A white dog with black spots jumps over a stream.
The dogs playing in the sea.
He cannot be playing in the sea when he is jumping over the stream.
exists s1 s2 x1 x2 x3 x4.(a_topic(x1) & with(x1,x2) & over(x2,x4) & n_stream(x4) & n_jump(x2) & of(x2,x3) & n_spot(x3) & a_black(s2) & Theme(s2,x2) & n_dog(x1) & a_white(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_sea(x3) & n_dog(x1) & a_topic(x1) & in(e1,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2))