Compose a musical piece by integrating the alphabetic representation of the specified sequence and the provided motif.
X:1
L:1/8
M:4/4
K:G
['(B2 B)B B2 B2 ABAG E2 D2', 'B2 BA G2']  
X:1
L:1/8
M:4/4
K:G
 (B2 B)B B2 B2 | ABAG E2 D2 | DEGA BddB | e2 dB A2 GA | (B2 B)B B2 B2 | ABAG E2 D2 | DEGA Bddc |1 
 B2 A2 G2 D/E/G/A/ :|2 B2 A2 G2 A/B/c |: (d2 d)d d2 d2 | B2 BA G2 Bd | (e2 e)e e2 e2 | 
 B2 BA G2 Bc | (d2 d)d d2 d2 | B2 BA G2 Bd | gfge dBAc |1 B2 A2 G2 A/B/c :|2 B2 A2 G2 D/E/G/A/ ||  