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Showing posts with the label Endgame

Endgame Lab - The Rule of Square

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White to move and win! Highlight to see solution: [ 1.f6! gxf6 2.Kxg2! Kg5 3.a4 bxa3 4.bxa3 Kf5 5.a4 Ke5 6.d6! cxd6 7.c6! dxc6 8.a5+- ] White has the seemingly impossible task in this position of queening a pawn. Show how he can do it!

Endgame Challenge

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An excellent example of outflanking and opposition - White to move and win: Highlight below to see solution [ 1.Ka6 Kb8 [ 1...f4 2.b6+-] 2.g3! [ 2.b6? Kc8 3.b7+ Kb8 4.g3 c5 5.Kb5 Kxb7 6.Kxc5 Kc7 7.Kd5 f4! 8.gxf4 Kd7= siezing the opposition] 2...Ka8 [ 2...Kc8 3.Ka7 Kd8 4.Kb8! opposition 4...Kd7 5.Kb7 Kd8 ( 5...Kd6 6.Kc8+-) 6.Kc6 outflanking 6...Kc8 7.Kd5 Kb7 8.Ke5 Kb6 9.Kxf5 Kxb5 10.g4 c5 11.g5 c4 12.Ke4 decoy 12...Kb4 13.g6 c3 14.Kd3 Kb3 15.g7 c2 16.g8Q++-] 3.b6 Kb8 4.Kb5! [ 4.b7? c5 5.Kb5 Kxb7=] 4...Kb7 5.bxc7 Kxc7 6.Kc5 Kd7 7.Kd5+- because White has the opposition, f4 does not work. ]

Typical Chess Endings

Item 4 in our GCTS training framework (See "Theory , Theory and More Theory" ) calls for the "evaluation, plan of play and standard tactical methods for approximately 250 endgame positions". Keeping this in mind, where can we get these 250 or so positions? Are they documented? do they even exist? I introduce GM Mark Dvoretsky... Precise Positions In his book " Dvoretsky's Endgame Manual ", the author states that "one should study relatively few positions, the most important and most probable, but study and understand them perfectly...Our basic theoretical knowledge must be easy to remember and comprehend." Dvoretsky calls these Precise Positions . In this great book, there sits 213 Precise Positions, indicated by being printed in blue ink. Dvoretsky goes on to say that " these positions should be memorized and which will serve as guideposts again and again in your games". This practical view, enumerating the positions and supplying ...

Endgame Lab - Knight Ending

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Black to move and win: Highlight below to see solution [ Sanson - Estevez (2420) Sagua 1990 1...Nb2+! 2.Kb3 [ 2.Ka5 Ke3 3.b6 Kxf2 4.b7 d1Q 5.b8Q Qa4+ 6.Kb6 Qb3+-+] 2...Ke3! 3.Kc2 Nc4! [ 3...Kxf2? 4.Kxd2! Nc4+ 5.Kd3 Nxa3 6.b6+-] 4.Nd1+ Ke2 5.Nc3+ [ 5.a4 Na3+ 6.Kc3 Kxd1 7.b6 Kc1 8.b7 d1Q 9.b8Q Qd2+ 10.Kb3 Qb2#] 5...Ke1 6.a4 Ne3+ 7.Kd3 Nd5! 0-1 ]

Endgame Lab - Rook Endings

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Endgame Lab Black to move and draw: Answer{Drag over to expose}: [ I. Rogers (2535) - Sirov (2580), Groningen 1990: 1... Kg2? (1... Kg3! 2. Rh8 f5+ 3. Kxf5 Kxf3 4. Rxh2 Kg3=) After this initial error, White demostrates an excellent display of shouldering the opposing king away from defending it's pawn: 2. Kxf4 h1=Q 3. Rxh1 Kxh1 4. Kg3!! (4... Kg1 5. f4 Kf1 6. Kf3 Ke1 7. f5 Kd2 8. Ke4 Kc3 9. Kd5 Kb4 10. f6 +-) 1-0 ]