Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/4
Q:3/4=50
M:3/4
K:Emin
['D E2 D', 'B B']  
X:1
L:1/4
Q:3/4=50
M:3/4
K:Emin
 D | E2 D | E2 D | G2 F | G2 B/d/ | d d c | B B/A/ G | A2 G | G2 :| B | B B B | d d B | B3/2 A/ E | 
 A2 G/A/ | B B/A/G/F/ | D E F | G2 F | G3- | G2 :|  