[Event "Rubinstein Memorial Polanica Zdroi"] [Site "Polanica-Zdroj POL"] [Date "1972.08.??"] [Round "?"] [White "Jan Smejkal"] [Black "Ervin Haag"] [Result "1-0"] [ECO "E63"] [Annotator "Stockfish 16"] [PlyCount "59"] [EventDate "1972.??.??"] {E63: King's Indian: Fianchetto} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 {This move, along with 4.Nc3, is the most popular lines. White's K-side is solidly defended.} O-O 5. Bg2 d6 6. O-O Nc6 {Equally popular is 6...Nbd7} 7. Nc3 a6 8. h3 e5 9. d5 Ne7 10. e4 Ne8 (10... b5 11. Qe2 c6 12. dxc6 Nxc6 13. Rd1 bxc4 14. Qxc4 Bb7 15. Qb3 Rb8 16. Qa3 {equals. Bareev,E (2724)-Khalifman,A (2698) Moscow 2002}) (10... Nd7 11. Be3 f5 12. Qd2 Nf6 13. Ng5 {with a promising position. Kittler,T (2226)-Aydin,G (2100) Biel SUI 2022}) 11. Bd2 (11. Ne1 f5 ( 11... b5 12. cxb5 axb5 13. Nd3 Rb8 {White is slightly better. Burger,K (2310) -Polgar,Z (2495) New York 1987}) 12. Nd3 Nf6 13. Kh2 fxe4 14. Nxe4 Nxe4 15. Bxe4 Bf5 16. f3 Rf7 17. g4 Bd7 18. Be3 Nf5 19. Bd2 Qh4 {Draw agreed. Sedlacek, P (2233)-Helledie,A (2223) Rogaska Slatina 2011}) 11... h6 12. Ne1 f5 13. exf5 Nxf5 {Taking with the g-Pawn was slightly preferable.} 14. Nc2 Bd7 15. Qe2 Nf6 16. Qd3 Qe8 17. Ne4 g5 18. Kh2 Qg6 19. Rae1 Rae8 20. Nxf6+ Rxf6 21. Bc3 { [%mdl 8192] This results in a quextionable position.} (21. Be4 {keeps a slim advantage.} Qf7 22. f3 Rf8 23. b3 {with only slightly the better position.}) 21... Nxg3 {[%mdl 512] Alertly played and no black is clearly better.} 22. Qxg3 Qxc2 23. Be4 Qa4 24. f4 {With teo Ps under attack white is compelled to reort to desperate measures.} Rxf4 {Smejkal's tactic has succeeded...this is th eleast favorable recapture.} (24... exf4 25. Qd3 Rxe4 (25... Qxa2 26. Bh7+ Kh8 27. Rxe8+ Bxe8 28. Re1 Bf7 29. Re7 {and white is winning.}) 26. Rxe4 Bf5 { offers equal chances.}) (24... gxf4 {The open g-file looks dangerous to black, but here he possess what should be a decisive advantage.} 25. Qd3 Ref8 26. b3 Qxa2+ 27. Re2 Qxb3 28. Rg2 Qb6 29. Rfg1 R8f7 {and there is no way white can brealthrough so he is simply left with a material deficit.} 30. Bg6 f3 31. Bxf7+ Rxf7 32. Rb2 Qc5 33. Rxb7 Qf2+ 34. Kh1 Bf5 35. Qf1 Qc2 {The threat of ... Qe4 wins}) 25. Rxf4 exf4 (25... gxf4 {is better, but it's much less strong now. } 26. Qg6 {This wasn't possible with the black R on f6} Re7 27. Qh7+ Kf8 28. Rg1 Qxc4 29. Bf3 {Black is hanging on, but his advantage has all but disappeared.}) 26. Qd3 {While the position is equal, black must watch his step. } Be5 (26... Qxa2 {leads to mate.} 27. Bh7+ Kh8 28. Bxg7+ Kxg7 29. Qg6+ Kh8 30. Rxe8+ Bxe8 31. Qg8#) 27. Bh7+ {Of the three squares available to the K only one avoids disaster.} Kh8 {[%mdl 8192] and this is not one of them...it leads to an abruot end.} (27... Kf7 {nor is this one.} 28. Bxe5 dxe5 29. Bg6+ Kf8 30. Bxe8 Qb4 31. Re2 Bxe8 32. Qf5+ {wraps it up.}) (27... Kf8 {This keeps white's advantahe at a minimum.} 28. Bxe5 dxe5 29. Qg6 {and now black's K escapes with minimal damage after} Ke7 30. Rxe5+ Kd8 31. Rxe8+ Bxe8 32. Qxh6 Qb4 (32... Qxc4 {is very bad...} 33. Qxg5+ Kc8 34. Bf5+ Kb8 35. Qd8+ Ka7 36. Qxe8 Qxd5 37. Bg4 Qxa2 38. Qe2 {followed by the march of the h-Pawn which would win.}) 33. Qxg5+ Kc8 34. Qxf4 Qxb2+ 35. Kg3 Qxa2 {and black can probably draw.}) 28. Qg6 { This wins, but 28.Rxe5 was a pleasing alternative.} (28. Rxe5 {[%mdl 512]} Rxe5 29. Bxe5+ dxe5 30. Qg6 {and wins}) 28... Bxc3 {Walking into a mate, but he was lost anyway.} (28... Qc2+ 29. Qxc2 Bxc3 30. Qxc3+ Kxh7 31. Rxe8 Bxe8) 29. Rxe8+ Bxe8 30. Qg8# 1-0