Develop melodies adhering to the specified musical structure and using the offered theme.
X:1
L:1/8
M:2/4
K:Gdor
['', 'BG G/A/G/F/ DG', 'dc dg g>a g2 ga b2 (a/b/a)'  
X:1
L:1/8
M:2/4
K:Gdor
 d>c |: BG G/A/G/F/ | DG GA | B>A GF | Bc dc | BG G/A/G/F/ | DG Gc | d>c BA |1 G2 d>c :|2 G3 c |: 
 dg g>a | gf dc | dg g>a | g2 ga | b2 (a/b/a) | gf d>c | dG G/A/B/c/ |1 d3 c :|2 d2 d>c ||  