Develop a musical composition by utilizing the given alphabetic notation and supplied motif.
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
['e2 d2 B2 G2 d^cDE F3 E', 'cBA BGzB AFzB |1 GEzG FB, z2']  
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
 e2 d2 B2 G2 | d^cDE F3 E | D2 ^C2 =C2 A,2 |1 G,B,DG Bc^cd :|2 G,2 g2 g2 z2 |: e4 B3 d | c4 z cBA | 
 BGzB AFzB |1 GEzG FB, z2 :|2 E2 z2 d^cd^d |:"^Repeat of A part" e2 d2 B2 G2 | d^cDE F3 E | 
 D2 ^C2 =C2 A,2 |1 G,B,DG Bc^cd :|2 G,2 g2 g4- | g8 |]  