The three dogs are standing in tall grass.
The grass is taller than before
Standing in tall grass does not imply the grass is taller than before.
exists e1 s1 x1 x2.(n_dog(x1) & card_eq_3(x1) & in(e1,x2) & n_grass(x2) & a_tall(s1) & Theme(s1,x2) & Actor(e1,x1) & v_stand(e1))
exists s1 s2 x1.(n_grass(x1) & than(s1,s2) & Theme(s2,x1) & a_before(s2) & r_more(s1) & Theme(s1,x1) & a_taller(s1))