Chord Distribution Analysis

Chord SymbolCountFrequency
Ebmaj7410.0%
Fm7410.0%
Bb7410.0%
Gm737.5%
Am737.5%
Ab725.0%
Abm725.0%
Db725.0%

Key Patterns Detected

PatternFunctionFrequency
Fm7 -> Bb7Setup (Major Key)4
Ebmaj7 -> Ab7Setup (Major Key)2
Ab7 -> Ebmaj7Resolution (Major)2
Abm7 -> Db7Setup (Major Key)2
F#m7 -> B7Setup (Major Key)2
Am7 -> D7Setup (Major Key)2
E7 -> Am7Resolution (Minor)2
Cm7 -> F7Setup (Major Key)2
D7 -> Gmaj7Resolution (Major)1
Bm7 -> E7Setup (Major Key)1
F7 -> Bbmaj7Resolution (Major)1
Bb7 -> Ebmaj7Resolution (Major)1

Harmonic Highlights:

  • Employs frequent ii-V progressions that often lead to temporary modulations or chromatic resolutions (e.g., F#m7-B7, Bm7-E7).
  • Features backdoor dominant movement with Ab7 resolving to Ebmaj7 (bVI7 to bIIImaj7).
  • Utilizes tritone substitutions, notably Abm7-Db7 (bVImin7-bII7), implying a complex dominant preparation for C minor.
  • Incorporates unexpected chromatic shifts and secondary dominants (e.g., E7 before Am7-D7-Gmaj7 cycle), creating constant harmonic interest.

Improvisation Focus: Navigating rapid, complex ii-V progressions and chromatic modulations by outlining chord tones and applying appropriate altered dominant scales.

Difficulty Rating: 5 (Advanced) due to the dense harmonic rhythm, numerous temporary modulations, and frequent use of chromaticism requiring agile melodic navigation.