Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
Q:3/8=100
M:6/8
K:C
['G c3- c c2 def GAB c2', 'A B2'  
X:1
L:1/8
Q:3/8=100
M:6/8
K:C
 G | c3- c c2 | def GAB | c2 z z2 e | d(e/d/c/B/) c(d/c/B/A/) | Bc/B/A/G/ AB/A/G/F/ | 
 G/F/G/A/B/c/ de^f | gg/^f/g/^f/ g2 || G | c3 czG | e3 ezc | d3 G3 | c2 z z2 G | d2 B c2 A | 
 B2 G A2 ^F | G2 B dcA | G2 d'/d'/ d'2 b/b/ | b2 g>g abg | g2 d/c/B/A/ G2 d/c/B/A/ | G2 G G2 A | 
 B2 BBAB | c2 ccA^F | D2 D E^FG | ^F3 ^fbf | g2 g2 d | B3 BAB | d3 dzB | c3 cec | B3 z z G | 
 G^FE ^D2 D | EDC | B,2 B | cBA G^FE | A3 B3 | E z2 bbb | b3 b3 | a3 a3 |]  