    Sentence:1: They. also; said the rile: will  make the:nation 's electrizal system: more  reliable’ + a-high-profile.issue'-after fast.  week,’s'assive power-blickour.                   Sentence’2! ‘They-also said ‘the rule ‘will  improve’ the.-reliability of “the:-nation's  electrical) system, which’ is needed: after.  last' week's niassive power blackout =