Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/8
M:2/2
K:A
['E2 A>Bc>d e>ca>f (3efd (3cdB A2 (TBA)', 'GBEG A>Bc>d e>ca>f (3efd (3cdB Aceg agfe', 'e2 (f>g) a>ga>f e>ca>f (3efd (3cdB A2', 'GBEg a>ga>f e>ca>f (3efd (3cdB Aceg agfe']  
X:1
L:1/8
M:2/2
K:A
 E2 | A>Bc>d e>ca>f | (3efd (3cdB A2 (TBA) | G>AB>c d>cf>e | dcBA GBEG || A>Bc>d e>ca>f | 
 (3efd (3cdB Aceg | agfe gfe^d | eBgf e2 :: (f>g) | a>ga>f e>ca>f | (3efd (3cdB A2 (TBA) | 
 G>AB>c d>cf>e | dcBA GBEg || a>ga>f e>ca>f | (3efd (3cdB Aceg | agfe gfe^d | eBgf e2 :|  