Develop a musical piece by utilizing the alphabet-based notation of the selected musical form and the provided melodic idea.
X:1
L:1/4
M:3/4
K:G
['G G']  
X:1
L:1/4
M:3/4
K:G
 G G A/G/ | E D D/E/ | G G A | B3 | A A A | A B d | e d B | d3 | e e/f/ g/f/ | e d B | d G F | 
 E2 D | G B d | e/d/ B G/B/ | A G G | G3 ||  