Two bikers talk as they pass each other.
A man and woman talk as they pass each other.
Just because two bikers talk as they pass each other doesn't mean that they are man & woman, they may be of same sex.
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))
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))