Six children in lacrosse uniforms and helmets run on a field.
Children are playing in a game of lacrosse.
You can not infer they are playing lacrosse.
exists e1 x1 x2 x3 x4 x5 x6.(on(e1,x6) & n_field(x6) & Actor(e1,x1) & v_run(e1) & in(x1,x2) & subset_of(x5,x2) & n_helmet(x5) & subset_of(x3,x2) & n_uniform(x3) & of(x3,x4) & n_lacrosse(x4) & n_child(x1) & card_eq_6(x1))
exists e1 x1 x2 x3.(in(e1,x2) & of(x2,x3) & n_lacrosse(x3) & n_game(x2) & Actor(e1,x1) & v_play(e1) & n_child(x1))