Develop a musical piece using the given motif and adhere to the outlined musical structure.
X:1
L:1/8
M:2/4
K:G
['GA Bc d/e/d/c/ Be', 'ec gf/e/'  
X:1
L:1/8
M:2/4
K:G
 D | GA Bc | d/e/d/c/ Be | d/e/d/c/ Ac | B/c/B/A/ GD | GA Bc | d/e/d/c/ Be | d/e/d/c/AB/A/ | GGG :: 
 g | ec gf/e/ | dB ed | cA d/e/d/c/ | B/c/B/A/ Gg/f/ | ec gf/e/ | dBed | cA DF/A/ | GGG :|  