Compose a musical piece based on the given motif and alphabet representation.
X:1
L:1/8
M:2/2
K:D
['de dc BG c2', 'de fg fd cA']  
X:1
L:1/8
M:2/2
K:D
 de dc BG c2 | AB AG FD A2 | de dc BG c2 | Ad ce d2 d2 :: de fg fd cA | df eg fg a2 | de fg fd cA | 
 Bd ce d2 d2 :|  