Chord Distribution Analysis
| Chord Symbol | Count | Frequency |
|---|---|---|
| Bbm7 | 6 | 18.8% |
| Abmaj7 | 5 | 15.6% |
| Eb7 | 5 | 15.6% |
| Bb7 | 3 | 9.4% |
| Cm7 | 2 | 6.2% |
| Fm7 | 2 | 6.2% |
| Ebmaj7 | 1 | 3.1% |
| C7b13 | 1 | 3.1% |
Key Patterns Detected
| Pattern | Function | Frequency |
|---|---|---|
| Bbm7 -> Eb7 | Setup (Major Key) | 5 |
| Eb7 -> Bbm7 | Resolution (Minor) | 3 |
| Fm7 -> Bb7 | Setup (Major Key) | 2 |
| Eb7 -> Abmaj7 | Resolution (Major) | 2 |
| C7b13 -> Fm7 | Resolution (Minor) | 1 |
| Gm7/Bb -> C7b9 | Setup (Major Key) | 1 |
- Utilizes a prominent V/ii (C7b13) to lead into the ii chord (Fm7).
- Features a sophisticated backdoor progression: Bbm7 - A7#11 (a tritone substitution for V/bIV) resolving to Abmaj7.
- Incorporates chromatic passing harmonies such as B7 after Cm7 and A07, creating tension and transient modulations.
Improvisation Focus: Navigating altered dominant chord scales (e.g., Mixolydian b9b13, Lydian-dominant) over frequent harmonic shifts.
Difficulty Rating: 4 (Advanced). Advanced due to frequent chromaticism, tritone substitutions, and transient modulations requiring precise harmonic awareness.