Compose a musical piece using the designated musical pattern's alphabetic representation and the assigned melodic theme.
X:1
L:1/8
M:2/2
K:A
['e2 (3cBA', 'fece dcBd cA A2 :|2 (3aba (3gag']  
X:1
L:1/8
M:2/2
K:A
 e2 (3cBA eAcf | e2 (3cBA Bcdf | e2 (3cBA eAce |1 d<fBd cAAc :|2 d<fBd cA A2 |: aece fece | 
 aece dc B2 |1 aece fece | dcBd cA A2 :|2 (3aba (3gag (3fgf e2 | defg abaf ||  