A young backpacker sits on a bridge overlooking a river.
A man is near the river.
The backpacker is a man who is on a bridge near the river.
exists e2 e1 s1 x1 x2 x3.(for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_overlook(e2) & n_river(x3) & on(e1,x2) & n_bridge(x2) & Actor(e1,x1) & v_sit(e1) & n_backpacker(x1) & a_young(s1) & Theme(s1,x1))
exists p1 x1 x2.(n_river(x2) & near(x1,x2) & n_man(x1))