Chord Distribution Analysis

Chord SymbolCountFrequency
Cm71218.8%
F7812.5%
Bb7812.5%
Fm7710.9%
Eb669.4%
Gm746.2%
Dm7b546.2%
G7b946.2%

Key Patterns Detected

PatternFunctionFrequency
Cm7 -> F7Setup (Major Key)4
Dm7b5 -> G7b9Setup (Minor Key)2
G7b9 -> Cm7Resolution (Minor)2
Fm7 -> Bb7Setup (Major Key)2
F7 -> Cm7Resolution (Minor)1
Bbm7 -> Eb7Setup (Major Key)1
Eb7 -> Abmaj7Resolution (Major)1
Abmaj7 -> Db7Setup (Major Key)1

Harmonic Highlights:

  • Features classic diatonic movements (I-ii-iii-vi) firmly rooted in Eb Major.
  • Employs strong dominant function with repeated V/V (F7) and V (Bb7) chords establishing the tonic.
  • Utilizes a clear iiø7-V7b9 progression (Dm7b5-G7b9) resolving to Cm7, creating a temporary minor key focus.

Improvisation Focus: Eb Major scale and its diatonic modes (especially Dorian and Mixolydian) are paramount.

Difficulty Rating: 3 (Intermediate). The tune combines standard major key diatonicism with common jazz ii-V-I variations and a key minor iiø7-V7b9 movement, requiring modal fluency.