P434 ORACLE 434 Sat29 Jul C4 2201:10  4-Tel        11.10pm, SATURDAY, JULY 29 "One of the most inspired and effective uses of airtime yet devised" is how The Guardian described this open- ended discussion prograllf. This edition will be focused around the question of belief in continued physical existence after death. The guests include the Bishop of Durham Michael Bentine and Roger McGough, and the chairman is Anthony H Wilson.  Channel 4 Daily details on 451  Tomorrow's C4 programmes on 415