Two men talking while in a crowded building.
Two men are smoking in the building.
They are either talking or smoking.
exists e1 s1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_building(x3) & a_crowded(s1) & Theme(s1,x3) & r_while(e1) & Actor(e1,x2) & v_talk(e1) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_building(x2) & in(e1,x2) & Actor(e1,x1) & v_smoke(e1) & n_man(x1) & card_eq_2(x1))