A boy is diving into water with boats in background.
A boy is diving into a lake.
Water does not imply lake.
exists e1 x1 x2 x3 x4.(into(e1,x2) & with(x2,x3) & in(x3,x4) & n_background(x4) & n_boat(x3) & n_water(x2) & Actor(e1,x1) & v_dive(e1) & n_boy(x1))
exists e1 x1 x2.(into(e1,x2) & n_lake(x2) & Actor(e1,x1) & v_dive(e1) & n_boy(x1))