The game is drawn if the same position occurs three times with the same player to move, and with each player having the same set of legal moves each time.
ECHESSPEDIA
Quotes of the Day
When Korchnoi was living in the USSR I called him ‘hero of socialist labour’; when he moved to the West I renamed him ‘hero of capitalist labour’!
Boris Spassky
The Golden Age, when machines were weak and my hair was strong!
Garry Kasparov 2017
There was a moment at the beginning when the machines were a positive, but lately we’ve being passing to the other extreme. Now it seems that a move isn’t good unless the machine says so.
Veselin Topalov 2016
it would have been a debacle if Karjakin had become the 17th World Champion.
Garry Kasparov 2016
Kasparov is great as a chess player, but all his attempts to prove himself as an organizer – let’s say, is beyond the champion’s level.
Boris Gelfand 2016