{
  "id": "diyin_gehu",
  "name": "Diyin gehu (Chinese bass gehu)",
  "family": "bowed",
  "class": "bowed_string",
  "axes": {
    "pitchFix": -2,
    "sustain": 2,
    "polyphony": -1,
    "harmonicity": 0,
    "register": -2,
    "range": 0,
    "articulation": 1,
    "transduction": -2,
    "dynamics": -1
  },
  "short": "diyin gehu",
  "parts": [
    {
      "id": "bowed_technique",
      "name": "Bow technique",
      "variants": [
        {
          "id": "bowed_legato_classical",
          "default": true,
          "name": "Classical legato",
          "descriptors": [
            "legato",
            "sustained"
          ],
          "match_tokens": [
            "bowed",
            "sustained-tone",
            "classical",
            "classical-trained"
          ],
          "canonical_tags": [
            "classical"
          ]
        }
      ],
      "_fromFamily": true
    },
    {
      "id": "diyin_gehu_resonating_system",
      "name": "Resonating system (played standing or from an elevated stool with a double-bass bow)",
      "variants": [
        {
          "id": "diyin_gehu_skin_lever",
          "default": true,
          "name": "Skin-and-lever bass gehu (original design, c.1956)",
          "descriptors": [
            "python-skin",
            "hide",
            "hybrid",
            "deep"
          ],
          "match_tokens": [
            "bowed",
            "bass-register",
            "body-resonance-low-mid"
          ],
          "canonical_tags": [
            "chinese-orchestra",
            "china"
          ]
        },
        {
          "id": "diyin_gehu_double_bass_substitute",
          "name": "Western double-bass substitution (mainland orchestral practice)",
          "descriptors": [
            "projecting",
            "stable",
            "concert-grade"
          ],
          "match_tokens": [
            "bowed",
            "foundational-bass",
            "orchestral"
          ],
          "canonical_tags": [
            "modern",
            "orchestral"
          ]
        },
        {
          "id": "diyin_gehu_revival",
          "name": "Hong Kong / Taiwan revival build",
          "descriptors": [
            "revival",
            "contemporary",
            "blending"
          ],
          "match_tokens": [
            "bowed",
            "ensemble-blend",
            "concert"
          ],
          "canonical_tags": [
            "revival",
            "contemporary"
          ]
        }
      ]
    },
    {
      "id": "diyin_gehu_tuning",
      "name": "Tuning",
      "variants": [
        {
          "id": "diyin_gehu_fourths_standard",
          "default": true,
          "name": "E1-A1-D2-G2 in fourths (double-bass tuning, standard)",
          "descriptors": [
            "sub-bass",
            "deep",
            "foundational"
          ],
          "match_tokens": [
            "bowed",
            "bass-register",
            "foundational-bass"
          ],
          "canonical_tags": [
            "chinese-orchestra",
            "bass"
          ]
        },
        {
          "id": "diyin_gehu_scordatura_down",
          "name": "Scordatura down a whole step (darker floor)",
          "descriptors": [
            "scordatura",
            "dark-toned",
            "deep"
          ],
          "match_tokens": [
            "bowed",
            "low-register",
            "bass-foundation"
          ],
          "canonical_tags": [
            "bass"
          ]
        }
      ]
    },
    {
      "id": "diyin_gehu_technique",
      "name": "Bowing / attack",
      "variants": [
        {
          "id": "diyin_gehu_arco_pedal",
          "default": true,
          "name": "Sustained arco pedal under the ensemble",
          "descriptors": [
            "sustained",
            "drone-like",
            "supportive"
          ],
          "match_tokens": [
            "bowed",
            "sustained-tone",
            "foundational-bass"
          ],
          "canonical_tags": [
            "chinese-orchestra",
            "ensemble"
          ]
        },
        {
          "id": "diyin_gehu_pizzicato_walking",
          "name": "Pizzicato walking / plucked foundation",
          "descriptors": [
            "walking",
            "dry",
            "rhythmic"
          ],
          "match_tokens": [
            "plucked",
            "bass-foundation",
            "low-register"
          ]
        },
        {
          "id": "diyin_gehu_octave_below",
          "name": "Doubling the gehu / cello line an octave below",
          "descriptors": [
            "octave-doubled",
            "bass-heavy",
            "blending"
          ],
          "match_tokens": [
            "bowed",
            "doubled",
            "ensemble-blend"
          ],
          "canonical_tags": [
            "chinese-orchestra"
          ]
        }
      ]
    },
    {
      "id": "diyin_gehu_skin_state",
      "name": "Skin tension / humidity state",
      "variants": [
        {
          "id": "diyin_gehu_skin_taut",
          "default": true,
          "name": "Taut and focused (dry, well-conditioned)",
          "descriptors": [
            "taut",
            "focused",
            "dry"
          ],
          "match_tokens": [
            "bowed",
            "acoustic-only",
            "bass-register"
          ]
        },
        {
          "id": "diyin_gehu_skin_slack",
          "name": "Slack and buzzing (humid, tension drifted)",
          "descriptors": [
            "boomy",
            "buzzy",
            "unstable"
          ],
          "match_tokens": [
            "bowed",
            "buzzy-tone",
            "body-resonance-low-mid"
          ]
        },
        {
          "id": "diyin_gehu_skin_synthetic",
          "name": "Synthetic membrane (humidity-stable)",
          "descriptors": [
            "synthetic",
            "humidity-stable",
            "consistent"
          ],
          "match_tokens": [
            "bowed",
            "synthetic",
            "modern"
          ],
          "canonical_tags": [
            "synthetic",
            "modern"
          ]
        }
      ]
    }
  ],
  "_ownParts": [
    {
      "id": "diyin_gehu_resonating_system",
      "name": "Resonating system (played standing or from an elevated stool with a double-bass bow)",
      "variants": [
        {
          "id": "diyin_gehu_skin_lever",
          "default": true,
          "name": "Skin-and-lever bass gehu (original design, c.1956)",
          "descriptors": [
            "python-skin",
            "hide",
            "hybrid",
            "deep"
          ],
          "match_tokens": [
            "bowed",
            "bass-register",
            "body-resonance-low-mid"
          ],
          "canonical_tags": [
            "chinese-orchestra",
            "china"
          ]
        },
        {
          "id": "diyin_gehu_double_bass_substitute",
          "name": "Western double-bass substitution (mainland orchestral practice)",
          "descriptors": [
            "projecting",
            "stable",
            "concert-grade"
          ],
          "match_tokens": [
            "bowed",
            "foundational-bass",
            "orchestral"
          ],
          "canonical_tags": [
            "modern",
            "orchestral"
          ]
        },
        {
          "id": "diyin_gehu_revival",
          "name": "Hong Kong / Taiwan revival build",
          "descriptors": [
            "revival",
            "contemporary",
            "blending"
          ],
          "match_tokens": [
            "bowed",
            "ensemble-blend",
            "concert"
          ],
          "canonical_tags": [
            "revival",
            "contemporary"
          ]
        }
      ]
    },
    {
      "id": "diyin_gehu_tuning",
      "name": "Tuning",
      "variants": [
        {
          "id": "diyin_gehu_fourths_standard",
          "default": true,
          "name": "E1-A1-D2-G2 in fourths (double-bass tuning, standard)",
          "descriptors": [
            "sub-bass",
            "deep",
            "foundational"
          ],
          "match_tokens": [
            "bowed",
            "bass-register",
            "foundational-bass"
          ],
          "canonical_tags": [
            "chinese-orchestra",
            "bass"
          ]
        },
        {
          "id": "diyin_gehu_scordatura_down",
          "name": "Scordatura down a whole step (darker floor)",
          "descriptors": [
            "scordatura",
            "dark-toned",
            "deep"
          ],
          "match_tokens": [
            "bowed",
            "low-register",
            "bass-foundation"
          ],
          "canonical_tags": [
            "bass"
          ]
        }
      ]
    },
    {
      "id": "diyin_gehu_technique",
      "name": "Bowing / attack",
      "variants": [
        {
          "id": "diyin_gehu_arco_pedal",
          "default": true,
          "name": "Sustained arco pedal under the ensemble",
          "descriptors": [
            "sustained",
            "drone-like",
            "supportive"
          ],
          "match_tokens": [
            "bowed",
            "sustained-tone",
            "foundational-bass"
          ],
          "canonical_tags": [
            "chinese-orchestra",
            "ensemble"
          ]
        },
        {
          "id": "diyin_gehu_pizzicato_walking",
          "name": "Pizzicato walking / plucked foundation",
          "descriptors": [
            "walking",
            "dry",
            "rhythmic"
          ],
          "match_tokens": [
            "plucked",
            "bass-foundation",
            "low-register"
          ]
        },
        {
          "id": "diyin_gehu_octave_below",
          "name": "Doubling the gehu / cello line an octave below",
          "descriptors": [
            "octave-doubled",
            "bass-heavy",
            "blending"
          ],
          "match_tokens": [
            "bowed",
            "doubled",
            "ensemble-blend"
          ],
          "canonical_tags": [
            "chinese-orchestra"
          ]
        }
      ]
    },
    {
      "id": "diyin_gehu_skin_state",
      "name": "Skin tension / humidity state",
      "variants": [
        {
          "id": "diyin_gehu_skin_taut",
          "default": true,
          "name": "Taut and focused (dry, well-conditioned)",
          "descriptors": [
            "taut",
            "focused",
            "dry"
          ],
          "match_tokens": [
            "bowed",
            "acoustic-only",
            "bass-register"
          ]
        },
        {
          "id": "diyin_gehu_skin_slack",
          "name": "Slack and buzzing (humid, tension drifted)",
          "descriptors": [
            "boomy",
            "buzzy",
            "unstable"
          ],
          "match_tokens": [
            "bowed",
            "buzzy-tone",
            "body-resonance-low-mid"
          ]
        },
        {
          "id": "diyin_gehu_skin_synthetic",
          "name": "Synthetic membrane (humidity-stable)",
          "descriptors": [
            "synthetic",
            "humidity-stable",
            "consistent"
          ],
          "match_tokens": [
            "bowed",
            "synthetic",
            "modern"
          ],
          "canonical_tags": [
            "synthetic",
            "modern"
          ]
        }
      ]
    }
  ]
}