Two dogs wrestle in the grass.
two dogs are outside
Grass grows outside so it may be implied the dogs are located outside.
exists e1 x1 x2.(n_grass(x2) & in(e1,x2) & Actor(e1,x1) & v_wrestle(e1) & n_dog(x1) & card_eq_2(x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_dog(x1) & card_eq_2(x1))