Develop a song that integrates the given musical theme as a fundamental aspect.
'Sectional: Through Composed'  
X:1
L:1/8
Q:1/8=260
M:4/4
K:D
 AG | F2 ED F>G A2 | d3 e f2 z A | B>cdc BAGF |{F} E4 z2 A>G | F2 ED F>G A2 | d3 e/f/ A2 z f | 
 B>cdB c>def | d6 :|"^2" f2 | gfed{d} c2 BA | d2 e2 f3 A | B>cdA BAGF |{F} E6 fg | 
 a/g/f g/f/e fdBG | e6 A2 | B>cdB c>def | d6 :|"^3" AG | FA G/F/E/D/ F>G A2 | 
 d/c/d/e/ d/f/e/g/ f2 z A | B>cdc B/c/d/c/ B/A/G/F/ |{F} E6 AG | F/G/A/B/ G/F/E/D/ F>GAA | 
 d/c/d/e/ f/e/f/g/ afdc | B>c e/d/c/B/ c/B/c/d/ e/d/e/f/ |{e} d6 :|"^4" fg/a/ | gfed ce d/c/B/A/ | 
 d/A/B/c/ d/c/d/e/ f2 z A | B/A/B/c/ d/c/B/A/ BAGF |{F} E6 f/e/f/g/ | a/g/f/a/ g/f/e/g/ fdBG | 
 !fermata!e4 z2 A2 | BcdB c/d/e/f/ g/e/d/c/ |{e} d6 :|  