{
  "version": 2,
  "provenance": "Independently authored sparse guitar rhythm rules: metrical placement, support of source melody, releases and harmonic changes. No training-score extraction.",
  "license": "MIT",
  "grid": "1/2",
  "lane_candidates": 24,
  "measure_candidates": 32,
  "families": {
    "stabs": [
      "1/2"
    ],
    "quarter_stabs": [
      "1"
    ],
    "sustain": [
      "3"
    ],
    "broad": [
      "4"
    ],
    "short_long": [
      "1/2",
      "2"
    ],
    "long_short": [
      "2",
      "1/2"
    ]
  },
  "layers": {
    "electric": {
      "attacks": [
        0,
        2
      ],
      "families": [
        "stabs",
        "quarter_stabs",
        "sustain",
        "broad",
        "short_long",
        "long_short"
      ]
    },
    "bass": {
      "attacks": [
        1,
        2
      ],
      "families": [
        "quarter_stabs",
        "sustain",
        "broad",
        "long_short"
      ]
    },
    "upper": {
      "attacks": [
        1,
        3
      ],
      "families": [
        "stabs",
        "quarter_stabs",
        "sustain",
        "broad",
        "short_long",
        "long_short"
      ]
    }
  }
}