The events are: The Hawaiian Pro at Haleiwa Ali'i Beach Park , The World Cup of Surfing at Sunset Beach ,The Pipeline Masters at Ehukai Beach Park
The Vans Triple Crown of Surfing is second only to the World Surf League's World Title in terms of prestige and difficulty. It is considered to be the ultimate test of a surfer's ability to master the large and consequential waves in surfing's most legendary arena, among the most talented field of competitors in the sport.
In addition to individual event champions, the Vans Triple Crown of Surfing crowns an overall champion each year. This goes to the surfer who has performed best across all three competitions.
According to wikipedia