▁two ▁ 1 8 th ▁century ▁gra ves ▁remained . ▁ ▁In ▁ 1 9 6 5 , ▁the ▁Church ▁became ▁a ▁branch ▁of ▁the ▁National ▁San ctu ary ▁" S oph ia ▁of ▁K iev ", ▁allowing ▁for ▁major ▁rest or ations ▁as ▁well ▁as ▁historical ▁documentation ▁to ▁begin . ▁ ▁Since ▁the ▁late ▁ 1 9 9 0 s , ▁the ▁Ukrain ian ▁Orth odox ▁Church ▁has ▁been ▁allowed ▁to ▁conduct ▁regular ▁services ▁inside ▁the ▁structure . ▁ ▁Build ings ▁ ▁St . ▁Cy ril ' s ▁Church ▁St . ▁Cy ril ' s ▁Church ▁( , ▁transl it . ▁Ky ry liv s ’ ka ▁t ser k va ) ▁is ▁a ▁rect angular - sh aped ▁structure ▁with ▁three ▁a ps es ▁j ut ting ▁out ▁on ▁the ▁eastern ▁side . ▁The ▁church ' s ▁d ome ▁and ▁v ault s ▁rest ▁upon ▁six ▁cru c iform ▁pi ers . ▁A ▁st air case ▁built ▁into ▁the ▁north ▁wall ▁leads ▁up ▁to ▁the ▁gallery ▁in ▁the ▁western ▁section . ▁On ▁this ▁side ▁there ▁is ▁also ▁a ▁chap el ▁- ▁a ▁rare ▁feature ▁of ▁ancient ▁K ie van ▁Rus ' ▁churches . ▁The ▁bapt ister y ▁and ▁the ▁nich es ▁of ▁the ▁n art hex ▁are ▁other ▁un common ▁features . ▁Origin ally , ▁each ▁of ▁the ▁v ault s ▁was ▁roof ed ▁with ▁pl ates ▁of ▁sheet ▁steel . ▁ ▁Through out ▁the ▁centuries , ▁the ▁church ▁suffered ▁more ▁than ▁once ▁from ▁dev ast ating ▁enemy ▁ra ids ▁and