Compose a piece following the given musical structure and incorporating the provided motif.
X:1
L:1/8
M:2/2
K:D
['f2 DF Adfa', 'B ADFA BGGB efec dcBA dfag fded'  
X:1
L:1/8
M:2/2
K:D
 g | f2 DF Adfa | Tg2 ed cdeg | f2 DF Adfa |{a} b2 (Tge) fdd :: B | ADFA BGGB | efec dcBA | 
 dfag fded | BGAG FDD :|  