Children play on a slide in a lake.
All things considered, staying on the slide was better than risking the piranhas.
Piranhas are usually not found in lakes where children play.
exists e1 x1 x2 x3.(on(e1,x2) & in(x2,x3) & n_lake(x3) & n_slide(x2) & Actor(e1,x1) & v_play(e1) & n_child(x1))
exists x3 x4.(n_piranha(x4) & n_slide(x3) & all x1.(n_thing(x1) -> exists e3 e1 e2 s1 x2.(than(s1,e3) & Theme(e3,x4) & Actor(e3,x1) & v_risk(e3) & r_more(s1) & Theme(s1,x1) & a_good(s1) & for(e1,e2) & on(e2,x3) & Actor(e2,x2) & v_stay(e2) & Theme(e1,x2) & v_consider(e1) & (x1 = x2))))