Produce a musical arrangement that complies with the dictated structure and the suggested theme.
X:1
L:1/8
M:4/4
K:D
['fd d2']  
X:1
L:1/8
M:4/4
K:D
 g | fd d2 BdAd | BdAd feea | fd d2 BdAg | faea fd d2 :|  