The decisive detail

by Oliver Reeh
7/3/2021 – In the diagram position Black seems to be able to win a pawn with 20...Rxa4?? 21.Rxa4 Rxa4. But taking this pawn leaves Black's back rank unprotected which White can exploit. How?
88 times, IM Oliver Reeh leads you step by step through the most brillant game conclusions of the world champions - in interactive Fritztrainer format, enabling you to enter the winning moves yourself.
 
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1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Qb3 dxc4 5.Qxc4 Bf5 6.g3 e6 7.Bg2 Be7 8.0-0 Nbd7 9.Nc3 0-0 10.Bg5 Ne4 11.Bxe7 Qxe7 12.Rad1 Nxc3 13.Qxc3 Be4 14.b4 a5 15.bxa5 Qd8 16.Qb4 Qc7 17.a4 Rxa5 18.Ra1 Rfa8 19.Qe7 Bxf3 20.Bxf3 The decisive detail In the diagram position Black seems to be able to win a pawn with 20...Rxa4?? 21.Rxa4 Rxa4. But this leaves Black's back rank unprotected which White can exploit. How? Rxa4?? 21.Rxa4 Rxa4 Now Black's back rank is weak, his Nd7 pinned - but there is something else!
White to play and win.
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WhiteEloWBlackEloBResYearECOEventRnd
Wojtkiewicz,A2515Kuczynski,R24801–01990D23Biel MTO op10

Oliver Reeh in ChessBase Magazine

Do you like these lessons? There are plenty more by tactic expert Oliver Reeh in ChessBase Magazine, where you will also find openings articles and surveys, endgames, and of course annotations by the world's top grandmasters.

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ChessBase Magazine #201

 

ChessBase Magazine Extra #201

 

Oliver Reeh has been working for ChessBase for many years as a translator and presenter of the internet show TV ChessBase, and he also looks after the tactics column in ChessBase Magazine, for which he has also been responsible as editor-in-chief since 2019. The International Master has contributed to the CB "MasterClass" series and is the author of the DVDs "Strike like the World Champions" and "Master Class Tactics - Train your combination skills!" Volumes 1 & 2. Oliver Reeh lives in Hamburg.

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Matrose Matrose 7/5/2021 11:02
Schon schön, aber ich vermisse noch Version in deutsch.
psamant psamant 7/5/2021 09:28
Nice one!
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