Two children are running down a bridge across a lake.
Two children are outside.
The lake is outside.
exists e1 s1 x1 x2 x3.(across(e1,x3) & n_lake(x3) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_run(e1) & n_bridge(x2) & n_child(x1) & card_eq_2(x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_child(x1) & card_eq_2(x1))