Antrain

{
  "field": {
    "partition": "tiercé en pal",
    "sub_fields": [
      {
        "tincture": {
          "name": "azur",
          "category": "colour"
        }
      },
      {
        "tincture": {
          "name": "argent",
          "category": "metal"
        }
      },
      {
        "tincture": {
          "name": "gueules",
          "category": "colour"
        }
      }
    ]
  },
  "charges": [
    {
      "name": "chef",
      "count": 1,
      "category": "ordinary",
      "tincture": {
        "name": "hermine",
        "category": "fur"
      }
    }
  ],
  "is_compound": true
}