A large van drives down a counry road in the fall.
A van drives on a road.
The van is large and the road is counry.
exists s1 x1 x2 x3 x4 x5.(n_fall(x5) & a_topic(x1) & down(x1,x3) & in(x3,x5) & n_road(x3) & of(x3,x4) & n_counry(x4) & n_drive(x1) & of(x1,x2) & n_van(x2) & a_large(s1) & Theme(s1,x1))
exists x1 x2 x3.(a_topic(x1) & on(x1,x3) & n_road(x3) & n_drive(x1) & of(x1,x2) & n_van(x2))