Construct a music composition that complies with the designated structure and theme.
X:1
L:1/8
M:3/4
K:G
['B2 G2 D2 B2', 'g>g f>e'  
X:1
L:1/8
M:3/4
K:G
 B2 | G2 D2 B2 | G2 D2 B2 | A2 FA ce | d>B G>B dc | A2 F<A dF | G4 :: ef | g>g f>e fa | 
 g>g f>e fa | g>g f>e c2 | e2 d>B G2 | B2 A>D FA | G4 :|  