Develop melodies adhering to the specified musical structure and using the offered theme.
X:1
L:1/8
M:2/4
K:G
['DG GB AG', 'Ge dB GB/d/ eg g2 e/f/g/e/ d/e/d/B/'  
X:1
L:1/8
M:2/4
K:G
|: DG GB | AG E/F/G/E/ | DG GB | AG d2 | e/f/g/e/ d/e/d/B/ | A/B/A/G/ E/F/G/E/ | DG AG/A/ |1 
 BG G>E :|2 BG Ge |: dB Ge | dB Ge | dB GB/d/ | eg g2 | e/f/g/e/ d/e/d/B/ | A/B/A/G/ E/F/G/E/ | 
 DG AG/A/ |1 BG Ge :|2 BG G>E ||  