Compose a musical piece based on the given motif and alphabet representation.
X:1
L:1/8
M:6/8
K:D
['dAA AFA', 'fga b2 a']  
X:1
L:1/8
M:6/8
K:D
 f/e/ | dAA AFA | BGB Afe | dAA AFA | g3 f2 e | dAA AFA | Bdg b2 a | aba agf | e3 d2 :: g | 
 fga b2 a | fga b2 a | fga fga | e2 f gfe | fga b2 a | fga b2 a | aba agf | e3 d2 :|  