Chord Distribution Analysis

Chord SymbolCountFrequency
Gm7310.3%
C7310.3%
Ab7310.3%
Dbmaj7310.3%
Am726.9%
Ebm726.9%
F613.4%
Dm713.4%

Key Patterns Detected

PatternFunctionFrequency
Gm7 -> C7Setup (Major Key)3
Ab7 -> Dbmaj7Resolution (Major)3
Ebm7 -> Ab7Setup (Major Key)2
Dbmaj7 -> Gb7Setup (Major Key)1
D7b9 -> Gm7Resolution (Minor)1
Bb7 -> Ebm7Resolution (Minor)1
C#m7 -> F#7Setup (Major Key)1
F#7 -> Bmaj7Resolution (Major)1
Am7 -> D7Setup (Major Key)1
D7 -> Gm7Resolution (Minor)1

Harmonic Highlights:

  • Initial departure from the F minor tonic with a parallel ii-V-I in F Major (Dm7-Gm7-C7).
  • Frequent tonicization of Dbmaj7 via robust ii-V-I progressions (Ebm7-Ab7-Dbmaj7), creating prominent tonal shifts.
  • Complex dominant chord functions, featuring altered dominants (A7alt, D7b9) and backdoor/tritone substitutions (Ab7 resolving to Dbmaj7).

Improvisation Focus: Navigating rapid modulations and applying advanced altered scales and arpeggios over diverse dominant chord types.

Difficulty Rating: 5 (Advanced) – The constant harmonic motion, complex dominant alterations, and numerous temporary key centers demand advanced improvisational mastery.