The 39th World Open takes place in Philadelphia June 28th-July 4th, 2011. No details as to who has entered yet and it usually takes a few rounds to establish the stars competing as there are different schedules.

The 39th World Open takes place in Philadelphia June 28th-July 4th, 2011. Leading entries: Gata Kamsky, Michael Adams, Loek van Wely Sergey Kudrin, Alex Lenderman, Ray Robson, Alex Shabalov and Alonso Zapata. Already playing in the 7-day schedule are: Pentala Harikrishna, Vitali Golod, Kidambi Sundararajan and Gildardo Garcia. Live game broadcast only started Thursday night.

Grandmaster Jones Gawain played a technically perfect game to beat his opponent van der Nat Nicholas and became the sole leader of the 2011 Commonwealth and South African Open Chess Championships with a perfect score of 6/6.

Η Διεθνής Ένωση Παιχνιδιών Υπολογιστών (International Computer Games Association – ICGA) τιμώρησε τον δημιουργό της Rybka, Vasik Rajlich, με αποκλεισμό συμμετοχής του προγράμματος (και οποιουδήποτε άλλου προγράμματος του ίδιου δημιουργού) από...

New: Invisible Chess Moves – discover your blind spots and stop overlooking simple wins. Every chess player knows that some moves are harder to see than others. Why is it that, frequently, uncomplicated wins simply do not enter your mind? In this book, Emmanuel Neiman and Yochanan Afek demonstrate different categories of hard-to-see chess moves [...]

Telegraph readers are invited to enter the British Chess Problem Society's annual solving competition. Malcolm Pein gives the starter puzzle and also looks at another interesting game from the Russian Chess Championship Higher League.

Telegraph readers are invited to enter the British Chess Problem Society's annual solving competition. Malcolm Pein gives the starter puzzle and also looks at another interesting game from the Russian Chess Championship Higher League.

Live games with analysis from the AAI Chess tournament start at 10:30 CET. Participants are Laznicka, Sasikiran, Wesley So, Caruana, Yifan Hou, and Negi.

The Turkish Is Bank League started with a blast in Antalya. All matches were decisive in R1 of one of the strongest team competitions in Europe.

After Sergey Karjakin finished second on tiebreaks to Magnus Carlsen in Bazna, it was at least slightly unclear if he would get an automatic invitation to the Grand Slam Final in Sao Paulo and Bilbao later this year. Whether it's "automatic" or not, he's in, as is Levon Aronian. They, along with Carlsen, Viswanathan Anand, and Hikaru Nakamura are all invited, meaning that the 1st-4th and 6th...

Some time ago I mentioned the accusations that Vas Rajlich, Rybka's programmer, had based his program on the chess engine "Fruit". Since then the International Computer Games Association (ICGA) has investigated the claims, and concluded in a 5-0 decision that Rajlich was guilty not only of improperly taking code from Fruit but from Crafty as well. They write that We are convinced that the...

The International Computer Games Association (ICGA) has disqualified and banned Rybka and its programmer Vasik Rajlich from previous and future World Computer Chess Championships. The ICGA accuses Rajlich of plagiarizing two other programs, Crafty and Fruit, and demands that he returns the trophies and prize money of the World Computer Chess Championships in 2007, 2008, [...]

Fabiano Caruana of Italy living up to his top billing stretched his lead to a full point as he beat Parimarjan Negi after a marathon 98 moves in the sixth round of the inaugural AAI Grandmasters Chess Championships on Tuesday. Meanwhile the other two games in the round ended in draws.

The organizers of Bilbao Final Masters 2011 have confirmed that Sergey Karjakin is officially invited for the final of the Grand Slam, that will take in Sao Paulo and Bilbao. With that addition the tournament is on track for an absolute record - looking at the 2700 live rating list the Final Masters has number 1 Magnus Carlsen, number 2 Vishy Anand, number 3 Levon Aronian, number 4 Sergey...