Develop musical compositions by respecting the prescribed structure and combining the presented musical concept.
X:1
L:1/8
M:2/4
K:G
['DG FA GB AB/c/ dA FA', 'B2 BA/B/ cB AB/c/ dA'  
X:1
L:1/8
M:2/4
K:G
|: DG FA | GB AB/c/ | dA FA | GF ED | DG FA | GB AB/c/ | dA FA | G2 G2 :: B2 BA/B/ | cB AB/c/ | 
 dA FA | GF ED | B2 BA/B/ | cB AB/c/ | dA F/G/A/F/ | G2 G2 :|  