Chord Distribution Analysis

Chord SymbolCountFrequency
Abmaj7514.3%
Cm11411.4%
Ebm7b538.6%
Emaj725.7%
F725.7%
Gb725.7%
Cmaj725.7%
Ebm712.9%

Key Patterns Detected

PatternFunctionFrequency
Ebm7 -> Ab7Setup (Major Key)1
Ab7 -> Dbmaj7Resolution (Major)1
Cm7 -> F7Setup (Major Key)1
F7 -> Bbmaj7Resolution (Major)1
Fm7 -> Bb7Setup (Major Key)1
Bb7 -> Ebmaj7Resolution (Major)1
Dm7 -> G7Setup (Major Key)1
G7 -> Cmaj7Resolution (Major)1
Cm7b5 -> F7Setup (Minor Key)1
F7 -> Bbm7Resolution (Minor)1
Dbm7 -> Gb7Setup (Major Key)1

  • The opening Cm11 (iii in Ab) followed by Abmaj7 (I) establishes an ambiguous modal context with a non-traditional major third root movement.
  • A dramatic shift occurs with Emaj7 (bVI) leading to a bii-V-I in Dbmaj7 (Ebm7-Ab7), demonstrating a sudden, distant modulation.
  • The sequence Gm7, Gb7, Fm7, Bb7 showcases chromatic voice leading and tritone substitution (Gb7 for C7), creating a series of temporary harmonic destinations.

Improvisation Focus: Navigating rapid, non-diatonic modulations with precise chord-tone targeting and superimposing diverse modal/tonal colors.

Difficulty Rating: 5 (Advanced). The frequent, distant modulations and non-functional chord progressions require sophisticated harmonic awareness and fluid melodic adaptation.