Two men standing on a dock looking and pointing at boats.
A pair of men are looking at boats.
Two men are a pair, and pointing at boats implies looking at them.
exists e3 e1 e2 x1 x2 x3 x4.(at(e3,x4) & n_boat(x4) & Actor(e3,x3) & v_point(e3) & n_man(x3) & card_eq_2(x3) & for(e1,e2) & Actor(e2,x1) & v_look(e2) & on(e1,x2) & n_dock(x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(at(e1,x3) & n_boat(x3) & Actor(e1,x1) & v_look(e1) & of(x1,x2) & n_man(x2) & n_pair(x1))