Assemble a piece of music by merging the alphabetic representation of the predetermined musical pattern and the provided melodic theme.
X:1
L:1/4
Q:3/4=120
M:6/4
K:D
['e f', 'd e']  
X:1
L:1/4
Q:3/4=120
M:6/4
K:D
 A | d e f e f d | c3/2 B/ A d2 F | G A B A B c | d2 A F D || A | d e f e f g | a f d e c A | 
 d e f e f g | a f d e c A | f a2 f a2 | f a2 f a2 | A B c A B c | d2 A F D |]  