premise: Two bikers talk as they pass each other.
hypothesis: A man and woman talk as they pass each other.
explanation_1: Just because two bikers talk as they pass each other doesn't mean that they are man & woman, they may be of same sex.
premise_logic: exists e1 p1 x1.(all x2.(n_other(x2) -> exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_pass(e2))) & n_thing(x1) & as(e1,p1) & Actor(e1,x1) & v_talk(e1) & n_biker(x1) & card_eq_2(x1))
hypothesis_logic: exists p1 s1 x1 x2 x3.(a_topic(s1) & subset_of(x2,s1) & all x4.(n_other(x4) -> exists e1.(Theme(e1,x4) & Actor(e1,x1) & v_pass(e1))) & n_thing(x1) & as(x2,p1) & n_talk(x2) & of(x2,x3) & n_woman(x3) & subset_of(x1,s1) & n_man(x1))
premise_sim: exists e1 p1 x1.(v_talk(e1) & n_thing(x1) & n_biker(x1) & card_eq_2(x1) & as(e1,p1) & all x2.(exists e2.(v_pass(e2) & Theme(e2,x2) & Actor(e2,x1)) | -n_other(x2)) & Actor(e1,x1))
hypothesis_sim: exists p1 s1 x1 x2 x3.(subset_of(x2,s1) & subset_of(x1,s1) & of(x2,x3) & n_woman(x3) & n_thing(x1) & n_talk(x2) & n_man(x1) & as(x2,p1) & all x4.(exists e1.(v_pass(e1) & Theme(e1,x4) & Actor(e1,x1)) | -n_other(x4)) & a_topic(s1))