High Quality Content by WIKIPEDIA articles! The rook and bishop versus rook endgame is a chess endgame where one player has just a rook and bishop and the other player has only a rook. It has been studied several times through the years. This combination of material is one of the most common pawnless chess endgames. It is generally a theoretical draw, but the rook and bishop have good winning chances in practice because the defense is difficult. Ulf Andersson won the position against grandmasters twice within a year and Keith Arkell has won it 16 times out of 16 (Giddins 2007:78). In positions that have a forced win, up to 59 moves are required (Speelman, Tisdall & Wade 1993:382). Tony Kosten has seen the endgame many times in master games, with the stronger side almost always winning (Kosten 1987:11). Pal Benko called this the "headache ending" (Benko 2007:154). Данное издание представляет собой компиляцию сведений, находящихся в свободном доступе в среде Интернет в целом, и в...

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