Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
M:2/4
K:G
['DG G2 B2 dBBG G2 DGGG B2']  
X:1
L:1/8
M:2/4
K:G
"G" DG G2 |"D" AA"G" B2 | dBBG |"D" AG"G" G2 | DGGG |"D" AA"G" B2 | ddd B |"D" AG"G" G2 || 
"G" Bddd |"C" edgd | BddB |"D" AG"G" G2 | Bd dd |"C" ed"G" d2 | g3/2 e/ dB |"D" AG"G" G2 |]  