Chord Distribution Analysis

Chord SymbolCountFrequency
D918.0%
A612.0%
B7510.0%
G48.0%
C36.0%
B24.0%
E24.0%
Ab24.0%

Key Patterns Detected

PatternFunctionFrequency
G#7 -> C#m7Resolution (Minor)2
C#m7 -> F#7Setup (Major Key)2
B7 -> F#m7Resolution (Minor)1
F#m7 -> B7Setup (Major Key)1
D#m7 -> G#7Setup (Major Key)1

Harmonic Highlights:

  • Juxtaposes strong diatonic II-V-I progressions in D major with unexpected chromatic mediant shifts (e.g., Cmaj to Dmaj, Bmaj to Cmaj).
  • Utilizes tritone substitutions (e.g., Ab-Db implying G7-C/F) and secondary dominants (F#-B) to navigate through rapid, non-diatonic tonal areas.
  • Incorporates ‘sus’ chords (Csus) for open, modal sounds, creating tension and leading to surprising resolutions or harmonic departures.

Improvisation Focus: Harmonic adaptability across rapidly shifting tonal centers.

Difficulty Rating: 5 (Advanced). The rapid, non-diatonic chord changes and frequent modulations require sophisticated harmonic understanding and strong ear training.