(operator
 XMOVE
 (params
  (<object> CARGO) (<vehicle> VEHICLE))
 (preconds 
  (usable <vehicle>) (at <object> START))
 (effects 
  (del usable <vehicle>) (del at <object> START) (at <object> X)))

(operator
 YMOVE
 (params
  (<object> CARGO) (<vehicle> VEHICLE) (<vehicle> MULTIUSE))
 (preconds 
  (usable <vehicle>) (at <object> START))
 (effects 
  (del usable <vehicle>) (del at <object> START) (at <object> Y)))