Create music using the given musical theme and adhere to the outlined letter-based structure.
X:1
L:1/8
M:2/4
K:F
['F4 DFG>G AGFD CA,CD']  
X:1
L:1/8
M:2/4
K:F
 Ac d2 | f f2 d | cAcf | c4 | Acd>d | fdcA | GFGA | G4 | c2 _E2 | c2 _E2 | cAcd | F4 | DFG>G | 
 AGFD | CA,CD | C4 | G>FGA | G3 A | c>Acd | F4 | DFG>G | AGFD | CA,CD | C4 |]  