Two young adults crossing the street using a crosswalk.
Two old men crossing a cornfield.
Young means you have not aged much and old means you have aged a lot so you cannot be both of these things.
exists e2 e1 s1 x1 x2 x3 x4.(n_street(x3) & a_topic(x1) & for(e1,e2) & Theme(e2,x4) & Actor(e2,x2) & v_use(e2) & n_crosswalk(x4) & Theme(e1,x3) & Actor(e1,x2) & v_cross(e1) & (x1 = x2) & n_adult(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_cross(e1) & n_cornfield(x3) & (x1 = x2) & n_man(x1) & a_old(s1) & Theme(s1,x1) & card_eq_2(x1))