Produce pleasing melodies that correspond with the indicated letter notation and incorporate the suggested theme.
X:1
L:1/8
M:2/4
K:A
['', 'A>G Ac', 'eA Ac']  
X:1
L:1/8
M:2/4
K:A
 E |: A>G Ac | B>A Bc | A>G Ac | ea a2 | A>G Ac | B>A Bc | AF EF | D2 D2 :: eA Ac | B/c/B/A/ Bc | 
 eA Ac | ea a>f | eA Ac | B/c/B/A/ Bc | AF EF | D2 D2 :|  