Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
Q:1/4=150
M:2/2
K:C
['ef gefd cedc', 'dGGG dGeG'  
X:1
L:1/8
Q:1/4=150
M:2/2
K:C
 ef | gefd cedc | BcBA GAGF | EGce fedc | B2 G2 G2 ef | gefd cedc | BcdB GAGF | EGce fdcB | 
 c2 c2 c2 :: Bc | dGGG dGeG | dGGG dGeG | fedc dcBc | A2 A>A A2 GF | EG c2 AF d2 | BGAB cdef | 
 geaf egdB | c2 c2 c2 :|  