A child on a rock in a stream.
There is a kid near running water.
if there os a child in a stream then he is a kid near running water.
exists x1 x2 x3.(a_topic(x1) & on(x1,x2) & in(x2,x3) & n_stream(x3) & n_rock(x2) & n_child(x1))
exists p1 x1 e1 x2 x3.((x1 = x2) & near(x2,x3) & n_water(x3) & Actor(e1,x3) & v_run(e1) & n_kid(x2))