Sad news! I just heard that the Dutch Chess Patron Joop van Oosterom died recently. He was the biggest chess benefactor the world has ever seen. He created many magnificent chess events and he was a great friend and...
Sad news! I just heard that the Dutch Chess Patron Joop van Oosterom died recently. He was the biggest chess benefactor the world has ever seen. He created many magnificent chess events and he was a great friend and...