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:Amin
['c2 A AGA E2 A A2', 'A2 B c2 d']  
X:1
L:1/8
M:6/8
K:Amin
 A/B/ | c2 A AGA | E2 A A2 c | B2 G GAB | dBG GAB | c2 A AGA | E2 A A2 e | edc BAB | E2 A A2 :: A | 
 A2 B c2 d | e2 f g3 | ede g2 e | dBG G3 | A2 B c2 d | efg a2 e | edc BAB | E2 A A2 :|  