Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/8
M:4/4
K:C
['D/D/D D>F', 'C>A,A, G A>cAG G>AGF F>GFD G/F/E/D/ CG', 'd/d/d d>f', 'aa _b/a/g/f/ gg a/g/f/e/']  
X:1
L:1/8
M:4/4
K:C
 A, | D/D/D D>F TE2 A,>F | F2 TED G/F/E/D/ CE | D/D/D D>F E2 A,E | TF2 ED C>A,A, :: G | 
 A>cAG G>AGF | F>GFD G/F/E/D/ CG | A>cAF G>AGE | FD G/F/E/D/ CA,A, :: A | d/d/d d>f Te2 c>e | 
 f2 Ted g/f/e/d/ ce | d/d/d d>f e2 Ae | fd g/f/e/d/ c>AA :: g | aa _b/a/g/f/ gg a/g/f/e/ | 
 ff g/f/e/d/ eccg | aa _b/a/g/f/ gg a/g/f/e/ | fe g/f/e/d/ cAA :|  