Chord Distribution Analysis
| Chord Symbol | Count | Frequency |
|---|---|---|
| F7 | 4 | 50.0% |
| Bb7 | 4 | 50.0% |
No obvious ii-V patterns detected.
- The progression frequently features an extended dominant (F7) resolving to a tonic dominant (Bb7), suggesting a bluesy aesthetic within the key center.
- As a “Rhythm Changes” variant, ‘Dig’ presents a rapid harmonic rhythm with numerous ii-V-I progressions in both the A and B sections.
- The bridge section typically employs a cycle of dominant 7th chords (e.g., D7-G7-C7-F7), creating strong directional movement back to the A section.
Improvisation Focus: Bebop Scales and Chord Tone Embellishment.
Difficulty Rating: 4 (Advanced). The fast tempo and constant, rapid chord changes require sophisticated harmonic understanding and advanced technical fluency.