Create a musical composition that adheres to the provided structure and theme.
X:1
L:1/8
M:4/4
K:F
['F2 GF DCCD FGAc dccA GcAG FDDG', 'F4 AccB Acfc acfc ABBB Acc/c/c dcAG'  
X:1
L:1/8
M:4/4
K:F
 F2 GF DCCD | FGAc dccA | GcAG FDDG | FCDE F4 :| AccB Acfc | acfc ABBB | Acc/c/c dcAG | FCDE F4 :|  