Men in orange doing clean up beside of a subway.
The ladies are cleaning the inside of the train.
It is either men or ladies. Men are not ladies. Cleaning beside the subway is not the same as cleaning inside the train.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & of(e1,x5) & n_subway(x5) & r_beside(e1) & a_up(s1) & Manner(e1,s1) & Theme(e1,x4) & Actor(e1,x3) & v_do(e1) & n_clean(x4) & (x1 = x3) & in(x1,x2) & n_orange(x2) & n_man(x1))
exists e1 x1 x2 x3.(n_train(x3) & n_inside(x2) & n_lady(x1) & Theme(e1,x2) & Actor(e1,x1) & v_clean(e1) & of(x2,x3))