Three people biking on a path with grass on either side of the path.
They are riding motorcycles in the parking lot.
path is not the same as parking lot
exists e1 x1 x2 x3 x4.(a_topic(x1) & all x5.(n_side(x5) -> (with(e1,x4) & on(x4,x5) & of(x5,x3))) & n_path(x3) & n_path(x3) & n_grass(x4) & on(e1,x3) & Actor(e1,x2) & v_bike(e1) & (x1 = x2) & n_people(x1) & card_eq_3(x1))
exists e1 x1 x2 x3 x4.(n_lot(x3) & of(x3,x4) & n_parking(x4) & n_thing(x1) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_motorcycle(x2))