ph ▁ ▁University ▁of ▁Toronto , ▁Toronto ▁ ▁Georg ian ▁College , ▁Bar rie ▁ ▁Laurent ian ▁University ▁and ▁Camb rian ▁College , ▁Sud bury ▁ ▁West ▁Zone : ▁▁ ▁Bro ck ▁University , ▁St . ▁C ath ar ines ▁ ▁Mc Master ▁University , ▁Hamilton ▁ ▁University ▁of ▁Water lo o , ▁Water lo o ▁ ▁University ▁of ▁Western ▁Ontario , ▁London ▁ ▁Wil fr id ▁Laur ier ▁University , ▁Water lo o ▁ ▁University ▁of ▁W inds or , ▁W inds or ▁ ▁Div isions ▁▁ ▁There ▁are ▁four ▁divisions , ▁each ▁with ▁an ▁over ▁f ences ▁and ▁under ▁s addle ▁class . ▁R iders ▁in ▁the ▁Open ▁division ▁comp ete ▁over ▁a ▁course ▁of ▁j umps ▁set ▁at ▁ 3 ', ▁while ▁Inter mediate ▁compet es ▁at ▁ 2 ' 6 ", ▁Nov ice ▁ 2 ' 3 " ▁and ▁Entry ▁ 1 8 ". ▁Div isions ▁are ▁based ▁upon ▁ability ▁and ▁experience ▁to ▁allow ▁rid ers ▁comp ete ▁against ▁people ▁of ▁similar ▁skill ▁levels . ▁Gener ally , ▁the ▁division ▁qual ifications ▁are ▁as ▁follows : ▁▁ ▁Open : ▁winning ▁three ▁first ▁place ▁rib b ons ▁in ▁an ▁equ itation ▁over ▁f ences ▁at ▁a ▁height ▁of ▁ 3 ' 3 ", ▁or ▁placing ▁six ▁times ▁in ▁an ▁equ itation , ▁h unter ▁over ▁f ences , ▁or ▁j um per ▁class ▁at ▁a ▁height ▁of ▁ 3 ' 6 ". ▁ ▁Inter mediate : ▁winning ▁three ▁first ▁place ▁rib b ons ▁in ▁an ▁equ itation ▁over ▁f ences