{
    "ambient": {
      "instruments": [
        ["Synth"],
        ["Synth", "Keyboard"],
        ["Synth", "Keyboard", "Strings"],
        ["Synth", "Strings"]
      ],
      "descriptions": {
        "Synth": ["synthesizer", "ambient pad synth", "modular synth"],
        "Keyboard": ["piano", "electric piano", "soft piano keys"],
        "Strings": ["cello", "processed strings", "ambient strings"]
      }
    },
    "edm, electronic": {
      "instruments": [
        ["Drums"],
        ["Drums", "Synth"],
        ["Drums", "Synth", "Bass"],
        ["Drums", "Bass"]
      ],
      "descriptions": {
        "Drums": ["drum machine", "electronic beats", "digital drums"],
        "Synth": ["synthesizer", "lead synth", "arpeggiating synth"],
        "Bass": ["bass synth", "analog bass", "deep bass"]
      }
    },
    "rap, hip-hop": {
      "instruments": [
        ["Drums"],
        ["Drums", "Brass"],
        ["Drums", "Brass", "Bass"],
        ["Drums", "Bass"]
      ],
      "descriptions": {
        "Drums": ["808 drums", "trap kit", "boom bap drums"],
        "Brass": ["horn section", "brass stabs", "funk brass"],
        "Bass": ["bass", "sub bass", "distorted bass"]
      }
    },
    "country, folk": {
      "instruments": [
        ["Guitar"],
        ["Guitar", "Strings"],
        ["Guitar", "Drums"],
        ["Guitar", "Drums", "Strings"]
      ],
      "descriptions": {
        "Guitar": ["acoustic guitar", "fingerpicked guitar", "steel-string guitar"],
        "Strings": ["fiddle", "violin", "bluegrass fiddle"],
        "Drums": ["percussion", "brushed snare drum", "hand percussion"]
      }
    },
    "rock": {
      "instruments": [
        ["Guitar", "Drums"],
        ["Guitar", "Drums", "Bass"],
        ["Guitar", "Drums", "Keyboard", "Bass"],
        ["Guitar", "Drums", "Keyboard"]
      ],
      "descriptions": {
        "Guitar": ["electric guitar", "distorted guitar", "rhythm guitar"],
        "Drums": ["drum kit", "rock drums", "studio drums"],
        "Keyboard": ["organ", "rock piano", "electric organ"],
        "Bass": ["bass guitar", "electric bass", "picked bass"]
      }
    },
    "pop": {
      "instruments": [
        ["Drums", "Synth"],
        ["Drums", "Synth", "Piano"],
        ["Drums", "Synth", "Bass", "Piano"],
        ["Drums", "Synth", "Bass"]
      ],
      "descriptions": {
        "Drums": ["drum machine", "pop percussion", "electronic kit"],
        "Synth": ["synthesizer", "pop synthesizer", "lead synth"],
        "Piano": ["digital piano", "keyboard", "electric grand piano"],
        "Bass": ["bass synth", "pop bass", "electronic bass"]
      }
    },
    "classical": {
      "instruments": [
        ["Strings"],
        ["Strings", "Woodwind"],
        ["Strings", "Woodwind", "Brass"],
        ["Strings", "Brass"]
      ],
      "descriptions": {
        "Strings": ["string ensemble", "orchestral strings", "violin section"],
        "Woodwind": ["wind ensemble", "classical woodwinds", "orchestral winds"],
        "Brass": ["orchestral brass", "horn section", "symphonic brass"]
      }
    },
    "jazz": {
      "instruments": [
        ["Drums", "Bass"],
        ["Drums", "Bass", "Brass"],
        ["Drums", "Bass", "Brass", "Guitar"],
        ["Drums", "Bass", "Guitar"]
      ],
      "descriptions": {
        "Drums": ["jazz drums", "swing drums", "brushed kit"],
        "Bass": ["upright bass", "double bass", "walking bass"],
        "Brass": ["brass ensemble", "saxophone", "jazz horns"],
        "Guitar": ["jazz guitar", "hollow-body guitar", "guitar"]
      }
    }
  }