Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/8
M:4/4
K:A
['f eAcA (c/d/e) c2 B=gdg BGGf eAcA', 'c/d/e c2']  
X:1
L:1/8
M:4/4
K:A
 f | eAcA (c/d/e) c2 | B=gdg BGGf | eAcA c/d/e c2 | Baea cAA :| f/g/ | aefd c/d/e c2 | 
 B=gdg BGGf/^g/ | aefd cdec | Bada cAAf/g/ | aefd c/d/e c2 | B=gdg BGGf | eAcA c/d/e c2 | 
 Baea cAA ||  