Develop melodies adhering to the specified musical structure and using the offered theme.
X:1
L:1/8
M:6/8
K:F
['F ABc cde fef', 'fag fag'  
X:1
L:1/8
M:6/8
K:F
 F | ABc cde | fef cde | def{c} B3 |{B} A3 z2 F | ABc cde | fef egf | edc ag=B | c3 c2 :: c | 
 fef gfe | fag fag | fag fcA | G3 z2 F | ABc cde | fge fge | fge fcA | (F3 F2) :|  