Compose a musical piece based on the given motif and alphabet representation.
X:1
L:1/16
M:2/4
K:G
['D2G2 F2G2 ABcA B2G2', 'D4 B2c2 d4 BcdB c2B2 A2B2 c4']  
X:1
L:1/16
M:2/4
K:G
 D2G2 F2G2 | ABcA B2G2 | d2Bd c2Ac | B2GB A4 | D2G2 F2G2 | ABcA B2G2 | d2cB A2G2 | F2E2 D4 :: 
 B2c2 d4 | BcdB c2B2 | A2B2 c4 | ABcA B2G2 | d2Bd c2Ac | B2GB A4 | d2ef gedc | B2A2 G4 :|  