23:50Masters Snooker Highlights2011Day 6BBC Two Duration: 50 minutes Fri 14th Jan 2011, 23:50 on BBC Two EnglandRishi Persad introduces quarter-final highlights and looks ahead to the semi-finals.ContributorsPresenter:Rishi PersadCommentator:Dennis TaylorCommentator:Willie ThorneCommentator:John VirgoCommentator:Ken DohertyGenresSportSnookerBrandMasters Snooker HighlightsSeriesMasters Snooker Highlights: 2011 Source: BBC Online