Craft a musical piece in accordance with the designated structure and theme.
X:1
L:1/8
M:6/8
K:F
['c2 c']  
X:1
L:1/8
M:6/8
K:F
 C | A>GFFEF | d>dd c2 c | ddcGGA | F3 z2 C | A>GFFEF | d>dd c2 c | ddcGGA | F3 z2 A | GA=BcGG | 
 GA=B c2 c | cccccc | cccccc | cAFdcE | F3 z2 |]  