Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
M:4/4
K:Amin
['(3A^GA ED ^CED=C B,G,^G,B, A,^G,A,B,', 'AGEC E,A,CE DG (3G^FG']  
X:1
L:1/8
M:4/4
K:Amin
|: E,A,CE (3A^GA ED | ^CED=C B,G,^G,B, | A,^G,A,B, CB,CE | EAAB (3cBA BG | AdcB (3A^GA ED | 
 ^CED=C B,G,^G,B, | A,^G,A,B, CEAG | EDCB, A,3 E :: A^GAB (3cBc B=G | AGEC E,A,CE | 
 DG (3G^FG BGE^F | GEDB, A,B,DE | A^GAB ceBG | AGEC E,A,CE | DG (3G^FG BG (3AG^F | GEDB, A,4 :|  