Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/8
Q:1/2=90
M:2/2
K:A
['a2 gf eaec', 'A2 gf efge bege gefd cAed dBfd']  
X:1
L:1/8
Q:1/2=90
M:2/2
K:A
 ed | c2 ec d2 fd | e2 fg a2 gf | eaec aedc | c2 B2 B2 ed | ccce dddf | eeeg a2 gf | eaec BABc | 
 A2 c2 A2 :: gf | efge bege | gefd cAed | dBfd cAec | BABc B2 ed | cedf eagb | aefg a2 gf | 
 eaec BABc | A2 c2 A2 :|  