ised ▁the ▁college ▁of ▁sec ular ▁can ons ▁attached ▁to ▁the ▁c athedral . ▁Reyn elm ▁died ▁in ▁ 1 1 1 5 , ▁and ▁it ▁was ▁only ▁under ▁his ▁third ▁successor , ▁Robert ▁de ▁Bet un , ▁who ▁was ▁Bishop ▁from ▁ 1 1 3 1 ▁to ▁ 1 1 4 8 , ▁that ▁the ▁church ▁was ▁brought ▁to ▁completion . ▁ ▁Of ▁this ▁Norman ▁church , ▁the ▁surv iving ▁parts ▁are ▁the ▁nave ▁ar cade , ▁the ▁cho ir ▁up ▁to ▁the ▁spring ▁of ▁the ▁cler est ory , ▁the ▁cho ir ▁a is le , ▁the ▁south ▁tr anse pt , ▁and ▁the ▁crossing ▁arch es . ▁Sc arc ely ▁ 5 0 ▁years ▁after ▁its ▁completion ▁William ▁de ▁Vere , ▁who ▁occupied ▁the ▁see ▁from ▁ 1 1 8 6 ▁to ▁ 1 1 9 9 , ▁alter ed ▁the ▁east ▁end ▁by ▁construct ing ▁a ▁retro - cho ir ▁or ▁process ional ▁path ▁and ▁a ▁Lady ▁Chap el ; ▁the ▁latter ▁was ▁re built ▁not ▁long ▁afterwards — between ▁the ▁years ▁ 1 2 2 6 ▁and ▁ 1 2 4 6 , ▁during ▁the ▁Early ▁English ▁style — with ▁a ▁crypt ▁beneath . ▁Ar ound ▁the ▁middle ▁of ▁the ▁century ▁the ▁cler est ory , ▁and ▁probably ▁the ▁v ault ing ▁of ▁the ▁cho ir , ▁were ▁re built , ▁having ▁been ▁dam aged ▁by ▁the ▁sett ling ▁of ▁the ▁central ▁tower . ▁Under ▁Peter ▁of ▁A igue bl anche ▁( bishop ▁ 1 2 4 0