Two brown dog play together in the water.
dogs playing
Dogs playing is a simplification of the dogs playing together.
exists s1 x1 x2 x3.(n_water(x3) & a_topic(x1) & in(x1,x3) & r_together(x1) & n_play(x1) & of(x1,x2) & n_dog(x2) & a_brown(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 x1 x2.(a_topic(x1) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_dog(x1))