Karsten Müller's Endgame Dictionary: The Umbrella

by ChessBase
10/8/2021 – There are so many endgame terms that Karsten Müller has decided to summarise them in a growing dictionary and explain them on video. He starts with the "Umbrella", which can help in bad weather but also in rook endings. In a video Karsten Müller explains what an "umbrella" is in endgame theory and shows why it is useful to know the term and its meaning.

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An umbrella is a pawn, which shelters the attacking king from the rain of checks of the defending rook. In a rook ending a typical winning technique is to lure an enemy pawn to an important file, so that the attacking king can hide behind it.

 
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An umbrella is a pawn, which shelters the attacking king from the rain of checks of the defending rook. In a rook ending a typical winning technique is to lure an enemy pawn to an important file, so that the attacking king can hide behind it. 89...g4!? 89...Kf4?! 90.Rb4+ Kg3? is refuted by a stalemate trick: 90...Ke3 wins, e.g. 91.Rb3+ Rd3 92.Rxd3+ Kxd3 93.Kf2 Ke4 94.Kf1 Ke3 95.Ke1 f2+ 96.Kf1 Kf3 97.h4 g4-+ 91.Rg4+ Kxh3 92.Rxg5 Rg2+ 93.Kh1! f2 94.Rg3+= 90.Rg8 After 90.h4 Kf4-+ the king hides on g3. 90...Ke3 90...gxh3?! wins as well as the defending king is cut off on the first rank, e.g. 91.Re8+ Kd3 92.Rd8+ Ke2 93.Re8+ Kd1 94.Rf8 h2+ 95.Kh1 Ke2 96.Re8+ 96.Kxh2 Ke1+ 97.Kg3 f2 98.Re8+ Re2 99.Ra8 Re3+ 100.Kh2 f1Q 101.Ra1+ Kf2 102.Ra2+ Re2-+ 96...Kf2 97.Kxh2 Rd7 98.Rh8 Rf7 99.Rh6 Kf1 100.Ra6 f2 101.Ra1+ Ke2 102.Ra2+ Kd3-+ 91.hxg4 91.Rxg4 Rd1+ 92.Kh2 f2 93.Rg3+ Ke4 94.Rg4+ Ke5 95.Rg5+ Kf6-+ 91.Rf8 Rd1+ 92.Kh2 f2 93.Re8+ Kd2 94.Rd8+ Kc2 95.Rc8+ Kb3 96.Rf8 f1Q 97.Rxf1 Rxf1 98.hxg4 Rf3 99.Kg2 Rc3-+ and Black wins no matter where his king is due to the cut off. 91...Kf4 92.Kf1 Kg3 The king hides from the rain of checks behind the umbrella. 93.Ke1 93.Re8 Rd1+ 94.Re1 Rxe1+ 95.Kxe1 Kg2 96.g5 f2+ 97.Kd2 f1Q-+ 93...Re2+!? The zwischenschach is good typical technique. 94.Kd1 94.Kf1 Ra2-+ 94...Re7 94...Re7 95.Rf8 f2 96.Kd2 Re1 97.g5 f1Q 98.Rxf1 Rxf1 99.g6 Rf6 100.g7 Rg6-+ 0–1
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WhiteEloWBlackEloBResYearECOEventRnd
Georgiev,K2666Gyimesi,Z26520–12011E36EU-chT 18th9.4

 


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