Compose music by following the designated structure and integrating the suggested musical idea.
X:1
L:1/8
M:2/4
K:G
['B/c/B/A/ BG G>c AG', 'D B/c/ de dB cA Ad/c/ BG', 'G d b2 b/a/g/f/ g>a g>d f2'  
X:1
L:1/8
M:2/4
K:G
 BB/A/ B/c/B/A/ | BG G>c | AG FG | AB cd | B/c/B/A/ B/c/B/A/ | BG G>c | AG FE | D2 D || B/c/ | 
 de dB | cA Ad/c/ | BG G/F/E/F/ | GF ED | B/c/B/A/ B/c/B/A/ | BG G>F | EA/G/ F/G/A/F/ | G2 G || d | 
 b2 b/a/g/f/ | g>a g>d | f2 f/e/d/B/ | c2 c>d | Bd gd | ca (3Bcd | e2 fa | g2 g2 ||  