Produce pleasing melodies that correspond with the indicated letter notation and incorporate the suggested theme.
X:1
L:1/8
M:4/4
K:A
['', 'B2 cB', 'a2 fe']  
X:1
L:1/8
M:4/4
K:A
 cB |: AFFE F2 EF | ABcA B2 cB | Affe f2 ec | ABBA B2 cB | AFFE F2 EF | ABcA B2 cB | Affe f2 ec |1 
 ABBA B2 cB :|2 ABBA BEFA |: Bffe f2 ec | Bffe f2 ef | a2 fe a2 fe | cfec BAFA | Bffe f2 ec | 
 Bffe f2 ef | a2 fe a2 fe |1 cfec B2 BA :|2 cfec B2 cB ||  