
              7,
              9,
              10
            ],
            "transient_marker_numbers_to_describe": [
              12,
              13
            ],
            "ignored_state_overlay_marker_numbers": [
              11,
              14
            ],
            "clean_background_expected": false,
            "applies_to_shots": [
              "S29_Shot5"
            ],
            "depends_on_bg": [],
            "diagnostics": []
          }
        },
        "anchor_selection_metadata": {
          "candidate_bg_ids": [
            "L17B01",
            "L17B02"
          ],
          "selection_diagnostics": [
            "anchor selection deferred to W20B (LLM-owned per W19J pivot).",
            "no clean_background_expected=True overlay for this fp — W20F5 fallback widened candidate set to the 2 BG(s) with the fewest transient markers (1); LLM may still pick any of these but must declare the chosen anchor."
          ],
          "selected_anchor_bg_id": null,
          "ramped_fallback": true
        },
        "diagnostics": []
      }
    }
  },
  "step_id": "base_location_dossier",
  "run_id": "fc8c2482-1d7b-4315-813d-27674d7a590e",
  "resolved_model": "gpt",
  "updated_at": "2026-07-15T13:38:41.011541+00:00",
  "project_config_snapshot": {}
}