A hawk sits in a budding tree looking left.
A pigeon on a street corner.
A hawk is a different bird than a pigeon.
exists e1 e2 e3 x1 x2 x3.(in(e1,x2) & n_left(x2) & Actor(e3,x2) & v_look(e3) & of(x2,x3) & n_tree(x3) & Actor(e2,x2) & v_bud(e2) & Actor(e1,x1) & v_sit(e1) & n_hawk(x1))
exists x1 x2 x3.(a_topic(x1) & on(x1,x2) & n_corner(x2) & of(x2,x3) & n_street(x3) & n_pigeon(x1))