Hector Munro - pen-name, Saki - died in action in 1916. His life can never be fully documented, and his character remains a riddle. In his stories, the author's mask of elegant, malicious wit is occasionally twitched aside to reveal something disquieting. Brian Gear presents his own view of Munro. with readings from ' Saki by Charles Kay. Producer PAMELA HOWE BBC Bristol i Repeat) long wave only