Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:6/8
K:D
['DDD F2 G A2 d cAF GGG']  
X:1
L:1/8
M:6/8
K:D
|: A | DDD F2 G | A2 d cAF | GGG FFF | DDD FGA | DDD F2 G | A2 d cAF | GGG AGF | FGA D2 :|  