Several people standing and looking over a ledge.
People are at the top of a cliff.
looking over a ledge suggests they are on a cliff
exists e2 e1 s1 s2 x1 x2 x3.(over(e2,x3) & n_ledge(x3) & Actor(e2,x2) & v_look(e2) & n_people(x2) & a_several(s2) & Theme(s2,x2) & Actor(e1,x1) & v_stand(e1) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists p1 x1 x2.(n_top(x2) & exists x3.(at(x1,x2) & of(x2,x3) & n_cliff(x3)) & n_people(x1))