Construct a musical piece utilizing the given sequence in alphabetical form and the supplied motif.
X:1
L:1/8
M:2/2
K:G
['GABc dBAG ABcd edcB cBAG AGFE FEFD', 'G,2 bagf gfed edcB cBAG ecBA dBAG']  
X:1
L:1/8
M:2/2
K:G
 GABc dBAG | ABcd edcB | cBAG AGFE | FEFD G2 G,2 :: bagf gfed | edcB cBAG | ecBA dBAG | 
 Agfa g2 G2 :|  