{
  "id": "bayan_russian",
  "name": "Bayan (Russian chromatic button accordion)",
  "family": "free_reed",
  "class": "free_reed",
  "axes": {
    "pitchFix": 2,
    "sustain": 2,
    "polyphony": 2,
    "harmonicity": 1,
    "register": 0,
    "range": 2,
    "articulation": 1,
    "transduction": -2,
    "dynamics": 1
  },
  "short": "bayan",
  "parts": [
    {
      "id": "free_reed_technique",
      "name": "Playing technique",
      "variants": [
        {
          "id": "free_reed_folk_first_position",
          "default": true,
          "name": "Folk first-position straight",
          "descriptors": [
            "straight",
            "melodic"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "folk",
            "folk-tradition"
          ],
          "canonical_tags": [
            "folk",
            "singer-songwriter",
            "country"
          ]
        },
        {
          "id": "free_reed_overblow_modern",
          "name": "Overblow modern bending",
          "descriptors": [
            "overblown",
            "fully-chromatic"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "modern"
          ]
        }
      ],
      "_fromFamily": true
    },
    {
      "id": "bayan_russian_model",
      "name": "Model / form",
      "variants": [
        {
          "id": "bayan_russian_tula_standard",
          "default": true,
          "name": "Tula three-row B-system bayan with Stradella bass (folk / estrada standard)",
          "descriptors": [
            "b-system-buttons",
            "stradella-bass",
            "dark-reedy",
            "russian-tradition"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "russian-tradition"
          ]
        },
        {
          "id": "bayan_russian_concert_converter",
          "name": "Concert converter bayan (Jupiter / AKKO five-octave free-bass)",
          "descriptors": [
            "converter-free-bass",
            "five-octave-treble",
            "organ-like",
            "concert-grade"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "virtuoso"
          ]
        },
        {
          "id": "bayan_russian_artel_vintage",
          "name": "Early Soviet artel bayan (1930s-50s, brighter brassy voicing)",
          "descriptors": [
            "artel-vintage",
            "brassy-voicing",
            "village-wedding"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "russian-tradition"
          ],
          "canonical_tags": [
            "vintage"
          ]
        }
      ]
    },
    {
      "id": "bayan_russian_context",
      "name": "Playing context",
      "variants": [
        {
          "id": "bayan_russian_folk_song_dance",
          "default": true,
          "name": "Folk song and dance accompaniment (chastushki, plyaska, zastolnaya table songs)",
          "descriptors": [
            "song-accompaniment",
            "chastushka-dance",
            "table-song"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "russian-tradition"
          ]
        },
        {
          "id": "bayan_russian_estrada_stage",
          "name": "Estrada / variety concert stage (Soviet lyric and war songs)",
          "descriptors": [
            "estrada-stage",
            "lyrical-legato",
            "soviet-era"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "russian-tradition"
          ]
        },
        {
          "id": "bayan_russian_academic_solo",
          "name": "Academic concert solo (Zolotaryov / Semyonov repertoire, bellows-shake virtuosity)",
          "descriptors": [
            "virtuoso-solo",
            "bellows-shake",
            "contemporary-academic"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "virtuoso"
          ]
        }
      ]
    },
    {
      "id": "bayan_russian_reed_voicing",
      "surface": false,
      "name": "Reed voicing",
      "variants": [
        {
          "id": "bayan_russian_dry_unison",
          "default": true,
          "name": "Dry-tuned unison steel reeds (no musette tremolo — canonical bayan voicing)",
          "descriptors": [
            "dry-tuned-unison",
            "no-tremolo",
            "reedy-dark"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven"
          ]
        },
        {
          "id": "bayan_russian_broken_deck",
          "name": "Broken-deck (lomanaya deka) chambered reed blocks (mellow organ-like concert tone)",
          "descriptors": [
            "broken-deck-chamber",
            "organ-like-mellow"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven"
          ]
        }
      ]
    }
  ],
  "_ownParts": [
    {
      "id": "bayan_russian_model",
      "name": "Model / form",
      "variants": [
        {
          "id": "bayan_russian_tula_standard",
          "default": true,
          "name": "Tula three-row B-system bayan with Stradella bass (folk / estrada standard)",
          "descriptors": [
            "b-system-buttons",
            "stradella-bass",
            "dark-reedy",
            "russian-tradition"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "russian-tradition"
          ]
        },
        {
          "id": "bayan_russian_concert_converter",
          "name": "Concert converter bayan (Jupiter / AKKO five-octave free-bass)",
          "descriptors": [
            "converter-free-bass",
            "five-octave-treble",
            "organ-like",
            "concert-grade"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "virtuoso"
          ]
        },
        {
          "id": "bayan_russian_artel_vintage",
          "name": "Early Soviet artel bayan (1930s-50s, brighter brassy voicing)",
          "descriptors": [
            "artel-vintage",
            "brassy-voicing",
            "village-wedding"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "russian-tradition"
          ],
          "canonical_tags": [
            "vintage"
          ]
        }
      ]
    },
    {
      "id": "bayan_russian_context",
      "name": "Playing context",
      "variants": [
        {
          "id": "bayan_russian_folk_song_dance",
          "default": true,
          "name": "Folk song and dance accompaniment (chastushki, plyaska, zastolnaya table songs)",
          "descriptors": [
            "song-accompaniment",
            "chastushka-dance",
            "table-song"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "russian-tradition"
          ]
        },
        {
          "id": "bayan_russian_estrada_stage",
          "name": "Estrada / variety concert stage (Soviet lyric and war songs)",
          "descriptors": [
            "estrada-stage",
            "lyrical-legato",
            "soviet-era"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "russian-tradition"
          ]
        },
        {
          "id": "bayan_russian_academic_solo",
          "name": "Academic concert solo (Zolotaryov / Semyonov repertoire, bellows-shake virtuosity)",
          "descriptors": [
            "virtuoso-solo",
            "bellows-shake",
            "contemporary-academic"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven",
            "accordion",
            "virtuoso"
          ]
        }
      ]
    },
    {
      "id": "bayan_russian_reed_voicing",
      "surface": false,
      "name": "Reed voicing",
      "variants": [
        {
          "id": "bayan_russian_dry_unison",
          "default": true,
          "name": "Dry-tuned unison steel reeds (no musette tremolo — canonical bayan voicing)",
          "descriptors": [
            "dry-tuned-unison",
            "no-tremolo",
            "reedy-dark"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven"
          ]
        },
        {
          "id": "bayan_russian_broken_deck",
          "name": "Broken-deck (lomanaya deka) chambered reed blocks (mellow organ-like concert tone)",
          "descriptors": [
            "broken-deck-chamber",
            "organ-like-mellow"
          ],
          "match_tokens": [
            "bellows-driven",
            "reed-driven"
          ]
        }
      ]
    }
  ]
}