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
['FGA f2 d', 'a2 g B^AB g2 f']  
X:1
L:1/8
M:6/8
K:D
|: F/G/ | ABA FGA | f2 d A3 | cBA GFG | B2 A F2 G | AA/A/A FGA | f2 d AB/c/d | cBc ABc | d3- d2 :: 
 f/g/ | a2 g B^AB | g2 f A^GA | c^Bc A2 c | dcB A2 f | a2 g B^AB | g2 f A3 | cBc ABc | d3- d2 :|  