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   [
    7821.5,
    7836.2
   ],
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    7933.5,
    7941.5
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    1472.5,
    1483.6
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   "stations_resolved": 453,
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   "width_p10_m": 4.25,
   "width_min_m": 2.25,
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   "unbounded_share": 0.64,
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    2584.0
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   "width_at_max25_m": 7.25,
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   "single_track_rule": "PROVISIONAL (2026-09-15): width_p10_m <= 3.0 m with bounded_share >= 0.6; recorded, not a rule",
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    "stations_resolved": 453,
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  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Val-de-Sos",
  "county": "Ari\u00e8ge",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}