Construct a musical piece using the designated motif and sticking to the alphabetical form presented.
X:1
L:1/8
M:4/4
K:D
['FDEF D2 FA dfec']  
X:1
L:1/8
M:4/4
K:D
 dB |"D" AFEG FDEF | D2 FA dfec |"G" dcBA"D" FABc |"G" dBAF"A" E2 dB |"D" AFEG FDEF | D2 FA dfec | 
"G" dcBA"A" FDGF | (3EFE D2"D" D2 :: (3ABc |"Bm" dfef dBAB |"D" dfef d2 Bc |"G" dcBA"D" FABc | 
"G" dBAF"A" E2 dB |"D" AFEG"Em7" FDEF |"D" D2 FA dfec |"G" dcBA"Em7" FABc |"A" d2 f2"D" d2 :|  