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   or a Specified Method , unless the Athlete or other Person can establish that the anti - doping rule violation was not  intentional.