4 share Warsaw Najdorf Memorial Chess lead after 6 rounds

The 2018 Najdorf Chess Festival is a 9-round Swiss tournament

Standings after 6 rounds (top 25)

Official website:

The 2018 Najdorf Chess Festival A-Open is a 9-round Swiss chess tournament taking place between 8 and 16 July in Warsaw, Poland.

Chess players receive 90 minutes for 40 moves, then 30 minutes to the end of the chess game, with a 30-second increment starting from move one.