A blue ski boat is on its trailer in the driveway with a person in the front of the boat.
Someone is taking their jet ski to the water for the summer season.
That the boat is on its trailer in the driveway doesn't necessarily mean that someone is taking the jet ski to the water.
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 x1 x2 x3 x4 x5 x6.(n_season(x5) & of(x5,x6) & n_summer(x6) & n_water(x4) & to(e1,x4) & for(x4,x5) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_ski(x2) & of(x2,x3) & n_jet(x3) & of(x2,x1) & n_thing(x1) & n_person(x1))