Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
M:4/4
K:D
['f2 fd', 'ag f2 fd gfed |1 cABc defg'  
X:1
L:1/8
M:4/4
K:D
|: f2 fd f2 fd | gfed cd e2 | f2 fd gfed |1 cABc d2 d2 :|2 cABc defg |: a2 af b2 ba | g2 ge a2 ag | 
 f2 fd gfed |1 cABc defg :|2 cABc d2 d2 ||  