anchor.diff:  D Minor flat 13,Dm(b13),D,m(b13),,,A E,,,,,
   D Minor sharp 11,Dm(#11),D,m(#11),,,A E,,,,,
   D Minor Major 7th,Dm(maj7),D,m(maj7),x x 0 2 2 1,x x 0 2 3 1,A E C F,,,,,
  -D Dominant 7/9,"D9, D7/9",D,"9, 7/9",,,Bb E Eb F,,,,,
  +D Dominant 9,D9,D,9,,,Bb E Eb F,,,,,
  +D Dominant 7/9,D7/9,D,7/9,,,Bb E Eb F,,,,,
   D Dominant 7sus2,D7sus2,D,7sus2,x x 0 2 1 0,x x 0 2 1 0,A,,,,,
   D Dominant 7sus4,D7sus4,D,7sus4,x x 0 2 1 3,x x 0 2 1 4,A E B,,,,x x 1 3 2 4,
   D Dominant 11th,D11,D,11,,,B A,,,,,
  
positive.code: ,,,,2 x 2 1 0 0,2 x 3 1 0 0,,,,,,
  ,,,,2 x 2 1 0 0,2 x 3 1 0 0,,,,,,
  ,,G,,3 2 2 1 0 0,4 2 3 1 0 0,G Eb,,,,,
  ,,G#,,4 2 2 1 0 0,4 2 3 1 0 0,G C F,,,,,
  ,,A,,x 0 2 1 0 0,x 0 2 1 0 0,A C G,,,,,
  ,,A#,,x 1 2 1 0 0,x 1 3 2 0 0,A,,,,,
  ,,B,,x 2 2 1 0 0,x 2 3 1 0 0,A G,,,,,
  
negative.code: ,,,,0 x 0 1 1 0,0 x 0 1 2 0,,,,,,
  E add6 add9,E6/9,E,6/9,0 x 2 1 2 2,0 x 2 1 3 4 ,Bb Eb F G,,,,,
  E Minor add6 add9,Em6/9,E,m6/9,0 2 2 0 2 2,0 1 2 0 3 4,B,,,,,
  ,,,,x x 2 0 2  2,x x 1 0 2 3,,,,,,
  ,,,,0 2 x 0 2 2,0 1 x 0 2 3,,,,,,
  E Major 7 13/9,Emaj13/9,E,maj13/9,0 x 1 1 2 2,0 x 1 1 3 3 ,A F,,,,1 x 2 3 4 4,
  E Dominant 7 13/9,E13/9,E,13/9,0 2 0 1 2 2,0 2 0 1 3 4,A G Bb,,,,,
  