10.2 Ineligibility  for Presence, Use or Attempted Use , or Possession of a Prohibited Substance  or Prohibited Method   The period of Ineligibility  for a violation of Article 2.1, 2.2 or 2.6 shall be as follows, subject to potential elimination, reduction or suspension pursuant to Article 10.5, 10.6 or 10.7:  10.2.1  The period of Ineligibility , subject to Article 10.2.4, shall be four (4) years where:  10.2.1.1  The anti-doping rule violation does not involve a Specified Substance a or Specified Method , unless the Rower or other Person can establish that the anti-doping rule violation was not intentional.40  10.2.1.2  The anti-doping rule violation involves a Specified Substance  or a Specified Method  and FISA can establish that the anti-doping rule violation was intentional.