Chord Distribution Analysis

Chord SymbolCountFrequency
Ab6825.0%
Db7412.5%
E739.4%
Gb7#1126.2%
B7#1126.2%
Db626.2%
D626.2%
Eb626.2%

Key Patterns Detected

PatternFunctionFrequency
Bm7 -> E7Setup (Major Key)1
Bbm7 -> Eb7Setup (Major Key)1
Am7 -> D7Setup (Major Key)1

Harmonic Highlights:

  • Frequent juxtaposition of the tonic Ab6 with non-functional, often altered, dominant 7th chords (e.g., E7, B7#11).
  • Monk’s characteristic chromatic ascent of major 6th chords (Db6-D6-Eb6), creating ambiguous, shifting tonal centers.
  • Prominent use of dominant 7#11 sonorities (Gb7#11, B7#11), injecting a distinct Lydian Dominant color and unresolved tension.
  • Abrupt, distant ii-V changes (Bm7-E7 targeting A) contrasting with the expected ii-V-I of Ab.

Improvisation Focus: Lydian Dominant scale.

Difficulty Rating: 5 (Advanced). Its rapid, non-functional chromaticism and frequent use of altered dominants demand a sophisticated harmonic vocabulary.