Create music using the given musical theme and adhere to the outlined letter-based structure.
X:1
L:1/16
M:2/4
K:G
['B,DBd dBAG cEdc BDcB', 'vgdbg fdaf ecge dBAG']  
X:1
L:1/16
M:2/4
K:G
 vBDED B,DBd | d^cd"^4"e dBAG | cEdc BDcB | AdBG"^4" AGEF | BDED B,DBd | d^cd"^4"e dBAG | 
 cEdc BDcB | AdcA G4 :: vgdbg fdaf | ecge dBAG | gdbg fdaf | egc"^4"e d4 | vgdbg fdaf | ecge dBAG | 
 DGGD EGc"^4"e | dcBA G4 :|  