Five people on a sidewalk.
There are people talking outside.
Five people can be on a sidewalk without talking to each other.
exists x1 x2.(a_topic(x1) & on(x1,x2) & n_sidewalk(x2) & n_people(x1) & card_eq_5(x1))
exists p1 x1 e1 s1 x2 x3.((x1 = x2) & a_outside(s1) & Manner(e1,s1) & Actor(e1,x3) & v_talk(e1) & (x2 = x3) & n_people(x2))