Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
M:4/4
K:G
['G3 F GBdB cBcd g3 d B2', 'g a2'  
X:1
L:1/8
M:4/4
K:G
 G3 F GBdB | cBcd g3 d | B2 dB ABGE | DEGB AGEF | G3 F GBdB | cBcd g3 d | B2 dB ABGE |1 
 DEGB AGEF :|2 DEGB BAGB |: gage d2 Bd | gabg agef | g2 fg edBd | gabg agef | gage d2 Bd | 
 g a2 g a2 ef | gabg efge |1 dedc BAGB :|2 dedc BAGF |]  