Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/4
M:3/1
K:F
['G4 F12']  
X:1
L:1/4
M:3/1
K:F
 F8 A4 | c8 d4 | c4 B2 A2 G4 | F12 | c12 | d8 f4 | e8 d4 | c4 d2 c2 B4 | A12 | F4 A4 c4 | d8 c4 | 
 F4 A4 c4 | d8 c4 | B4 A4 G4 | F12 | f12 | e8 f4 | g4 f2 e2 d4 | c12 | d8 f4 | c4 B2 A2 G4 | F12 | 
 c4 f2 e2 d4 | c12 | c8 A4 | c8 A4 | F8 B4 | A8 G4 | F12 |]  