Premise: PGA Tour . It organizes most of the events on the flagship annual series of tournaments also known as the PGA Tour , as well as PGA Tour Champions ( for golfers age 50 and older ) and the Web.com Tour ( for professional players who have not yet qualified to play in the PGA Tour ) , as well as PGA Tour Canada , PGA Tour Latinoamérica , and PGA Tour China . Phil Mickelson . He has won 42 events on the PGA Tour , including five major championships : three Masters titles ( 2004 , 2006 , 2010 ) , a PGA Championship ( 2005 ) , and an Open Championship ( 2013 ) .
Hypothesis: Phil Mickelson has not won a golf tournament.
Label: CONTRADICTION