Chord Distribution Analysis

Chord SymbolCountFrequency
Eb6933.3%
Fm7414.8%
Bb7414.8%
Ebmaj7311.1%
Dbm727.4%
Fm7/Bb27.4%
Cm727.4%
C7b913.7%

Key Patterns Detected

PatternFunctionFrequency
Fm7 -> Bb7Setup (Major Key)2
Bb7 -> Ebmaj7Resolution (Major)1
C7b9 -> Fm7Resolution (Minor)1

Harmonic Highlights

  • The striking Dbm7 (bVIIm7) chord provides a unique chromatic color, often functioning as a backdoor dominant preparation or a rich passing chord back to the tonic Eb.
  • Standard ii-V-I and I-vi-ii-V-I progressions in Eb major form the diatonic backbone, ensuring clear functional harmony.
  • The C7b9 secondary dominant acts as V7/ii, temporarily tonicizing Fm7 and adding advanced voice-leading opportunities.

Improvisation Focus Navigating chromatic passing chords and secondary dominants while maintaining a strong sense of the Eb major key.

Difficulty Rating 3 (Intermediate). The tune combines familiar diatonic movements with non-functional chromatic chords and secondary dominants, requiring careful melodic and harmonic navigation.