Chord Distribution Analysis

Chord SymbolCountFrequency
Bbmaj7436.4%
Cm7327.3%
F7218.2%
Db0719.1%
F7#519.1%

Key Patterns Detected

PatternFunctionFrequency
Cm7 -> F7Setup (Major Key)2
F7 -> Cm7Resolution (Minor)1
F7#5 -> Bbmaj7Resolution (Major)1

Harmonic Highlights

  • The Db°7 functions as a bIII°7 chromatic passing chord, providing smooth voice leading between the Imaj7 (Bbmaj7) and the iim7 (Cm7).
  • Predominant ii-V-I structural pillars in Bb Major define the tonal center, frequently utilizing the F7#5 to add melodic tension before resolving to the tonic.
  • The progression relies on standard functional harmony, where secondary dominants or diminished substitutes create a sophisticated but logical cyclical movement.

Improvisation Focus Bb Major Bebop scale and clear target-tone mapping of the 3rds and 7ths through the ii-V-I cycles.

Difficulty Rating 2 (Beginner-Intermediate): The tune uses standard diatonic patterns and predictable resolutions, making it an ideal vehicle for practicing basic jazz vocabulary and voice leading.


📚 Standard Available in:

The Real Book - Volume I
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