Develop a musical composition in line with the given structure and theme.
X:1
L:1/8
M:6/8
K:D
['f2 e ABc', 'f2 e ABc'  
X:1
L:1/8
M:6/8
K:D
|: DFA DFA DFA B2 A | DF/G/A D2 F Ac/B/A GFE | DFA D2 A DFA B2 g |1 f2 e ABc d3 dAF :|2 
 f2 e ABc d3- dAg |: faf d2 f a2 g B3 | e2 f e2 d cec A2 g | f/g/af dd/e/f a2 g B2 g |1 
 f2 e ABc d3 d2 g :|2 f2 e ABc d3- dA/G/F/E/ ||  