premise: A little girl on a piece of playground equipment
hypothesis: A dog watches tv.
explanation_1: The girl is human. A dog is an animal.
explanation_2: One can't be both a dog and a little girl.
explanation_3: The subjects are a dog and a girl which are different.
premise_logic: exists s1 x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & of(x2,x3) & n_equipment(x3) & of(x3,x4) & n_playground(x4) & n_piece(x2) & n_girl(x1) & a_little(s1) & Theme(s1,x1))
hypothesis_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_tv(x2) & n_dog(x1))