Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/8
Q:1/2=40
M:2/4
K:G
['E2 (EF)']  
X:1
L:1/8
Q:1/2=40
M:2/4
K:G
 D2 | GGGG | GBAA/B/ | A/G/F/G/A/G/A/B/ | A2- A A | BABc | d4 | B2 z B | cBcB | cdGG/F/ | EDED | 
 E2 (EF) | G2 z G | A A/B/A/G/F/G/ | A/G/A/B/AA/A/ | BAGF | E2 (EF) | G |]  