Whose song is Ave Satani / The Gates Of Hell?

Artist		Album
Black Sabbath		Apollo Theater Manchester 12-09-90 Disc 1 Cornwall Coliseum St Austell 10-09-90 Disc 1 Kurlhalle Vienna 08-10-90 Disc 1 Royal Court Liverpool 02-09-90 Disc 1 Schwarzwald Halle Appenweiler 14-10-90 Disc 1 Senden 10-10-90 Disc 1 St George's Hall Bradford 13-09-90 Disc 1 Stadthalle Offenbach 17-10-90 Disc 1