Chord Distribution Analysis

Chord SymbolCountFrequency
D13#11618.2%
Gm6412.1%
Bm739.1%
D739.1%
Db726.1%
Gb726.1%
Bb726.1%
Ebmaj726.1%

Key Patterns Detected

PatternFunctionFrequency
Bb7 -> Ebmaj7Resolution (Major)2
D7 -> Gm6Resolution (Minor)2
Bbm7 -> Eb7#11Setup (Major Key)1
Bm7 -> E7b9Setup (Major Key)1
Em7 -> A7susSetup (Major Key)1

  • Frequent tritone substitutions and descending minor second dominant progressions (e.g., Db7-Gb7, Bb7-Ebmaj7) create constant harmonic movement.
  • Rapid, non-diatonic modulations and distant key centers (e.g., Dbmaj7 juxtaposed with D7) continuously destabilize the implied D major tonality.
  • Characteristic Monk extensions, notably the #11 (e.g., Bb13#11, Eb7#11), infuse dominant chords with rich color and tension.
  • Complex ii-V progressions often resolve deceptively or lead to remote keys before finally resolving to D major via Em7-A7.

Improvisation Focus: Navigating altered dominant scales and complex arpeggios across rapidly shifting key centers.

Difficulty Rating: 5 (Advanced) due to its rapid, non-diatonic modulations and demanding chord-scale relationships that require sophisticated harmonic understanding.