Construct a piece of music built on the supplied alphabet sequence and motif.
X:1
L:1/8
Q:1/2=100
M:2/4
K:F
['F2 F2', 'ABAB A2 F2']  
X:1
L:1/8
Q:1/2=100
M:2/4
K:F
|: C2 F2 | F2 c2 | c2 G2 | A3 G | F4 | A2 A2 | F2 F2 | D2 D2 | E3 D | C4 :: ABAB | A2 F2 | ABAB | 
 A2 F2 | ABAB | A2 F2 | G4 | G4 |1 ABAB | A2 F2 | ABAB | A2 F2 | ABAB | GAGA | F4 | F4 :|2 ABAB ||  