A blue ski boat is on its trailer in the driveway with a person in the front of the boat.
A person owns a blue ski boat.
That there is a person in the front of the boat does not mean the person owns the ski boat.
exists p1 s1 x1 x2 x3 x4 x6.(n_front(x6) & n_driveway(x4) & exists x5.(on(x1,x3) & in(x3,x4) & with(x4,x5) & in(x5,x6) & of(x6,x1) & n_person(x5)) & n_boat(x1) & n_boat(x1) & n_trailer(x3) & of(x3,x1) & n_thing(x1) & of(x1,x2) & n_ski(x2) & a_blue(s1) & Theme(s1,x1))
exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_own(e1) & n_boat(x2) & of(x2,x3) & n_ski(x3) & a_blue(s1) & Theme(s1,x2) & n_person(x1))