A brown dog and a tan dog are playing in tall grass.
The two dogs play with a stick in the yard.
Playing in tall grass does not imply playing with a stick.
exists e1 s1 s2 s3 x1 x2 x3 x4.(in(e1,x4) & n_grass(x4) & a_tall(s3) & Theme(s3,x4) & Actor(e1,x1) & v_play(e1) & subset_of(x3,x1) & n_dog(x3) & a_tan(s2) & Theme(s2,x3) & subset_of(x2,x1) & n_dog(x2) & a_brown(s1) & Theme(s1,x2))
exists e1 x1 x2 x3.(n_yard(x3) & n_dog(x1) & card_eq_2(x1) & in(e1,x3) & with(e1,x2) & n_stick(x2) & Actor(e1,x1) & v_play(e1))