Construct a music composition that complies with the designated structure and theme.
X:1
L:1/16
M:2/4
K:C
['C2C2 (CEGB)', 'c2c2 (ecag) (ecag) (efga) g2 dc (BGdc)'  
X:1
L:1/16
M:2/4
K:C
 C2C2 (CEGB) | (cGEG) (cGEG) | D2D2 (D^FA^c) | (dA^FA) (BAFA) | C2C2 (CEGB) | cGEG c2BA | 
 G2g2 (edcA) | (Gccd) c2c2 :: (ecag) (ecag) | (efga) g2 dc | (BGdc) (BGdc) | (Bcde) (d2ag) | 
 (ecgc) (acgc) | (efga) g2g2 | A2f2 (edcB) | (Gccd) c2c2 :|  