premise: A dog and two birds.
hypothesis: There are two different types of animals.
explanation_1: A dog and birds are different animals.
premise_logic: exists x1 x2.(a_topic(x1) & n_bird(x1) & card_eq_2(x1) & of(x1,x2) & n_dog(x2))
hypothesis_logic: exists p1 x1 x3.(n_type(x3) & exists x2 x4.((x1 = x2) & of(x2,x4) & n_animal(x4) & -(x2 = x3) & n_type(x2) & card_eq_2(x2)))
premise_sim: exists x1 x2.(of(x1,x2) & n_dog(x2) & n_bird(x1) & card_eq_2(x1) & a_topic(x1))
hypothesis_sim: exists x1 x3.(n_type(x3) & exists x2 x4.(of(x2,x4) & n_type(x2) & n_animal(x4) & card_eq_2(x2) & -(x2 = x3) & (x1 = x2)))