Produce pleasing melodies that correspond with the indicated letter notation and incorporate the suggested theme.
X:1
L:1/8
M:3/4
K:C
['B4 AB d4 BA G2 FG', 'd2 BG Bd']  
X:1
L:1/8
M:3/4
K:C
|: B4 AB | d4 BA | G2 FG Ac | B2 A2 GA | B4 AB | d4 BA | G2 FG AB |1 A3 :|2 A4 GA |: B2 GD GB | 
 c2 AF Ac | d2 BG Bd | e4 dc | B2 GB dB | c2 Ac ec | d2 BG Bd |1 e4 dc :|2 e6 ||  