Craft a composition that integrates the assigned alphabet-related musical pattern and the provided melodic theme.
X:1
L:1/8
M:9/8
K:G
['B2 E EGE', 'e ef^d e2 B']  
X:1
L:1/8
M:9/8
K:G
|: B2 E EGE AFD | BGB cBA BGE | B2 E EGE BGE | AB^c d=cB AFD :: E2 e ef^d e2 B | E2 e e2 ^c dAF | 
 D2 e ef^d e2 B | AB^c d=cB AFD :|  