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=120
M:3/4
K:D
['A2 B2', 'b3 a']  
X:1
L:1/8
Q:1/4=120
M:3/4
K:D
 B2 | A>F A2 B2 | d4 e2 | f2 (af)(ed) | (f2 e2) (d/e/f) | G>F A2 B2 | d3 e f>a | b>a f2 e2 | d4 :: 
 f>a | b3 a (f/e/d) | e2 d2 (e/f/)a | b3 a (b/a/)f | f2 e2 (d>B) | d3 c (BA) | (g2 f2) (e/f/)a | 
 b>a f2 e2 | d4 |]  