premise: Two large dogs attempt to bite each other playfully.
hypothesis: The dogs know each other.
explanation_1: Just because two large dogs attempt to bite each other playfully does not indicate that dogs know each other.
premise_logic: exists e1 p1 s1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_attempt(e1) & all s2 x2.((n_other(x2) & a_playfully(s2) & Theme(s2,x2)) -> exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_bite(e2))) & n_dog(x1) & a_large(s1) & Theme(s1,x1) & card_eq_2(x1))
hypothesis_logic: exists x1.(n_dog(x1) & all x2.(n_other(x2) -> exists e1.(Theme(e1,x2) & Actor(e1,x1) & v_know(e1))))
premise_sim: exists e1 p1 s1 x1.(v_attempt(e1) & n_dog(x1) & card_eq_2(x1) & all s2 x2.(exists e2.(v_bite(e2) & Theme(e2,x2) & Actor(e2,x1)) | -n_other(x2) | -a_playfully(s2) | -Theme(s2,x2)) & a_large(s1) & Topic(e1,p1) & Theme(s1,x1) & Actor(e1,x1))
hypothesis_sim: exists x1.(n_dog(x1) & all x2.(exists e1.(v_know(e1) & Theme(e1,x2) & Actor(e1,x1)) | -n_other(x2)))