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=104
M:2/4
K:G
['B>c d/c/B/A/ GG A2', 'B>cde fg d2 gg/f/']  
X:1
L:1/8
Q:1/4=104
M:2/4
K:G
"^A" B>c d/c/B/A/ | GG A2 | BB/G/ cc/A/ | BB/G/ A2 | B>c d/c/B/A/ | GG A2 | BGcA | GF G2 :: 
"^B" B>cde | fg d2 | gg/f/ ee/d/ | cc/B/ A2 | B>cde | fg d2 | gg/f/ ed | B/d/^c/e/ d2 |]  