A brown and white dog and a black dog near water with a man on horseback in the background
Two dogs are outside.
the background is outside
exists s1 s2 s3 s4 x1 x2 x3 x4 x5 x6.(n_background(x6) & a_topic(s1) & subset_of(x2,s1) & with(x2,x4) & on(x4,x5) & in(x5,x6) & n_horseback(x5) & n_man(x4) & near(x2,x3) & n_water(x3) & n_dog(x2) & a_black(s4) & Theme(s4,x2) & subset_of(x1,s1) & n_dog(x1) & a_white(s3) & Theme(s3,x1) & a_brown(s2) & Theme(s2,x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_dog(x1) & card_eq_2(x1))