Two kids swim outside with goggles.
The kids sit on benches and sunbathe.
The kids cannot be swimming outside and sitting on benches while sunbathing simultaneously.
exists e1 x1 x2.(with(e1,x2) & n_goggles(x2) & r_outside(e1) & Actor(e1,x1) & v_swim(e1) & n_kid(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(n_kid(x1) & on(e1,x2) & n_sunbathe(x4) & n_bench(x3) & subset_of(x4,x2) & subset_of(x3,x2) & Actor(e1,x1) & v_sit(e1))