Evidence

A1

1. E^♭Maj7
2. G–7C7(^♭9,^♭5)
3. F–7
4. B^♭7(^♭9,^♭5)
5. A7
6. A^♭–7D^♭7
7. F–7
8. F7(^♯9,^♯11)

A2

As A1

B

1. B^♭–7
2. E^♭7(^♯11)
3. A^♭Maj7
4. D^♭7
5. C–7
6. G7(^♯11)
7. F13(^♯11)
8. B^♭7(^♭9,^♭5)

A3

1. E^♭Maj7
2. G–7C7(^♭9,^♭5)
3. F–7
4. B^♭7(^♭9,^♭5)
5. A7
6. A^♭–7D^♭7
7. F–7
8. F7(^♯9,^♯11)