A man is standing on a ladder in front of a cross, while a person is holding the ladder.
The man stands in front of the school bus.
One man has help to prevent an accident and the other man is in place where there might be an accident.
exists e1 p1 x1 x2 x3 x4.(exists e2 x5.(Theme(e2,x2) & Actor(e2,x5) & v_hold(e2) & n_person(x5)) & n_ladder(x2) & n_ladder(x2) & while(e1,p1) & in(e1,x3) & of(x3,x4) & n_cross(x4) & n_front(x3) & on(e1,x2) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists e1 x1 x2 x3 x4.(n_bus(x3) & of(x3,x4) & n_school(x4) & n_man(x1) & in(e1,x2) & of(x2,x3) & n_front(x2) & Actor(e1,x1) & v_stand(e1))