▁gr ades , ▁participants ▁use ▁a ▁ 4 0 ▁x ▁ 2 0 ▁met re ▁ar ena . ▁ ▁The ▁dress age ▁events ▁open ▁to ▁Gra de ▁ 5 ▁classification ▁included ▁" W alk , ▁T rot , ▁Can ter , ▁Can ter ▁Half - P ir ou ettes , ▁ 3 ▁and ▁ 4 ▁sequence ▁changes ▁and ▁later al ▁work ." ▁ ▁At ▁Gra de ▁ 5 ▁participants ▁move ▁up ▁to ▁the ▁ 6 0 ▁x ▁ 2 0 ▁met re ▁ar ena . ▁ ▁All ▁class ▁events ▁are ▁mixed ▁gender ed . ▁ ▁For ▁national ▁team ▁compet itions ▁such ▁as ▁the ▁Par al ym p ics , ▁each ▁team ▁consists ▁of ▁three ▁rid ers , ▁one ▁of ▁whom ▁must ▁be ▁a ▁Gra de ▁ 1 , ▁Gra de ▁ 2 ▁or ▁Gra de ▁ 3 ▁r ider . ▁ ▁, ▁people ▁with ▁physical ▁and ▁visual ▁dis abilities ▁are ▁el ig ible ▁to ▁comp ete . ▁ ▁Para - d riv ing ▁ ▁The ▁other ▁para - e quest rian ▁event ▁is ▁para - d riv ing . ▁▁ ▁It ▁was ▁previously ▁called ▁Car riage ▁D riv ing . ▁All ▁class ▁events ▁are ▁mixed ▁gender ed . ▁ ▁Equ ip ment ▁ ▁The ▁sport ▁is ▁the ▁one ▁with ▁one ▁of ▁the ▁highest ▁rates ▁of ▁injury ▁and ▁ill ness ▁among ▁all ▁Par al ym pic ▁sports . ▁ ▁For ▁this ▁reason , ▁much ▁of ▁the ▁equipment ▁for ▁the ▁sport ▁is ▁developed ▁with ▁this ▁in ▁mind . ▁Much ▁of ▁the ▁equipment ▁uses ▁Vel cro