Chord Distribution Analysis

Chord SymbolCountFrequency
F7720.0%
G7617.1%
Cm7514.3%
Bbmaj725.7%
Dm725.7%
Fm725.7%
Bb725.7%
Eb725.7%

Key Patterns Detected

PatternFunctionFrequency
Cm7 -> F7Setup (Major Key)5
G7 -> Cm7Resolution (Minor)4
Dm7 -> G7Setup (Major Key)2
Fm7 -> Bb7Setup (Major Key)2
F7 -> Bbmaj7Resolution (Major)1

Harmonic Highlights:

  • Frequent deployment of ii-V-i progressions, notably Dm7-G7-Cm7, establishing the C minor tonic.
  • A concise modulation to Eb major via a Fm7-Bb7-Eb7 (ii-V-I) progression.
  • Extensive use of secondary dominants, like D7 (V7/G) and C7 (V7/F), creating driving dominant cycles.
  • The Ab7 chord acts as a tritone substitute for D7 (V7/G), adding characteristic bebop harmonic color.

Improvisation Focus: Chord tone outlining and bebop scales over rapid harmonic shifts.

Difficulty Rating: 5 (Advanced). Requires quick mental agility to navigate frequent modulations and complex dominant movements at a fast tempo.