Claim: Phil Mickelson competed in a golf championship.
Evidence: He has won 42 events on the PGA Tour , including five major championships : three Masters titles -LRB- 2004 , 2006 , 2010 -RRB- , a PGA Championship -LRB- 2005 -RRB- , and an Open Championship -LRB- 2013 -RRB-.