Some people sitting inside a running train.
The train is empty due to the station being closed.
IT'S NOT EMPTY IF PEOPLE ARE THERE
exists e2 e1 x1 x2 x3.(a_topic(x1) & inside(e1,x3) & n_train(x3) & Actor(e2,x3) & v_run(e2) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_people(x1))
exists e1 s1 x1 x2 x3.(n_station(x2) & n_train(x1) & r_empty(s1) & to(s1,x2) & Theme(e1,x3) & v_close(e1) & (x2 = x3) & Theme(s1,x1) & a_due(s1))