Compose a musical piece by integrating the alphabetic representation of the specified sequence and the provided motif.
X:1
L:1/4
M:4/4
K:G
['D G', 'B3/2 A/ G B']  
X:1
L:1/4
M:4/4
K:G
 D G D G | F E F E | D G D G | F G A2 | D G D G | F E F E | D2 B3/2 A/ | G G G2 || B3/2 A/ G B | 
 c c A c | B3/2 A/ G B | A/G/F/E/ D2 | B3/2 A/ G B | c c A c | B G A F | G G G2 ||  