A Nigerian vendor displays his collection of sunglasses for sale.
A vendor displays his sunglasses.
The vendor is Nigerian.
(x)
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_display(e1) & n_sunglass(x2) & of(x2,x1) & n_male(x1) & n_vendor(x1))