Two women are crossing the street and smiling.
women smile at a joke as they cross the street
Smiling odes not imply it is in reference to a joke.
exists e2 e1 x1 x2 x3.(n_street(x2) & Actor(e2,x3) & v_smile(e2) & n_woman(x3) & card_eq_2(x3) & Theme(e1,x2) & Actor(e1,x1) & v_cross(e1) & n_woman(x1) & card_eq_2(x1))
exists e1 p1 x1 x2 x3.(n_street(x3) & exists e2.(Theme(e2,x3) & Actor(e2,x1) & v_cross(e2)) & n_thing(x1) & as(e1,p1) & at(e1,x2) & n_joke(x2) & Actor(e1,x1) & v_smile(e1) & n_woman(x1))