Construct a musical piece using the designated motif and sticking to the alphabetical form presented.
X:1
L:1/8
M:6/8
K:G
['g3 d3 B3 G2 D', 'd3 bgd c3 afc']  
X:1
L:1/8
M:6/8
K:G
 g3 d3 | B3 G2 D | E2 E F2 F | GBc def | g3 d3 | B3 G2 D | EGE FAF | G3 G,3 :: d3 bgd | c3 afc | 
 B3 gdB | AFD AFD | d3 bgd | c3 afc | BdB cAF | G3 G,3 :|  