premise: a dog chases another dog.
hypothesis: Two dogs are running.
explanation_1: Dog plus another dog equals two dogs.
explanation_2: Answer; Running refers to chasing.
explanation_3: Dog chases dog equals two dogs running.
premise_logic: exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_dog(x2) & -(x2 = x1) & n_dog(x1) & n_dog(x1))
hypothesis_logic: exists e1 x1.(Actor(e1,x1) & v_run(e1) & n_dog(x1) & card_eq_2(x1))