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
M:4/4
K:D
['AF(3FFF FEDE F3 E F2 dB AFFF', 'ABde fe e2 fedc BcdB ABde']  
X:1
L:1/8
M:4/4
K:D
 AF(3FFF FEDE | F3 E F2 dB | AFFF FEDE | FBBA FE E2 | AF(3FFF FEDE | F3 E F2 dB | AFFF FEDE | 
 F2 EG FD D2 || FAAA AGFG | ABde fe e2 | fedc BcdB | ABde fddB | A3 B AFFF | ABde fe e2 | 
 fedc BcdB | ABde fddB ||  