Construct a music composition that complies with the designated structure and theme.
X:1
L:1/8
Q:3/8=110
M:6/8
K:G
['G FED EFG A2 B c2 A', 'G2 B c2 d e2 A B2', 'B2 G'  
X:1
L:1/8
Q:3/8=110
M:6/8
K:G
 G | FED EFG | A2 B c2 A | B2 G AcA | G2 G G2 :| B | c2 d e2 A | B2 c d2 c | B2 G E2 G | 
 FAF D2 B |: c2 d e2 A | B2 c d2 c | B2 G E2 B | c3 d3 | B2 G E2 B | c2 e d3 | B2 G AcA | 
 G2 G G2 :|  