Three people lounging on benches and watching people at the park.
The three people are outside at the park.
Parks are outside, if someone is at a park it is implied that they are outside.
exists e2 e1 x1 x2 x3 x4 x5.(n_park(x5) & at(e2,x5) & Theme(e2,x4) & Actor(e2,x3) & v_watch(e2) & n_people(x4) & n_people(x3) & card_eq_3(x3) & on(e1,x2) & n_bench(x2) & Actor(e1,x1) & v_lounge(e1) & n_people(x1) & card_eq_3(x1))
exists s1 x1 x2.(n_park(x2) & n_people(x1) & card_eq_3(x1) & at(s1,x2) & Theme(s1,x1) & a_outside(s1))