▁with ▁officials . ▁At ▁C ura ça o ▁ 1 9 6 2 , ▁there ▁was ▁an ▁uno fficial ▁consp i racy ▁by ▁Pet ros ian , ▁G eller ▁and ▁K eres , ▁and ▁this ▁worked ▁out ▁to ▁K eres ' ▁dis adv antage , ▁since ▁he ▁may ▁have ▁been ▁slightly ▁stronger ▁than ▁both ▁Pet ros ian ▁and ▁G eller ▁at ▁this ▁stage . ▁Bron stein , ▁in ▁his ▁final ▁book , ▁published ▁just ▁after ▁his ▁death ▁in ▁late ▁ 2 0 0 6 , ▁wrote ▁that ▁the ▁Soviet ▁ch ess ▁leadership ▁fav oured ▁Sm ys lov ▁to ▁win ▁Zur ich ▁ 1 9 5 3 , ▁and ▁press ured ▁several ▁of ▁the ▁other ▁top ▁S ovi ets ▁to ▁ar range ▁this ▁outcome , ▁which ▁did ▁in ▁fact ▁occur . ▁Bron stein ▁wrote ▁that ▁K eres ▁was ▁ordered ▁to ▁draw ▁his ▁second ▁cycle ▁game ▁with ▁Sm ys lov , ▁to ▁con serve ▁Sm ys lov ' s ▁f ading ▁physical ▁strength ; ▁K eres , ▁who ▁still ▁had ▁his ▁own ▁hopes ▁of ▁winning ▁the ▁event , ▁tried ▁as ▁White ▁to ▁win ▁an ▁attack ing ▁game , ▁but ▁instead ▁lost ▁because ▁of ▁Sm ys lov ' s ▁excellent ▁play . ▁ ▁Three - time ▁Soviet ▁champion , ▁career ▁peak ▁In ▁several ▁other ▁post - war ▁events , ▁however , ▁K eres ▁domin ated ▁the ▁field . ▁He ▁won ▁the ▁exception ally ▁strong ▁USS R ▁Ch ess ▁Championship ▁three ▁times . ▁In ▁ 1 9 4 7 , ▁he ▁won ▁at ▁L ening rad ,