A child running through the water.
There is a child in water.
Running through and in are similar
exists e1 x1 x2 x3.(n_water(x3) & a_topic(x1) & through(e1,x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_child(x1))
exists p1 x1 x2.(in(p1,x2) & n_water(x2) & exists x3.((x1 = x3) & n_child(x3)))