Tantalizer 122: Skeleton

From New Scientist #672, 23rd October 1969 [link] For readers who like to see what they are doing, here for a change is a Tantalizer in undress. Suppose there are five men, A, B, C, D, E, each with a different alias, P, Q, R, S, T. 1. If C is not S, then B [ ]