Two dogs standing in the snow.
The two dogs have leashes on.
Two dogs standing in the snow can be off-leash, or one can be on a leash while the other dog is not wearing a leash.
exists e1 x1 x2 x3.(n_snow(x3) & a_topic(x1) & in(e1,x3) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_dog(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(n_dog(x1) & card_eq_2(x1) & a_on(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_leash(x2))