Craft a music piece according to the prescribed structure and the input theme.
X:1
L:1/8
M:6/8
K:D
['FEF AFF dFF AFD GFG', 'dcd fdf'  
X:1
L:1/8
M:6/8
K:D
 E | FEF AFF | dFF AFD | GFG ABc | ded cAG | FEF AFF | dFF AFD | GFG BGB | AFD D2 :: A | dcd fdf | 
 ecA AFA | dcd fdf | faf gfe | dcd fdf | ecA AGF | GFG BGB | AFD D2 :|  