Craft a musical piece in accordance with the designated structure and theme.
X:1
L:1/16
M:3/8
K:C
['G>G c4 G>c e4 c>e g2e2c2 G4', 'a>g a>g'  
X:1
L:1/16
M:3/8
K:C
 G>G |"^>" c4 G>c | e4 c>e | g2e2c2 | G4 G>d | f2d2 G>e | g2e2 g>g | bagfed | c4 :: G2 | g6- | 
{a} g2^f2g2 | e2gggg | (g2f2).e2 | f6- |{g} f2e2f2 | d2ffff | f2e2d2 | e4 g>a | (g2f2).e2 | 
 a>g a>g a>g | a2g2f2 | e4 d>e | g2f2d2 | c2c2c2 | c4 :|  