Craft a piece of music that integrates both the suggested theme and letter-based structure.
X:1
L:1/8
M:6/8
K:F
['FAG A>Bc c<fA (G2 F) (FAG) A2', '.F3) (!fermata!_e>dc) (d>c)A (c<fc) (G2 F) (_e>dc)']  
X:1
L:1/8
M:6/8
K:F
 FAG A>Bc | c<fA (G2 F) | (FAG) A2 (.F | .G.F.F .F3) || (!fermata!_e>dc) (d>c)A | (c<fc) (G2 F) | 
 (_e>dc) (d>c)A | (e<f)A G3!D.C.! ||  