Premise: The Arnold Palmer Invitational is a professional golf tournament in Florida on the PGA Tour . The Grand Slam in professional golf is winning all of golf 's major championships in the same calendar year . Tiger Woods . Woods has won 18 World Golf Championships , and won at least one of those events in each of the first 11 years after they began in 1999 .
Hypothesis: Tiger Woods has not competed in a golf tournament.
Label: CONTRADICTION