a black dog is facing a brown dog in an open outdoor space.
Two dogs face eachother.
Two dogs face each other, one is a black dog and one is a brown dog.
exists e1 s1 s2 s3 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_face(e1) & in(x2,x3) & n_space(x3) & of(x3,x4) & n_outdoor(x4) & a_open(s3) & Theme(s3,x3) & n_dog(x2) & a_brown(s2) & Theme(s2,x2) & n_dog(x1) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_face(e1) & n_eachother(x2) & n_dog(x1) & card_eq_2(x1))