Develop a musical piece by utilizing the alphabet-based notation of the selected musical form and the provided melodic idea.
X:1
L:1/8
Q:1/4=71
M:6/8
K:Eb
['B B2']  
X:1
L:1/8
Q:1/4=71
M:6/8
K:Eb
 z3 z2 B/>A/ | G>FG EFG | A3 G2 F | GBB c2 B | B2 B B2 A | G>FG EFG | A2 G2 F | GBB c2 B | 
 B2 B B2 A | GAB Bcd | e3 d2 c | dfd c2 B | B2 B B2 A | G>FG EFG | A2 G2 F | GBB c2 B | B2 B B2 |]  