Craft a music piece according to the prescribed structure and the input theme.
X:1
L:1/8
M:6/8
K:D
['FAA dAA BAA', 'fbb faf fed'  
X:1
L:1/8
M:6/8
K:D
|: FAA dAA | BAA dAG | FAA dfe | dBB BAG | FAA dAA | BAA def | gfe dfe |1 dBB BAG :|2 dBB B3 |: 
 fbb faf | fed ede | fbb faf | fed e3 | fbb faf | fed def | gfe dfe |1 dBB B3 :|2 dBB BAG ||  