Construct a melodic piece using the prescribed alphabetical outline and provided motif.
X:1
L:1/8
M:2/4
K:D
['DD FG AF', 'GB AD']  
X:1
L:1/8
M:2/4
K:D
|: DD FG | AF G2 | G/A/G/F/ GA | Bc/B/ A2 | DD FG | AF GB | AD CE |1{F} ED DA, :|2{F} ED Dc |: 
 dA dB | c/B/A AB | c2 cB | BA GB | AD DF | AF GB | AD CE |1{F} ED Dc :|2{F} ED DA, ||  