Many people on a train hold onto handles.
Men and women riding a train.
The people can be all men or all women.
exists x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & onto(x2,x4) & n_handle(x4) & n_hold(x2) & of(x2,x3) & n_train(x3) & n_people(x1) & n_quantity(x1))
exists e1 s1 x1 x2 x3 x4.(a_topic(s1) & subset_of(x2,s1) & Theme(e1,x4) & Actor(e1,x3) & v_ride(e1) & n_train(x4) & (x2 = x3) & n_woman(x2) & subset_of(x1,s1) & n_man(x1))