Children playing in a stream.
There are kids in water.
A stream is a body of water.
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_stream(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_child(x1))
exists p1 x1 x2 x3.((x1 = x2) & in(x2,x3) & n_water(x3) & n_kid(x2))