Two women laugh at a joke on a stop sign.
The women are outside by a stop sign.
On a stop sign implies outside.
exists x1 x2 x3 x4 x5.(a_topic(x1) & at(x1,x3) & on(x3,x4) & n_sign(x4) & of(x4,x5) & n_stop(x5) & n_joke(x3) & n_laugh(x1) & of(x1,x2) & n_woman(x2) & card_eq_2(x1))
exists s1 x1 x2 x3.(n_woman(x1) & by(s1,x2) & n_sign(x2) & of(x2,x3) & n_stop(x3) & Theme(s1,x1) & a_outside(s1))