Two dogs run side-by-side on the grass.
There are only cats on the grass right now.
Cats and dogs are not the same animal.
exists e1 s1 x1 x2.(n_grass(x2) & on(e1,x2) & a_side-by-side(s1) & Manner(e1,s1) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & card_eq_2(x1))
exists p1 s1 s2 x1 x3.(n_grass(x3) & r_right(p1) & a_now(s2) & Manner(p1,s2) & a_only(s1) & Manner(p1,s1) & exists x2.((x1 = x2) & on(x2,x3) & n_cat(x2)))