Simplify the following text for a Grade 10 native English-speaking person.
Original: The Triangle ( or Olympos Burgess Hill as it has been rechristened ) is one of the venues in the South East supporting the London 2012 Olympic Games , and will serve as a base and training center for teams from around the globe .
Simplified: The Triangle is one of the venues in the South East supporting the London 2012 Olympic Games , and will serve as a base and training center for teams from around the world .