People are standing on a train platform waiting for the train.
People are waiting for the train, so they can go home.
Answer :Just because they are waiting for the train does not necessarily imply that they can go home.
exists e1 e2 x1 x2 x3.(for(e1,e2) & for(e2,x3) & n_train(x3) & n_train(x3) & Actor(e2,x1) & v_wait(e2) & on(e1,x2) & n_platform(x2) & of(x2,x3) & Actor(e1,x1) & v_stand(e1) & n_people(x1))
exists p1 p2 p3 x2.(n_thing(x2) & n_train(x2) & exists e2 p4.(exists e3 x3.(Theme(e3,x3) & Actor(e3,x2) & v_go(e3) & n_home(x3)) & Topic(e2,p4) & Actor(e2,x2) & v_can(e2)) & exists e1 x1.(for(e1,x2) & Actor(e1,x1) & v_wait(e1) & n_people(x1)) & so(p2,p3))