Compose music by following the designated structure and integrating the suggested musical idea.
X:1
L:1/8
M:2/4
K:G
['G2 AB c2 A2', 'ABcA d2 cB'  
X:1
L:1/8
M:2/4
K:G
 G2 AB c2 A2 | dcde dcBA | G2 AB c2 A2 | dcde d4 :: ABcA d2 cB | ABAG F2 D2 | ABcA d2 cB | 
 ABAF G4 :|  