Chord Distribution Analysis

Chord SymbolCountFrequency
Eb7533.3%
Ab7320.0%
C7213.3%
Fm7213.3%
Bb7213.3%
Gm716.7%

Key Patterns Detected

PatternFunctionFrequency
C7 -> Fm7Resolution (Minor)2
Fm7 -> Bb7Setup (Major Key)2
Gm7 -> C7Setup (Major Key)1

Harmonic Highlights:

  • Prominent use of the I7-IV7 dominant blues progression in Eb, providing a foundational blues sensibility.
  • The tonic Eb7 chord consistently functions as a dominant, allowing for blues-scale embellishment and Mixolydian exploration.
  • Features a clear iii-VI-ii-V-I progression (Gm7-C7-Fm7-Bb7) providing strong functional harmonic movement towards Eb.
  • The C7 chord acts as a secondary dominant (V7/Fm), efficiently setting up the subsequent ii-V-I sequence.

Improvisation Focus: Mixolydian scale, particularly over the numerous dominant 7th chords.

Difficulty Rating: 3 (Intermediate). It blends fundamental blues changes with standard functional jazz harmony, requiring a solid grasp of both.