chords = 
{
["+2"] = { 0, 2, },
["+3"] = { 0, 4, },
["+4"] = { 0, 6, },
["+b3"] = { 0, 3, },
["5"] = { 0, 7, },
["b5"] = { 0, 6, },
["6sus4(-5)"] = { 0, 6, 9, },
["aug"] = { 0, 4, 8, },
["dim"] = { 0, 3, 6, },
["dim5"] = { 0, 4, 6, },
["maj"] = { 0, 4, 7, },
["min"] = { 0, 3, 7, },
["sus2"] = { 0, 2, 7, },
["sus2sus4(-5)"] = { 0, 2, 6, },
["sus4"] = { 0, 6, 7, },
["6"] = { 0, 4, 7, 9, },
["6sus2"] = { 0, 2, 7, 9, },
["6sus4"] = { 0, 6, 7, 9, },
["7"] = { 0, 4, 7, 10, },
["7#5"] = { 0, 4, 8, 10, },
["7b5"] = { 0, 4, 6, 10, },
["7sus2"] = { 0, 2, 7, 10, },
["7sus4"] = { 0, 6, 7, 10, },
["add2"] = { 0, 2, 4, 7, },
["add4"] = { 0, 4, 6, 7, },
["add9"] = { 0, 4, 7, 14, },
["dim7"] = { 0, 3, 6, 9, },
["dim7susb13"] = { 0, 3, 9, 20, },
["madd2"] = { 0, 2, 3, 7, },
["madd4"] = { 0, 3, 6, 7, },
["madd9"] = { 0, 3, 7, 14, },
["mmaj7"] = { 0, 3, 7, 11, },
["m6"] = { 0, 3, 7, 9, },
["m7"] = { 0, 3, 7, 10, },
["m7#5"] = { 0, 3, 8, 10, },
["m7b5"] = { 0, 3, 6, 10, },
["maj7"] = { 0, 4, 7, 11, },
["maj7#5"] = { 0, 4, 8, 11, },
["maj7b5"] = { 0, 4, 6, 11, },
["maj7sus2"] = { 0, 2, 7, 11, },
["maj7sus4"] = { 0, 6, 7, 11, },
["sus2sus4"] = { 0, 2, 6, 7, },
["6/7"] = { 0, 4, 7, 9, 10, },
["6add9"] = { 0, 4, 7, 9, 14, },
["7#5b9"] = { 0, 4, 8, 10, 13, },
["7#9"] = { 0, 4, 7, 10, 15, },
["7#9b5"] = { 0, 4, 6, 10, 15, },
["7/11"] = { 0, 4, 7, 10, 18, },
["7/13"] = { 0, 4, 7, 10, 21, },
["7add4"] = { 0, 4, 6, 7, 10, },
["7b9"] = { 0, 4, 7, 10, 13, },
["7b9b5"] = { 0, 4, 6, 10, 13, },
["7sus4/13"] = { 0, 6, 7, 10, 21, },
["9"] = { 0, 4, 7, 10, 14, },
["9#5"] = { 0, 4, 8, 10, 14, },
["9b5"] = { 0, 4, 6, 10, 14, },
["9sus4"] = { 0, 7, 10, 14, 18, },
["m maj9"] = { 0, 3, 7, 11, 14, },
["m6/7"] = { 0, 3, 7, 9, 10, },
["m6/9"] = { 0, 3, 7, 9, 14, },
["m7/11"] = { 0, 3, 7, 10, 18, },
["m7add4"] = { 0, 3, 6, 7, 10, },
["m9"] = { 0, 3, 7, 10, 14, },
["m9/11"] = { 0, 3, 10, 14, 18, },
["m9b5"] = { 0, 3, 6, 10, 14, },
["maj6/7"] = { 0, 4, 7, 9, 11, },
["maj7/11"] = { 0, 4, 7, 11, 18, },
["maj7/13"] = { 0, 4, 7, 11, 21, },
["maj9"] = { 0, 4, 7, 11, 14, },
["maj9#5"] = { 0, 4, 8, 11, 14, },
}

common_chords = 
{
["aug"] = { 0, 4, 8, },
["dim"] = { 0, 3, 6, },
["dim5"] = { 0, 4, 6, },
["maj"] = { 0, 4, 7, },
["min"] = { 0, 3, 7, },
["sus2"] = { 0, 2, 7, },
["sus4"] = { 0, 6, 7, },
["6"] = { 0, 4, 7, 9, },
["7"] = { 0, 4, 7, 10, },
["7sus2"] = { 0, 2, 7, 10, },
["7sus4"] = { 0, 6, 7, 10, },
["add2"] = { 0, 2, 4, 7, },
["add4"] = { 0, 4, 6, 7, },
["add9"] = { 0, 4, 7, 14, },
["dim7"] = { 0, 3, 6, 9, },
["madd9"] = { 0, 3, 7, 14, },
["mmaj7"] = { 0, 3, 7, 11, },
["m6"] = { 0, 3, 7, 9, },
["m7"] = { 0, 3, 7, 10, },
["m7#5"] = { 0, 3, 8, 10, },
["m7b5"] = { 0, 3, 6, 10, },
["maj7"] = { 0, 4, 7, 11, },
["maj7#5"] = { 0, 4, 8, 11, },
["maj7b5"] = { 0, 4, 6, 11, },
["9"] = { 0, 4, 7, 10, 14, },
["mmaj9"] = { 0, 3, 7, 11, 14, },
["m6/7"] = { 0, 3, 7, 9, 10, },
["m6/9"] = { 0, 3, 7, 9, 14, },
["m7/11"] = { 0, 3, 7, 10, 18, },
["m7add4"] = { 0, 3, 6, 7, 10, },
["m9"] = { 0, 3, 7, 10, 14, },
["m9/11"] = { 0, 3, 10, 14, 18, },
["m9b5"] = { 0, 3, 6, 10, 14, },
["maj9"] = { 0, 4, 7, 11, 14, },
}