Compose melodies using the provided motif and adhering to the designated musical form.
X:1
L:1/8
M:2/4
K:D
['Ad f/g/f/e/ dF', 'fd d2 cB B2'  
X:1
L:1/8
M:2/4
K:D
|: B/ | Ad f/g/f/e/ | dF A>d | cE G>B | AD FA | Ad f/g/f/e/ | dF Ad | cA GE | FD D3/2 :: g/ | 
 fd d2 | cB B2 | eB cB | BA FA | fd d2 | cB B2 | Be Bc | d2 d3/2 :|  