Four people in costumes stand in a lightly-wooded area while a bystander looks at them.
While they stood there conversating each other
Stand does not imply conversating.
exists e1 p1 s1 x1 x2 x3.(exists e2 x4.(at(e2,x1) & Actor(e2,x4) & v_look(e2) & n_bystander(x4)) & n_thing(x1) & while(e1,p1) & in(e1,x3) & n_area(x3) & a_lightly-wooded(s1) & Theme(s1,x3) & Actor(e1,x1) & v_stand(e1) & in(x1,x2) & n_costume(x2) & n_people(x1) & card_eq_4(x1))
exists p1 p2 p3 x1.(n_thing(x1) & exists x2 x3.(all x4.(n_other(x4) -> exists e2.(Theme(e2,x4) & Actor(e2,x2) & v_conversate(e2))) & rel(x3,x2) & n_location(x3)) & exists e1.(Actor(e1,x1) & v_stand(e1)) & while(p2,p3))