Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
Q:1/2=96
M:4/4
K:G
['g>fg>a f>ef>d e>de>c d2 B2 c>Bc>d e>fg>B', 'a>ga>f gfga f2 f2 g>fg>e ^d>BB>f g>ee^d', 'G2 B>AB>c d>ef>g abeg fe'  
X:1
L:1/8
Q:1/2=96
M:4/4
K:G
"^A" g>fg>a f>ef>d | e>de>c d2 B2 | c>Bc>d e>fg>B | c>Ad>c (G/G/G G2) :|"^B" b>ab>c' a>ga>f | 
 gfga f2 f2 | g>fg>e ^d>BB>f | g>ee^d e2 e2 ||"^C" E>FG>A B>cd>e | c>BA>d B>A G2 | B>AB>c d>ef>g | 
 abeg fe d2 ||  