[Event "Wien Cafe Central Casual Games"]
[Site "Vienna (Cafe Central)"]
[Date "1920.04.05"]
[Round "?"]
[White "Gruenfeld, Ernst"]
[Black "Maroczy, Geza"]
[Result "1-0"]
[ECO "D08"]
[PlyCount "39"]
[EventDate "1920.??.??"]
[EventType "game"]
[EventRounds "1"]
[EventCountry "AUT"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 c5 5. e3 Nc6 6. exd4 cxd4 7. Bd3 Bc5 8. O-O
Nge7 9. Nbd2 O-O 10. Ne4 b6 11. Neg5 h6 12. Nh7 Re8 13. a3 a5 14. Bxh6 gxh6 15.
Nf6+ Kg7 16. Nh5+ Kh8 17. Qd2 Ng8 18. Qf4 Qc7 19. Nf6 Re6 20. Qf5 1-0

[Event "Wien Cafe Central Casual Games"]
[Site "Vienna (Cafe Central)"]
[Date "1920.04.05"]
[Round "?"]
[White "Gruenfeld, Ernst"]
[Black "Maroczy, Geza"]
[Result "1-0"]
[ECO "D63"]
[PlyCount "75"]
[EventDate "1920.??.??"]
[EventType "game"]
[EventRounds "1"]
[EventCountry "AUT"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 Nbd7 6. e3 O-O 7. Rc1 b6 8. cxd5
exd5 9. Qa4 Bb7 10. Ba6 Bxa6 11. Qxa6 c5 12. O-O Qc8 13. Qxc8 Rfxc8 14. dxc5
bxc5 15. Rfd1 Nb6 16. Bxf6 Bxf6 17. Nxd5 Nxd5 18. Rxd5 Bxb2 19. Rcxc5 Ba3 20.
Rxc8+ Rxc8 21. g3 h6 22. Rd2 Bb4 23. Rb2 a5 24. Nd4 g6 25. Rc2 Rxc2 26. Nxc2
Bc3 27. Kf1 f5 28. Ke2 Kf7 29. Kd3 Be5 30. Kc4 g5 31. Kb5 Bc3 32. Kc4 Be5 33.
Nd4 Kf6 34. Nc6 Bc7 35. Kd5 h5 36. a4 f4 37. gxf4 gxf4 38. e4 1-0

[Event "Budapest Invitation Masters"]
[Site "Budapest"]
[Date "1921.09.09"]
[Round "4"]
[White "Gruenfeld, Ernst"]
[Black "Euwe, Max"]
[Result "1-0"]
[ECO "D12"]
[PlyCount "81"]
[EventDate "1921.09.05"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. e3 e6 6. Bd3 Nbd7 7. Bxf5 exf5 8.
cxd5 cxd5 9. Qb3 Qa5 10. a3 Qb6 11. Qxb6 axb6 12. Bd2 Be7 13. Ne5 Bb4 14. Rc1
Bxc3 15. Rxc3 Nxe5 16. dxe5 Nd7 17. Rd3 O-O-O 18. Rxd5 Nc5 19. Rxd8+ Rxd8 20.
Ke2 Rd5 21. Bc3 Kd7 22. Bd4 Nb3 23. Rd1 Kc6 24. Kd3 Nc5+ 25. Kc2 Nd7 26. e6
fxe6 27. Bxg7 Rxd1 28. Kxd1 e5 29. Ke2 Kd5 30. f3 b5 31. g4 fxg4 32. fxg4 Ke4
33. h4 Nb6 34. h5 Nc4 35. g5 Nd6 36. g6 hxg6 37. h6 Nf7 38. h7 g5 39. h8=Q Nxh8
40. Bxh8 g4 41. Kf2 1-0

[Event "Budapest Invitation Masters"]
[Site "Budapest"]
[Date "1921.09.15"]
[Round "9"]
[White "Gruenfeld, Ernst"]
[Black "Bogoljubow, Efim"]
[Result "1-0"]
[ECO "A53"]
[PlyCount "59"]
[EventDate "1921.09.05"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Bg4 4. Nc3 Nbd7 5. e4 e5 6. Be2 g6 7. Be3 Bg7 8. d5
Nh5 9. h3 Bxf3 10. Bxf3 Nf4 11. g3 Nh5 12. Bxh5 gxh5 13. Qxh5 O-O 14. O-O Qf6
15. Qf5 Qxf5 16. exf5 a6 17. Ne4 f6 18. c5 dxc5 19. Bxc5 Rfd8 20. Be3 Nb6 21.
Bxb6 cxb6 22. d6 Rac8 23. Rac1 Bf8 24. Rc7 Rxc7 25. dxc7 Rc8 26. Nxf6+ Kf7 27.
Nd5 Bc5 28. b4 Bd4 29. Rc1 Ke8 30. f6 1-0

[Event "Bad Pistyan Breyer Memorial-A"]
[Site "Piestany"]
[Date "1922.04.20"]
[Round "12"]
[White "Gruenfeld, Ernst"]
[Black "Tartakower, Saviely"]
[Result "1-0"]
[ECO "A81"]
[PlyCount "95"]
[EventDate "1922.04.07"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CSR"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 f5 2. g3 e6 3. Bg2 Nf6 4. Nh3 c5 5. dxc5 Bxc5 6. O-O d5 7. c4 O-O 8. cxd5
Nxd5 9. Nf4 Nxf4 10. Bxf4 Qb6 11. Nc3 Rd8 12. Qc2 Bd7 13. e4 fxe4 14. Nxe4 Na6
15. Nxc5 Nxc5 16. Be3 Rac8 17. Rfc1 Qa6 18. Bxc5 b6 19. Bf1 Qb7 20. Qb3 Qe4 21.
Bg2 Qf5 22. Be3 Bb5 23. Rxc8 Rxc8 24. Bh3 Qxh3 25. Qxb5 h6 26. Qd7 Rf8 27. Rc1
Kh7 28. Qd3+ Kh8 29. Qg6 Qf5 30. Qxf5 Rxf5 31. Rc7 Ra5 32. f4 g5 33. Bd4+ Kg8
34. a3 gxf4 35. gxf4 Rd5 36. Bc3 a5 37. Kg2 a4 38. Kg3 b5 39. Re7 Rd6 40. Kg4
Kf8 41. Rh7 Rd5 42. Rxh6 Ke7 43. Rh7+ Kd6 44. Be5+ Kc5 45. Rc7+ Kb6 46. Re7 Kc5
47. h4 Kc4 48. h5 1-0

[Event "Bad Pistyan Breyer Memorial-A"]
[Site "Piestany"]
[Date "1922.04.27"]
[Round "18"]
[White "Gruenfeld, Ernst"]
[Black "Euwe, Max"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "79"]
[EventDate "1922.04.07"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CSR"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. Nc3 e5 5. e4 g6 6. g3 Bg7 7. d5 Nc5 8. Qe2 a5
9. Bg2 O-O 10. O-O Nh5 11. Nh4 Nf4 12. gxf4 Qxh4 13. fxe5 Bg4 14. Qe3 Bxe5 15.
f4 Bg7 16. Bd2 Rfe8 17. Nb5 Nxe4 18. Nxc7 Nxd2 19. Nxe8 Nxc4 20. Qe4 Nd2 21.
Qe1 Qxe1 22. Rfxe1 Bxb2 23. Nxd6 b6 24. Rac1 Bxc1 25. Rxc1 Nf3+ 26. Kf2 Nd4 27.
Rc7 Rd8 28. Ke3 Nf5+ 29. Nxf5 Bxf5 30. Kd4 Re8 31. Bf3 Kg7 32. Rb7 Rc8 33. Bd1
Rc1 34. Bb3 Bc2 35. Bc4 Bf5 36. Rxb6 Rc2 37. Rb7 Rxh2 38. d6 h5 39. Rxf7+ Kh6
40. Rxf5 1-0

[Event "Match Gruenfeld-Tartakower +1-1=4"]
[Site "Vienna"]
[Date "1922.06.30"]
[Round "5"]
[White "Gruenfeld, Ernst"]
[Black "Tartakower, Saviely"]
[Result "1-0"]
[ECO "E11"]
[PlyCount "159"]
[EventDate "1922.06.25"]
[EventType "match"]
[EventRounds "6"]
[EventCountry "AUT"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. g3 Bb7 5. Bg2 d5 6. Ne5 Bb4+ 7. Bd2 Bxd2+ 8.
Qxd2 O-O 9. Nc3 Nbd7 10. O-O Nxe5 11. dxe5 Nd7 12. f4 c6 13. cxd5 cxd5 14. Nb5
Ba6 15. Nd4 Rc8 16. Rac1 Rxc1 17. Rxc1 Nc5 18. Rc2 Qd7 19. b3 g6 20. Qc1 Rc8
21. Qa3 Ra8 22. Kf2 Bb7 23. Qc1 Rc8 24. Ke3 a5 25. Kf2 Kg7 26. Qe3 Na6 27. Rxc8
Bxc8 28. g4 Qe7 29. Kg3 Bd7 30. h4 Nc5 31. Qc3 Kg8 32. Qc2 Kf8 33. h5 f5 34.
hxg6 hxg6 35. Qc1 Qg7 36. g5 Qh7 37. Qh1 Qxh1 38. Bxh1 Ke7 39. Kf2 b5 40. Ke3
Kd8 41. Nc2 Na6 42. Kd4 Bc6 43. Bf3 Kc7 44. e3 Kb6 45. Be2 Nb4 46. Nxb4 axb4
47. Bf3 Bd7 48. Bxd5 exd5 49. Kxd5 Kc7 50. Kc5 Be6 51. Kxb4 Kb6 52. a4 Bd5 53.
axb5 Be6 54. Ka4 Bd7 55. Kb4 Bxb5 56. Kc3 Kc5 57. Kd2 Bc6 58. Kc3 Kd5 59. Kb4
Bd7 60. Ka5 Kc5 61. b4+ Kc4 62. Kb6 Kxb4 63. Kc7 Ba4 64. Kd6 Kc3 65. Ke7 Kd3
66. Kf7 Kxe3 67. Kxg6 Kxf4 68. Kf6 Ke3 69. g6 f4 70. g7 f3 71. g8=Q f2 72. Qg5+
Ke2 73. Qg4+ Ke3 74. Qc4 Bd1 75. e6 Be2 76. Qc5+ Kf3 77. e7 f1=Q 78. Qf5+ Kg2
79. Qxf1+ Bxf1 80. e8=Q 1-0

[Event "DSV in der CSR-ch01 Meisterklasse"]
[Site "Teplitz Schoenau"]
[Date "1922.10.14"]
[Round "12"]
[White "Gruenfeld, Ernst"]
[Black "Maroczy, Geza"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "77"]
[EventDate "1922.10.02"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Qc2
b6 9. cxd5 exd5 10. Bd3 Bb7 11. O-O h6 12. Bh4 Ne4 13. Bxe7 Qxe7 14. Nxe4 dxe4
15. Bxe4 Nf6 16. Bxc6 Rac8 17. Qa4 Rxc6 18. Rxc6 Ne4 19. Rc2 Ng5 20. Nxg5 Qxg5
21. f4 Qe7 22. Rc3 Be4 23. Rfc1 Qe6 24. Qa6 Kh7 25. Qe2 f5 26. b3 Rf6 27. Rf1
Rg6 28. Rf2 Rg4 29. h3 Rg3 30. Kh2 Qg6 31. Rc7 h5 32. Re7 h4 33. Rxe4 fxe4 34.
f5 Qg5 35. Rf4 Kg8 36. Rxe4 Rxh3+ 37. gxh3 Qg3+ 38. Kh1 Qxh3+ 39. Kg1 1-0

[Event "Wiener Kongress Masters"]
[Site "Vienna (Messepalast)"]
[Date "1922.11.16"]
[Round "4"]
[White "Gruenfeld, Ernst"]
[Black "Maroczy, Geza"]
[Result "1-0"]
[ECO "D64"]
[PlyCount "63"]
[EventDate "1922.11.13"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "AUT"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. Rc1 c6 8. Qc2
a6 9. a3 h6 10. Bh4 dxc4 11. Bxc4 b5 12. Ba2 Bb7 13. Bb1 Re8 14. Ne5 Nf8 15.
O-O c5 16. dxc5 Bxc5 17. Rfd1 Qe7 18. Ng4 Rac8 19. Bxf6 gxf6 20. Rd7 Qxd7 21.
Nxf6+ Kg7 22. Nxd7 Nxd7 23. Qh7+ Kf8 24. Be4 Bxe4 25. Qxh6+ Kg8 26. Nxe4 Bf8
27. Qg5+ Bg7 28. Rd1 f6 29. Qg6 Rf8 30. h4 Ne5 31. Qh5 Rc4 32. Nd6 1-0

[Event "Wiener Kongress Masters"]
[Site "Vienna (Messepalast)"]
[Date "1922.11.18"]
[Round "5"]
[White "Alekhine, Alexander"]
[Black "Gruenfeld, Ernst"]
[Result "0-1"]
[ECO "D91"]
[PlyCount "110"]
[EventDate "1922.11.13"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "AUT"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. cxd5 Nxc3 6. bxc3 Qxd5 7. Nf3 Bg7 8.
e3 c5 9. Bb5+ Bd7 10. c4 Qe4 11. O-O Bxb5 12. cxb5 Nd7 13. Rc1 b6 14. Qb3 h6
15. Bh4 O-O 16. Rc4 Qe6 17. Rd1 Rfe8 18. d5 Qd6 19. Bg3 e5 20. dxe6 Qxe6 21.
Rd6 Qe7 22. Ra4 Nf8 23. Qd5 Rad8 24. Nd2 Rxd6 25. Bxd6 Rd8 26. Nc4 Qd7 27. h3
Ne6 28. Qe4 Bf8 29. Bxf8 Qd1+ 30. Kh2 Qxa4 31. Be7 Re8 32. Bf6 Ng7 33. Qd3 Qxa2
34. Bb2 Re6 35. Qc3 f6 36. Qd3 h5 37. e4 Qa4 38. Nd6 Qb4 39. Nc4 Qxb5 40. f4
Qc6 41. e5 f5 42. Nd6 Re7 43. Qg3 Kh7 44. Qg5 Qd7 45. Qg3 Ne6 46. Qf3 b5 47.
Qa8 Qd8 48. Qd5 b4 49. g3 a5 50. Qc6 Qd7 51. Qa6 a4 52. Ba1 a3 53. Qc4 Qc6 54.
Kg1 Qf3 55. Kh2 Qf2+ 0-1

[Event "Wiener Kongress Masters"]
[Site "Vienna (Messepalast)"]
[Date "1922.11.21"]
[Round "7"]
[White "Spielmann, Rudolf"]
[Black "Gruenfeld, Ernst"]
[Result "0-1"]
[ECO "C38"]
[PlyCount "74"]
[EventDate "1922.11.13"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "AUT"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 h6 5. d4 g5 6. O-O Bg7 7. c3 Nc6 8. g3 g4
9. Nh4 f3 10. Qb3 Qe7 11. Nf5 Bxf5 12. exf5 Nd8 13. Bf4 Nf6 14. Nd2 O-O 15. h3
h5 16. Bd3 Qd7 17. hxg4 hxg4 18. Kf2 Re8 19. Rh1 Nc6 20. Bg5 d5 21. Rh4 Ne4+
22. Bxe4 dxe4 23. f6 e3+ 24. Bxe3 Bxf6 25. Rh5 Rxe3 26. Kxe3 Bxd4+ 27. Kd3 Rd8
28. Kc2 Be3 29. Qc4 Qxd2+ 30. Kb3 Qd7 31. Re1 f2 32. Reh1 Qe6 33. Qxe6 fxe6 34.
R5h4 Rf8 35. Rxg4+ Kf7 36. Re4 Ke7 37. Rf1 Rf3 0-1

[Event "Wiener Kongress Masters"]
[Site "Vienna (Messepalast)"]
[Date "1922.11.29"]
[Round "13"]
[White "Gruenfeld, Ernst"]
[Black "Bogoljubow, Efim"]
[Result "1-0"]
[ECO "E10"]
[PlyCount "37"]
[EventDate "1922.11.13"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "AUT"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 b5 5. Bg5 h6 6. Bxf6 Qxf6 7. Nc3 b4 8. Nb5
Na6 9. e4 Qxb2 10. Bd3 Qf6 11. e5 Qd8 12. dxe6 dxe6 13. Be4 Qxd1+ 14. Rxd1 Rb8
15. Bc6+ Ke7 16. Nxa7 g5 17. Bb5 Bg7 18. Nc6+ Kf8 19. Rd8# 1-0

[Event "Kent County CA-19 Masters"]
[Site "Margate"]
[Date "1923.04.03"]
[Round "4"]
[White "Reti, Richard"]
[Black "Gruenfeld, Ernst"]
[Result "0-1"]
[ECO "A16"]
[Annotator "ChessBase"]
[PlyCount "70"]
[EventDate "1923.03.31"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "ENG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. c4 c6 5. cxd5 cxd5 6. O-O Bg7 7. d3 Nc6 8. Nc3
O-O 9. Qb3 b6 10. Bg5 Na5 11. Qa3 Bb7 12. Rac1 h6 13. Bf4 Nh5 14. Bd2 Nc6 15.
Rc2 Qd7 16. Rfc1 Rfc8 17. Qa4 Nf6 18. Qh4 g5 19. Nxg5 $2 (19. Qa4 $14) 19...
hxg5 20. Bxg5 Nd8 $1 21. Bh3 Ne6 22. Bf5 d4 $1 23. Ne4 (23. Bxf6 Bxf6 24. Qh7+
Kf8 $19) 23... Rxc2 24. Rxc2 Rc8 $1 25. Rxc8+ Qxc8 26. Bh6 (26. Nxf6+ exf6 $19)
26... Qc2 27. f3 Bxe4 28. fxe4 Qxe2 29. Bxe6 fxe6 30. Qg5 Qg4 31. Qxg7+ Qxg7
32. Bxg7 Kxg7 33. h3 Nd7 34. Kf2 Nc5 35. Ke2 Na4 0-1

[Event "Karlsbad-03 International Masters"]
[Site "Karlovy Vary"]
[Date "1923.05.04"]
[Round "5"]
[White "Spielmann, Rudolf"]
[Black "Gruenfeld, Ernst"]
[Result "0-1"]
[ECO "C38"]
[PlyCount "92"]
[EventDate "1923.04.30"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "CZE"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Bc4 Nc6 4. Nf3 g5 5. O-O d6 6. d4 Bg7 7. c3 h6 8. g3 Bh3
9. gxf4 Bxf1 10. Qxf1 gxf4 11. Bxf4 Qf6 12. Bg3 O-O-O 13. Nbd2 Nge7 14. Qh3+
Kb8 15. Rf1 Qg6 16. Nh4 Qg5 17. Nhf3 Qg6 18. Nh4 Qh7 19. b4 Rdf8 20. b5 Nd8 21.
Qd7 Nc8 22. Nf5 Nb6 23. Qe7 Re8 24. Qh4 Qg6 25. Qh3 Bf6 26. Bd3 Bg5 27. Nb3 Ne6
28. Qg2 Rhg8 29. e5 d5 30. Nc5 Nf4 31. Rxf4 Bxf4 32. a4 Bxg3 33. hxg3 Rd8 34.
a5 Qh5 35. a6 Qd1+ 36. Kh2 Na4 37. Be2 Qc2 38. Ne7 Nxc5 39. dxc5 Qxc3 40. Qf2
Qxe5 41. Nxg8 Rxg8 42. axb7 Kxb7 43. b6 axb6 44. cxb6 h5 45. Kg2 h4 46. g4 Qg3+
0-1

[Event "Karlsbad-03 International Masters"]
[Site "Karlovy Vary"]
[Date "1923.05.18"]
[Round "17"]
[White "Gruenfeld, Ernst"]
[Black "Tartakower, Saviely"]
[Result "1-0"]
[ECO "D08"]
[PlyCount "57"]
[EventDate "1923.04.30"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "CZE"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 c5 5. e3 Nc6 6. exd4 cxd4 7. Bd3 Bg4 8. O-O
Qc7 9. h3 Bxf3 10. Qxf3 Nxe5 11. Re1 Bd6 12. Bf4 Ne7 13. Bxe5 Bxe5 14. Na3 a6
15. c5 Bf6 16. Nc4 Qxc5 17. Qxb7 O-O 18. Nb6 Rab8 19. Qe4 Ng6 20. Nd7 Qd6 21.
Nxf8 Nxf8 22. Rac1 Rb6 23. Rc8 g6 24. Bc4 Kg7 25. Qe8 Rb7 26. Rc6 Qf4 27. g3
Qd2 28. Rxf6 Kxf6 29. Qe5# 1-0

[Event "Merano"]
[Site "Merano"]
[Date "1924.02.09"]
[Round "5"]
[White "Spielmann, Rudolf"]
[Black "Gruenfeld, Ernst"]
[Result "0-1"]
[ECO "D48"]
[PlyCount "88"]
[EventDate "1924.02.04"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "ITA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3
a6 9. O-O c5 10. a4 b4 11. Ne4 Bb7 12. Nxf6+ Nxf6 13. b3 cxd4 14. Nxd4 e5 15.
Nf5 Qd5 16. e4 Nxe4 17. Bc4 Qxd1 18. Rxd1 Nc3 19. Re1 f6 20. Bb2 g6 21. Ne3
O-O-O 22. Rac1 Bc5 23. Bxc3 bxc3 24. Bxa6 Bxe3 25. Bxb7+ Kxb7 26. fxe3 Rd3 27.
Re2 e4 28. Rec2 Rc8 29. Kf2 Kb6 30. b4 f5 31. Ke2 Rc7 32. Rb1 Rcd7 33. Rbc1
Rd2+ 34. Kf1 Rxc2 35. Rxc2 Rd3 36. Ke2 Kc6 37. Ra2 Kd5 38. a5 Kc4 39. a6 Kb3
40. Ra5 Rd2+ 41. Ke1 Rd8 42. a7 Ra8 43. Rc5 Rxa7 44. b5 Rb7 0-1

[Event "Baden-Baden International"]
[Site "Baden-Baden"]
[Date "1925.05.01"]
[Round "12"]
[White "Bogoljubow, Efim"]
[Black "Gruenfeld, Ernst"]
[Result "0-1"]
[ECO "D27"]
[PlyCount "120"]
[EventDate "1925.04.16"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "GER"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. e3 e6 5. Nc3 Nbd7 6. Bd3 dxc4 7. Bxc4 c5 8. O-O
Be7 9. Qe2 O-O 10. Rd1 a6 11. a4 cxd4 12. exd4 Nb6 13. Bd3 Nbd5 14. Ne5 Nb4 15.
Bb1 b6 16. g4 Bb7 17. g5 Ne8 18. Ne4 Rc8 19. Ra3 g6 20. Rg3 Ng7 21. Nf6+ Bxf6
22. gxf6 Qd5 23. f3 Rxc1 24. Rxc1 Qxd4+ 25. Kf1 Nh5 26. Rg4 Qd6 27. Be4 Bxe4
28. Qxe4 Nxf6 29. Qxb4 Qxe5 30. Rg2 Nd5 31. Re1 Qf6 32. Qe4 Rc8 33. Rd2 b5 34.
axb5 axb5 35. Rd4 Rc5 36. Kg1 h5 37. Kh1 Kh7 38. Ra1 Kg7 39. Re1 Nb6 40. Rf1
Rf5 41. Qh4 g5 42. Qf2 Nd5 43. Rdd1 Kg6 44. Qe2 Kh6 45. Rc1 Nf4 46. Qc2 Ng6 47.
Qc3 Qxc3 48. bxc3 Nh4 49. Rb1 Nxf3 50. Kg2 g4 51. h3 Rc5 52. hxg4 Nd2 53. gxh5
Rg5+ 54. Kh3 Rxh5+ 55. Kg4 Rg5+ 56. Kh4 Nxb1 57. Rxb1 Rc5 58. Rb3 f6 59. Kg3
Kg5 60. Kf3 e5 0-1

[Event "Baden-Baden International"]
[Site "Baden-Baden"]
[Date "1925.05.10"]
[Round "18"]
[White "Gruenfeld, Ernst"]
[Black "Tarrasch, Siegbert"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "101"]
[EventDate "1925.04.16"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "GER"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Bf5 4. cxd5 cxd5 5. Qb3 Qd7 6. Nc3 e6 7. Nf3 f6 8. Be2
Bg6 9. Bd2 Nc6 10. Na4 Bd6 11. Rc1 Nge7 12. Nc5 Bxc5 13. Rxc5 O-O 14. O-O Rac8
15. Rfc1 Kh8 16. h3 e5 17. Bb5 e4 18. Nh2 Bf7 19. Qa3 Qe6 20. R5c2 a6 21. Be2
Kg8 22. b4 Nb8 23. b5 axb5 24. Bxb5 Rxc2 25. Rxc2 Nec6 26. Nf1 Rc8 27. Ng3 Nd7
28. Be2 g6 29. Qb2 Rb8 30. a4 Kg7 31. Qb1 Qd6 32. Rb2 Qc7 33. Nf1 f5 34. Be1
Nf6 35. f4 Ne8 36. g4 Nd6 37. Ng3 Be6 38. gxf5 gxf5 39. Bf1 Rg8 40. Kh2 Kh8 41.
Qc2 Qd7 42. Qc5 Rc8 43. Qa3 Bf7 44. Qb3 Nc4 45. Rg2 Nd8 46. Bxc4 Rxc4 47. Qa3
Ne6 48. Nxf5 Rxa4 49. Bh4 h6 50. Qf8+ Nxf8 51. Bf6+ 1-0

[Event "Marianske Lazne Masters"]
[Site "Marianske Lazne"]
[Date "1925.05.22"]
[Round "2"]
[White "Gruenfeld, Ernst"]
[Black "Reti, Richard"]
[Result "1-0"]
[ECO "A50"]
[PlyCount "113"]
[EventDate "1925.05.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "CSR"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 g6 5. e4 d6 6. g3 Bg7 7. Bg2 O-O 8. Nge2
Nc6 9. d5 Nb4 10. Qd1 c6 11. a3 Na6 12. O-O cxd5 13. exd5 Qc8 14. b3 Nc5 15.
Ra2 a5 16. Nd4 Ng4 17. Ncb5 a4 18. b4 Nb3 19. Nxb3 Qxc4 20. N3d4 Qxa2 21. Qxg4
Ba6 22. Rd1 Bxb5 23. Nxb5 Rfc8 24. Be3 Bb2 25. Qe2 Qb3 26. Be4 Bf6 27. Rb1 Qc4
28. Qxc4 Rxc4 29. Bd3 Rcc8 30. Bxb6 Rab8 31. Be3 Bg7 32. Kf1 e6 33. dxe6 fxe6
34. Ke2 d5 35. f4 g5 36. Bc5 Rd8 37. Nd4 Re8 38. Nc6 Rb7 39. Ne5 Bh6 40. Kf3
Bg7 41. Re1 Bf8 42. Bd4 Bxb4 43. axb4 Rxb4 44. Ke3 a3 45. fxg5 a2 46. Ra1 Ra8
47. Nc6 Rba4 48. g6 hxg6 49. Ne7+ Kf7 50. Nxg6 Ra3 51. Ne5+ Kg8 52. h4 Rb8 53.
Kd2 Ra4 54. Nc6 Rb7 55. h5 Rc7 56. h6 Ra3 57. h7+ 1-0

[Event "Marianske Lazne Masters"]
[Site "Marianske Lazne"]
[Date "1925.05.??"]
[Round "3"]
[White "Spielmann, Rudolf"]
[Black "Gruenfeld, Ernst"]
[Result "0-1"]
[ECO "A15"]
[PlyCount "82"]
[EventDate "1925.05.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "CSR"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 O-O 5. g3 d6 6. Bg2 e5 7. O-O Nc6 8. d3
Bd7 9. h3 Qc8 10. Kh2 e4 11. dxe4 Ng4+ 12. hxg4 Bxb2 13. Nbd2 Bxa1 14. Qxa1
Bxg4 15. Qf6 Qd8 16. Qf4 Bxf3 17. Nxf3 Kg7 18. e5 dxe5 19. Nxe5 Qd6 20. Nxc6
Qxf4 21. gxf4 bxc6 22. Bxc6 Rad8 23. Bd5 Rd6 24. b4 c6 25. Bf3 Rd4 26. Rc1 Rc8
27. Kg3 Rd2 28. a3 c5 29. b5 Rcd8 30. Ra1 Rd1 31. Rxd1 Rxd1 32. f5 gxf5 33. Bd5
Ra1 34. Kf4 Kf6 35. e4 fxe4 36. Kxe4 h5 37. Bb7 Rd1 38. a4 Rd4+ 39. Kf3 Rxc4
40. a5 Ra4 41. a6 Rb4 0-1

[Event "HUN-Kongress Maroczy"]
[Site "Debrecen"]
[Date "1925.08.12"]
[Round "3"]
[White "Gruenfeld, Ernst"]
[Black "Tartakower, Saviely"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "93"]
[EventDate "1925.08.10"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. Nc3 d5 4. e4 dxe4 5. Nxe4 cxd4 6. Qxd4 Qxd4 7. Nxd4 Nf6
8. Nxf6+ gxf6 9. Nb5 Kd8 10. Be3 Nc6 11. O-O-O+ Bd7 12. g3 Kc8 13. Bg2 a6 14.
Nd6+ Bxd6 15. Rxd6 Kc7 16. Rhd1 Be8 17. a4 Rc8 18. b3 Kb8 19. Bb6 Nb4 20. Rd8
Bc6 21. Rxh8 Rxh8 22. Bxc6 Nxc6 23. Rd7 Ne5 24. Re7 Rf8 25. Bc7+ Ka7 26. Bd6
Ng6 27. Rd7 Ne5 28. Rc7 Rg8 29. Bxe5 fxe5 30. Rxf7 Rg5 31. h4 Rf5 32. Rxf5 exf5
33. a5 b6 34. axb6+ Kxb6 35. Kd2 Kc5 36. h5 e4 37. c3 Kd5 38. Ke3 Ke5 39. h6 a5
40. c4 Kf6 41. Kd4 Ke6 42. c5 Kd7 43. Kd5 Kc7 44. c6 Kc8 45. Kc5 Kc7 46. Kb5
Kd6 47. Kb6 1-0

[Event "Moscow International-01"]
[Site "Moscow"]
[Date "1925.11.20"]
[Round "9"]
[White "Gruenfeld, Ernst"]
[Black "Rabinovich, Ilya Leontievich"]
[Result "1-0"]
[ECO "E10"]
[PlyCount "53"]
[EventDate "1925.11.10"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "URS"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. d4 c5 4. d5 b5 5. Bg5 Qa5+ 6. Qd2 Qxd2+ 7. Nbxd2 bxc4 8.
Bxf6 gxf6 9. e4 f5 10. Bxc4 Bb7 11. O-O Bh6 12. Rfe1 O-O 13. Rad1 Kh8 14. Nb3
Ba6 15. Na5 Bg7 16. exf5 Bxb2 17. Bxa6 Nxa6 18. Nc4 Bc3 19. Re3 Bd4 20. Nxd4
cxd4 21. Rxd4 Rab8 22. h3 Nb4 23. dxe6 Nc2 24. e7 Rfe8 25. Rxd7 Nxe3 26. fxe3
f6 27. Nd6 1-0

[Event "Moscow International-01"]
[Site "Moscow"]
[Date "1925.11.22"]
[Round "10"]
[White "Ilyin Zhenevsky, Alexander"]
[Black "Gruenfeld, Ernst"]
[Result "0-1"]
[ECO "B03"]
[PlyCount "64"]
[EventDate "1925.11.10"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "URS"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 {WSZ 1926, S.56 [Grünfeld]} Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6
exd6 6. Be3 Nc6 7. Nc3 Bf5 8. Nf3 Be7 9. d5 Nb8 10. Nd4 Bg6 11. Be2 N8d7 12.
O-O O-O 13. f4 h6 14. Qd2 Re8 15. b3 Bf6 16. Rad1 Nc5 17. f5 Bh7 18. Rf3 Nbd7
19. Rdf1 a6 20. Rg3 Kh8 21. Bd1 Qe7 22. Bc2 Be5 23. f6 Nxf6 24. Rh3 Ng4 25.
Bxh7 Nxe3 26. Re1 Nxc4 27. Rxe5 Qxe5 28. bxc4 Kxh7 29. Nf3 Qf6 30. Qc2+ Kg8 31.
Qc1 Nd3 32. Qd2 Nf4 0-1

[Event "Moscow International-01"]
[Site "Moscow"]
[Date "1925.11.26"]
[Round "13"]
[White "Gruenfeld, Ernst"]
[Black "Reti, Richard"]
[Result "1-0"]
[ECO "A50"]
[PlyCount "81"]
[EventDate "1925.11.10"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "URS"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 d5 5. Nf3 g6 6. Bf4 Bg7 7. e3 O-O 8. h3
Nbd7 9. Rd1 c5 10. dxc5 Nxc5 11. Be2 Rc8 12. O-O Ncd7 13. Qa4 Bc6 14. Qa3 e6
15. Bd6 Re8 16. Nd4 Nc5 17. Bxc5 bxc5 18. Nxc6 Rxc6 19. cxd5 Rd6 20. dxe6 Rexe6
21. Qxc5 Qb6 22. Qxb6 Rxb6 23. b3 Rbc6 24. Bc4 Red6 25. Nb5 Rxd1 26. Rxd1 a6
27. Nd6 Kf8 28. Nxf7 Rxc4 29. bxc4 Kxf7 30. Rd6 a5 31. Ra6 Bf8 32. Rxa5 Nd7 33.
Kf1 h5 34. Ke2 Ke6 35. f4 Nc5 36. g4 hxg4 37. hxg4 g5 38. Kf3 Be7 39. Ra8 Nd3
40. a4 Nb4 41. Ke4 1-0

[Event "Semmering Panhans"]
[Site "Semmering"]
[Date "1926.03.11"]
[Round "4"]
[White "Gruenfeld, Ernst"]
[Black "Tarrasch, Siegbert"]
[Result "1-0"]
[ECO "A50"]
[PlyCount "127"]
[EventDate "1926.03.07"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "AUT"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 d6 5. Nf3 Nbd7 6. Bf4 g6 7. Rd1 Bg7 8. e4
O-O 9. Be2 Qc8 10. Bc1 e5 11. d5 Kh8 12. O-O Ng8 13. b4 h6 14. Bd3 Qd8 15. Kh1
Ne7 16. Nd2 f5 17. exf5 gxf5 18. f4 e4 19. Be2 c6 20. Qb3 Nf6 21. dxc6 Nxc6 22.
Ndb1 Qe7 23. Be3 Nd8 24. Na3 Ne6 25. Nc2 Rfd8 26. Bg1 Bc8 27. Nd5 Nxd5 28. cxd5
Nc7 29. Nd4 Qf7 30. Nc6 Rg8 31. b5 Bf6 32. a4 Qg6 33. Qh3 Bb7 34. Be3 Rg7 35.
Rg1 Qh7 36. Bf2 Re8 37. Qa3 Rd7 38. Be3 h5 39. a5 bxa5 40. Qxa5 Ra8 41. Bc4
Bxc6 42. bxc6 Rdd8 43. Rb1 Rdc8 44. Rb7 h4 45. Qd2 Qg7 46. Qe2 Qh6 47. Rgb1 Ne8
48. Rd7 a5 49. Rbb7 a4 50. Kg1 a3 51. Ba2 Kg8 52. Ra7 Rxa7 53. Rxa7 Bb2 54. h3
Nc7 55. Rb7 Qg7 56. Qd2 Bc3 57. Qf2 Qf6 58. Kh2 Na6 59. Bc4 Nb4 60. g4 hxg3+
61. Qxg3+ Kf8 62. c7 Ke7 63. Rb8 Rxc7 64. Qg8 1-0

[Event "Berlin"]
[Site "Berlin"]
[Date "1926.11.??"]
[Round "?"]
[White "Gruenfeld, Ernst"]
[Black "Bogoljubow, Efim"]
[Result "1-0"]
[ECO "D46"]
[PlyCount "91"]
[EventDate "1926.11.17"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 e6 5. Bd3 Nbd7 6. Nbd2 Bd6 7. O-O O-O 8. e4
dxe4 9. Nxe4 Nxe4 10. Bxe4 c5 11. Bc2 Qc7 12. Qd3 f5 13. Rd1 cxd4 14. Qxd4 Bc5
15. Qh4 Nf6 16. Bf4 Qb6 17. b3 a5 18. Rd2 a4 19. bxa4 Bd7 20. Rb1 Qa7 21. Rxd7
Nxd7 22. Ng5 h6 23. Nxe6 Rf6 24. Nxc5 Nxc5 25. Be3 b6 26. Qd4 Qd7 27. Qxd7 Nxd7
28. Rd1 Ne5 29. Bd4 Re6 30. Bb3 Re7 31. c5+ Kh7 32. cxb6 Rd8 33. Bxe5 Rxe5 34.
Kf1 Rb8 35. Rd6 Ra5 36. Ke2 Ra6 37. Kd3 Raxb6 38. Rxb6 Rxb6 39. Kc4 Kg6 40. a5
Rb8 41. Kc5 Kf6 42. a6 Rc8+ 43. Kb6 Ke5 44. a7 Kd6 45. Kb7 Rc7+ 46. Kb8 1-0

[Event "Olympiad-01"]
[Site "London"]
[Date "1927.07.19"]
[Round "2"]
[White "Gruenfeld, Ernst"]
[Black "Euwe, Max"]
[Result "1-0"]
[ECO "E11"]
[PlyCount "107"]
[EventDate "1927.07.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]
[WhiteTeam "Austria"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "AUT"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. g3 O-O 6. Bg2 Bxd2+ 7. Nbxd2 d6 8.
O-O e5 9. e4 Bg4 10. d5 Qd7 11. Qb3 b6 12. c5 Ne8 13. c6 Qc8 14. Nh4 a5 15. f3
Bh3 16. f4 Na6 17. Qc3 exf4 18. gxf4 Bxg2 19. Nf5 Kh8 20. Kxg2 Nc5 21. Ng3 Nf6
22. Rae1 Qg4 23. h3 Qg6 24. Qf3 Rfe8 25. Kh2 Ng8 26. Rg1 Qf6 27. e5 Qg6 28.
Nge4 Qh6 29. Ng5 Re7 30. e6 fxe6 31. dxe6 Rf8 32. Nf7+ Rfxf7 33. exf7 Rxf7 34.
Rgf1 Ne6 35. Qg4 Nxf4 36. Re8 g5 37. Nf3 Rg7 38. Nxg5 Qg6 39. Qxf4 Qxe8 40.
Nf7+ Rxf7 41. Qxf7 Qe5+ 42. Kh1 Qe4+ 43. Qf3 Qxf3+ 44. Rxf3 Kg7 45. Kg2 Nf6 46.
Kg3 Kf7 47. Kf4 Ke6 48. Re3+ Kd5 49. Kf5 Kd4 50. Re7 Nd5 51. Rxh7 Kc5 52. h4
Kxc6 53. h5 b5 54. h6 {Shared 1st beaury prize.} 1-0

[Event "Karlsbad-04 International Masters"]
[Site "Karlovy Vary"]
[Date "1929.08.01"]
[Round "2"]
[White "Gruenfeld, Ernst"]
[Black "Maroczy, Geza"]
[Result "1-0"]
[ECO "D46"]
[PlyCount "67"]
[EventDate "1929.07.31"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CZE"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. e3 e6 5. Nc3 Nbd7 6. Bd3 Be7 7. O-O O-O 8. Qe2
Re8 9. Rd1 Qc7 10. Bd2 b6 11. cxd5 exd5 12. Rac1 Bb7 13. Be1 Rad8 14. Ba6 Qc8
15. Bxb7 Qxb7 16. Qc2 Bd6 17. Qa4 Rc8 18. Nd2 g6 19. Nf1 c5 20. dxc5 bxc5 21.
Qb5 Qa8 22. Nxd5 Nxd5 23. Qxd7 Red8 24. Qa4 Be5 25. b3 Rd6 26. Qa3 Qb7 27. Rxc5
Rxc5 28. Qxc5 Nf4 29. exf4 Rxd1 30. Qxe5 Qa6 31. h3 f6 32. Qe8+ Kg7 33. Qe7+
Kg8 34. Nh2 1-0

[Event "Karlsbad-04 International Masters"]
[Site "Karlovy Vary"]
[Date "1929.08.20"]
[Round "17"]
[White "Gruenfeld, Ernst"]
[Black "Marshall, Frank James"]
[Result "1-0"]
[ECO "E16"]
[PlyCount "103"]
[EventDate "1929.07.31"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CZE"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 Bb7 7. Bg2 c5 8.
dxc5 bxc5 9. O-O O-O 10. Qc2 Nc6 11. Rad1 Qe7 12. e3 d5 13. Rfe1 Rab8 14. a3
Ba6 15. cxd5 exd5 16. b4 c4 17. e4 d4 18. Nxc4 Rfc8 19. Bf1 Ng4 20. e5 Bxc4 21.
Bxc4 Ncxe5 22. Nxe5 Nxe5 23. Qf5 Rxc4 24. Rxe5 Qf8 25. Rd5 Rc3 26. R1xd4 Rxa3
27. Rd7 Ra6 28. Qd3 Ra1+ 29. Kg2 Re8 30. Qc3 Ra6 31. Rf4 Ree6 32. Qc7 f6 33.
Rd8 Re8 34. Qc4+ Rae6 35. Rd7 R8e7 36. Rxa7 Rxa7 37. Qxe6+ Kh8 38. b5 h6 39.
Qc6 Qf7 40. b6 Re7 41. Rb4 Rb7 42. Rd4 Kh7 43. Rd8 Re7 44. Rc8 Qb3 45. Rc7 Re5
46. Qxf6 Qd5+ 47. Qf3 Qd6 48. Qf7 Rg5 49. b7 Qb4 50. Rc8 Rb5 51. b8=Q Rxb8 52.
Qf5+ 1-0

[Event "Wien Trebitsch Memorial-14"]
[Site "Vienna"]
[Date "1929.12.??"]
[Round "?"]
[White "Gruenfeld, Ernst"]
[Black "Spielmann, Rudolf"]
[Result "1-0"]
[ECO "E22"]
[Annotator "ChessBase/Gruenfeld,E"]
[PlyCount "97"]
[EventDate "1929.11.25"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "AUT"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 {[%mdl 1] 1) WSZ 1930.S.4-10. 2)Lachaga:20 Trebitsch Gedenkturniere.
Wien 1907-1938. S.46.2} e6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Qb3
Bc5 7. Nf3 b6 (7... O-O 8. e3 (8. Bg5) 8... d5 9. cxd5 exd5 10. Be2 Bb6 11. O-O
Be6 12. Rd1 {1-0 (63) Rubinstein,A-Teichmann,R Teplitz Schoenau 1922}) (7...
Nc6 8. e3 O-O 9. Be2 d5 10. O-O Na5 11. Qb5 b6 12. cxd5 exd5 13. Rd1 Bf5 {
0-1 (40) Menchik,V-Spielmann,R Karlsbad 1929}) 8. Bg5 Bb7 9. e3 Nc6 10. Be2 h6
11. Bh4 Qe7 (11... Be7) 12. a3 g5 13. Bg3 Nh5 14. O-O-O Nxg3 15. hxg3 O-O-O 16.
Qa4 Kb8 (16... f5) 17. Nd4 Bxd4 (17... Qf6) (17... f5) 18. exd4 Rc8 $6 (18...
d5 19. cxd5 exd5 20. g4 Qd6 $11) (18... Qf6 19. d5 Ne7 $11) 19. Kb1 $14 (19. d5
exd5 20. cxd5 Na5 21. Rhe1 Qf6 $11) 19... Na5 20. c5 (20. f3 d6 21. g4 $14)
20... Bxg2 (20... Bc6 21. Qb4 Bxg2 22. Rh2 Bb7 $11) 21. cxb6 axb6 22. Qb5 {#} (
22. Rh2 Bb7 23. Qb5) 22... Qd6 $11 (22... Bxh1 $15 23. Qxb6+ Bb7 24. Qxa5 Qd6
25. Bf3 Qa6 26. Qb4 Rc7 $15) 23. Rhg1 Bb7 (23... Qc6 $2 24. Rxg2 Qxg2 25. Qxb6+
Nb7 26. Nb5 $18) 24. d5 exd5 $6 (24... Rc5 25. Qd3 Nc4 26. Qd4 e5 $11) (24...
Rhe8 25. dxe6 Qxe6 26. Bd3 Nc4 $11) 25. Nxd5 $14 Bxd5 (25... Ka7) 26. Rxd5 Qc6
(26... Qg6+ 27. Bd3 Qc6) 27. Rxd7 Rhe8 (27... Qxb5 28. Bxb5 h5 29. Rxf7 h4 30.
gxh4 gxh4 31. Rg6 Rc7 32. Rff6 h3 33. Rh6 Rch7 34. Rf8+ Rxf8 35. Rxh7 Rf5 36.
Ba6 Rf3 37. Ka2 $14) 28. Qxc6 $16 Nxc6 29. Bf3 g4 30. Bxc6 Rxc6 31. Rxf7 Re2
32. Rd1 Kc8 33. Rc1 Rxc1+ 34. Kxc1 $16 h5 35. Rf5 Re1+ 36. Kd2 Rh1 37. Ke3 Rh2
38. a4 Kb7 39. b4 h4 40. gxh4 Rxh4 41. a5 bxa5 42. bxa5 {[%mdl 4096] R+2P <->
R+1P} Rh6 (42... Rh8 43. Kf4 Rg8 44. Kg3 Ka6 45. Rf4 Kxa5 46. Rxg4 Rd8 47. Rg6
$18) (42... Rh2 43. Rg5 Rg2 44. Rg6 Ka7 45. a6 Ka8 46. Rg7 Kb8 47. Ke2 Rg1 48.
Kd2 Ka8 49. Ke3 Rg2 50. Ke2 Rg1 51. a7 $18) (42... Rh1 43. Rg5 Rh3+ 44. Ke2 Ra3
45. Rxg4 Rxa5 46. Rc4 $18 Kb6 47. Ke3 Re5+ 48. Kd3 Rf5 49. f4) 43. Kf4 Rg6 44.
Kg3 Ka6 45. Rf4 Kxa5 46. Rxg4 Rf6 47. Rd4 Kb5 48. f4 Kc5 49. Rd8 1-0

[Event "Olympiad-05"]
[Site "Folkestone"]
[Date "1933.06.14"]
[Round "3.1"]
[White "Gruenfeld, Ernst"]
[Black "Stahlberg, Gideon"]
[Result "1-0"]
[ECO "D33"]
[PlyCount "55"]
[EventDate "1933.06.12"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "ENG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Austria"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "AUT"]
[BlackTeamCountry "SWE"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 c4 7. Bg2 Bb4 8. O-O
Nge7 9. Ne5 O-O 10. Nxc6 bxc6 11. e4 Be6 12. Bg5 f6 13. Bd2 Rb8 14. Re1 Bf7 15.
a3 Ba5 16. exd5 cxd5 17. Rxe7 Qxe7 18. Nxd5 Qd7 19. Nxf6+ gxf6 20. Bxa5 Rxb2
21. d5 Qf5 22. Qd4 Rb5 23. Bb4 Rc8 24. d6 Bd5 25. Re1 Bxg2 26. d7 Re5 27. Rxe5
fxe5 28. d8=Q+ 1-0

[Event "Zandvoort"]
[Site "Zandvoort"]
[Date "1936.07.28"]
[Round "8"]
[White "Gruenfeld, Ernst"]
[Black "Bogoljubow, Efim"]
[Result "1-0"]
[ECO "A99"]
[PlyCount "119"]
[EventDate "1936.07.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "HCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "2"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. c4 d6 7. Nc3 Qe8 8. b3
Qh5 9. Bb2 Nbd7 10. Qc2 Ng4 11. h3 Nh6 12. e3 g5 13. Ne2 c6 14. Rfd1 Nf6 15.
Ne1 Bd7 16. Nd3 Nf7 17. Qd2 Rae8 18. Qe1 Bc8 19. Rac1 Qg6 20. c5 h6 21. cxd6
Bxd6 22. Ne5 Qg7 23. Qa5 Nd5 24. Bxd5 exd5 25. f4 a6 26. Kf2 Be7 27. Rg1 Nd6
28. h4 Ne4+ 29. Kf1 Bd6 30. Ba3 b6 31. Qa4 c5 32. b4 b5 33. Qd1 cxb4 34. Bb2
Bb7 35. hxg5 hxg5 36. g4 fxg4 37. Rxg4 Bc8 38. Rxc8 Rxc8 39. Ng3 Qh7 40. Nxe4
Qh3+ 41. Kf2 Bxe5 42. dxe5 Rc2+ 43. Qxc2 Qxg4 44. Nf6+ Rxf6 45. exf6 gxf4 46.
exf4 Qxf4+ 47. Kg1 Qe3+ 48. Qf2 Qe6 49. Qg3+ Kf7 50. Bd4 a5 51. Qg7+ Ke8 52.
Qg6+ Kd7 53. Kf2 a4 54. Qh7+ Ke8 55. Qh5+ Qf7 56. Qxf7+ Kxf7 57. Kf3 b3 58.
axb3 axb3 59. Kf4 Ke6 60. Kg5 1-0

