Create musical compositions adhering to the given structure and incorporating the provided musical concept.
X:1
L:1/8
Q:1/2=80
M:2/2
K:F
['fage fage fafa c2 c2 dfAf Bfdf', 'AcFc GcAc'  
X:1
L:1/8
Q:1/2=80
M:2/2
K:F
 fage fage | fafa c2 c2 | dfAf Bfdf | cBAG A2 F2 | fage fage | fafa c2 c2 | dfAf Bfdf | BCAG F4 :: 
 AcFc GcAc | BdGd BdGd | AcFc GcAc | GFED C2 C2 | AcFc GcAc | BdGd BdGd | cfed cBAG | F2 F2 F4 :|  