Create a musical composition incorporating the given motif following the designated alphabetical pattern.
X:1
L:1/8
Q:3/8=100
M:6/8
K:G
['B cBc A2 d B2 G GFG', 'cBc A2 d']  
X:1
L:1/8
Q:3/8=100
M:6/8
K:G
 B | cBc A2 d | B2 G GFG | E2 E EFG | A2"^NB" A3 G | F2 A ABc | d2 D D2 E | F2 F EDE | D3 D2 :: B | 
 cdc e2 e | BcB d2 d | cBc A2 d | c3 B B2 | cBc A2 d | B2 G GFG | E2 E EFG | A3 A B2 | cBc A2 d | 
 B2 G e2 g | dcB AGF | E3 efg | dcB AGF | E3 efg | dcB AGF | G3 G2 :|  