Children playing on a playground sliding down a slide.
The children are playing in a pool.
You cannot be playing in a pool while at the playground.
exists e1 e2 s1 x1 x2 x3 x4 x5.(a_topic(x1) & on(e1,x3) & a_down(s1) & Manner(e2,s1) & Theme(e2,x5) & Actor(e2,x4) & v_slide(e2) & n_slide(x5) & (x3 = x4) & n_playground(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_child(x1))
exists e1 x1 x2.(n_child(x1) & in(e1,x2) & n_pool(x2) & Actor(e1,x1) & v_play(e1))