Provided, however, there shall be no anti-doping rule violation based solely on Possession if, prior to receiving notification of any kind that the Person has committed an anti-doping rule violation, the Person has taken concrete action demonstrating that the Person never intended to have Possession and has APPENDIX 1  Definitions[Comment to No Significant Fault or Negligence: For Cannabinoids, an Athlete may establish No Significant Fault or Negligence by clearly demonstrating that the context of the Use was unrelated to sport performance.