Two people hiking in the woods by a tree.
Two people are outdoors.
Two people are playing with wood by a tree so they are outdoors
exists e1 x1 x2 x3 x4.(n_wood(x3) & a_topic(x1) & by(e1,x4) & n_tree(x4) & in(e1,x3) & Actor(e1,x2) & v_hike(e1) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists p1 x1.(exists x2.((x1 = x2) & n_outdoors(x2)) & n_people(x1) & card_eq_2(x1))