Chord Distribution Analysis
| Chord Symbol | Count | Frequency |
|---|---|---|
| C7 | 7 | 15.6% |
| F7 | 7 | 15.6% |
| Bb7 | 7 | 15.6% |
| Abmaj7 | 4 | 8.9% |
| A07 | 4 | 8.9% |
| Eb7 | 3 | 6.7% |
| Ebmaj7 | 2 | 4.4% |
| Gm7 | 2 | 4.4% |
Key Patterns Detected
| Pattern | Function | Frequency |
|---|---|---|
| Eb7 -> Abmaj7 | Resolution (Major) | 3 |
| Bb7 -> Ebmaj7 | Resolution (Major) | 2 |
| Gm7 -> C7 | Setup (Major Key) | 2 |
| Am7b5 -> D7b9 | Setup (Minor Key) | 1 |
| D7b9 -> Gm7b5 | Resolution (Minor) | 1 |
| Gm7b5 -> C7 | Setup (Minor Key) | 1 |
Harmonic Highlights:
- Features a prominent extended dominant chain (C7-F7-Bb7) functioning as V7/V/V to I, resolving to Ebmaj7.
- Includes a clear tonicization of the IV chord with Eb7 leading to Abmaj7 (V7/IV - IV).
- Utilizes a chromatic passing diminished chord (A07/G#dim7) connecting Abmaj7 to Gm7, demonstrating sophisticated voice leading.
Improvisation Focus: Mixolydian scales and altered dominant concepts.
Difficulty Rating: 3 The frequent secondary dominants and extended dominant chains necessitate accurate harmonic navigation beyond simple diatonic improvisation.