Chord Distribution Analysis

Chord SymbolCountFrequency
E7#958.6%
Bb7#5#946.9%
Eb7#946.9%
B7#5#946.9%
Amaj735.2%
Dbmaj735.2%
D7#1123.4%
Bb7#923.4%

Key Patterns Detected

PatternFunctionFrequency
E7#9 -> Amaj7Resolution (Major)1
Amaj7 -> D7#11Setup (Major Key)1
Dm7 -> G7#5#9Setup (Major Key)1
G7#5#9 -> Cmaj7Resolution (Major)1
Cm7 -> F7#5#9Setup (Major Key)1
Dbmaj7 -> Gb7#11Setup (Major Key)1
Gb7#11 -> Dbmaj7Resolution (Major)1
Abm7 -> Db7#9Setup (Major Key)1
Db7#9 -> Gbmaj7Resolution (Major)1
Bb7b5 -> Ebm7Resolution (Minor)1
Bm7 -> E7b9Setup (Major Key)1
E7b9 -> Amaj7Resolution (Major)1

  • Harmonic Highlights:
    • Prolonged use of non-resolving altered dominant cycles (X7#5#9 -> Y7#9) descending a perfect fourth, creating continuous tension.
    • Consistent application of #5#9 alterations on dominant chords, lending a distinct, “outside” harmonic flavor.
    • Dramatic chromatic modulation as entire dominant cycles shift up a semitone (Bb/Eb to B/E), adding a jarring yet effective movement.
    • Resolution to Amaj7 (bIImaj7 relative to G# minor), establishing a temporary tonic with a Neapolitan flavor after extensive dominant exploration.
  • Improvisation Focus: Altered Scale (Super Locrian)
  • Difficulty Rating: 5 (Advanced) – The numerous altered dominants, non-standard progressions, and chromatic shifts demand sophisticated harmonic understanding and execution.