A man sitting on a huge rock to pose for a picture.
A man is standing on a bridge for a picture.
If the man is on a huge rock for a picture, he can't be on the bridge for a picture too.
exists e1 p1 s1 x1 x2 x3 x4.(a_topic(x1) & Topic(e1,p1) & exists e2 x5.(for(e2,x5) & n_picture(x5) & Actor(e2,x2) & v_pose(e2)) & on(e1,x4) & n_rock(x4) & a_huge(s1) & Theme(s1,x4) & Actor(e1,x3) & v_sit(e1) & (x1 = x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(for(e1,x3) & n_picture(x3) & on(e1,x2) & n_bridge(x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1))