Two children sled riding down a hill.
Two children are playing outside
Two children riding a sled down a hill must mean they are outside.
exists e1 p1 x1.(exists e2 s1 x2.(a_down(s1) & Manner(e2,s1) & Theme(e2,x2) & Actor(e2,x1) & v_ride(e2) & n_hill(x2)) & Topic(e1,p1) & Actor(e1,x1) & v_sled(e1) & n_child(x1) & card_eq_2(x1))
exists e1 s1 x1.(a_outside(s1) & Manner(e1,s1) & Actor(e1,x1) & v_play(e1) & n_child(x1) & card_eq_2(x1))