{
    "geometry": [
        "area"
    ],
    "fields": [
        "{natural}"
    ],
    "moreFields": [
        "{natural}"
    ],
    "tags": {
        "natural": "shingle"
    },
    "terms": [
        "beach",
        "gravel",
        "pebbles",
        "riverbed",
        "rounded rock fragments"
    ],
    "name": "Shingle"
}