Develop melodies adhering to the specified musical structure and using the offered theme.
X:1
L:1/8
Q:1/2=100
M:4/4
K:G
['GBAc Bd', 'BGG B/c/ dcBg dB c2 cBA=f cA'  
X:1
L:1/8
Q:1/2=100
M:4/4
K:G
 B | GBAc Bd c2 | cAFA cAAB | GBAc Bd g2 | gedc BGG :: B/c/ | dcBg dB c2 | cBA=f cA B2 | 
 GBAc Bd g2 | gedc BG G2 :|  