There are how many grand slam tournaments ?
Gstaad , Switzerland – 1 to 1 Energy Grand Slam , July 7 - 12 , 2009 Moscow , Russia – Grand Slam Moscow , July 14 - 19 , 2009 Marseille , France – World Series 13 Grand Chelem , July 21 - 26 , 2009 Klagenfurt , Austria – A1 09 presented by Volksbank , July 28 - August 2 , 2009