501 - straight in - double out

• In groups of 4 is played according to the Best of 3 format   
  
  the first 2 of the group continue:        

  • In the groups, first the games won are looked at,

  • then the legs won and then the mutual results        

  • if there are still equal results, 1 leg of 701 will be played.      

afterwards,  best of 5 will be played until the quarter-finals. 
In the Quarter-finals best of 7, in the Semi-finals best of 9 and
in the Finals best of 11