@openstreetmap/id-tagging-schema/data/presets/railway/turntable.json

The OpenStreetMap tagging model used by the iD editor

{
    "icon": "maki-circle-stroked",
    "geometry": [
        "area",
        "vertex"
    ],
    "fields": [
        "ref"
    ],
    "tags": {
        "railway": "turntable"
    },
    "terms": [
        "turn table"
    ],
    "name": "Railway Turntable"
}