A yellow tractor sits on a hillside.
There is a car outside.
A tractor is a car and hillside implies outside.
exists e1 s1 x1 x2.(on(e1,x2) & n_hillside(x2) & Actor(e1,x1) & v_sit(e1) & n_tractor(x1) & a_yellow(s1) & Theme(s1,x1))
exists p1 x1 x2 x3.((x1 = x2) & n_outside(x2) & of(x2,x3) & n_car(x3))