Where these Anti -Doping Rules place the burden of proof upon the Athlete or other Person alleged to have committed  an anti-doping  rule violation  to rebut  a presumption  or establish  World Triathlon Anti -Doping Rules 2021  10  specified  facts or circumstances, except as provided in Articles 3.2.2 and 3.2.3, the standard of proof shall be by a balance of  probability.