This 13th season opens tonight at BristolPolytechnic when the first four of 48 hopeful contenders from Wales and south west England meet to compete for a place in the semi-finals.Winifred Bosworth (secretarial assistant) The life of Queen Eleanor of AquitaineSharon Colesell (invoice clerk) The life and works of Oscar WildeBrian Rowlands (school teacher) Greek mythology Jan Evans (freelance translator) The life and works of Dylan Thomas