Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:3/4
K:G
['GA BB/c/ B>A Bc d2 d2 e>f', 'G>A B2 B2 TB>A A>F D2']  
X:1
L:1/8
M:3/4
K:G
|: GA BB/c/ B>A | Bc d2 d2 | e>f g2 f>e | d>B G>B D2 | GA BB/c/ B>A | Bc d2 d2 | e>f g2 f>e | 
 d>B G4 :: G>A B2 B2 | TB>A A>F D2 | DF Ac e2 | ed cA G2 | G>A B2 B2 | TB>A A>F D2 | D>F A>c e>d | 
 c>A G4 :|  