Craft a musical piece that incorporates the given motif and follows the outlined structure.
X:1
L:1/16
M:2/4
K:G
['', 'g2dB e2cA', 'g2fg afed', '.d.d(dg) .c.c(ca)'  
X:1
L:1/16
M:2/4
K:G
 ef |: g2dB e2cA | d2BG AFED | g2dB e2cA | AGAF G2G2 :: g2fg afed | egfa g2g2 | g2fg afed | 
 BGAF G2G2 :: .d.d(dg) .c.c(ca) | .B.B(Bg) AFED | .d.d(dg) .c.c(ca) | BGAF G2G2 :|  