Develop melodies adhering to the specified musical structure and using the offered theme.
X:1
L:1/8
M:4/4
K:D
['D2 FD FAAe fedf edBc dBAF GFGB', 'A defg afdf g2 fg edBA'  
X:1
L:1/8
M:4/4
K:D
 E | D2 FD FAAe | fedf edBc | dBAF GFGB | AGFD EGFE | D2 FD FAAe | fedf edBc | dBAF GFGB | 
 AGFD EGF :| A | defg afdf | g2 fg edBA | defg afdg | feed e3 A | defg afdf | g2 fg edBA | 
 dBAF GFGB | AGFD EGF :|  