Key: D
Introduction:
D[-
A [-4 4 2 2 4 4 2-] A [-4 4 4 4 2-]
E [- 4 4 2 2 4 4 -] E [- 4 4 4 4 -]
D[-
A [- 5 5 2 5 5 2-]
E [-0 0 0 4 4 4 0 0 0 4 4 4 -]
D[-
A [- -] A [- -]
E [-0 0 0 4 4 4 5 5 5 7 7 7-] E [-0 0 0 0 4 4 4 4 5 5 5 5 7 7 7 7-]
Key: D
Introduction:
D[-
A [-4 4 2 2 4 4 2-] A [-4 4 4 4 2-]
E [- 4 4 2 2 4 4 -] E [- 4 4 4 4 -]
D[-
A [- 5 5 2 5 5 2-]
E [-0 0 0 4 4 4 0 0 0 4 4 4 -]
D[-
A [- -] A [- -]
E [-0 0 0 4 4 4 5 5 5 7 7 7-] E [-0 0 0 0 4 4 4 4 5 5 5 5 7 7 7 7-]