Construct a musical piece using the designated motif and sticking to the alphabetical form presented.
X:1
L:1/8
M:2/4
K:E
['E2 ED']  
X:1
L:1/8
M:2/4
K:E
 AGFB | AGFB | A2 G2 | F2 B,2 | E2 ED | E4 | edcf | edcf | e2 d2 | c2 F2 | B2 B^A | B4 | g4 | e4 | 
 B2 e2 | e2 =d2 | c4 | c4 | B2 e2 | B2 A2 | G4 | F4 | E2 ED | E4 |]  