{
  "title": "Ab dominant seventh",
  "formula": "1 3 5 b7",
  "notes": [
    "Ab",
    "C",
    "Eb",
    "Gb"
  ],
  "variants": [
    {
      "label": "Root position · middle register",
      "midi": [
        56,
        60,
        63,
        66
      ],
      "arpeggio": false
    },
    {
      "label": "Root position · upper register",
      "midi": [
        68,
        72,
        75,
        78
      ],
      "arpeggio": false
    },
    {
      "label": "Inversion 1 · middle register",
      "midi": [
        60,
        63,
        66,
        68
      ],
      "arpeggio": false
    },
    {
      "label": "Inversion 1 · upper register",
      "midi": [
        72,
        75,
        78,
        80
      ],
      "arpeggio": false
    },
    {
      "label": "Inversion 2 · middle register",
      "midi": [
        63,
        66,
        68,
        72
      ],
      "arpeggio": false
    },
    {
      "label": "Inversion 2 · upper register",
      "midi": [
        75,
        78,
        80,
        84
      ],
      "arpeggio": false
    },
    {
      "label": "Inversion 3 · middle register",
      "midi": [
        66,
        68,
        72,
        75
      ],
      "arpeggio": false
    },
    {
      "label": "Inversion 3 · upper register",
      "midi": [
        78,
        80,
        84,
        87
      ],
      "arpeggio": false
    }
  ],
  "license": "CC-BY-4.0",
  "attribution": "Artistry Piano",
  "source": "https://artistryalliance.net/chords/ab-dominant-7/"
}