Notwiths tanding anything to the contrary in this definition, the purchase (including by any electronic or other means) of a Prohibited Substance  or Prohib ited Method  constitutes Possession  by the Person  who makes the purchase.80   80  [Comment to Possession : Under this definition, anabolic steroids found in an Athlete's  car would co nstitute  a violation unless the Athlete est ablishes that someone else used the car; in that event, WAKO must establish that, even though the Athlete did not have exclusive control over the car, the Athlete knew about the anabolic steroids and intended to h ave cont rol over them.