Craft a musical piece in accordance with the designated structure and theme.
X:1
L:1/8
M:4/4
K:C
['(3(FED) FA A2 BEEF GABc', 'defg afdf'  
X:1
L:1/8
M:4/4
K:C
[M:2/2][K:Emin] .abc BEEc dcdB | A2 (3(FED) FA A2 | BEEF GABc | dcdB e2 dc | BEEc dcdB | 
 AD (3(FED) FA A2 | BEEF GABc | dBAc BE E2 ||{f} edef gfge | defg afdf | edef gfec | dBAc BE E2 | 
{f} edef gfec | defg afdf | g2 fd ecdA | (3(Bcd) Ac BE E2 |]  