Craft a music piece according to the prescribed structure and the input theme.
X:1
L:1/16
M:2/4
K:F
['c2A2F2d2 cAFA d2c2 fgfe dedc B6 GA', 'egec f2B2 [BG]4 Bdfd Bdfd e2c2 G4'  
X:1
L:1/16
M:2/4
K:F
|: c2A2F2d2 | cAFA d2c2 | fgfe dedc | B6 GA | B2G2E2c2 | BGEG B2E2 |1 efed cdcB | ABAG F2 (AB) :|2 
 efed cdeg | fefg [fA]4 |:[K:C] Gcec egec | A2G2 G4 | Gcec egec | f2B2 [BG]4 | Bdfd Bdfd e2c2 G4 | 
 GABd GBd | cBcd c4 :|  