Two people throwing a frisbee.
playing with a frisbee
they are playing with the frisbee by throwing it.
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_throw(e1) & n_frisbee(x3) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2.(with(e1,x2) & n_frisbee(x2) & Actor(e1,x1) & v_play(e1) & n_thing(x1))