{
  "id": "boula",
  "name": "Boula (Caribbean low steady-pulse hand drum)",
  "family": "percussion",
  "class": "single_headed_drum",
  "axes": {
    "pitchFix": -1,
    "sustain": -1,
    "polyphony": -2,
    "harmonicity": -1,
    "register": -2,
    "range": -1,
    "articulation": 1,
    "transduction": -2,
    "dynamics": 1
  },
  "short": "boula",
  "parts": [
    {
      "id": "boula_tradition",
      "name": "Tradition and role",
      "variants": [
        {
          "id": "boula_gwoka",
          "default": true,
          "name": "Guadeloupean gwoka boula (steady supporting pulse)",
          "descriptors": [
            "deep-toned",
            "hypnotic",
            "grounding"
          ],
          "match_tokens": [
            "hand-struck",
            "gwoka",
            "bass-foundation"
          ]
        },
        {
          "id": "boula_haitian_rada",
          "name": "Haitian Rada boula (smallest of the three, stick-and-hand)",
          "descriptors": [
            "tight",
            "insistent",
            "ritual"
          ],
          "match_tokens": [
            "hand-struck",
            "vodou",
            "ritual"
          ]
        },
        {
          "id": "boula_bele",
          "name": "Martinican bèlè bel-air pulse drum",
          "descriptors": [
            "rolling",
            "dance-driving"
          ],
          "match_tokens": [
            "hand-struck",
            "bele"
          ]
        }
      ]
    },
    {
      "id": "boula_head",
      "surface": false,
      "name": "Head and tuning",
      "variants": [
        {
          "id": "boula_goatskin_rope",
          "default": true,
          "name": "Goatskin head, rope-and-peg tensioned",
          "descriptors": [
            "warm",
            "earthy"
          ],
          "match_tokens": [
            "hand-struck"
          ]
        },
        {
          "id": "boula_fire_tuned",
          "name": "Fire-tuned slack skin",
          "descriptors": [
            "boomy",
            "loose",
            "raw"
          ],
          "match_tokens": [
            "hand-struck",
            "low-register"
          ]
        }
      ]
    }
  ],
  "_ownParts": [
    {
      "id": "boula_tradition",
      "name": "Tradition and role",
      "variants": [
        {
          "id": "boula_gwoka",
          "default": true,
          "name": "Guadeloupean gwoka boula (steady supporting pulse)",
          "descriptors": [
            "deep-toned",
            "hypnotic",
            "grounding"
          ],
          "match_tokens": [
            "hand-struck",
            "gwoka",
            "bass-foundation"
          ]
        },
        {
          "id": "boula_haitian_rada",
          "name": "Haitian Rada boula (smallest of the three, stick-and-hand)",
          "descriptors": [
            "tight",
            "insistent",
            "ritual"
          ],
          "match_tokens": [
            "hand-struck",
            "vodou",
            "ritual"
          ]
        },
        {
          "id": "boula_bele",
          "name": "Martinican bèlè bel-air pulse drum",
          "descriptors": [
            "rolling",
            "dance-driving"
          ],
          "match_tokens": [
            "hand-struck",
            "bele"
          ]
        }
      ]
    },
    {
      "id": "boula_head",
      "surface": false,
      "name": "Head and tuning",
      "variants": [
        {
          "id": "boula_goatskin_rope",
          "default": true,
          "name": "Goatskin head, rope-and-peg tensioned",
          "descriptors": [
            "warm",
            "earthy"
          ],
          "match_tokens": [
            "hand-struck"
          ]
        },
        {
          "id": "boula_fire_tuned",
          "name": "Fire-tuned slack skin",
          "descriptors": [
            "boomy",
            "loose",
            "raw"
          ],
          "match_tokens": [
            "hand-struck",
            "low-register"
          ]
        }
      ]
    }
  ]
}