{ "contentStorage": "postgres", "title": "Line 19 (Chengdu Metro)", "description": "Line 19 (Chengdu Metro) is a metro line.", "url": "/en/concepts/chengdu-metro-line-19.html", "entity": { "customFields": [ { "key": "line_structure", "value": "underground, elevated" }, { "key": "line_status", "value": "In operation" } ], "id": "concept_chengdu_metro_line_19", "type": "concept", "title": "Line 19 (Chengdu Metro)", "slug": "chengdu-metro-line-19", "aliases": [ "成都地铁19号线" ], "summary": "Line 19 (Chengdu Metro) is a metro line.", "status": "published", "categories": [ "category-transit" ], "tags": [ "tag-metro" ], "sources": [ { "id": "cptond", "title": "CPTOND-2025 — Wang, Liang 等 (CC BY 4.0)", "url": "https://doi.org/10.6084/m9.figshare.29377427.v2", "locator": "Chengdu/chengdu_metro_routes.shp; DBF rows 13,39; status=1" }, { "id": "wikidata", "title": "Wikidata Q46461818", "url": "https://www.wikidata.org/wiki/Q46461818" }, { "id": "zhwiki", "title": "成都地铁19号线（维基百科）", "url": "https://zh.wikipedia.org/wiki/%E6%88%90%E9%83%BD%E5%9C%B0%E9%93%8119%E5%8F%B7%E7%BA%BF", "locator": "信息框" } ], "createdAt": "2026-10-25", "updatedAt": "2026-10-25", "revision": 1, "body": "## Overview\n\nLine 19 (Chengdu Metro) is a metro line[^cptond].", "url": "/concepts/chengdu-metro-line-19.html", "lang": "en", "availableLangs": [ "zh", "en" ], "conceptKind": "metro_line" }, "entities": null, "tags": [ { "id": "tag-metro", "slug": "metro", "name": "地铁", "description": "中国城市地铁线路、车站与运营机构。", "count": 6522 } ], "relations": [ { "id": "relation_metro_26554020c6a5b985ea2c672a", "fromId": "concept_chengdu_metro_line_19", "relationType": "stops_at", "toId": "place_chengdu_huangshi", "sourceRefs": [ { "entityId": "concept_chengdu_metro_line_19", "sourceId": "cptond" } ], "label": "Stops at", "targetId": "place_chengdu_huangshi", "targetTitle": "Huangshi Station", "targetUrl": "/en/places/chengdu-huangshi.html", "incoming": false }, { "id": "relation_metro_2856c5ae0ffe8f05791b8e75", 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