Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
M:4/4
K:G
['G2 GB A2 AB G2', 'd2 de', '(3GBd (3GBd (3GBe (3GBe (3GBd', 'd/c/B/c/ d/c/B/c/']  
X:1
L:1/8
M:4/4
K:G
 G2 GB A2 AB | G2 GB A2 AB | G2 g2 d2 cB | ABcA B2 G2 :: d2 de d2 de | dgfe d2 cB | d2 de d2 de | 
 dgfe d2 cB | c2 ce B2 Bd | A2 AB c2 BA | G2 g2 d2 cB | AbcA B2 G2 :: (3GBd (3GBd (3GBe (3GBe | 
 (3GBd (3GBd (3GBe (3GBe | (3GBd (3Gce d2 cB | ABcd B2 G2 :: d/c/B/c/ d/c/B/c/ d/c/B/c/ d/c/B/c/ | 
 e/d/c/B/ ge d2 cB | d/c/B/A/ G/A/B/c/ d/c/B/A/ G/A/B/c/ | e/d/c/B/ ge d2 cB | 
 c/e/g/e/ c/e/g/e/ B/d/g/d/ B/d/g/B/ | A/G/A/B/ c/B/c/d/ e/c/B/A/ | G/A/B/c/ d/e/f/g/ edcB | 
 AB cd/c/ B2 G2 :|  