Chord Distribution Analysis
| Chord Symbol | Count | Frequency |
|---|---|---|
| Fmaj7 | 5 | 11.9% |
| F7/A | 2 | 4.8% |
| Bb7#5 | 2 | 4.8% |
| A7b13 | 2 | 4.8% |
| Dm7 | 2 | 4.8% |
| F7/C | 2 | 4.8% |
| Bbm6 | 2 | 4.8% |
| C7b13 | 2 | 4.8% |
Key Patterns Detected
| Pattern | Function | Frequency |
|---|---|---|
| A7b13 -> Dm7 | Resolution (Minor) | 2 |
| F7/C -> Bbm6 | Resolution (Minor) | 2 |
| C7b13 -> Fm7 | Resolution (Minor) | 2 |
| Bm7 -> E7 | Setup (Major Key) | 1 |
| E7 -> Amaj7 | Resolution (Major) | 1 |
| Bbm7 -> Eb7 | Setup (Major Key) | 1 |
| Eb7 -> Abmaj7 | Resolution (Major) | 1 |
| Am7 -> D7 | Setup (Major Key) | 1 |
| D7 -> Gmaj7 | Resolution (Major) | 1 |
| Gm7 -> C7b9 | Setup (Major Key) | 1 |
| C7b9 -> Fmaj7 | Resolution (Major) | 1 |
| Gm7 -> C7#5 | Setup (Major Key) | 1 |
| C7#5 -> Fmaj7 | Resolution (Major) | 1 |
| C7 -> Fmaj7 | Resolution (Major) | 1 |
Harmonic Highlights:
- Extensive tonicization via ii-V-I movements to distantly related keys, exemplified by Bm7-E7-Amaj7 and Bbm7-Eb7-Abmaj7.
- Prominent use of altered dominant chords like Bb7#5, A7b13, and C7b13, creating strong leading-tone tension.
- The Bbm6 leading to C7b13 (ivm6-V7b13) provides a sophisticated subdominant approach to the tonic V7.
- A significant chromatic shift from Fm7 through Db7 before resolving or moving to Bbmaj7, showcasing non-diatonic movement.
Improvisation Focus: Navigating rapid modulations and altered dominants using a comprehensive chord-scale approach.
Difficulty Rating: 5 (Advanced) due to numerous distant modulations and sophisticated altered harmony, demanding agile harmonic understanding.