A soldier is sitting on top a jeep.
The soldier is on top of a vehicle.
A jeep is a vehicle.
exists e1 x1 x2 x3.(n_jeep(x3) & Time(e1,x3) & on(e1,x2) & n_top(x2) & Actor(e1,x1) & v_sit(e1) & n_soldier(x1))
exists p1 x1.(n_soldier(x1) & exists x2 x3.(on(x1,x2) & of(x2,x3) & n_vehicle(x3) & n_top(x2)))