17:00Snooker: World Championship200803/05/2008 Part 2BBC Two Duration: 1 hour Sat 3rd May 2008, 17:00 on BBC Two Northern Ireland (Analogue)Hazel Irvine, Steve Davis and John Parrott introduce coverage from Sheffield as the semi-finals reach their crucial stages.ContributorsPresenter:Hazel IrvinePresenter:Steve DavisPresenter:John ParrottCommentator:Dennis TaylorCommentator:John VirgoCommentator:Willie ThorneGenresSportSnookerBrandSnooker: World ChampionshipSeriesSnooker: World Championship: 2008 Source: BBC Online