Create a composition by utilizing the given alphabet-based musical pattern and the provided melodic theme.
X:1
L:1/8
M:9/8
K:Edor
['B2 E E2 F G2 A', 'g2 e e2 d']  
X:1
L:1/8
M:9/8
K:Edor
|: B2 E E2 F G2 A | Bcd e2 c d3 | B2 E E2 F G2 A | B3 ABG FED :: g2 e e2 d efg | f2 d d2 c def | 
 g2 e e2 d e2 c | dcB AGF G2 E :|  