Construct a music composition that complies with the designated structure and theme.
X:1
L:1/16
M:2/4
K:G
['B2(Bc) ddBB AAEF G2>G2', 'dBAG d2(fg) Mg2Mf2Me2Md2 e2>e2 e4 efge dBAG'  
X:1
L:1/16
M:2/4
K:G
|: Md2MB2 AAGG |"^^" B2>B2"^^" B2(Bc) |"^^" ddBB AAEF | G2>G2 G2(Bc) | ddBB AAGG | B2>B2 B2(Bc) | 
 ddBB AAEF | G2>G2 G2 :: (ef) | .g2.f2.e2.d2 |"^^" e2>e2"^^" e4 |"^^" efge dBAG | 
"^^" d2>d2"^^" d2(fg) | Mg2Mf2Me2Md2 | e2>e2 e4 | efge dBAG | d2>d2 d2Bc | .d2.B2.A2.G2 | 
 B2>B2 B2(Bc) | ddBB AAEF |33 G2>G2 G2 :|33 G2>G2 G4- | G4 |]  