Originally posted by Varenka I read today that a 7-piece endgame position has been discovered where a forced win exists, but against the best defence requires 517 moves.
[fen]8/1r6/8/6n1/5k2/1b6/3K3N/7Q b - - 0 1[/fen]
Black to play. White wins.
Anyone want to try figuring out the best line? ;-)
Amazing finding. Do you know where we can find the entire 517 moves line?