Chord Distribution Analysis

Chord SymbolCountFrequency
C7716.3%
G749.3%
Fmaj749.3%
Am7b549.3%
D749.3%
F649.3%
F7/A24.7%
Bb624.7%

Key Patterns Detected

PatternFunctionFrequency
Am7b5 -> D7Setup (Minor Key)4
C7 -> Fmaj7Resolution (Major)2
Gm7 -> C7Setup (Major Key)2
Em7b5 -> A7Setup (Minor Key)1
A7 -> Dm7Resolution (Minor)1
Bm7b5 -> E7Setup (Minor Key)1
E7 -> Amaj7Resolution (Major)1
D7 -> Gm7Resolution (Minor)1

Harmonic Highlights

  • Prominent use of diatonic ii-V-I progressions in F major.
  • Clear tonicization of the relative minor (Dm) via Em7b5-A7-Dm7.
  • Effective use of secondary dominants, such as F7/A (V/IV) leading to Bb.
  • A striking, brief modulation to the distant key of A major via Bm7b5-E7-Amaj7.

Improvisation Focus Navigating sudden modulations using arpeggio superimposition.

Difficulty Rating 4 (Advanced Intermediate). While common ii-V-I patterns are present, the unexpected, distant modulation to A major requires precise harmonic awareness.