▁Bert ila ▁became ▁Holy ▁Roman ▁Em press , ▁after ▁her ▁husband ▁was ▁crown ed ▁Emperor . ▁She ▁died ▁this ▁same ▁year , ▁probably ▁of ▁poison ing , ▁and ▁perhaps ▁at ▁her ▁husband ' s ▁request . ▁At ▁about ▁this ▁time , ▁Bert ila ▁had ▁been ▁accused ▁of ▁inf idel ity , ▁although ▁this ▁charge ▁was ▁frequently ▁made ▁against ▁the ▁w ives ▁of ▁k ings ▁in ▁this ▁period , ▁and ▁often ▁mask ed ▁wider ▁political ▁intr ig ues . ▁Bert ila ▁was ▁also ▁accused ▁of ▁taking ▁advice ▁from ▁an ▁evil ▁' C ir ce '. ▁T iz iana ▁L azz ari ▁suggests ▁that ▁this ▁is ▁a ▁reference ▁to ▁Ber tha ▁of ▁T usc any , ▁wife ▁of ▁Ad al bert ▁II , ▁Mar gra ve ▁of ▁T usc any , ▁who ▁was ▁in ▁open ▁opposition ▁to ▁Ber eng ar ' s ▁rule . ▁ ▁By ▁December ▁ 9 1 5 ▁Ber eng ar ▁had ▁rem ar ried , ▁to ▁Anna ▁of ▁Prov ence , ▁daughter ▁of ▁Louis ▁the ▁Bl ind . ▁ ▁Issue ▁Bert ila ▁and ▁Ber eng ar ▁had ▁several ▁children . ▁ ▁By ▁ 9 0 8 , ▁their ▁daughter , ▁Ber tha , ▁was ▁abb ess ▁of ▁Santa ▁Giul ia ▁in ▁Bres cia , ▁where ▁her ▁pat ernal ▁a unt , ▁G is ela , ▁had ▁once ▁been ▁a ▁nun . ▁Their ▁younger ▁daughter ▁G is ela ▁of ▁Fri uli ▁( 8 8 2 – 9 1 0 ) ▁married ▁Ad al bert ▁I ▁of ▁I v rea , ▁who ▁were