On June 29th, 2013 PTG/Katowice skatepark will hold the SPACE JAM 2013! contest, organized
byKosmos Skate Shop. The contest will be the first part of a three-part series of the Polish Skateboarding Grand Prix (this year), so the first ranking of riders will soon be published. All of the Grand Prix contests will be judged in the same system, in compliance with the criteria of the World Cup of Skateboarding.