Develop a musical composition in line with the given structure and theme.
X:1
L:1/8
M:2/4
K:D
['(df)ed |{d} cB A2 GBAG |{G} FE', 'A2 (3FED (3FED AA A2 dfed cded'  
X:1
L:1/8
M:2/4
K:D
 (df)ed |{d} cB A2 | GBAG |{G} FE D2 | dfed | ce a2 | gedB | A2 A2 :: (3FED (3FED | AA A2 | 
 (3FED (3FED | AA A2 | dfed | cded | cBAG | A2 A2 :|  