Two guys with one guy holding a homeless sign.
A person holding a bouquet of flowers.
A single person with flowers is not two guys with a homeless sign.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_hold(e1) & n_sign(x4) & a_homeless(s1) & Theme(s1,x4) & (x1 = x3) & with(x1,x2) & n_guy(x2) & card_eq_1(x2) & n_guy(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & of(x3,x4) & n_flower(x4) & n_bouquet(x3) & (x1 = x2) & n_person(x1))