Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: A nine-year-old Rory McIlroy predicted he would usurp the world's greatest golfer after penning a letter to Tiger Woods back in 1999. Although the American legend may have never read the prophecy, a New York Times Magazine profile pieced together its contents through interviews with McIlroy and close family members. Having just won the 1998 Doral-Publix Junior Golf Classic in Florida for the 10-11 age group, the young McIlroy's message was clear: 'I'm coming to get you. This is the beginning. Watch this space.' A nine-year-old Rory McIlroy predicted he would catch Tiger Woods to become the world's best golferRory McIlroy heads to Masters hoping to complete a career grand slamWorld No 1 wrote a letter warning Tiger Woods he was 'coming to get you' as a nine-year-old in 1999Woods has slipped out of the top 100 for the first time since 1996 
 Question:Although the 25-year-old still has a long way to go before surpassing _' record of 683 total weeks as world No 1, he is undoubtedly the American's successor as golf's heavyweight star - both on and off the greens.

Tiger Woods