Three people, smiling while playing cards.
Three men playing poker.
Just because three men are playing cards doesn't mean they are playing poker.
exists e2 e1 x1 x2.(while(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_play(e2) & n_card(x2) & Actor(e1,x1) & v_smile(e1) & n_people(x1) & card_eq_3(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_poker(x3) & (x1 = x2) & n_man(x1) & card_eq_3(x1))