{
  "id": "bass_drum",
  "name": "Bass drum (kick / concert)",
  "family": "percussion",
  "class": "membranophone",
  "axes": {
    "pitchFix": 0,
    "sustain": -2,
    "polyphony": -2,
    "harmonicity": 0,
    "register": -2,
    "range": -1,
    "articulation": 1,
    "transduction": -2,
    "dynamics": 1
  },
  "short": "bass drum",
  "parts": [
    {
      "id": "bass_drum_size",
      "name": "Size",
      "variants": [
        {
          "id": "bass_drum_22_standard",
          "default": true,
          "name": "22-inch standard kick",
          "descriptors": [
            "punchy",
            "round-low-end"
          ],
          "match_tokens": [
            "rock",
            "pop",
            "standard-kit"
          ]
        },
        {
          "id": "bass_drum_18_jazz",
          "name": "18-inch jazz bass drum",
          "descriptors": [
            "warm",
            "resonant",
            "open"
          ],
          "match_tokens": [
            "jazz",
            "bop",
            "small-kit"
          ]
        },
        {
          "id": "bass_drum_24_26_big",
          "name": "24-26-inch big kick",
          "descriptors": [
            "deep",
            "cavernous",
            "thunderous"
          ],
          "match_tokens": [
            "metal",
            "arena-rock",
            "heavy-rock"
          ]
        },
        {
          "id": "bass_drum_concert",
          "name": "Concert / orchestral bass drum (mallet-struck)",
          "descriptors": [
            "orchestral",
            "broad",
            "low-boom"
          ],
          "match_tokens": [
            "orchestral",
            "marching",
            "concert"
          ]
        }
      ]
    },
    {
      "id": "bass_drum_beater",
      "surface": false,
      "name": "Beater / pedal",
      "variants": [
        {
          "id": "bass_drum_felt_pedal",
          "default": true,
          "name": "Felt beater, single pedal",
          "descriptors": [
            "rounded-attack",
            "felt-thump"
          ],
          "match_tokens": [
            "rock",
            "pop"
          ]
        },
        {
          "id": "bass_drum_wood_click",
          "name": "Wood / plastic beater",
          "descriptors": [
            "clicky-attack",
            "defined-point"
          ],
          "match_tokens": [
            "metal",
            "modern"
          ]
        },
        {
          "id": "bass_drum_double_pedal",
          "name": "Double pedal",
          "descriptors": [
            "double-bass",
            "rapid-double-strokes"
          ],
          "match_tokens": [
            "metal",
            "double-bass"
          ]
        }
      ]
    }
  ],
  "_ownParts": [
    {
      "id": "bass_drum_size",
      "name": "Size",
      "variants": [
        {
          "id": "bass_drum_22_standard",
          "default": true,
          "name": "22-inch standard kick",
          "descriptors": [
            "punchy",
            "round-low-end"
          ],
          "match_tokens": [
            "rock",
            "pop",
            "standard-kit"
          ]
        },
        {
          "id": "bass_drum_18_jazz",
          "name": "18-inch jazz bass drum",
          "descriptors": [
            "warm",
            "resonant",
            "open"
          ],
          "match_tokens": [
            "jazz",
            "bop",
            "small-kit"
          ]
        },
        {
          "id": "bass_drum_24_26_big",
          "name": "24-26-inch big kick",
          "descriptors": [
            "deep",
            "cavernous",
            "thunderous"
          ],
          "match_tokens": [
            "metal",
            "arena-rock",
            "heavy-rock"
          ]
        },
        {
          "id": "bass_drum_concert",
          "name": "Concert / orchestral bass drum (mallet-struck)",
          "descriptors": [
            "orchestral",
            "broad",
            "low-boom"
          ],
          "match_tokens": [
            "orchestral",
            "marching",
            "concert"
          ]
        }
      ]
    },
    {
      "id": "bass_drum_beater",
      "surface": false,
      "name": "Beater / pedal",
      "variants": [
        {
          "id": "bass_drum_felt_pedal",
          "default": true,
          "name": "Felt beater, single pedal",
          "descriptors": [
            "rounded-attack",
            "felt-thump"
          ],
          "match_tokens": [
            "rock",
            "pop"
          ]
        },
        {
          "id": "bass_drum_wood_click",
          "name": "Wood / plastic beater",
          "descriptors": [
            "clicky-attack",
            "defined-point"
          ],
          "match_tokens": [
            "metal",
            "modern"
          ]
        },
        {
          "id": "bass_drum_double_pedal",
          "name": "Double pedal",
          "descriptors": [
            "double-bass",
            "rapid-double-strokes"
          ],
          "match_tokens": [
            "metal",
            "double-bass"
          ]
        }
      ]
    }
  ]
}