@openstreetmap/id-tagging-schema/data/fields/piste/difficulty_downhill.json

The OpenStreetMap tagging model used by the iD editor

{
    "key": "piste:difficulty",
    "type": "combo",
    "label": "{piste/difficulty}",
    "placeholder": "Easy, Intermediate, Advanced...",
    "strings": {
        "options": {
            "novice": "Novice (instructional)",
            "easy": "Easy (green circle)",
            "intermediate": "Intermediate (blue square)",
            "advanced": "Advanced (black diamond)",
            "expert": "Expert (double black diamond)",
            "freeride": "Freeride (off-piste)",
            "extreme": "Extreme (climbing equipment required)"
        }
    },
    "autoSuggestions": false,
    "customValues": false
}