Compose a musical piece by integrating the alphabetic representation of the specified sequence and the provided motif.
X:1
L:1/8
M:6/8
K:G
['GBe dBG', 'g2 g gab']  
X:1
L:1/8
M:6/8
K:G
 A | GBe dBG | BcB B2 A | GBe dBG | ABA A2 B | GBe dBG | Bcd g2 a | bag fed | BcB B2 :: d | 
 g2 g gab | ddd d2 B | g2 g gab | eee e2 d | g2 d gab | d2 B g2 a | bag fed | BcB B2 :|  