Two bikers talk as they pass each other.
Two people on bikes talk to each other.
Bikers talk as the pass one another.
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 e1 x1 x2.(all x3.(n_other(x3) -> to(e1,x3)) & Actor(e1,x1) & v_talk(e1) & on(x1,x2) & n_bike(x2) & n_people(x1) & card_eq_2(x1))