Produce pleasing melodies that correspond with the indicated letter notation and incorporate the suggested theme.
X:1
L:1/8
Q:1/2=100
M:4/4
K:D
['a2 e2']  
X:1
L:1/8
Q:1/2=100
M:4/4
K:D
 defg e2 d2 | c2 A2 A4 | a2 e2 a3 g | f2 d2 d4 | defg e2 d2 | c3 d e2 A2 | Bc d2 cdef | d4 d4 | 
 cd e2 cd e2 | a2 e2 a2 e2 | cd e2 cd e2 | a2 e2 a2 e2 | a2 gf g2 ag | f2 ed e3 A | Bcde cdef | 
 d4 d4 |]  