The dollies and shipping containers create a roadway for the worker driving the vehicle.
There are several shipping containers.
several here means dollies and shipping
exists e2 e1 x1 x2 x3 x4 x5 x6 x7 x8.(n_vehicle(x8) & n_worker(x6) & n_dolly(x2) & Theme(e2,x5) & Actor(e2,x1) & v_create(e2) & for(x5,x6) & Theme(e1,x8) & Actor(e1,x7) & v_drive(e1) & (x6 = x7) & n_roadway(x5) & subset_of(x3,x1) & n_container(x3) & of(x3,x4) & n_shipping(x4) & subset_of(x2,x1))
exists p1 x1 s1 x2 x3.((x1 = x2) & n_container(x2) & of(x2,x3) & n_shipping(x3) & a_several(s1) & Theme(s1,x2))