Develop a musical composition in line with the given structure and theme.
X:1
L:1/4
Q:3/4=110
M:6/4
K:G
['d g', 'c B'  
X:1
L:1/4
Q:3/4=110
M:6/4
K:G
 G/A/ | B3/2 c/ d g d c | B2 G G2 B | c d e A a g | f2 d d2 f | g d B e c A | a f d b a g | 
 f g a d g f | g2 G G2 :| B | c e g g e c | B d g g d B | c B c A a g | f2 d d2"^NB" c | 
 B d g c e a | d f b b a g | d c B A a f | g2 G G2 |]  