Develop a song that integrates the given musical theme as a fundamental aspect.
Only One Section  
X:1
L:1/8
M:4/4
K:D
 B3 d A2 Bc | dF F2 DFAd | BGGF GABd | eaag fddc | ABBd A2 Bc | dF F2 DFAd | BGGF GABd | 
 eaag fdde | f2 dc dfaf | gfed (3Bcd eg | f2 dc dfaf | gfeg fdde | f2 dc dfaf | gfed (3Bcd ef | 
 dfaf g2 fg | afge fedc |]  