Craft a musical piece in accordance with the designated structure and theme.
X:1
L:1/8
Q:1/4=100
M:2/4
K:C
['e/f/ gcc B/c/ edA B/c/', 'A/B/ caa b/a/ gBB f/e/', 'GGG A/B/ c/c/c d/d/d c/c/c f/f/f c/c/c'  
X:1
L:1/8
Q:1/4=100
M:2/4
K:C
 e/f/ | gcc B/c/ | edA B/c/ | dGG ^F/G/ | age e/f/ | gcc B/c/ | edA B/c/ | dGgB | ccc :: A/B/ | 
 caa b/a/ | gBB f/e/ | cAA c/B/ | GDD A/B/ | caa b/a/ | gBB f/e/ | dD D/c/B/A/ | GGG :: A/B/ | 
 c/c/c d/d/d | c/c/c f/f/f | c/c/c g/g/g | c/c/c a/a/a | agd>e | gfc>f |1 fed>f | g2 cA/B/ ||2 
 eca>g | fff |]  