[Event "LADAC corr"]
[Site "Argentina"]
[Date "1981.??.??"]
[Round "?"]
[White "Buj, Pablo"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "E11"]
[PlyCount "53"]
[EventDate "1981.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "ARG"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 d5 6. Bg2 0-0 7. 0-0 Bxd2 8. Nbxd2 b6 9. Ne5 Bb7 10. Rc1 Ne4 11. Nxe4 dxe4 12. Qc2 f5 13. c5 bxc5 14. Qxc5 Qxc5 15. dxc5 Nc6 16. Nxc6 Bxc6 17. Rfd1 Rab8 18. Rd2 Rfd8 19. Rcd1 Rd5 20. Rxd5 Bxd5 21. b3 Rb5 22. Rc1 e5 23. e3 Kf7 24. Bh3 Kf6 25. Kf1 a5 26. Ke1 a4 27. Bf1 1-0

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.19"]
[Round "19"]
[White "Giardelli, Sergio Carlos"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "A28"]
[PlyCount "81"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. a3 d5 5. cxd5 Nxd5 6. e3 Nxc3 7. bxc3 Bd6 8. e4 Qe7 9. Bb5 0-0 10. 0-0 Bg4 11. h3 Bh5 12. Re1 Qf6 13. d4 Bxf3 14. Qxf3 Qxf3 15. gxf3 exd4 16. Bxc6 bxc6 17. cxd4 Rab8 18. Be3 f6 19. Rec1 Rb6 20. Rc4 Ra6 21. a4 Rb8 22. Ra2 Rb4 23. Rxb4 Bxb4 24. Kf1 Kf7 25. Ke2 Ra5 26. f4 Rh5 27. Rc2 Rxh3 28. Rxc6 Ba5 29. Ra6 Rh5 30. e5 Bb6 31. a5 Ke6 32. axb6 axb6 33. Ra7 Kd7 34. Kd3 fxe5 35. fxe5 Kc6 36. Ke4 Rh4+ 37. f4 g5 38. d5+ Kd7 39. d6 gxf4 40. Rxc7+ Ke8 41. Bxf4 1-0

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.17"]
[Round "18"]
[White "Casas, Ernesto"]
[Black "Miana, Elias T"]
[Result "0-1"]
[ECO "D05"]
[PlyCount "118"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. e3 Nf6 4. Nbd2 Nc6 5. c3 Bg4 6. Be2 e6 7. h3 Bf5 8. 0-0 h6 9. dxc5 Bxc5 10. Nb3 Bd6 11. Nbd4 0-0 12. Nxc6 bxc6 13. Nd4 Bc7 14. f4 c5 15. Nxf5 exf5 16. Qd3 Qd7 17. Rd1 Rad8 18. c4 d4 19. exd4 cxd4 20. b4 Rfe8 21. Bf3 Re4 22. Bxe4 fxe4 23. Qc2 Qf5 24. Qf2 e3 25. Bxe3 dxe3 26. Rxd8+ Bxd8 27. Qxe3 Bb6 28. c5 Bc7 29. Rf1 h5 30. Qa3 Nd5 31. Qxa7 Bxf4 32. Qa8+ Kh7 33. Rxf4 Nxf4 34. Qf3 Qe5 35. h4 Qe1+ 36. Kh2 Qxh4+ 37. Kg1 Qe1+ 38. Kh2 Qxb4 39. c6 Qd6 40. Kh1 Qd2 41. Kh2 Qd6 42. Kh1 g6 43. a4 Kg8 44. Qb3 h4 45. Qb7 h3 46. c7 hxg2+ 47. Kh2 Ne6+ 48. Kxg2 Qxc7 49. Qb5 Qc2+ 50. Kh1 Qd1+ 51. Kg2 Qd2+ 52. Kf1 Nf4 53. a5 Nd5 54. Kg1 Ne3 55. Qc6 Qe1+ 56. Kh2 Qf2+ 57. Kh1 Nf5 58. Qe8+ Kg7 59. Qe5+ Kh7 0-1

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.16"]
[Round "17"]
[White "Sampaolesi, Nestor Jose"]
[Black "Casas, Ernesto"]
[Result "0-1"]
[ECO "C11"]
[PlyCount "82"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Ne4 5. Nxe4 dxe4 6. c3 c5 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. Ne2 cxd4 10. Nxd4 Qd5 11. Bf4 Nd7 12. Qa4 Be7 13. Rd1 a6 14. Nf5 Qb5 15. Qxb5 axb5 16. Nxg7+ Kd8 17. a3 h5 18. g4 hxg4 19. Rg1 Kc7 20. Rxg4 Nc5 21. Ke2 Nd3 22. Rd2 Rh7 23. Bg3 Bf8 24. Rxe4 Nc5 25. Red4 Rxg7 26. f4 Kc6 27. Rd1 Na4 28. c4 Nxb2 29. cxb5+ Kxb5 30. Rb1 Bxa3 31. Rd2 Rgg8 32. Rdxb2+ Bxb2 33. Rxb2+ Kc6 34. Rc2+ Kd7 35. Rd2+ Kc7 36. Rc2+ Kb8 37. Rc3 Rc8 38. Rd3 Ra2+ 39. Kf3 Rac2 40. Rd7 R2c7 41. Rd2 b5 0-1

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.14"]
[Round "16"]
[White "Casas, Ernesto"]
[Black "Emma, Jaime"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "75"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Nc3 Bg7 4. Bc4 Nc6 5. 0-0 d6 6. d3 a6 7. a3 e6 8. Rb1 Nge7 9. Ba2 0-0 10. Be3 Nd4 11. Qd2 Nxf3+ 12. gxf3 Nc6 13. Kh1 Nd4 14. Bxd4 cxd4 15. Ne2 b5 16. Rg1 Bd7 17. c3 dxc3 18. bxc3 Rc8 19. c4 Bc6 20. Ng3 Kh8 21. Kg2 bxc4 22. Bxc4 d5 23. Bxa6 Ra8 24. Bb5 Bxb5 25. Rxb5 dxe4 26. fxe4 Rxa3 27. Rd1 Qd7 28. Qb4 Rxd3 29. Rb8 Kg8 30. Rxd3 Qxd3 31. Rxf8+ Bxf8 32. Qb8 h5 33. h4 Qd6 34. Qb3 Qf4 35. f3 Bd6 36. Nf1 Qxh4 37. Qd3 Bf4 38. Qb3 0-1

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.13"]
[Round "15"]
[White "Szmetan, Jorge"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "C63"]
[PlyCount "81"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. 0-0 fxe4 6. dxe4 d6 7. Nc3 a6 8. Bc4 b5 9. Bd3 Bg4 10. h3 Bh5 11. Be3 Qd7 12. a4 b4 13. Nd5 Be7 14. Nxf6+ Bxf6 15. Bc4 Na5 16. Ba2 Bf7 17. Bd5 c6 18. Bxf7+ Kxf7 19. Qd3 Qe6 20. b3 Nb7 21. c3 bxc3 22. Qxc3 Rhc8 23. Rfd1 d5 24. Qc2 Kg8 25. Bc5 dxe4 26. Nd2 Nxc5 27. Qxc5 Qd5 28. Qc4 Rd8 29. Nxe4 Qxc4 30. bxc4 Rd4 31. Rxd4 exd4 32. Rb1 Rd8 33. Kf1 d3 34. Ke1 Rd4 35. f3 Rxc4 36. Rb8+ Kf7 37. Nd6+ Ke6 38. Nxc4 Kd5 39. Nd2 c5 40. Ne4 Be5 41. Rd8+ 1-0

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.11"]
[Round "14"]
[White "Casas, Ernesto"]
[Black "Canepa, Rolando"]
[Result "1/2-1/2"]
[ECO "E51"]
[PlyCount "30"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. Nf3 d5 6. e3 Nbd7 7. a3 Bd6 8. c5 Be7 9. b4 c6 10. Bd3 Qc7 11. 0-0 e5 12. e4 exd4 13. Nxd4 dxe4 14. Nxe4 Nxe4 15. Bxe4 Qe5 1/2-1/2

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.10"]
[Round "13"]
[White "Cuasnicu, Oscar"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "C05"]
[PlyCount "85"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Ne4 5. Ngf3 c5 6. dxc5 Nxc5 7. Nb3 Nc6 8. Nxc5 Bxc5 9. Bd3 Qc7 10. Qe2 Nd4 11. Nxd4 Bxd4 12. f4 Bd7 13. Rb1 0-0-0 14. c3 Bc5 15. Be3 Qb6 16. Bxc5 Qxc5 17. Qf2 Qxf2+ 18. Kxf2 a6 19. Rbd1 h6 20. Ke3 Kc7 21. Kd4 Kb6 22. h4 f5 23. h5 Bb5 24. Rh3 Rd7 25. Rg3 Rc8 26. Rg6 Rc6 27. b3 Bc4 28. Rd2 Bxd3 29. Rxd3 Re7 30. Re3 a5 31. g4 fxg4 32. Rg3 a4 33. R3xg4 axb3 34. axb3 Rcc7 35. f5 Kb5 36. Rxe6 Rxe6 37. fxe6 Kc6 38. Rg1 Re7 39. Rg6 b5 40. b4 Re8 41. Rxg7 Rf8 42. Rd7 Rf4+ 43. Kd3 1-0

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.06"]
[Round "12"]
[White "Casas, Ernesto"]
[Black "Rubinetti, Jorge Alberto"]
[Result "1/2-1/2"]
[ECO "E43"]
[PlyCount "137"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. e3 Bb4 6. Bd2 0-0 7. Bd3 c5 8. 0-0 cxd4 9. exd4 d5 10. cxd5 Bxc3 11. bxc3 Qxd5 12. c4 Qc6 13. Re1 Nbd7 14. a4 Rfe8 15. Bf4 Rad8 16. Qc2 h6 17. h3 Rc8 18. Rac1 Ba6 19. Qe2 Qa8 20. Ne5 Bb7 21. Nxd7 Nxd7 22. Bxh6 gxh6 23. Qh5 Kg7 24. Qg4+ Kf8 25. Qh4 Qb8 26. Qxh6+ Ke7 27. d5 e5 28. Bf5 Qd6 29. Qg5+ f6 30. Qg7+ Kd8 31. f4 Re7 32. Qg4 Kc7 33. h4 Rh8 34. Bxd7 Rxd7 35. fxe5 fxe5 36. Qe4 Re7 37. Kh2 Rf8 38. g3 Rf2+ 39. Kg1 Qc5 40. Qe3 Qxe3 41. Rxe3 Ra2 42. g4 Rd2 43. h5 Rd4 44. Rg3 Rh7 45. g5 Rxh5 46. g6 Rh8 47. g7 Rg8 48. Rg6 Bc8 49. Rf1 Rf4 50. Rxf4 exf4 51. Kf2 Bf5 52. Rf6 Bd7 53. Rf7 a5 54. Kf3 Kd6 55. Kxf4 Bxa4 56. Kf5 Bb3 57. Rf6+ Kc5 58. Rc6+ Kd4 59. Kf6 Bxc4 60. d6 Kd5 61. Rxc4 Kxd6 62. Kf7 Rxg7+ 63. Kxg7 b5 64. Rc8 a4 65. Ra8 Kc5 66. Kf6 Kb4 67. Ke5 Kb3 68. Kd4 a3 69. Kc5 1/2-1/2

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.05"]
[Round "11"]
[White "Garcia, Raimundo"]
[Black "Casas, Ernesto"]
[Result "1/2-1/2"]
[ECO "B10"]
[PlyCount "67"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 Ne7 6. Nbd2 0-0 7. e4 c6 8. Re1 d4 9. b4 Qc7 10. Bb2 a5 11. a3 axb4 12. axb4 Rxa1 13. Qxa1 Na6 14. c3 Rd8 15. Bf1 Bg4 16. h3 Bxf3 17. Nxf3 Qb6 18. Rc1 Nc7 19. cxd4 Ra8 20. Qb1 exd4 21. Rc4 Nb5 22. e5 Nd5 23. Bxd4 Nxd4 24. Rxd4 Ra4 25. Qb3 Rxb4 26. Rxb4 Qxb4 27. Qxb4 Nxb4 28. d4 c5 29. dxc5 Nc6 30. e6 fxe6 31. Bc4 Bf8 32. Bxe6+ Kg7 33. Bc8 Nd8 34. Ng5 1/2-1/2

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.03"]
[Round "10"]
[White "Casas, Ernesto"]
[Black "De la Vega, Hector"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "38"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nd2 d5 3. e3 g6 4. Bd3 Bg7 5. b3 0-0 6. Bb2 c5 7. Ngf3 Nc6 8. c3 Qc7 9. 0-0 b6 10. Rc1 e5 11. e4 Rd8 12. Nxe5 Nxe5 13. dxe5 Nxe4 14. f4 f5 15. Qe2 Bb7 16. Bb1 g5 17. Nxe4 dxe4 18. c4 Qd7 19. fxg5 Qe6 1/2-1/2

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.07.02"]
[Round "9"]
[White "Casas, Ernesto"]
[Black "Sanguineti, Raul"]
[Result "0-1"]
[ECO "A45"]
[PlyCount "78"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 gxf6 4. d5 Qb6 5. Qc1 Bh6 6. e3 f5 7. g3 Bg7 8. c3 Qd6 9. Qd1 b6 10. Na3 a6 11. Nc4 Qc7 12. Bg2 d6 13. Qh5 Nd7 14. Nh3 Nf6 15. Qf3 b5 16. Nd2 Rb8 17. 0-0 e6 18. dxe6 fxe6 19. Qc6+ Qxc6 20. Bxc6+ Ke7 21. Bg2 e5 22. Rad1 Rd8 23. Rfe1 d5 24. f3 Be6 25. Nf2 c4 26. a3 a5 27. Bf1 h5 28. Kg2 Bh6 29. Nh3 b4 30. axb4 axb4 31. f4 bxc3 32. bxc3 Rb2 33. Nf2 Ra8 34. Re2 Raa2 35. h3 e4 36. g4 fxg4 37. hxg4 Nxg4 38. Nxg4 Bxg4 39. Kf2 Bg7 0-1

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.06.29"]
[Round "8"]
[White "Najdorf, Miguel"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "81"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. g3 c6 4. Bg2 Bd6 5. 0-0 Nd7 6. c4 Ne7 7. e4 dxc4 8. Nbd2 b5 9. e5 Bc7 10. Ng5 Nf8 11. Qf3 Qxd4 12. Qxf7+ Kd8 13. Ndf3 Qd7 14. Qxg7 Rg8 15. Qf7 Qe8 16. Rd1+ Bd7 17. Nxe6+ Nxe6 18. Qxe6 Kc8 19. Qh6 Qg6 20. Qxg6 Nxg6 21. e6 Bxe6 22. Nd4 Bg4 23. Bxc6 Bxd1 24. Bxa8 a6 25. Be3 Bh5 26. a4 b4 27. Bd5 Rd8 28. Bxc4 Ne5 29. Bxa6+ Kb8 30. Nb5 Rd1+ 31. Rxd1 Bxd1 32. Nxc7 Kxc7 33. a5 Nc6 34. Bb6+ Kd6 35. Bd3 h6 36. a6 Bf3 37. a7 Ne5 38. Be2 Ba8 39. f4 Nf3+ 40. Kf2 Nxh2 41. g4 1-0

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.06.28"]
[Round "7"]
[White "Casas, Ernesto"]
[Black "Quinteros, Miguel Angel"]
[Result "0-1"]
[ECO "A42"]
[PlyCount "78"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 Nd7 5. Nf3 e5 6. Bg5 f6 7. Be3 Nh6 8. h3 Nf7 9. Bd3 c6 10. 0-0 0-0 11. Qd2 Qe7 12. d5 c5 13. Nh2 Nb6 14. a3 f5 15. f3 f4 16. Bf2 Nd7 17. b4 h5 18. Rfb1 g5 19. Be2 b6 20. bxc5 bxc5 21. Nb5 Qd8 22. Rb2 Nf6 23. Nc3 Nh6 24. Qd1 Rf7 25. Rab1 Bf8 26. Kf1 Rg7 27. Ke1 g4 28. hxg4 hxg4 29. Bh4 gxf3 30. Bxf3 Be7 31. Bxf6 Bxf6 32. Rb8 Rxb8 33. Rxb8 Qc7 34. Qb3 Kh7 35. Qb5 Ba6 36. Qb3 Bh4+ 37. Kd2 Bxc4 38. Qb2 Ba6 39. Qb3 Bg3 0-1

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.06.26"]
[Round "6"]
[White "Brond, Victor"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "A84"]
[PlyCount "95"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 c6 4. e3 Nd7 5. Nf3 f5 6. Qc2 Qf6 7. b3 Bd6 8. Bb2 Ne7 9. g3 0-0 10. Bg2 a6 11. Ne2 b5 12. cxd5 cxd5 13. Nf4 Bb7 14. 0-0 Ng6 15. Nd3 Qe7 16. Qd2 a5 17. Nfe5 b4 18. Rfc1 Rfc8 19. Bf1 Bxe5 20. Nxe5 Ngxe5 21. dxe5 Nc5 22. f3 Ba6 23. Bd4 Bxf1 24. Kxf1 Ra6 25. Rc2 Rac6 26. Rac1 R6c7 27. Qe2 Nb7 28. Bb6 Rxc2 29. Rxc2 Rxc2 30. Qxc2 Qd7 31. Kf2 g5 32. h3 h5 33. g4 hxg4 34. hxg4 Kf7 35. Kg2 Kg6 36. Kg3 Kf7 37. Qh2 Kg7 38. Qh5 Qe7 39. gxf5 exf5 40. Bd4 Qe6 41. Qxg5+ Kf7 42. Kf4 Ke8 43. Qf6 Qxf6 44. exf6 Nd6 45. Bb6 Kf7 46. Ke5 d4 47. exd4 Ne8 48. Bd8 1-0

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.06.25"]
[Round "5"]
[White "Casas, Ernesto"]
[Black "Rodriguez, I."]
[Result "0-1"]
[ECO "A01"]
[PlyCount "78"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. g3 Bc5 4. Bg2 Nf6 5. d3 d5 6. Nd2 Bxf2+ 7. Kxf2 Ng4+ 8. Ke1 Ne3 9. Qc1 Nxg2+ 10. Kf2 Nh4 11. gxh4 Qxh4+ 12. Kf1 e4 13. e3 Bf5 14. Qe1 Qxe1+ 15. Kxe1 Nb4 16. dxe4 dxe4 17. Kf1 0-0-0 18. a3 Nd5 19. Ke2 Bg4+ 20. Kf2 f5 21. h3 Bh5 22. Ne2 f4 23. Nf1 fxe3+ 24. Ke1 Rhf8 25. Rh2 Rf7 26. c4 Bxe2 27. Kxe2 Nf4+ 28. Kxe3 Rd3+ 29. Kxe4 Rxb3 30. h4 Nd3 31. Bd4 Re7+ 32. Kf5 c5 33. Nd2 Rb6 34. Bc3 Rf7+ 35. Ke4 Nf2+ 36. Kd5 Rf5+ 37. Be5 Ng4 38. Re2 Rc6 39. Rf1 Nf6# 0-1

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.06.22"]
[Round "4"]
[White "Paglilla, Carlos"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "121"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. Re1 Qc7 9. e5 Nd7 10. Qe2 b5 11. Nf1 a5 12. Bf4 Nd4 13. Nxd4 cxd4 14. h4 Ba6 15. Nh2 Rfc8 16. Rac1 Qc5 17. Nf3 Qb4 18. b3 Qc3 19. Bh3 Ba3 20. Bd2 Qc5 21. Rcd1 Nf8 22. h5 b4 23. h6 Qxc2 24. hxg7 Bxd3 25. gxf8Q+ Rxf8 26. Nxd4 Bxe2 27. Nxc2 Bxd1 28. Rxd1 Bb2 29. Bf4 h5 30. Bf1 f5 31. Be2 Rfc8 32. Ne3 a4 33. Bxh5 axb3 34. axb3 Ra1 35. Kf1 Rc3 36. Rxa1 Bxa1 37. Bd1 Rc1 38. Ke2 Rc7 39. Nc2 Bc3 40. Kd3 Ra7 41. Be3 Ra2 42. f4 Rb2 43. Nd4 Bxd4 44. Bxd4 Rg2 45. Bc5 Rxg3+ 46. Kd2 Rh3 47. Bxb4 Kf7 48. Bc5 Ke8 49. b4 Kd7 50. Ba4+ Kc7 51. Bd6+ Kb6 52. Bd7 Rf3 53. Bxe6 Rxf4 54. Bd7 Rd4+ 55. Ke3 Re4+ 56. Kf3 d4 57. Bxf5 Re3+ 58. Kf4 Kc6 59. Be4+ Kd7 60. b5 Rb3 61. Bf5+ 1-0

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.06.21"]
[Round "3"]
[White "Casas, Ernesto"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "A45"]
[PlyCount "52"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 gxf6 4. c3 Qb6 5. Qd2 d5 6. e3 Bf5 7. Nf3 e6 8. Nh4 Be4 9. f3 Bg6 10. Nxg6 hxg6 11. g3 Nc6 12. Bg2 0-0-0 13. Qc2 e5 14. dxe5 fxe5 15. Nd2 c4 16. Kf2 Bc5 17. Rae1 Bxe3+ 18. Rxe3 d4 19. Nxc4 dxe3+ 20. Nxe3 f5 21. Ke2 Qa6+ 22. Ke1 Qxa2 23. h4 f4 24. Nf1 Qf7 25. Qa4 Kb8 26. Nd2 fxg3 0-1

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.06.20"]
[Round "2"]
[White "Bronstein, Luis Marcos"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "73"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Ng8 6. Be3 b6 7. Qg4 g6 8. Nh3 Ba6 9. Bxa6 Nxa6 10. Qe2 Nb8 11. Qb5+ Qd7 12. Qe2 Nc6 13. a3 h5 14. 0-0 Nh6 15. Bxh6 Rxh6 16. Qe3 Bf8 17. Rfd1 Ne7 18. Ne2 Nf5 19. Qb3 Be7 20. c4 g5 21. cxd5 Qxd5 22. Qxd5 exd5 23. Rac1 0-0-0 24. Rc3 Kb7 25. Rf3 g4 26. Rxf5 gxh3 27. Rxf7 Bf8 28. Rc1 Rc6 29. Rxc6 Kxc6 30. Nf4 hxg2 31. Ne6 Re8 32. Nxf8 Kb5 33. Rxc7 Rxf8 34. e6 Re8 35. e7 Ka4 36. f4 Kb3 37. f5 1-0

[Event "ARG-ch52"]
[Site "Buenos Aires"]
[Date "1975.06.19"]
[Round "1"]
[White "Casas, Ernesto"]
[Black "Barea Garcia, Luis"]
[Result "1/2-1/2"]
[ECO "A01"]
[PlyCount "39"]
[EventDate "1975.06.19"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. g3 Bd6 5. Bg2 0-0 6. Nf3 Re8 7. 0-0 e4 8. Nd4 Be5 9. Nxc6 dxc6 10. Bxe5 Rxe5 11. Nc3 Bf5 12. e3 Qd3 13. Qe2 Rd8 14. Qxd3 Rxd3 15. Rad1 Bg4 16. f3 exf3 17. Bxf3 Bxf3 18. Rxf3 Re8 19. Kf1 Red8 20. Ke2 1/2-1/2

[Event "Mercedes op"]
[Site "Mercedes"]
[Date "1975.??.??"]
[Round "9"]
[White "Casas, Ernesto"]
[Black "Belistri, Ubaldo"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "66"]
[EventDate "1975.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. g3 g6 4. Bg2 Bg7 5. c4 Nge7 6. Nc3 0-0 7. d3 d6 8. Qd2 Rb8 9. h4 h5 10. Nd5 Nd4 11. e3 Ndf5 12. e4 Nh6 13. Nh3 c6 14. Ne3 f6 15. 0-0 Be6 16. Ba3 Qd7 17. Kh2 Ng4+ 18. Nxg4 hxg4 19. Ng1 f5 20. f3 f4 21. fxg4 Bxg4 22. gxf4 exf4 23. Bb2 Bxb2 24. Qxb2 g5 25. Bh3 Ng6 26. Qg2 Bxh3 27. Nxh3 g4 28. Rg1 g3+ 29. Kh1 Nxh4 30. Qf1 Qg4 31. Ng5 Qxg5 32. Qh3 Rbe8 33. Rac1 g2+ 0-1

[Event "Mercedes op"]
[Site "Mercedes"]
[Date "1975.??.??"]
[Round "3"]
[White "Casas, Ernesto"]
[Black "Donatti, Alvaro"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "65"]
[EventDate "1975.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. Nc3 d6 5. g3 Be7 6. Bg2 Bf5 7. d3 0-0 8. Qd2 Re8 9. e4 Bg4 10. f3 Bh5 11. h4 h6 12. Nge2 Nd7 13. Nd5 Bf8 14. 0-0-0 a5 15. g4 Bg6 16. g5 h5 17. f4 Nb4 18. f5 Bh7 19. Ndc3 Nc5 20. Qe3 a4 21. bxa4 Nxa4 22. Nxa4 Rxa4 23. a3 Nc6 24. Nc3 Ra5 25. Nb1 Qd7 26. Bh3 Rb8 27. g6 b5 28. gxh7+ Kxh7 29. f6 Qe8 30. fxg7 Bxg7 31. Bf5+ Kg8 32. Rhg1 bxc4 33. Qh6 1-0

[Event "Mercedes op"]
[Site "Mercedes"]
[Date "1975.??.??"]
[Round "6"]
[White "Casas, Ernesto"]
[Black "Riccetto, Alvaro"]
[Result "1-0"]
[ECO "D04"]
[PlyCount "44"]
[EventDate "1975.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 Nbd7 4. Nf3 c6 5. d4 g6 6. Nbd2 Bg7 7. Bd3 0-0 8. 0-0 Nb6 9. Ne5 Bd7 10. f4 Nc8 11. f5 Nd6 12. fxg6 hxg6 13. Qe2 Nde4 14. Bxe4 dxe4 15. c4 Qc8 16. Ba3 Re8 17. Rae1 a5 18. Qf2 g5 19. Nxe4 a4 20. Bxe7 Rxe7 21. Nxf6+ Bxf6 22. Qxf6 Qe8 1-0

[Event "Mercedes op"]
[Site "Mercedes"]
[Date "1975.??.??"]
[Round "4"]
[White "Casas, Ernesto"]
[Black "Rossetto, Hector"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "110"]
[EventDate "1975.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. g3 Bc5 5. Bg2 d6 6. e3 Bg4 7. f3 Bf5 8. e4 Be6 9. Ne2 Nd4 10. Nxd4 Bxd4 11. Bxd4 exd4 12. d3 a5 13. Na3 c6 14. Nc2 Qb6 15. Qd2 Nd7 16. f4 f6 17. Qf2 c5 18. 0-0 0-0 19. Qd2 Qc7 20. Rae1 Rae8 21. Na3 Nb8 22. Nb5 Qd8 23. e5 fxe5 24. Bxb7 Bh3 25. Bg2 Bf5 26. Be4 Bxe4 27. Rxe4 Nc6 28. a4 Nb4 29. Qe2 h6 30. Re1 Nc6 31. Qh5 Re6 32. Qf3 Ref6 33. R4e2 Nb4 34. Re4 Qd7 35. Qe2 exf4 36. Rxf4 Rxf4 37. gxf4 Rxf4 38. Qe8+ Qxe8 39. Rxe8+ Rf8 40. Rxf8+ Kxf8 41. Nxd6 Nxd3 42. Nb7 Ke7 43. Kf1 Kd7 44. Nxa5 Kc7 45. b4 Nxb4 46. Nb3 Kc6 47. Ke2 g5 48. Kf3 h5 49. Ke4 Nc2 50. Kf5 Ne3+ 51. Kxg5 Nxc4 52. Kxh5 d3 53. Kg5 d2 54. Nxd2 Nxd2 55. h4 Nf3+ 0-1

[Event "Mercedes op"]
[Site "Mercedes"]
[Date "1975.??.??"]
[Round "2"]
[White "Emma, C."]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "A57"]
[PlyCount "57"]
[EventDate "1975.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. a4 bxc4 5. Nc3 d6 6. e4 e5 7. Nf3 Be7 8. Bxc4 0-0 9. Qe2 a5 10. 0-0 Ne8 11. Ra3 Na6 12. Nb5 Nb4 13. h3 f5 14. Nxe5 Kh8 15. Nf3 fxe4 16. Qxe4 Nf6 17. Qe2 Nfxd5 18. Rd1 Nb6 19. Re3 Bb7 20. Be6 Bxf3 21. Rxf3 Rxf3 22. Qxf3 Qf8 23. Qxf8+ Bxf8 24. Nxd6 Bxd6 25. Rxd6 Nxa4 26. Bb3 Nxb2 27. Bxb2 a4 28. Bxa4 h5 29. Rh6+ 1-0

[Event "Mercedes op"]
[Site "Mercedes"]
[Date "1975.??.??"]
[Round "7"]
[White "Schweber, Samuel"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "C05"]
[PlyCount "99"]
[EventDate "1975.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Ne4 5. Bd3 Nxd2 6. Bxd2 c5 7. dxc5 Nd7 8. Qh5 g6 9. Qe2 Nxc5 10. Nf3 Bd7 11. 0-0 h6 12. Be3 Nxd3 13. Qxd3 Bg7 14. Bc5 Bf8 15. Bxf8 Kxf8 16. Nd4 Kg7 17. Rfe1 Rc8 18. c3 a5 19. Re3 Qc7 20. h4 Rhf8 21. Rae1 Qc4 22. Qb1 h5 23. b3 Qc5 24. a4 b5 25. axb5 Bxb5 26. Rg3 Bd7 27. Ree3 Qe7 28. Rg5 Rh8 29. Reg3 Rh6 30. Qd1 Ra8 31. Rxh5 Rxh5 32. Qxh5 Rh8 33. Qg5 Qxg5 34. hxg5 Ra8 35. Nc2 a4 36. bxa4 Rxa4 37. Ne3 d4 38. cxd4 Rxd4 39. Ng4 Kf8 40. Nf6 Rd1+ 41. Kh2 Be8 42. Rc3 Rd8 43. Rc7 Ba4 44. Kg3 Rd3+ 45. Kf4 Rd4+ 46. Ke3 Rd8 47. Ne4 Be8 48. Nd6 Rd7 49. Rc8 Re7 50. Kf4 1-0

[Event "Mar del Plata International Open-06"]
[Site "Mar del Plata"]
[Date "1973.04.21"]
[Round "8"]
[White "Martinez, Carlos3333"]
[Black "Casas, Ernesto"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "35"]
[EventDate "1973.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. f4 Qe7 3. Nf3 exf4 4. Nc3 c6 5. d4 g5 6. Bd3 g4 7. Bxf4 gxf3 8. Qxf3 Bg7 9. Bxb8 Bxd4 10. Bf4 d5 11. 0-0-0 Bxc3 12. exd5 Bxb2+ 13. Kxb2 Qb4+ 14. Kc1 Ne7 15. d6 Qa3+ 16. Kd2 Ng6 17. Rde1+ Be6 18. Rxe6+ 1-0

[Event "Mar del Plata International Open-06"]
[Site "Mar del Plata"]
[Date "1973.04.17"]
[Round "4"]
[White "Abramson, Horacio"]
[Black "Casas, Ernesto"]
[Result "0-1"]
[ECO "C63"]
[PlyCount "44"]
[EventDate "1973.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 Nf6 5. Nc3 Bb4 6. 0-0 Bxc3 7. bxc3 fxe4 8. Bxc6 exf3 9. Bxf3 0-0 10. Re1 d6 11. Bg5 Rb8 12. d4 exd4 13. cxd4 Bf5 14. Qd2 Qd7 15. Re3 d5 16. Bxf6 Rxf6 17. Qa5 c6 18. Qxa7 Rbf8 19. Rb1 R6f7 20. Qc5 Bg4 21. Bxg4 Qxg4 22. Rf1 Rxf2 0-1

