Several people sit on a crowded subway, while two woman stand in the middle holding the poles.
There are 30 people in the subway car.
Several people in the subway  does not imply 30 people in subway
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7.(n_pole(x7) & n_middle(x5) & in(e1,x5) & Theme(e2,x7) & Actor(e2,x6) & v_hold(e2) & (x5 = x6) & while(e1,x3) & n_stand(x3) & of(x3,x4) & n_woman(x4) & card_eq_2(x3) & on(e1,x2) & n_subway(x2) & a_crowded(s2) & Theme(s2,x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists p1 x1 x2 x3.(n_car(x2) & of(x2,x3) & n_subway(x3) & in(p1,x2) & exists x4.((x1 = x4) & n_people(x4) & n_date(x4) & a_date_day_30(x4) & a_date_day_30(x4)))