Several people sit on a crowded subway, while two woman stand in the middle holding the poles.
A subway crowded after the concert.
Several people in the subway does not imply the subway is crowded after the concert.
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 e1 x1 x2 x3.(n_concert(x3) & a_topic(x1) & after(e1,x3) & Theme(e1,x2) & v_crowd(e1) & (x1 = x2) & n_subway(x1))