premise: A brown dog jumps over an obstacle.
hypothesis: The dog is a chihuahua.
explanation_1: Not every brown dog is a chihuahua.
explanation_2: A brown dog could be any breed not just a chihuahua.
explanation_3: The dog must not be a chihuahua.
premise_logic: exists s1 x1 x2 x3.(a_topic(x1) & over(x1,x3) & n_obstacle(x3) & n_jump(x1) & of(x1,x2) & n_dog(x2) & a_brown(s1) & Theme(s1,x1))
hypothesis_logic: exists p1 x1.(n_dog(x1) & exists x2.((x1 = x2) & n_chihuahua(x2)))
premise_sim: exists s1 x1 x2 x3.(over(x1,x3) & of(x1,x2) & n_obstacle(x3) & n_jump(x1) & n_dog(x2) & a_topic(x1) & a_brown(s1) & Theme(s1,x1))
hypothesis_sim: exists x1.(n_dog(x1) & exists x2.(n_chihuahua(x2) & (x1 = x2)))