ce iver " ▁features ▁ener get ic ▁solo ing ▁and ▁a ▁heavy , ▁Black ▁S abb ath - like ▁break ▁with ▁so aring , ▁high - p itch ed ▁vocals , ▁clim ax ing ▁in ▁a ▁repet itive ▁ac oust ic ▁closing . ▁ ▁P rel ude ▁ ▁" P rel ude " ▁is ▁a ▁short ▁bar o que ▁instrument al , ▁altern ating ▁between ▁the ▁t onic ▁and ▁dominant , ▁and ▁is ▁arranged ▁for ▁key boards , ▁gu it ars , ▁and ▁tom - tom ▁drums . ▁ ▁Despite ▁the ▁title , ▁" P rel ude " ▁is ▁mus ically ▁un related ▁to ▁the ▁following ▁track , ▁" T yr ant ". ▁ ▁T yr ant ▁ ▁A ▁short ▁track ▁full ▁of ▁many ▁parts ▁and ▁tempo ▁changes , ▁Half ord ▁has ▁said ▁" T yr ant " ▁express es ▁his ▁" a version ▁towards ▁any ▁form ▁of ▁control ". ▁ ▁Gen o cide ▁ ▁A ▁forward - looking , ▁r iff - he avy ▁ro cker , ▁bearing ▁the ▁influence ▁of ▁heavy ▁rock ers ▁such ▁as ▁the ▁Deep ▁Pur ple ▁tracks ▁" W oman ▁from ▁Tokyo " ▁and ▁" B urn ". ▁ ▁Half ord ▁expressed ▁hope ▁that ▁the ▁song ' s ▁" strong ▁and ▁graph ic " ▁lyr ics ▁would ▁" be ▁provoc ative ▁and ▁somewhat ▁controvers ial ▁and ▁to ▁stim ulate ▁people ". ▁ ▁The ▁phrase ▁" sin ▁after ▁sin " ▁from ▁the ▁lyr ics ▁to ▁" G eno cide " ▁provided ▁the ▁title ▁to ▁the ▁band ' s ▁next