Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
M:2/4
K:Ab
['F3/2 E/']  
X:1
L:1/8
M:2/4
K:Ab
 EF | A3/2 A/ A3/2 B/ | (AF) E3/2 C/ | E2 E3/2 F/ | E3 E | c3/2 B/ ce | cB AF | A3/2 A/ Bc | B3 z | 
 c3/2 B/ ce | cB(AB) | cF FE | F3 A | F3/2 E/ CE | FF EC | F2 FE | F2 C3/2 D/ | F3/2 E/ F3/2 A/ | 
 (FE) C3/2 E/ | F3/2 E/ FA | c3 B | cB c/c/ B | (AF) EC | F3/2 F/ FE | F2 ||  