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:1/2=90
M:4/4
K:D
['d2 fd cdec d2 .A2 z2', 'F2 AF- FAAF']  
X:1
L:1/8
Q:1/2=90
M:4/4
K:D
|:"^A" A2 | d2 fd cdec | d2 .A2 z2 A2 | BAGF GFED | CDEF GABc | d2 fd cdec | d2 .A2 z2 AA | 
 BAGF GFED | CDEC D2 :: AG | F2 AF- FAAF | G2 BG- GBBG | F2 AF- FAAF | GFED CDEG | F2 AF- FAAF | 
 G2 BG- GBBG | FAdf gece | d2 d2 d2 :|  