The workers prepare the large tube for hauling.
The large tube is about to be hauled by the workers.
When you prepare to do something you are about to do it.
exists e1 s1 x1 x2 x3.(n_tube(x2) & a_large(s1) & Theme(s1,x2) & n_worker(x1) & for(e1,x3) & n_hauling(x3) & Theme(e1,x2) & Actor(e1,x1) & v_prepare(e1))
exists p1 s1 s2 x1 x2.(n_worker(x2) & n_tube(x1) & a_large(s1) & Theme(s1,x1) & Topic(s2,p1) & Actor(s2,x1) & a_about(s2) & exists e1.(Actor(e1,x2) & Theme(e1,x1) & v_haul(e1)))