Two women have a seat in a busy metropolitan area.
Two sisters sit and talk in the middle of a subway station
Two women sitting together does not mean that they are sisters and there is no mention of a subway station even though they are in a busy metropolitan area.
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & in(x2,x3) & n_area(x3) & a_metropolitan(s2) & Theme(s2,x3) & a_busy(s1) & Theme(s1,x3) & n_seat(x2) & n_woman(x1) & card_eq_2(x1))
exists e2 e1 x1 x2 x3 x4 x5.(n_middle(x3) & in(e2,x3) & of(x3,x4) & n_station(x4) & of(x4,x5) & n_subway(x5) & Actor(e2,x2) & v_talk(e2) & n_sister(x2) & card_eq_2(x2) & Actor(e1,x1) & v_sit(e1) & n_sister(x1) & card_eq_2(x1))