Compose a piece using the alphabetic notation of the assigned musical structure and the provided melodic motif.
X:1
L:1/8
Q:1/4=120
M:2/4
K:D
['[A,FA]2 [AG][AF] [AE]3 [AD] [A,FA][A,FA] [A,G][A,F] [A,E]3', '[A,DF]2 [A,DF][A,C^E] [A,DF]2 [A,EG][A,EG][A,EG][A,FA] [ADF][ADF][ADF][ADF] [A,E][A,E][A,E][A,E] |1']  
X:1
L:1/8
Q:1/4=120
M:2/4
K:D
"D" [A,FA]2 [AG][AF] |"A" [AE]3 [AD] |"D" [A,FA][A,FA] [A,G][A,F] |"A" [A,E]3 [A,D] |: 
"D" [A,A][A,A][A,A][A,A] |"A7" [A,A][A,G][A,G][A,G] |"D" [A,F][A,F] [A,G][A,F] |"A" [AE]2 [AE]2 :: 
"A7" [A,FA]2 [A,EG]2 | [A,EG][A,DF] [A,CE]2 |"D" [A,FA]2 [A,DF]2 | [A,DF][A,C^E] [A,DF]2 :: 
"A7" [A,EG][A,EG][A,EG][A,FA] |"D" [ADF][ADF][ADF][ADF] |"A7" [A,E][A,E][A,E][A,E] |1 
"D" [A,DF]2 [A,DF]2 :|  