Craft musical compositions with attention to the given structure and cohesion with the proposed musical idea.
X:1
L:1/4
M:4/4
K:G
['G B', 'f e'  
X:1
L:1/4
M:4/4
K:G
|: G B/B/ G B | G B d2 | A B/c/ B A | G B d2 | c e g e | d B d2 | A3/2 c/ B A | G2 G2 :: g f e d | 
 g f e d | g f/f/ e d | c B A2 | f e d2 | f e d2 | d2 A3/2 c/ | B A G2 :|  