Weekly endgame study | December 19, 2011 9:38

Weekly Endgame Study (248)

Weekly Endgame Study (248)

Every week we present you an endgame study selected by IM Yochanan Afek: player, trainer, endgame study composer and writer. A week later the solution is published. Good luck solving!

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O. Pervakov 2009

White to play and win


Next week the solution.


Solution last week

Y. Bazlov 2009

 
 

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Yochanan Afek's picture
Author: Yochanan Afek

IM Yochanan Afek is a chess player, trainer, endgame study composer and writer. His complete selection of studies can be found here.

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Comments

RRB's picture

I guess this is a lot easier this time!
1. Rc7 Kg7 (1...b2 2.Ng6+ and Kh6+-)
2. Nd5+! Kf8 ( 2...Kg8 3.Kg6+-)
3.Kg6 Ke8 (3...b2 4.Rf7+ Ke8 5.Nc7+ Kd8 6.Ne6+ Ke8 7.Kf6 with mate)
4.Rf7! +-

Stephen's picture

There are a few more defences for Black :
1.Rc7 Rb5+ 2.Nd5+ Kg8 3.Kg6 Kf8 4.Nf6 (followed by Rf7# or Rc8#)
1.... Kg7 2.Nd5+ Kf8 3.Kg6 Rb6+ 4.Nxb6 b2 5.Rf7+ (followed by Rf1)
1.... Rb7 (reason for the pawn on b4) 2.Rxb7 b2 3.Nf5+ (3.Nd5+?? Kg8 4. Kg6 b1=Q+) Kg8 4.Kg6 Kf8 (followed by various Rf7+ Ng7+ Rf1)
1.... Rh8 2.Ng6+ Kg8+ 3.Nxh8 b2 4.Kh6 (4. Kg6?? b1=Q+) Kf8 5. Rf7+
1.... Rc8 2.Nac8+ (2 Rxc8 b2) 3.Kh6 b2 4.Nd6 Kf8 (4...b1=Q 5. Rc8#) 5. Rf7+

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