Create a musical composition using the given alphabetical pattern and melodic theme.
X:1
L:1/8
Q:1/4=150
M:2/4
K:E
['EGBd eg b2 fagf', 'd2 ec c2 dEGB']  
X:1
L:1/8
Q:1/4=150
M:2/4
K:E
 EGBd | eg b2 | fagf | eg B2 | EGBd | eg b2 | fagf | e2 e z ::[K:A] fd d2 | ec c2 | dEGB | Acea | 
 fd d2 | ec c2 | dEGB | A2 A z :|  