Chord Distribution Analysis

Chord SymbolCountFrequency
G7b13411.8%
Cm738.8%
F7#1125.9%
Fm925.9%
Bb7b925.9%
Abmaj7#1125.9%
Baug/C#25.9%
Dm7b525.9%

Key Patterns Detected

PatternFunctionFrequency
Fm9 -> Bb7b9Setup (Major Key)2
G7b13 -> Cm7Resolution (Minor)2
Dm7b5 -> G7b13Setup (Minor Key)2
Cm7 -> F7Setup (Major Key)1
Gm11 -> C7Setup (Major Key)1
G7b13 -> Cm69Resolution (Minor)1

  • Frequent use of altered dominant chords (e.g., G7b13, Bb7b9, C7b9) and extended voicings (#11, b9) adds tension and color.
  • Includes a distinct II-V-I modulation to Gb major (Abm7-Db9-Gbmaj7), significantly departing from the C minor tonic.
  • Incorporates unique harmonic elements such as Fm/maj7 and non-diatonic movements like Baug/C# leading to a C minor ii-V-i.
  • Features tritone substitutions (C7b9 to B9) and complex dominant resolutions, creating harmonic unpredictability.

Improvisation Focus: Melodic minor modes and chromaticism to navigate frequent alterations and modulations.

Difficulty Rating: 5 (Advanced) due to the dense harmonic rhythm, extensive use of altered chords, and rapid, non-diatonic modulations.