@openstreetmap/id-tagging-schema/data/fields/crossing/markings_yes.json

The OpenStreetMap tagging model used by the iD editor

{
    "key": "crossing:markings",
    "type": "combo",
    "label": "{crossing/markings}",
    "default": "yes",
    "stringsCrossReference": "{crossing/markings}",
    "iconsCrossReference": "{crossing/markings}",
    "locationSet": {
        "exclude": [
            "BG",
            "DE",
            "AT",
            "CH",
            "PL"
        ]
    }
}