A group of men stands on the corner of a street.
The men are waiting to cross the street.
Not all groups of men on the corner of a street are waiting to cross.
exists e1 x1 x2 x3 x4.(n_corner(x3) & on(e1,x3) & of(x3,x4) & n_street(x4) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_man(x2) & n_group(x1))
exists e1 p1 x1 x2.(n_street(x2) & n_man(x1) & Topic(e1,p1) & Actor(e1,x1) & v_wait(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_cross(e2)))