▁by ▁three ▁qu arters ▁of ▁a ▁length ▁from ▁Mel ody ▁with ▁the ▁col t ▁St ▁Simon ▁of ▁the ▁Rock ▁taking ▁third ▁ahead ▁of ▁Or ion . ▁ ▁The ▁ 1 1 3 th ▁edition ▁of ▁the ▁O aks ▁St akes ▁over ▁one ▁and ▁a ▁half ▁miles ▁at ▁E ps om ▁Race course ▁on ▁ 2 9 ▁May ▁attract ed ▁a ▁field ▁of ▁six ▁run ners , ▁but ▁appeared ▁to ▁be ▁effectively ▁a ▁match ▁race ▁between ▁M imi , ▁the ▁ 4 / 7 ▁favour ite , ▁and ▁Cor st orph ine , ▁who ▁started ▁at ▁ 7 / 2 . ▁With ▁Rick aby ▁again ▁in ▁the ▁s addle , ▁M imi ▁rac ed ▁in ▁third ▁place ▁behind ▁Sab ra ▁and ▁St ▁K ilda ▁before ▁" s we eping " ▁past ▁to ▁take ▁the ▁lead ▁on ▁the ▁final ▁turn . ▁She ▁drew ▁away ▁in ▁the ▁last ▁quarter ▁mile ▁to ▁win ▁" in ▁a ▁can ter " ▁by ▁four ▁lengths ▁from ▁Cor st orph ine , ▁with ▁third ▁place ▁going ▁to ▁the ▁ 5 0 / 1 ▁out s ider ▁Lady ▁Prim rose . ▁As ▁at ▁New market ▁her ▁winning ▁time ▁better ed ▁that ▁of ▁Common ▁in ▁the ▁col t ' s ▁classic : ▁the ▁O aks ▁was ▁won ▁in ▁ 2 : 5 4 . 6 ▁while ▁the ▁Derby ▁St akes ▁took ▁ 2 : 5 6 . 8 . ▁ ▁On ▁her ▁next ▁appearance ▁M imi ▁was ▁made ▁ 4 / 7 ▁favour ite ▁to ▁win ▁the ▁£ 6 , 0 0 0