A group of friends posing by a guard rail.
Some people are being photographed in front of a national monument.
A group of friends posing by a guard rail does not imply they are being photographed in front of a national monument.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & by(e1,x4) & n_rail(x4) & of(x4,x5) & n_guard(x5) & Actor(e1,x3) & v_pose(e1) & (x1 = x3) & of(x1,x2) & n_friend(x2) & n_group(x1))
exists e1 s1 x1 x2 x3.(in(e1,x2) & of(x2,x3) & n_monument(x3) & a_national(s1) & Theme(s1,x3) & n_front(x2) & Theme(e1,x1) & v_photograph(e1) & n_people(x1))