next round. If two or more players are tied at the top of the group, there is a sudden death stroke play tie-breaker played to decide who progresses. The second phase is played as a knock out tournament, with the round of 16 and quarterfinals played on Saturday, and the semifinal, third-place playoff and final played on Sunday. All matches are played over 18 holes. Winners Seed – the player's seeding in the event.Rank – the player's world ranking at the date the seedings were determined. The championship match was originally 36 holes (1999–2010); 18 holes since 2011. Multiple winners Three players have won the tournament more than once: 3 wins: Tiger Woods: 2003, 2004, 2008 2 wins: Geoff Ogilvy: 2006, 2009 Jason Day: 2014, 2016 The title has been successfully defended only once, by Woods in 2004. Records Most consecutive matches won – 13, Tiger Woods (2003–2005) Biggest winning margin: Championship match – 8 & 7, Tiger Woods over Stewart Cink (2008) (36 holes) Biggest winning margin: Other matches – 9 & 8, Tiger Woods over Stephen Ames (2006, 1st round) Longest championship match – 38 holes, Jeff Maggert over Andrew Magee (1999) Longest match (18 holes) – 26 holes, Scott Verplank over Lee Westwood (2006, 1st round), Mike Weir over Loren Roberts (2003, 1st round) Notes References External links Coverage on the European Tour's official site World Golf Championships PGA Tour events European Tour events Golf in Texas Sports in Austin, Texas Recurring sporting events established in 1999 Annual sporting events in the United States