A man is standing in an open boat, examining a small engine which runs a conveyor belt.
A man is on the dock looking at boats.
The man can't be in the boat and on the docks looking at boats at the same time.
exists e2 e3 e1 s1 s2 x1 x2 x3 x4 x5 x6.(for(e1,e3) & Theme(e3,x3) & Actor(e3,x1) & v_examine(e3) & Theme(e2,x5) & Actor(e2,x4) & v_run(e2) & n_belt(x5) & of(x5,x6) & n_conveyor(x6) & (x3 = x4) & n_engine(x3) & a_small(s2) & Theme(s2,x3) & in(e1,x2) & n_boat(x2) & a_open(s1) & Theme(s1,x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists p1 x1 x2.(n_dock(x2) & exists e1 x3 x4.(on(x1,x2) & at(e1,x4) & n_boat(x4) & Actor(e1,x3) & v_look(e1) & (x2 = x3)) & n_man(x1))