Brown, black and white dog standing on a sandy slope.
Three dogs stand on a standy hill.
Three different colors vaguely imply three dog [sic]; since they are standing, they stand; since hills have slopes, a slope implies a hill.
exists s1 s2 s3 x1 x2 x3 x4.(ne_per_brown(s1) & a_topic(s1) & rel(s1,x1) & on(x1,x3) & n_slope(x3) & of(x3,x4) & n_sandy(x4) & n_standing(x1) & of(x1,x2) & n_dog(x2) & a_white(s3) & Theme(s3,x1) & a_black(s2) & Theme(s2,x1))
exists e1 s1 x1 x2.(on(e1,x2) & n_hill(x2) & a_standy(s1) & Theme(s1,x2) & Actor(e1,x1) & v_stand(e1) & n_dog(x1) & card_eq_3(x1))