[Event "Playas de General Madariaga-08"]
[Site "Pinamar"]
[Date "1973.03.23"]
[Round "7.1"]
[White "Sumiacher, Carlos"]
[Black "Schweber, Samuel"]
[Result "1/2-1/2"]
[ECO "D90"]
[PlyCount "69"]
[EventDate "1973.03.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. d4 Nf6 4. Nf3 g6 5. cxd5 cxd5 6. Qb3 e6 7. Bg5 Be7 8. e3 0-0 9. Bd3 Nc6 10. 0-0 Kg7 11. Rfd1 b6 12. Rac1 Bb7 13. a3 h6 14. Bh4 Ng8 15. Bg3 Bd6 16. Bxd6 Qxd6 17. Nb5 Qb8 18. Rc2 Nge7 19. Rdc1 Rc8 20. h3 a6 21. Nc3 b5 22. Qa2 Na5 23. Ne5 Nec6 24. Nxc6 Rxc6 25. Ne2 Qd6 26. Rxc6 Bxc6 27. b3 Rc8 28. Qb2 Bd7 29. Rc5 Qb8 30. Nf4 Nb7 31. Rxc8 Qxc8 32. Be2 Qc6 33. Nd3 f6 34. h4 Be8 35. Qc1 1/2-1/2

[Event "Playas de General Madariaga-08"]
[Site "Pinamar"]
[Date "1973.03.22"]
[Round "6.1"]
[White "Rubinetti, Jorge Alberto"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "107"]
[EventDate "1973.03.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Nbd2 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. Re1 b5 9. e5 Nd7 10. Nf1 Bb7 11. h4 Rc8 12. N1h2 Qc7 13. Bf4 Rfe8 14. Ng4 Bf8 15. h5 h6 16. Qd2 Kh7 17. Nfh2 Ne7 18. c3 d4 19. c4 Bxg2 20. Kxg2 Qb7+ 21. f3 Rb8 22. b3 a5 23. Nf2 Nc6 24. Nhg4 Ne7 25. Ne4 Nf5 26. Rab1 bxc4 27. dxc4 a4 28. Qd3 axb3 29. axb3 Kh8 30. Kh3 Qc7 31. Nef2 Ra8 32. Re2 Nb8 33. Qe4 Nc6 34. Nd3 Reb8 35. Reb2 Ra3 36. Bd2 Nxg3 37. Kxg3 f5 38. Qe2 fxg4 39. fxg4 Be7 40. Kh3 Rf8 41. Nf4 Kg8 42. Nxe6 Qb8 43. Nxf8 Bxf8 44. Bf4 Nb4 45. Qe4 Be7 46. e6 Qd8 47. Bd2 Na2 48. Rf1 Qb8 49. Qc6 Rxb3+ 50. Rxb3 Qxb3+ 51. Kg2 Qxc4 52. Qe8+ Kh7 53. Qg6+ Kg8 54. Bxh6 1-0

[Event "Playas de General Madariaga-08"]
[Site "Pinamar"]
[Date "1973.03.21"]
[Round "5.1"]
[White "Sumiacher, Carlos"]
[Black "Garcia, Raimundo"]
[Result "0-1"]
[ECO "E66"]
[PlyCount "144"]
[EventDate "1973.03.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Nf3 Nf6 5. d4 0-0 6. Bg2 Nc6 7. d5 Na5 8. Nd2 c5 9. 0-0 e5 10. Qc2 Ng4 11. h3 Nh6 12. e3 Bf5 13. Nce4 Bxe4 14. Qxe4 f5 15. Qc2 e4 16. f4 exf3 17. Nxf3 Re8 18. Re1 Nf7 19. e4 Rxe4 20. Rxe4 fxe4 21. Qxe4 Qe8 22. Qxe8+ Rxe8 23. Bf1 Ne5 24. Nxe5 Bxe5 25. Kg2 b6 26. Rb1 Nb7 27. Bg5 Kg7 28. Re1 Nd8 29. Bxd8 Rxd8 30. b3 Rf8 31. Be2 Bd4 32. Bf3 Be5 33. h4 h5 34. Re4 Kh6 35. Re1 Rg8 36. Kh3 g5 37. hxg5+ Rxg5 38. g4 hxg4+ 39. Bxg4 Rg7 40. Rf1 Kg5 41. Rf5+ Kg6 42. Rf2 Rh7+ 43. Kg2 Rh2+ 44. Kf3 Rh1 45. Kg2 Ra1 46. Be6 Bd4 47. Re2 Kg5 48. Kf3 Rf1+ 49. Kg2 Rf6 50. Bd7 Rf7 51. Be8 Rf8 52. Bd7 Kf4 53. Re7 Rg8+ 54. Kh2 Be5 55. Rf7+ Ke3+ 56. Kh3 Bf4 57. Be6 Rg1 58. Kh4 Kf3 59. Kh5 Rg5+ 60. Kh6 Rg2+ 61. Kh7 Rxa2 62. Bd7 Ke4 63. Ba4 a6 64. Rb7 b5 65. cxb5 axb5 66. Bxb5 Kxd5 67. Kg6 Be5 68. Rd7 Rf2 69. Rd8 Rf4 70. Bc4+ Rxc4 71. bxc4+ Kxc4 72. Kf5 Kd3 0-1

[Event "Playas de General Madariaga-08"]
[Site "Pinamar"]
[Date "1973.03.20"]
[Round "4.1"]
[White "Bazan, Osvaldo"]
[Black "Sumiacher, Carlos"]
[Result "1/2-1/2"]
[ECO "B25"]
[PlyCount "156"]
[EventDate "1973.03.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. 0-0 0-0 9. Ne2 f5 10. c3 Qc7 11. Be3 b5 12. e5 Rb8 13. d4 dxe5 14. dxe5 Rd8 15. Qc2 Nd5 16. Bf2 Bf8 17. Rfd1 Na5 18. b3 Be7 19. h4 Bb7 20. Rab1 Nb6 21. Rxd8+ Rxd8 22. Rd1 Be4 23. Rxd8+ Qxd8 24. Qd2 Qxd2 25. Nxd2 Bxg2 26. Kxg2 Kf7 27. Kf3 Nd5 28. c4 bxc4 29. bxc4 Nb6 30. Nb3 Naxc4 31. Bxc5 Nd2+ 32. Nxd2 Bxc5 33. Nb3 Ba3 34. Ned4 a6 35. Na5 Bc5 36. Ndb3 Ba3 37. Nc6 Na4 38. Nbd4 Nc5 39. Nc2 Bb2 40. Ne3 Ke8 41. Nd1 Bc1 42. Na5 Bd2 43. Nc4 Be1 44. Nd6+ Kd7 45. Ne3 Ke7 46. Nc2 Bc3 47. Ke3 Kd7 48. Nc4 Be1 49. Nd2 Kc6 50. Kd4 Bf2+ 51. Kc4 Ne4 52. Nd4+ Bxd4 53. Nxe4 Bg1 54. Ng5 Bf2 55. Nxh7 Bxg3 56. Nf8 Bxf4 57. Nxg6 Bh6 58. h5 Bg7 59. a4 Kb6 60. Kd4 Kc6 61. a5 Bh6 62. Kc4 Bg7 63. Kd4 Bh6 64. Ne7+ Kd7 65. Ng6 Kc6 66. Nh4 Bg7 67. Nf3 Bh6 68. Kc4 Bf4 69. Kd4 Bh6 70. Ne1 Bf8 71. Nd3 Kd7 72. Kc3 Ke8 73. Kc4 Kf7 74. Kd4 Ba3 75. Kc3 Be7 76. Kc4 Bd8 77. Kb4 Be7+ 78. Kc4 Bd8 1/2-1/2

[Event "Playas de General Madariaga-08"]
[Site "Pinamar"]
[Date "1973.03.19"]
[Round "3.1"]
[White "Juarez, Carlos Eleodoro"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "B89"]
[PlyCount "98"]
[EventDate "1973.03.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Bb3 Be7 8. Be3 a6 9. Qe2 Qc7 10. 0-0-0 Na5 11. g4 b5 12. g5 Nxb3+ 13. cxb3 b4 14. gxf6 Bxf6 15. Qc2 bxc3 16. Qxc3 Qb7 17. Qd3 Bd7 18. Kb1 d5 19. exd5 Qxd5 20. f4 0-0 21. Rhg1 Rfd8 22. Nc2 Qxd3 23. Rxd3 Bb5 24. Rxd8+ Rxd8 25. Kc1 e5 26. fxe5 Bxe5 27. Rg2 f5 28. Rf2 g6 29. Bf4 Bf6 30. Na3 Bc6 31. Nc4 Re8 32. Bd2 Bd4 33. Rf4 Re4 34. Rxe4 Bxe4 35. Be3 Bf6 36. a4 Bc6 37. Na5 Bd5 38. b4 Be5 39. Bg1 Kf7 40. Kc2 g5 41. b5 axb5 42. axb5 Ke6 43. b4 f4 44. Kd3 f3 45. b6 Kd7 46. b5 h5 47. h3 g4 48. hxg4 hxg4 49. Nc6 Bd6 0-1

[Event "Playas de General Madariaga-08"]
[Site "Pinamar"]
[Date "1973.03.18"]
[Round "2.1"]
[White "Sumiacher, Carlos"]
[Black "Saavedra, Adolfo"]
[Result "1-0"]
[ECO "B11"]
[PlyCount "89"]
[EventDate "1973.03.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d3 Nd7 7. a3 Ngf6 8. g4 Bd6 9. Bg2 d4 10. Ne2 Ne5 11. Qg3 Ng6 12. f4 e5 13. f5 Ne7 14. g5 Nd7 15. Nxd4 Qa5+ 16. Kd1 0-0-0 17. Nb3 Qa4 18. Be3 c5 19. Nd2 b5 20. Ke2 Qxc2 21. Rhc1 Qxb2 22. Qe1 Nc6 23. Rcb1 Nd4+ 24. Bxd4 Qxd4 25. Rxb5 Nb6 26. Nb3 Qa4 27. Qa5 Qxa5 28. Rxa5 Kb7 29. Nxc5+ Bxc5 30. Rxc5 f6 31. Rac1 Rd7 32. d4 Rxd4 33. Rc7+ Kb8 34. Rxg7 fxg5 35. Rcc7 Ra4 36. Kf3 h5 37. Rc3 Nc4 38. Rxg5 Rxa3 39. Rxa3 Nxa3 40. f6 Rf8 41. Rf5 Nc4 42. Kg3 Kc7 43. Bf1 Ne3 44. Rf3 Nc4 45. Bxc4 1-0

[Event "Playas de General Madariaga-08"]
[Site "Pinamar"]
[Date "1973.03.17"]
[Round "1.1"]
[White "Hase, Juan Carlos"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "B37"]
[PlyCount "46"]
[EventDate "1973.03.17"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Nc2 d6 7. Be2 f5 8. exf5 Bxf5 9. 0-0 Nh6 10. Ne3 Bd7 11. Nc3 0-0 12. h4 Nd4 13. h5 e6 14. hxg6 Qh4 15. Bg4 Be5 16. gxh7+ Kh8 17. Bh3 Nf3+ 18. Kh1 Bc6 19. Qd3 Ne1 20. Nf5 Bxg2+ 21. Kg1 Rxf5 22. Bxh6 Nxd3 23. Kxg2 Rxf2+ 0-1

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "4"]
[White "Agdamus, Jose Luis"]
[Black "Sumiacher, Carlos"]
[Result "1/2-1/2"]
[ECO "E70"]
[PlyCount "33"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 e6 7. Nge2 exd5 8. exd5 Nh5 9. Be3 0-0 10. Qd2 Nd7 11. f4 f5 12. 0-0-0 Ndf6 13. h3 a6 14. Rdg1 Qe7 15. Bf2 Bd7 16. Bh4 Qf7 17. Nd1 1/2-1/2

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "7"]
[White "Fernandez, Ignacio"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "A32"]
[PlyCount "127"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e6 5. Nc3 Bb4 6. Ndb5 a6 7. Nd6+ Ke7 8. Nxc8+ Qxc8 9. Qb3 Nc6 10. Bg5 Rd8 11. e4 Kf8 12. Be2 Be7 13. 0-0 Qc7 14. Be3 Rdc8 15. Na4 Rab8 16. Bb6 Qe5 17. f4 Qxe4 18. Bd3 Nd4 19. Qd1 Qe3+ 20. Kh1 Ng4 21. Qxg4 Qxd3 22. Rfd1 Qf5 23. Qxf5 Nxf5 24. Ba7 b5 25. Bxb8 Rxb8 26. cxb5 axb5 27. Nc3 d5 28. a4 bxa4 29. Rxa4 g5 30. Rb1 gxf4 31. Rxf4 Rb3 32. Nxd5 Ba3 33. Rf3 Rxf3 34. gxf3 Bxb2 35. Rxb2 exd5 36. Kg2 Ke7 37. Rb6 Kf8 38. Rf6 Ne7 39. Kf2 Kg7 40. Rd6 f6 41. f4 Kf7 42. Kf3 Kg6 43. Rd7 Nf5 44. Rxd5 Ne7 45. Rc5 Nf5 46. Ke4 Nd6+ 47. Kf3 Nf5 48. Ra5 h5 49. Ke4 Nd6+ 50. Kd5 Nf5 51. Ra1 Kf7 52. Ra7+ Kg6 53. Rb7 h4 54. h3 Ng3 55. Ke6 Nf5 56. Rd7 Ng3 57. Rd1 Ne2 58. Rf1 Nd4+ 59. Kd5 Ne2 60. Rf2 Ng3 61. Ke6 Kh6 62. Rg2 Kg6 63. f5+ Kg5 64. Rg1 1-0

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "3"]
[White "Sumiacher, Carlos"]
[Black "Brond, Victor"]
[Result "0-1"]
[ECO "A12"]
[PlyCount "128"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. b3 Bg4 5. Bb2 Bxf3 6. exf3 dxc4 7. bxc4 c5 8. d3 Nc6 9. f4 Qd7 10. Nd2 e6 11. Nf3 Be7 12. Bg2 0-0 13. Qe2 Rfd8 14. Rd1 Qc7 15. 0-0 Ne8 16. Rb1 Bf6 17. Ne5 Rab8 18. Nxc6 bxc6 19. Bxf6 Nxf6 20. Qe3 Qd6 21. h3 g6 22. Qe5 Qxe5 23. fxe5 Nd7 24. f4 Rxb1 25. Rxb1 Nb6 26. Rb3 Rc8 27. Kf2 Kf8 28. Ke3 h5 29. a4 Rb8 30. Ra3 Rc8 31. a5 Nd7 32. Rb3 Rb8 33. Ra3 Rc8 34. g4 hxg4 35. hxg4 g5 36. Ra1 Ke7 37. Rh1 gxf4+ 38. Kxf4 Nf8 39. Be4 Rb8 40. Bxc6 Ng6+ 41. Ke4 Rd8 42. Rb1 Rd4+ 43. Ke3 Nxe5 44. Rb7+ Kd8 45. Be4 Nxg4+ 46. Ke2 Rd7 47. Rb5 Rc7 48. Rb1 f5 49. Bg2 Ke7 50. Rb8 Kd6 51. a6 Ne5 52. Rd8+ Rd7 53. Rc8 Rc7 54. Rd8+ Nd7 55. Bb7 Ke5 56. Kd2 Nb6 57. Kc3 Rg7 58. Bc6 Rc7 59. Bg2 Rc8 60. d4+ cxd4+ 61. Rxd4 Na4+ 62. Kd3 Nc5+ 63. Kc3 Rb8 64. Rd1 Na4+ 0-1

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "5"]
[White "Sumiacher, Carlos"]
[Black "Garcia, Horacio"]
[Result "1/2-1/2"]
[ECO "A25"]
[PlyCount "61"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 f5 6. b4 Nf6 7. d3 0-0 8. e3 d6 9. Nge2 h6 10. 0-0 Ne7 11. Qb3 Kh7 12. b5 g5 13. f4 gxf4 14. exf4 Ng6 15. Bd2 h5 16. Nd5 Nxd5 17. Bxd5 h4 18. Qc2 Rb8 19. Bc3 Bh6 20. Rf2 Bd7 21. Bg2 hxg3 22. hxg3 exf4 23. Nxf4 Nxf4 24. gxf4 Qh4 25. Re1 Rbe8 26. Qc1 Rg8 27. Rxe8 Bxe8 28. Qe3 Bf7 29. Kf1 Rg3 30. Rf3 Rxf3+ 31. Qxf3 1/2-1/2

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "6"]
[White "Sumiacher, Carlos"]
[Black "Garcia Palermo, Carlos H"]
[Result "1/2-1/2"]
[ECO "A16"]
[PlyCount "35"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. b3 Bg7 7. Bb2 0-0 8. Nf3 e5 9. d3 a5 10. 0-0 Qe7 11. Rc1 Bd7 12. Ne4 Na6 13. Qc2 Bc6 14. Nc5 Rfd8 15. Nxa6 Rxa6 16. Nd2 Bxg2 17. Kxg2 c6 18. Ne4 1/2-1/2

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "1"]
[White "Sumiacher, Carlos"]
[Black "Panno, Oscar"]
[Result "0-1"]
[ECO "A26"]
[PlyCount "58"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. d3 Nc6 6. Rb1 Nf6 7. Nf3 0-0 8. 0-0 h6 9. b4 Be6 10. b5 Ne7 11. a4 Qd7 12. Re1 Nh7 13. Ba3 f5 14. Qc2 Rf7 15. Nd2 Rb8 16. Nd5 f4 17. Nxe7+ Qxe7 18. Be4 Qf6 19. Rf1 Ng5 20. Bg2 h5 21. Ne4 Nxe4 22. dxe4 b6 23. Rb3 Bh6 24. Bc1 g5 25. Kh1 Kh7 26. gxf4 gxf4 27. Qd3 Rg8 28. Bh3 Qg6 29. Ba3 f3 0-1

[Event "ARG-chT"]
[Site "Villa Gesell"]
[Date "1972.??.??"]
[Round "2"]
[White "Vasquez de la Paz, Julio E"]
[Black "Sumiacher, Carlos"]
[Result "1/2-1/2"]
[ECO "B35"]
[PlyCount "57"]
[EventDate "1972.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. f3 Qb4 9. Nxc6 bxc6 10. Bb3 Ba6 11. Qd2 0-0 12. e5 Ne8 13. Qxd7 Bxe5 14. Qxc6 Bb7 15. Qc4 Qd6 16. Rd1 Qf6 17. Qg4 Bxc3+ 18. bxc3 Qxc3+ 19. Kf2 Nf6 20. Qd4 Qc7 21. Bf4 Qa5 22. Rhe1 Rfd8 23. Qe5 Qxe5 24. Bxe5 Nd5 25. Rd2 Nb4 26. Red1 Nc6 27. Bc7 Rxd2+ 28. Rxd2 Kf8 29. Ba5 1/2-1/2

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.10"]
[Round "15"]
[White "Poch, Cesar Guillermo"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "B35"]
[PlyCount "110"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[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 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. Bb3 Nxe4 9. 0-0 Nxc3 10. bxc3 0-0 11. Qd3 b6 12. Nxc6 dxc6 13. Qe4 Qxc3 14. Qxe7 Qe5 15. Qa3 Bf5 16. Rad1 Qc7 17. Qa4 Be5 18. h3 Rad8 19. Bg5 Rxd1 20. Rxd1 c5 21. Re1 Bd7 22. Qh4 Re8 23. Re3 Bb5 24. Bd5 Bg7 25. c4 Rxe3 26. Bxe3 Ba4 27. Bf4 Qd7 28. Bb8 Bd4 29. Qe4 a6 30. h4 Qd8 31. Bg3 Bd7 32. Qf4 Qf6 33. Qc7 Bg4 34. Kh2 Kg7 35. f3 Bf5 36. Bb7 b5 37. Bd5 b4 38. h5 gxh5 39. Kh1 h4 40. Bd6 h3 41. g4 Bd3 42. Qb8 h5 43. gxh5 Kh7 44. Qc7 Qg7 45. Bg3 Bf2 46. Bxf7 Qa1+ 47. Kh2 Qg1+ 48. Kxh3 Qxg3+ 49. Qxg3 Bxg3 50. Kxg3 a5 51. Be8 Bxc4 52. Bg6+ Kh6 53. Bb1 a4 54. Kf4 Bxa2 55. Bg6 Bg8 0-1

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.08"]
[Round "14"]
[White "Sumiacher, Carlos"]
[Black "Quinteros, Miguel Angel"]
[Result "0-1"]
[ECO "B41"]
[PlyCount "58"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 g6 6. Nc3 Bg7 7. Be2 d6 8. 0-0 Ne7 9. Bg5 0-0 10. Qd2 b6 11. Rfd1 Ra7 12. Bg4 Rc7 13. Nb3 Rc6 14. Ne2 h5 15. Bf3 f6 16. Be3 e5 17. c5 bxc5 18. Bxc5 Be6 19. Bxd6 Re8 20. Nc5 Bf7 21. Nc3 Nc8 22. Bxb8 Qxd2 23. Rxd2 Bh6 24. Nd5 Bxd2 25. Rd1 Kg7 26. Rxd2 Rxc5 27. h4 Rd8 28. Kh2 Rd7 29. b4 Rb5 0-1

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.07"]
[Round "13"]
[White "Brond, Victor"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "E80"]
[PlyCount "79"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[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 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. 0-0-0 Qa5 9. Kb1 Nbd7 10. g4 Nb6 11. c5 b4 12. cxb6 bxc3 13. Qxc3 Qxc3 14. bxc3 Nd7 15. Kc2 Rb8 16. Rb1 Rxb6 17. Rxb6 Nxb6 18. Bd3 Kd8 19. Ne2 Kc7 20. Rb1 Bd7 21. c4 Ra8 22. c5 Nc8 23. Nc3 e5 24. d5 Bf8 25. Bc4 dxc5 26. dxc6 Bxc6 27. Bxf7 Nb6 28. f4 Bd6 29. f5 Rf8 30. Be6 Be7 31. Bh6 Rd8 32. Bg7 Bd6 33. h4 Be8 34. Nd5+ Nxd5 35. Bxd5 Bc6 36. Bxc6 Kxc6 37. fxg6 hxg6 38. h5 gxh5 39. gxh5 Bf8 40. h6 1-0

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.06"]
[Round "12"]
[White "Sumiacher, Carlos"]
[Black "Juarez, Carlos Eleodoro"]
[Result "1-0"]
[ECO "A33"]
[PlyCount "77"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 e6 2. g3 c5 3. Bg2 Nc6 4. Nf3 Nf6 5. 0-0 Be7 6. d4 cxd4 7. Nxd4 0-0 8. Nc3 a6 9. b3 Qc7 10. Bb2 d6 11. Rc1 Bd7 12. Nd5 exd5 13. cxd5 Nxd5 14. Bxd5 Qa5 15. Nxc6 bxc6 16. Bxc6 Bxc6 17. Rxc6 Qxa2 18. Qa1 Qxa1 19. Rxa1 Rfb8 20. Raxa6 Rxa6 21. Rxa6 Rxb3 22. Ba3 Rb1+ 23. Kg2 Ra1 24. Ra8+ Bf8 25. e4 f6 26. f4 Kf7 27. Kf3 g6 28. g4 Bh6 29. Ra7+ Kg8 30. f5 Rf1+ 31. Ke2 Rf4 32. Bc1 Rxg4 33. Bxh6 Rxe4+ 34. Kf3 Re5 35. fxg6 hxg6 36. Rg7+ Kh8 37. Rxg6 Rf5+ 38. Bf4 d5 39. Rg2 1-0

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.04"]
[Round "11"]
[White "Mecking, Henrique"]
[Black "Sumiacher, Carlos"]
[Result "1/2-1/2"]
[ECO "A79"]
[PlyCount "61"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[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 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. e4 d6 7. Nf3 Bg7 8. Be2 0-0 9. 0-0 Re8 10. Nd2 Na6 11. f3 Nc7 12. a4 Nd7 13. f4 f5 14. Nc4 Bd4+ 15. Kh1 Qf6 16. exf5 gxf5 17. Ra3 b6 18. Bh5 Re7 19. Ne2 Bb7 20. Nxd4 cxd4 21. Rd3 Nc5 22. Rg3+ Kh8 23. Nxd6 Nxd5 24. Nxb7 Rxb7 25. Be2 Rd8 26. Bc4 Ne4 27. Rd3 Nb4 28. Rdf3 Rc7 29. b3 a5 30. Bb2 h6 31. Re1 1/2-1/2

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.03"]
[Round "10"]
[White "Sumiacher, Carlos"]
[Black "Polugaevsky, Lev"]
[Result "0-1"]
[ECO "A11"]
[PlyCount "43"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 c6 3. Nf3 d5 4. Bg2 Bf5 5. Qb3 Qb6 6. cxd5 Qxb3 7. axb3 Nxd5 8. Nc3 Nb4 9. Nd4 e5 10. Rxa7 Rxa7 11. Nxf5 Nc2+ 12. Kd1 Na1 13. d3 g6 14. Be3 Ra6 15. Nh4 Nxb3 16. Nf3 Bg7 17. Kc2 Nd4+ 18. Bxd4 exd4 19. Ne4 Nd7 20. h4 f5 21. Neg5 Ke7 22. Nd2 0-1

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.02"]
[Round "9"]
[White "Pilnik, Hermann"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "B31"]
[PlyCount "77"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[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 Nc6 3. Bb5 g6 4. c3 Nf6 5. d3 Bg7 6. 0-0 0-0 7. Nbd2 Qc7 8. Re1 d6 9. Nf1 e5 10. Ne3 a6 11. Ba4 b5 12. Bb3 Bb7 13. a4 Na5 14. Ba2 Rad8 15. axb5 axb5 16. b4 Nc6 17. Ba3 cxb4 18. cxb4 Rfe8 19. Rc1 Qe7 20. Re2 Rd7 21. Rcc2 Ra8 22. Nd5 Qd8 23. Qc1 Nxd5 24. Bxd5 Ne7 25. Bb3 h6 26. Bb2 Rc8 27. Rxc8 Qxc8 28. Rc2 Qe8 29. Qe3 Nc6 30. Bc3 Qd8 31. h3 Qa8 32. Ra2 Qd8 33. d4 exd4 34. Nxd4 Nxd4 35. Bxd4 Bxd4 36. Qxd4 Qg5 37. Rc2 Re7 38. Bd5 Bxd5 39. Rc8+ 1-0

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.31"]
[Round "8"]
[White "Sumiacher, Carlos"]
[Black "Schweber, Samuel"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "65"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 0-0 5. e4 d6 6. Nge2 a5 7. 0-0 Nc6 8. d3 Bc5 9. h3 Ne8 10. Nb5 Be6 11. b3 Bd7 12. d4 exd4 13. Nbxd4 Nf6 14. Bb2 Re8 15. Qd3 Nxd4 16. Nxd4 a4 17. Rad1 axb3 18. Nxb3 Bb4 19. Nd4 Qe7 20. a3 Bc5 21. Rfe1 Ra4 22. Kh2 Bxd4 23. Qxd4 b5 24. e5 dxe5 25. Rxe5 Qf8 26. Rg5 h6 27. Rc5 Be6 28. Rxc7 Rxc4 29. Rxc4 Bxc4 30. Qf4 Qe7 31. Rd6 Nh7 32. Bc6 Rd8 33. Qd4 1-0

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.30"]
[Round "7"]
[White "Rubinetti, Jorge Alberto"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "51"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[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 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Nf3 0-0 7. Be2 Na6 8. 0-0 Nc7 9. Bf4 Nh5 10. Bg5 h6 11. Be3 e5 12. dxe6 Nxe6 13. Qd2 Kh7 14. Rfd1 Qf6 15. g3 Rd8 16. Rab1 Bf8 17. Nh4 Bd7 18. Nd5 Qg7 19. Bxh5 gxh5 20. Qe2 Nd4 21. Bxd4 cxd4 22. Qxh5 Rac8 23. b3 Re8 24. Nf5 Qg6 25. Qxg6+ Kxg6 26. Nh4+ 1-0

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.28"]
[Round "6"]
[White "Sumiacher, Carlos"]
[Black "Gheorghiu, Florin"]
[Result "1/2-1/2"]
[ECO "A25"]
[PlyCount "57"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[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 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nge7 7. Rb1 Be6 8. Nd5 f5 9. d3 0-0 10. b4 Qd7 11. b5 Nd8 12. 0-0 Nc8 13. Qb3 c6 14. bxc6 bxc6 15. Ndc3 Nb6 16. Qc2 Nb7 17. f4 e4 18. dxe4 Bxc4 19. Rd1 fxe4 20. Nxe4 d5 21. Ng5 Nd6 22. e4 h6 23. Bh3 Qe7 24. Ne6 Nxe4 25. Nxg7 Bxe2 26. Qxe2 Kxg7 27. Bb2+ Kh7 28. Rbc1 c5 29. Ba3 1/2-1/2

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.27"]
[Round "5"]
[White "Sumiacher, Carlos"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]
[ECO "A36"]
[PlyCount "105"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 d6 6. Nge2 h5 7. h3 e5 8. d3 Nge7 9. 0-0 0-0 10. a3 Rb8 11. Rb1 a6 12. b4 cxb4 13. axb4 b5 14. cxb5 axb5 15. Nd5 Nxd5 16. Bxd5 Ne7 17. Bg2 Be6 18. Bb2 h4 19. g4 f5 20. gxf5 Rxf5 21. Qd2 Qd7 22. Kh2 Rbf8 23. f4 Bh6 24. Rf2 Kh7 25. Rbf1 R5f7 26. d4 e4 27. d5 Bxd5 28. Nc3 Qb7 29. Rd1 Bc6 30. Qxd6 Nf5 31. Qd2 Rd7 32. Qc1 Rxd1 33. Nxd1 Bd5 34. Nc3 Bc6 35. Ne2 Bd5 36. Nd4 Nxd4 37. Bxd4 Bc4 38. Qc2 Re8 39. Bf6 Qf7 40. Bd4 Bd3 41. Qa2 Qxa2 42. Rxa2 Bf8 43. Ra7+ Kg8 44. Ra6 Bxb4 45. Rxg6+ Kh7 46. f5 Be1 47. Rg7+ Kh6 48. Bf6 Bg3+ 49. Kg1 Rc8 50. Rg6+ Kh5 51. Rg5+ Kh6 52. Rg6+ Kh7 53. Rg7+ 1/2-1/2

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.26"]
[Round "4"]
[White "Savon, Vladimir A"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "A26"]
[PlyCount "39"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. 0-0 0-0 5. c4 d6 6. Nc3 e5 7. d3 Nc6 8. Rb1 Nh5 9. b4 f5 10. b5 Ne7 11. Qb3 h6 12. c5+ d5 13. e4 c6 14. bxc6 bxc6 15. exd5 cxd5 16. Re1 Kh7 17. Nxe5 f4 18. Nxd5 fxg3 19. hxg3 Nf5 20. Bb2 1-0

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.24"]
[Round "3"]
[White "Sumiacher, Carlos"]
[Black "Planinc, Albin"]
[Result "0-1"]
[ECO "A20"]
[PlyCount "48"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e5 3. Bg2 c6 4. Nf3 e4 5. Nd4 d5 6. cxd5 Qxd5 7. e3 c5 8. Nc3 Qe5 9. Nde2 Nc6 10. d3 exd3 11. Nf4 c4 12. Qa4 Qc5 13. b3 g5 14. Ba3 Qxa3 15. Bxc6+ Kd8 16. Qxc4 d2+ 17. Kxd2 Qb2+ 18. Kd3 bxc6 19. Qxc6 Nd7 20. Rhd1 Rb8 21. Nb5 Bb7 22. Qc7+ Ke8 23. Rd2 Ne5+ 24. Ke2 Bf3+ 0-1

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.23"]
[Round "2"]
[White "Panno, Oscar"]
[Black "Sumiacher, Carlos"]
[Result "1/2-1/2"]
[ECO "B38"]
[PlyCount "124"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[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 c5 3. Nf3 g6 4. Nc3 Bg7 5. e4 cxd4 6. Nxd4 d6 7. Be2 Nc6 8. Be3 Bd7 9. 0-0 0-0 10. Nb3 Na5 11. f3 a6 12. Qd2 Re8 13. Rfd1 Be6 14. Nd5 Nxb3 15. axb3 Bxd5 16. exd5 Nd7 17. b4 b6 18. Ra4 a5 19. Rda1 Rb8 20. Bf2 Qc7 21. R1a2 Rb7 22. g3 Ra8 23. bxa5 Rxa5 24. b4 Rxa4 25. Rxa4 Ra7 26. Qa2 Rxa4 27. Qxa4 Bc3 28. Kg2 Kg7 29. f4 Qb7 30. Bf3 Kg8 31. Be3 Kg7 32. Kf2 Nb8 33. Qa3 Bf6 34. Be2 Kf8 35. Ke1 Ke8 36. Kd1 Qa6 37. Qxa6 Nxa6 38. Bd2 Nb8 39. Kc2 Kd7 40. Be3 Kc7 41. Kb3 Kb7 42. h4 e5 43. f5 gxf5 44. Bh5 f4 45. Bf2 fxg3 46. Bxg3 Nd7 47. Bxf7 Nf8 48. h5 Bg5 49. Kc3 Nd7 50. Kd3 Nf6 51. Bf2 Kc7 52. c5 bxc5 53. bxc5 dxc5 54. Bxc5 Nd7 55. Bb4 Nf6 56. Kc4 Ne4 57. Kd3 Nd6 58. Be6 h6 59. Ba5+ Kb7 60. Bd7 Ka6 61. Bb4 Be7 62. Bd2 Bf8 1/2-1/2

[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.03.22"]
[Round "1"]
[White "Sumiacher, Carlos"]
[Black "Najdorf, Miguel"]
[Result "0-1"]
[ECO "A24"]
[PlyCount "152"]
[EventDate "1971.03.22"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "ARG"]
[EventCategory "9"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 e5 6. Nge2 d6 7. 0-0 Be6 8. d3 Qc8 9. f3 c6 10. Bg5 h6 11. Be3 Na6 12. Rc1 Qd7 13. Qa4 Nc5 14. Qc2 a5 15. b3 Bh3 16. d4 Bxg2 17. Kxg2 exd4 18. Nxd4 Qe7 19. Rfe1 Nfd7 20. Rcd1 Rfe8 21. a3 Ne5 22. Bf2 Qf6 23. Nce2 h5 24. Nf4 Ncd7 25. Be3 a4 26. b4 Nb6 27. Nh3 Bf8 28. c5 dxc5 29. bxc5 Nbc4 30. Bg5 Qg7 31. Qc3 Na5 32. f4 Nd7 33. e5 Nxc5 34. Bf6 Qh6 35. Ng5 b6 36. f5 Bg7 37. Bxg7 Qxg5 38. Bf6 Qh6 39. e6 fxe6 40. Nxe6 gxf5 41. Nxc5 bxc5 42. Be5 Qh7 43. Rd6 Qf7 44. Qd2 f4 45. Qc2 Re6 46. Rxe6 Qxe6 47. Bc3 Qf7 48. Re5 Nc4 49. Rg5+ Kf8 50. Bg7+ Ke8 51. Qe4+ Kd7 52. Rxc5 Ne3+ 53. Kg1 Nd5 54. Be5 fxg3 55. hxg3 Rf8 56. Bf4 Qe7 57. Qxe7+ Kxe7 58. Rc4 Nxf4 59. gxf4 Kd6 60. Rxa4 c5 61. Kf2 Kd5 62. Kf3 Rh8 63. Ra7 h4 64. Rd7+ Kc4 65. Kg2 Kb3 66. Rd3+ Kb2 67. Rd2+ Kxa3 68. f5 c4 69. f6 Rf8 70. Rd6 Kb4 71. Kh3 Kc5 72. Re6 c3 73. Kxh4 c2 74. Re1 Rxf6 75. Rc1 Rf2 76. Kg3 Rd2 0-1

[Event "Cordoba op"]
[Site "Cordoba"]
[Date "1970.??.??"]
[Round "6"]
[White "Aguirre, Alb"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "E70"]
[PlyCount "73"]
[EventDate "1970.??.??"]
[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 d6 4. Nc3 g6 5. e4 Bg7 6. Bd3 0-0 7. Nge2 e6 8. 0-0 exd5 9. exd5 Nfd7 10. f4 f5 11. Kh1 Nf6 12. Ng1 Na6 13. Nf3 Nc7 14. a4 a6 15. Bd2 Bd7 16. Re1 h6 17. Qc2 Rb8 18. Re2 Re8 19. Rae1 Rxe2 20. Rxe2 b5 21. b3 bxc4 22. Bxc4 Qf8 23. Ne5 Kh7 24. Nxd7 Nxd7 25. Nd1 Nf6 26. Nc3 Re8 27. Qd1 Ne4 28. Nxe4 fxe4 29. Ba5 Qf7 30. Qe1 Nxd5 31. Rxe4 Rxe4 32. Qxe4 Qxf4 33. Qxf4 Nxf4 34. Bxa6 Ne6 35. Bc4 Nd4 36. Bd5 Bf8 37. Bb6 1-0

[Event "Cordoba op"]
[Site "Cordoba"]
[Date "1970.??.??"]
[Round "3"]
[White "Brond, Victor"]
[Black "Sumiacher, Carlos"]
[Result "1/2-1/2"]
[ECO "A76"]
[PlyCount "94"]
[EventDate "1970.??.??"]
[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 d6 4. Nc3 g6 5. e4 Bg7 6. Be2 0-0 7. Nf3 e6 8. 0-0 exd5 9. cxd5 Re8 10. Qc2 Na6 11. Bf4 Nb4 12. Qb1 Nh5 13. Bg5 f6 14. Bd2 f5 15. Bg5 Nf6 16. a3 fxe4 17. Nd2 Nd3 18. Ndxe4 Ne5 19. f4 Neg4 20. h3 Ne3 21. Re1 c4 22. Kh2 Bf5 23. Bf3 Bxe4 24. Nxe4 Nexd5 25. Rd1 Qc7 26. f5 Nxe4 27. Bxe4 Nf6 28. Bxf6 d5+ 29. Kh1 dxe4 30. Bxg7 Kxg7 31. Rf1 gxf5 32. Rxf5 Rad8 33. Qe1 Rd3 34. Qh4 Qd8 35. Qg4+ Kh8 36. Raf1 Rg8 37. Qxe4 Qd4 38. Qxb7 Qh4 39. R5f3 Rxf3 40. Qxf3 Re8 41. Qf7 Rb8 42. Qc7 Re8 43. Qd7 Re1 44. Qc8+ Kg7 45. Qf8+ Kg6 46. Qf7+ Kh6 47. Qf8+ Kg6 1/2-1/2

[Event "Cordoba op"]
[Site "Cordoba"]
[Date "1970.??.??"]
[Round "?"]
[White "Bulcourf, Carlos"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "72"]
[EventDate "1970.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Nf6 3. Nbd2 Bg7 4. e4 0-0 5. e5 Ne8 6. Ne4 d6 7. exd6 Nxd6 8. Bd3 Nc6 9. c3 Bg4 10. 0-0 e5 11. d5 Ne7 12. Nxd6 Qxd6 13. h3 Bxf3 14. Qxf3 f5 15. Bc4 e4 16. Qe2 Nxd5 17. Rd1 c6 18. f3 Kh8 19. Be3 Rfe8 20. f4 Rad8 21. Qf2 a6 22. a4 Qc7 23. Bxd5 Rxd5 24. Rxd5 cxd5 25. Rd1 Qc4 26. Rd4 Bxd4 27. Bxd4+ Kg8 28. Qh4 Qc6 29. Kf2 e3+ 30. Bxe3 Qe6 31. Qg3 Qe4 32. h4 Qxa4 33. h5 Qc2+ 34. Ke1 Qxb2 35. hxg6 Qxc3+ 36. Kd1 Qd3+ 0-1

[Event "Cordoba op"]
[Site "Cordoba"]
[Date "1970.??.??"]
[Round "?"]
[White "Litovicius, Miguel Victor"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "48"]
[EventDate "1970.??.??"]
[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 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. f4 Nge7 7. Nf3 d6 8. Be3 Nd4 9. 0-0 0-0 10. Rb1 Bd7 11. Ne2 Nxf3+ 12. Bxf3 f5 13. e5 Bc6 14. Qe1 Bxf3 15. Rxf3 Rc8 16. d4 cxd4 17. Nxd4 dxe5 18. fxe5 Qd5 19. Rd1 Rfd8 20. Bg5 Nc6 21. Bxd8 Nxd4 22. Rfd3 Rxc2 23. R1d2 Rxd2 24. Rxd2 Nf3+ 0-1

[Event "Cordoba op"]
[Site "Cordoba"]
[Date "1970.??.??"]
[Round "?"]
[White "Sumiacher, Carlos"]
[Black "Bazan, Osvaldo"]
[Result "1/2-1/2"]
[ECO "A25"]
[PlyCount "106"]
[EventDate "1970.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 d6 6. b4 Nce7 7. e3 Nf6 8. Nge2 0-0 9. Qb3 c6 10. b5 d5 11. bxc6 bxc6 12. d3 dxc4 13. Qxc4 a5 14. 0-0 Ba6 15. Qa4 Qxd3 16. Ba3 Rfe8 17. Bxe7 Rxe7 18. Rfd1 Qf5 19. Qxc6 Ree8 20. Rb2 Ng4 21. Ne4 Rad8 22. Rxd8 Rxd8 23. N2c3 Qc8 24. Qb6 Rd3 25. h3 Nf6 26. Nxf6+ Bxf6 27. Qxf6 Rxc3 28. Bd5 Rc1+ 29. Kh2 Qd7 30. Bxf7+ Qxf7 31. Qxa6 Qf3 32. Qe6+ Kf8 33. Rb8+ Kg7 34. Qxe5+ Kh6 35. Qf4+ Qxf4 36. gxf4 Rc2 37. Kg3 Rxa2 38. e4 a4 39. e5 a3 40. Ra8 Ra1 41. Ra7 a2 42. Kf3 g5 43. Ra6+ Kh5 44. fxg5 Kxg5 45. Ke2 Kf5 46. Ra5 Rh1 47. Rxa2 Rxh3 48. Ra5 Rb3 49. f3 Rc3 50. Kf2 Rb3 51. Rc5 h5 52. Ke2 Ra3 53. Kf2 h4 1/2-1/2

[Event "Cordoba op"]
[Site "Cordoba"]
[Date "1970.??.??"]
[Round "?"]
[White "Sumiacher, Carlos"]
[Black "Miana, Elias T"]
[Result "0-1"]
[ECO "B44"]
[PlyCount "96"]
[EventDate "1970.??.??"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. Be2 Be7 7. 0-0 a6 8. N5c3 Nf6 9. Be3 Be6 10. Bf3 0-0 11. a4 b6 12. Na3 Qc7 13. Qd2 Rac8 14. Rfd1 Nb4 15. Nd5 Nbxd5 16. exd5 Bg4 17. Be2 Qb7 18. f3 Bf5 19. Bd3 Bxd3 20. Qxd3 Nd7 21. Nc4 Qc7 22. b3 f5 23. Ra2 Rce8 24. Nd2 Nc5 25. Qc4 Qb7 26. Rb1 Rc8 27. Qe2 Qxd5 28. Qc4 Qf7 29. Bxc5 d5 30. Qxa6 Bxc5+ 31. Kh1 Rc6 32. Nf1 Bd4 33. b4 Rfc8 34. a5 bxa5 35. Qxa5 h6 36. b5 Rxc2 37. Rxc2 Rxc2 38. Qa4 Rf2 39. Qb3 Kh7 40. b6 Qg6 41. Ng3 f4 42. b7 Ba7 43. b8Q Bxb8 44. Qxb8 fxg3 45. h3 Qc2 46. Rg1 Rxg2 47. Rxg2 Qd1+ 48. Rg1 Qxf3+ 0-1

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.28"]
[Round "11"]
[White "Makropoulos, Georgios"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "B25"]
[PlyCount "106"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. 0-0 0-0 9. Bd2 Rb8 10. a3 b5 11. Rb1 b4 12. axb4 Nxb4 13. Ne2 Ba6 14. Bc3 Bxc3 15. bxc3 Nbc6 16. Qd2 f5 17. exf5 gxf5 18. d4 Rxb1 19. Rxb1 Qa5 20. Ng5 h6 21. Nxe6 Qa2 22. Re1 Qxe6 23. d5 Qg6 24. dxc6 Bc4 25. Nc1 d5 26. Nb3 Bxb3 27. cxb3 Qd6 28. Bxd5+ Qxd5 29. Qxd5+ Nxd5 30. c4 Nb4 31. Re5 Nxc6 32. Rxc5 Rf6 33. Rb5 Kf7 34. b4 Ke6 35. Kf2 Rf8 36. Rb7 Rf7 37. Rb5 Rd7 38. h3 Rd2+ 39. Kg1 Rb2 40. Rc5 Nxb4 41. Re5+ Kf6 42. g4 fxg4 43. hxg4 Rc2 44. Rc5 Ra2 45. Rb5 Nd3 46. Rd5 Nb4 47. Rd6+ Kg7 48. Rd7+ Kg8 49. c5 a5 50. Rc7 a4 51. c6 a3 52. Rc8+ Kg7 53. c7 Rc2 0-1

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.27"]
[Round "10"]
[White "Sumiacher, Carlos"]
[Black "Uddenfeldt, Dan"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "51"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nd7 5. Nf3 e6 6. Bd3 Ne7 7. 0-0 c5 8. Be3 a6 9. a4 b6 10. f5 exf5 11. exf5 0-0 12. fxg6 hxg6 13. dxc5 Nxc5 14. Bc4 Bb7 15. Nd5 Nxd5 16. Bxd5 Bxd5 17. Qxd5 Bxb2 18. Rad1 Nxa4 19. Ng5 Ra7 20. Qb3 Qe8 21. Rxd6 Kg7 22. Rf4 Be5 23. Re4 Re7 24. Rxe5 Rxe5 25. Bd4 Nc5 26. Qh3 1-0

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.26"]
[Round "9"]
[White "Sumiacher, Carlos"]
[Black "Seret, Jean Luc"]
[Result "1-0"]
[ECO "A11"]
[PlyCount "127"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c6 3. Nf3 d5 4. e3 e6 5. b3 Bd6 6. Bb2 0-0 7. Rc1 Nbd7 8. d4 a6 9. Be2 b5 10. 0-0 Qe7 11. Rc2 bxc4 12. bxc4 dxc4 13. Bxc4 c5 14. e4 cxd4 15. Nxd4 Bb7 16. Qe2 Rfd8 17. Rd1 Nb6 18. Bb3 Bc5 19. Rcd2 Qc7 20. h3 Rd7 21. e5 Nfd5 22. Ne4 Be7 23. Qg4 Rad8 24. Nd6 Bf8 25. Rc1 Qb8 26. Nxe6 fxe6 27. Qxe6+ Kh8 28. Nf7+ Rxf7 29. Qxf7 Rd7 30. Qe6 Re7 31. Qf5 Qc8 32. Qg5 Re6 33. Qh4 Be7 34. Qe4 Bg5 35. Rcd1 Bxd2 36. Rxd2 Bc6 37. Rxd5 Bxd5 38. Bxd5 Nxd5 39. Qxd5 Qc6 40. Qd4 Kg8 41. Qd3 Qb6 42. Bd4 Qc6 43. Kh2 Qd5 44. Qc3 Qxa2 45. Qc8+ Kf7 46. Bc5 Qd5 47. Qf8+ Kg6 48. f4 Qe4 49. g4 Kh6 50. Qf7 Qg6 51. Qd7 Qc2+ 52. Kg3 Qc3+ 53. Kg2 Qc2+ 54. Kf3 Qc4 55. Be3 Qc6+ 56. Qxc6 Rxc6 57. f5+ g5 58. h4 Kg7 59. Bxg5 a5 60. e6 Kf8 61. Ke4 a4 62. Kd5 Ra6 63. f6 Ra5+ 64. Kd4 1-0

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.25"]
[Round "8"]
[White "Sumiacher, Carlos"]
[Black "Sznapik, Aleksander"]
[Result "1/2-1/2"]
[ECO "C84"]
[PlyCount "176"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Re1 0-0 8. e5 Ne8 9. c3 b5 10. Bc2 d5 11. Nxd4 Nxd4 12. cxd4 c5 13. dxc5 Bxc5 14. Bxh7+ Kxh7 15. Qc2+ Kg8 16. Qxc5 Be6 17. Qd4 Rc8 18. Nd2 Nc7 19. Nf3 Bf5 20. Bg5 Qd7 21. Qf4 Be4 22. Nd4 Ne6 23. Qg4 Rc7 24. Rad1 Rfc8 25. h4 Nxd4 26. Qxd7 Rxd7 27. Rxd4 Bf5 28. Red1 Be6 29. f3 Rc2 30. R1d2 Rdc7 31. Kf2 Kf8 32. h5 Rc1 33. g4 Kg8 34. a3 Rh1 35. Ke3 Rcc1 36. a4 Rhe1+ 37. Kf4 Rg1 38. axb5 axb5 39. Rf2 Rc4 40. Rfd2 Rcc1 41. R4d3 Rc4+ 42. Ke3 Rcc1 43. Re2 Kh7 44. Rdd2 Rc4 45. Rd4 Rcc1 46. Rb4 Rc4 47. Rxb5 Rf1 48. Rf2 d4+ 49. Ke2 Rcc1 50. Rxf1 Bc4+ 51. Kd2 Rxf1 52. Rb4 Rf2+ 53. Kc1 Rf1+ 54. Kc2 Be6 55. Rxd4 Rxf3 56. Bd8 Rg3 57. g5 Rh3 58. b4 Rxh5 59. b5 Rh2+ 60. Kc3 Re2 61. b6 Bc8 62. Bc7 Kg6 63. Rd8 Bb7 64. Rb8 Bf3 65. Rg8 Re1 66. Kd4 Ra1 67. Kc5 Rd1 68. Rd8 Rc1+ 69. Kd6 Bg2 70. Ke7 Rf1 71. Rg8 Ra1 72. Bd8 Ra8 73. Rf8 Bd5 74. Kd6 Bh1 75. Re8 Bg2 76. Kc7 Ra1 77. Re7 Rc1+ 78. Kb8 Rb1 79. Kc8 Rb2 80. Kc7 Rb1 81. Kb8 Rb2 82. e6 fxe6 83. Rxe6+ Kf7 84. Re7+ Kg6 85. b7 Rd2 86. Bb6 Rd6 87. Be3 Rb6 88. Bd2 Rb2 1/2-1/2

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.24"]
[Round "7"]
[White "Sumiacher, Carlos"]
[Black "Fridjonsson, Julius"]
[Result "1-0"]
[ECO "A62"]
[PlyCount "47"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 g6 4. d4 Bg7 5. d5 e6 6. g3 exd5 7. cxd5 d6 8. Bg2 0-0 9. 0-0 Na6 10. Nd2 Nc7 11. Nc4 Rb8 12. Bf4 Nfe8 13. a4 b6 14. Ne4 b5 15. Ncxd6 Nxd6 16. Bxd6 Re8 17. Bxc5 Bxb2 18. Rb1 bxa4 19. Rxb2 Rxb2 20. Bd4 Rb5 21. Nf6+ Kf8 22. Nxh7+ Kg8 23. Nf6+ Kf8 24. Qd2 1-0

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.23"]
[Round "6"]
[White "Silva, Victor"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "E97"]
[PlyCount "90"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nd7 10. Be3 h6 11. Nd2 f5 12. f3 f4 13. Bf2 Nf6 14. c5 g5 15. Nc4 Ne8 16. cxd6 cxd6 17. Rc1 Bd7 18. Qb3 Ng6 19. Na5 h5 20. Nxb7 Qe7 21. Nb1 g4 22. fxg4 hxg4 23. Rc3 Qg5 24. Kh1 Nh4 25. Bxh4 Qxh4 26. Kg1 Rf6 27. g3 Qh7 28. Nd2 Bh6 29. Qc2 Bg5 30. Na5 Rh6 31. Rf2 fxg3 32. Rxg3 Bf4 33. Rgg2 Rc8 34. Qb2 Ng7 35. Bxg4 Bxg4 36. Rxg4 Be3 37. Rgg2 Rf6 38. Kf1 Rxf2+ 39. Rxf2 Bxf2 40. Kxf2 Qxh2+ 41. Ke1 Qh1+ 42. Ke2 Nh5 43. Nc6 Rc7 44. Kd3 Nf4+ 45. Kc4 Qg2 0-1

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.22"]
[Round "5"]
[White "Sumiacher, Carlos"]
[Black "Meulders, Richard"]
[Result "1-0"]
[ECO "A37"]
[PlyCount "91"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 6. 0-0 Nge7 7. d3 0-0 8. Bf4 e5 9. Be3 d6 10. a3 f5 11. Qd2 Nd4 12. Rab1 Nb3 13. Qd1 Nd4 14. Qd2 Rb8 15. Bg5 Ne6 16. Bxe7 Qxe7 17. b4 Nc7 18. bxc5 dxc5 19. Rb3 Rd8 20. Qc2 Be6 21. Rfb1 b6 22. a4 Na6 23. Nd5 Rxd5 24. cxd5 Bxd5 25. Ng5 e4 26. dxe4 fxe4 27. Nxe4 Bxb3 28. Qxb3+ Kh8 29. h4 Nb4 30. Ng5 Bf6 31. Rd1 h6 32. Ne6 Re8 33. Nf4 Kg7 34. Qb1 Qf7 35. Be4 Qa2 36. Rd7+ Re7 37. Qd1 g5 38. Rxe7+ Bxe7 39. hxg5 hxg5 40. Qd7 Qa1+ 41. Kh2 Qe5 42. Nh5+ Kh6 43. f3 g4 44. Nf4 Qg5 45. Qe8 Bf6 46. Qf7 1-0

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.21"]
[Round "4"]
[White "Harandi, Khosro"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "B80"]
[PlyCount "77"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 a6 7. a4 b6 8. Bc4 Be7 9. 0-0 0-0 10. f4 Bb7 11. f5 d5 12. exd5 exd5 13. Bb3 Nbd7 14. Nde2 Ne5 15. Nf4 Neg4 16. Bd4 Bc5 17. Bxc5 bxc5 18. Ncxd5 Nxd5 19. Nxd5 Bxd5 20. Qxg4 Bxb3 21. cxb3 Rb8 22. Rad1 Rb4 23. Rxd8 Rxg4 24. Rd6 Rb4 25. Rf3 h6 26. Rxa6 Rd8 27. a5 Rd1+ 28. Kf2 Rd2+ 29. Kg3 h5 30. Ra8+ Kh7 31. a6 Rxb2 32. a7 Ra2 33. Rc3 Ra3 34. Rxc5 Raxb3+ 35. Kf2 Ra3 36. h3 Rb7 37. Rcc8 Kh6 38. h4 g6 39. f6 1-0

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.20"]
[Round "3"]
[White "Bellon Lopez, Juan Manuel"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "B87"]
[PlyCount "59"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 a6 7. Bb3 b5 8. 0-0 Bb7 9. Bxe6 fxe6 10. Nxe6 Qc8 11. Nd5 Bxd5 12. exd5 Kf7 13. Qe2 Qc4 14. Qe3 Nbd7 15. Ng5+ Kg6 16. f4 Qc5 17. f5+ Kh5 18. h3 Ne5 19. g4+ Kh4 20. Qxc5 dxc5 21. Kg2 Bd6 22. Ne6 Nexg4 23. hxg4 Kxg4 24. Bf4 Nxd5 25. Bxd6 Ne3+ 26. Kh2 Nxf1+ 27. Rxf1 Rad8 28. Rf4+ Kh5 29. Be7 g5 30. Bxg5 1-0

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.19"]
[Round "2"]
[White "Weber, Raymond"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "E91"]
[PlyCount "86"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 c5 4. d5 d6 5. e4 Nf6 6. Nf3 0-0 7. Be2 Na6 8. 0-0 Nc7 9. Ne1 e6 10. Bg5 exd5 11. exd5 Bf5 12. Qd2 Re8 13. Bd3 Qd7 14. Bxf5 Qxf5 15. Qf4 Qxf4 16. Bxf4 Rad8 17. f3 b5 18. Rd1 bxc4 19. Nc2 Nh5 20. Bc1 Bxc3 21. bxc3 Nf6 22. Ne3 Nb5 23. Nxc4 Nxc3 24. Bb2 Ncxd5 25. Nxd6 Rxd6 26. Bxf6 Rxf6 27. Rxd5 Rc6 28. Rc1 c4 29. Kf2 c3 30. Rc2 Kg7 31. Ra5 a6 32. Ra3 Rb8 33. Rb3 Rxb3 34. axb3 Kf6 35. Ke3 Kf5 36. g3 g5 37. h3 h5 38. Kd3 h4 39. gxh4 gxh4 40. Ke3 Rc8 41. f4 f6 42. Kd3 Kxf4 43. Rf2+ Kg3 0-1

[Event "World U20-ch10 Final C"]
[Site "Stockholm"]
[Date "1969.08.18"]
[Round "1"]
[White "Sumiacher, Carlos"]
[Black "Hug, Werner"]
[Result "1/2-1/2"]
[ECO "E64"]
[PlyCount "127"]
[EventDate "1969.08.18"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. d4 c5 6. d5 d6 7. Nf3 Na6 8. 0-0 Nc7 9. a4 b6 10. e4 Rb8 11. Re1 a6 12. e5 Nfe8 13. Bf4 b5 14. axb5 axb5 15. b3 bxc4 16. bxc4 Ba6 17. Bf1 Rb4 18. Ra4 Qb8 19. Ne4 Rb6 20. h4 Bc8 21. Qc1 Bf5 22. Bd3 Na6 23. exd6 exd6 24. Kg2 Nb4 25. Bb1 Qd8 26. Bh6 Nf6 27. Bxg7 Kxg7 28. Qf4 Bxe4 29. Bxe4 Qd7 30. Raa1 Re8 31. Bb1 Rxe1 32. Nxe1 Qg4 33. Qxg4 Nxg4 34. Nf3 h6 35. Be4 Ra6 36. Rxa6 Nxa6 37. Kf1 Kf6 38. Ke2 Nb4 39. Bb1 Ne5 40. Nxe5 Kxe5 41. Ke3 g5 42. hxg5 hxg5 43. f4+ gxf4+ 44. gxf4+ Kf6 45. Kf3 Na6 46. Bd3 Nb8 47. Bf1 Nd7 48. Bd3 Nb6 49. Ke4 Na4 50. Kf3 Nb2 51. Bf1 Kg6 52. Be2 Kf6 53. Ke3 Na4 54. Bg4 Nb6 55. Kd3 Ke7 56. Kc3 Na8 57. Kb3 Nb6 58. Kc3 Kd8 59. Kb3 Kc7 60. Bh5 f6 61. Bg4 Na8 62. Be2 Kb6 63. Bh5 Nc7 64. Bg6 1/2-1/2

[Event "World U20-ch10 Preliminaries D"]
[Site "Stockholm"]
[Date "1969.08.14"]
[Round "5"]
[White "Adorjan, Andras"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "B35"]
[PlyCount "117"]
[EventDate "1969.08.10"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 0-0 9. Bb3 d6 10. h3 Bd7 11. f4 Rac8 12. Nf3 Nh5 13. Qe1 Bh6 14. Nd2 Bg7 15. Nf3 Bh6 16. f5 Bxe3+ 17. Qxe3 Kg7 18. Rad1 Rcd8 19. Rd5 Qb6 20. Qxb6 axb6 21. Kh2 Na5 22. Rd4 Nxb3 23. cxb3 Nf6 24. fxg6 hxg6 25. Rb4 b5 26. Nd4 e5 27. Ndxb5 Bc6 28. Nc7 Rd7 29. N7d5 Bxd5 30. exd5 Nh7 31. a4 f5 32. Rb6 Kf6 33. b4 Rc8 34. Nb5 Ke7 35. Nxd6 Rxd6 36. Rxb7+ Rd7 37. Rb6 Nf6 38. Re6+ Kf7 39. Rxe5 Rc2 40. Rb1 Nxd5 41. Rd1 Nb6 42. Rxd7+ Nxd7 43. Rb5 Rxb2 44. a5 f4 45. a6 Rc2 46. a7 Rc8 47. Rb7 Ke6 48. b5 f3 49. gxf3 Rc2+ 50. Kg3 Ra2 51. b6 Nxb6 52. Rxb6+ Kf5 53. Rb5+ Kf6 54. Rb7 g5 55. f4 Ra3+ 56. Kg4 Ra4 57. a8Q Rxa8 58. fxg5+ Kg6 59. Rb6+ 1-0

[Event "World U20-ch10 Preliminaries D"]
[Site "Stockholm"]
[Date "1969.08.13"]
[Round "4"]
[White "Sumiacher, Carlos"]
[Black "Castro Rojas, Oscar Humberto"]
[Result "0-1"]
[ECO "C77"]
[PlyCount "74"]
[EventDate "1969.08.10"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 Nxd4 6. Nxe5 Bc5 7. Nd3 Ba7 8. e5 Nd5 9. c3 Ne6 10. Qf3 c6 11. Bb3 b5 12. Bxd5 cxd5 13. Be3 Bb7 14. Nd2 d4 15. Qxb7 dxe3 16. Ne4 exf2+ 17. Ndxf2 0-0 18. 0-0 Qh4 19. Kh1 Qh5 20. Rae1 Rfb8 21. Qd5 Nf4 22. Qd2 Ng6 23. Nd3 Rb6 24. Nd6 Rf8 25. Rf5 Qh4 26. Nc5 Qe7 27. Rd1 h6 28. Qd5 Rc6 29. b4 Bxc5 30. bxc5 Qe6 31. Qe4 Rxc5 32. Nb7 Rxc3 33. h3 d5 34. Qg4 Nxe5 35. Qf4 f6 36. Qf2 Rfc8 37. Rf4 Nd3 0-1

[Event "World U20-ch10 Preliminaries D"]
[Site "Stockholm"]
[Date "1969.08.12"]
[Round "3"]
[White "Sumiacher, Carlos"]
[Black "Weber, Raymond"]
[Result "1-0"]
[ECO "B11"]
[PlyCount "115"]
[EventDate "1969.08.10"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. d3 e6 7. a3 Bd6 8. g4 d4 9. Ne2 Qb6 10. h4 c5 11. Bh3 Nc6 12. g5 Nd7 13. Nf4 0-0-0 14. b3 Kb8 15. Bd2 Ka8 16. h5 Rhf8 17. 0-0 h6 18. gxh6 gxh6 19. Kh1 Nce5 20. Qe2 Rg8 21. Ng2 Rg7 22. f4 Nc6 23. Nh4 Rdg8 24. Rg1 Qd8 25. Nf3 Rg3 26. Kh2 Rxg1 27. Rxg1 Rxg1 28. Kxg1 Qg8+ 29. Qg2 Qxg2+ 30. Kxg2 Bf8 31. e5 Ne7 32. Nh4 a6 33. Kf3 Bg7 34. Ke4 Nc6 35. b4 b6 36. f5 Bxe5 37. fxe6 fxe6 38. Bxe6 Nf6+ 39. Kf5 Nxh5 40. Bd5 Ng3+ 41. Ke6 Kb7 42. Bxc6+ Kxc6 43. Kxe5 cxb4 44. axb4 Nf1 45. Bxh6 Kb5 46. Kxd4 Kxb4 47. Bf4 a5 48. Bd6+ Ka4 49. Kc3 b5 50. Nf5 b4+ 51. Kb2 Nd2 52. Bf4 Nf3 53. d4 Kb5 54. d5 a4 55. d6 Kc6 56. Ne7+ Kd7 57. Nd5 a3+ 58. Ka2 1-0

[Event "World U20-ch10 Preliminaries D"]
[Site "Stockholm"]
[Date "1969.08.11"]
[Round "2"]
[White "Kristiansen, Jens"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "A72"]
[PlyCount "127"]
[EventDate "1969.08.10"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 e6 8. Nf3 h6 9. Bh4 exd5 10. cxd5 g5 11. Bg3 Nh5 12. Nd2 Nxg3 13. hxg3 Nd7 14. Nc4 Qe7 15. Ne3 Nf6 16. Qc2 Bd7 17. a4 b6 18. Bb5 Ng4 19. Ncd1 Bc8 20. Nxg4 Bxg4 21. Ne3 Bc8 22. g4 a6 23. Bc6 Rb8 24. Rd1 b5 25. b3 Qe5 26. f3 Qf4 27. Rd3 Qg3+ 28. Qf2 Qe5 29. Qc2 Rd8 30. Kf2 Qe7 31. g3 Kh7 32. Rb1 Be5 33. axb5 axb5 34. b4 c4 35. Ra3 Bd4 36. Ra5 Bd7 37. Qd2 Bb6 38. Ra6 Qe5 39. Kg2 Bc8 40. Ra3 Kg7 41. Rba1 h5 42. gxh5 g4 43. Rh1 Kh8 44. Rh4 gxf3+ 45. Kxf3 Rg8 46. Nf1 Kh7 47. Qh2 Qg5 48. Rf4 Bg4+ 49. Kg2 Qe5 50. Ra2 f5 51. Bd7 Ra8 52. Rc2 Ra3 53. Be6 Rg7 54. Rxg4 fxg4 55. Bf5+ Kh8 56. h6 Rf7 57. Qh5 Rxf5 58. Qxf5 Qxf5 59. exf5 Rf3 60. Nh2 Rxf5 61. Nxg4 Rxd5 62. Ra2 Rd1 63. Nf6 Rg1+ 64. Kh2 1-0

[Event "World U20-ch10 Preliminaries D"]
[Site "Stockholm"]
[Date "1969.08.10"]
[Round "1"]
[White "Sumiacher, Carlos"]
[Black "Green Krotki, Jan"]
[Result "0-1"]
[ECO "A16"]
[PlyCount "94"]
[EventDate "1969.08.10"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "SWE"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. Nf3 c6 6. 0-0 0-0 7. d3 Bg4 8. Bd2 Qd7 9. Re1 Na6 10. Rb1 e5 11. b4 Rfe8 12. b5 Nc5 13. Qc2 Nh5 14. a4 a5 15. bxc6 bxc6 16. Rb6 Qc7 17. Reb1 Nf6 18. Ng5 Ra6 19. Qb2 Rc8 20. h3 Bf5 21. g4 Be6 22. Nxe6 fxe6 23. Be3 Nfd7 24. Rxa6 Nxa6 25. Ne4 Rb8 26. Qc1 Rxb1 27. Qxb1 d5 28. Ng5 Ndc5 29. Bxc5 Nxc5 30. Qa2 h6 31. Nxe6 Nxe6 32. cxd5 Nf4 33. dxc6+ Kh7 34. Qc2 Nxg2 35. Kxg2 Bf8 36. e3 Bd6 37. d4 exd4 38. exd4 Qf7 39. Qe4 Kg7 40. h4 Qf6 41. Qd5 Qf4 42. Qe6 Qh2+ 43. Kf3 Qh1+ 44. Ke3 Qxc6 45. Qe4 Qxe4+ 46. Kxe4 Kf6 47. Kd5 Ke7 0-1

[Event "ARG-chT"]
[Site "Rio Hondo"]
[Date "1969.??.??"]
[Round "?"]
[White "Cagliero, Hugo"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "B20"]
[PlyCount "68"]
[EventDate "1969.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. d4 d5 4. exd5 Qxd5 5. Nf3 Bg4 6. Be2 e6 7. 0-0 Nc6 8. c4 Qa5 9. Be3 Nf6 10. h3 Bh5 11. Nbd2 Rd8 12. d5 exd5 13. Nd4 Bg6 14. cxd5 Nxd5 15. Nc4 Qc7 16. Nb5 Qb8 17. Bg5 Nf6 18. Qc1 Nd4 19. Qe3+ Ne6 20. Bxf6 gxf6 21. Rfd1 Bc5 22. Qc1 Ke7 23. Bg4 Qf4 24. Qxf4 Nxf4 25. Re1+ Kf8 26. Rad1 Kg7 27. Nbd6 Nd3 28. Nxb7 Bxf2+ 29. Kf1 Bxe1 30. Nxd8 Rxd8 31. Ne3 Bf2 32. Nf5+ Kf8 33. h4 h5 34. Bh3 Bb6 0-1

[Event "ARG-chT"]
[Site "Rio Hondo"]
[Date "1969.??.??"]
[Round "?"]
[White "Foguelman, Alberto"]
[Black "Sumiacher, Carlos"]
[Result "1/2-1/2"]
[ECO "A56"]
[PlyCount "126"]
[EventDate "1969.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 d6 5. e4 e6 6. dxe6 fxe6 7. e5 dxe5 8. Qxd8+ Kxd8 9. Bg5 Bg7 10. Nf3 Nbd7 11. 0-0-0 Ke7 12. Re1 b6 13. Nxe5 Nxe5 14. Rxe5 h6 15. Bh4 g5 16. Bg3 Nh5 17. Re1 Nxg3 18. hxg3 Rf8 19. f3 Bb7 20. Kc2 Rad8 21. Bd3 Bc6 22. Re2 Rd6 23. Rhe1 a6 24. Nd5+ Kd7 25. Nc3 Ke7 26. Bg6 Bd4 27. Be4 Bxc3 28. Kxc3 Bxe4 29. Rxe4 Rg8 30. Rh1 Rg6 31. a3 a5 32. b3 Rf6 33. Re3 Rg6 34. Rd3 Rxd3+ 35. Kxd3 e5 36. Ke4 g4 37. Kxe5 gxf3 38. gxf3 a4 39. g4 axb3 40. Rb1 h5 41. gxh5 Rg5+ 42. Ke4 Rxh5 43. Rxb3 Rh6 44. f4 Rd6 45. Ke5 Re6+ 46. Kf5 Rd6 47. Kg5 Kf7 48. f5 Rd4 49. Rxb6 Rxc4 50. Rb7+ Ke8 51. Rb8+ Kf7 52. Rb7+ Kg8 53. Kg6 Rg4+ 54. Kf6 Rg3 55. Ra7 c4 56. Ra8+ Kh7 57. Ke6 c3 58. a4 Rg4 59. Rc8 Rxa4 60. Rxc3 Ra6+ 61. Kf7 Ra7+ 62. Kf6 Ra6+ 63. Kg5 Kg7 1/2-1/2

[Event "ARG-chT"]
[Site "Rio Hondo"]
[Date "1969.??.??"]
[Round "?"]
[White "Sumiacher, Carlos"]
[Black "Barea Garcia, Luis"]
[Result "0-1"]
[ECO "B47"]
[PlyCount "66"]
[EventDate "1969.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Nf6 7. Bg2 Nc6 8. 0-0 Be7 9. Nce2 0-0 10. c4 d6 11. b3 Rd8 12. Nc3 Rb8 13. Bb2 Bd7 14. Rc1 Qa5 15. a3 b5 16. cxb5 axb5 17. b4 Qb6 18. Ncxb5 Nxb4 19. axb4 Bxb5 20. Re1 Bd7 21. Bc3 Rbc8 22. Qb3 Ng4 23. Re2 Bf6 24. Rd1 Qa7 25. h3 Ba4 26. Ra1 Rxc3 27. Qxc3 Bxd4 28. Rxa4 Bxf2+ 29. Kh1 Qxa4 30. Rc2 Bd4 31. Qc7 Nf2+ 32. Kh2 Qa8 33. e5 d5 0-1

[Event "ARG-chT"]
[Site "Rio Hondo"]
[Date "1969.??.??"]
[Round "?"]
[White "Sumiacher, Carlos"]
[Black "Gaete, Rodolfo"]
[Result "1-0"]
[ECO "B18"]
[PlyCount "53"]
[EventDate "1969.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 h6 7. Ne5 Bh7 8. Qh5 g6 9. Qf3 Nf6 10. Bc4 e6 11. Be3 Bg7 12. 0-0-0 0-0 13. h4 Nbd7 14. Kb1 Nb6 15. Bb3 a5 16. a3 a4 17. Ba2 Nbd5 18. Bg5 hxg5 19. hxg5 Nh5 20. Nxh5 gxh5 21. Qxh5 Bf5 22. g4 Bg6 23. Nxg6 fxg6 24. Qxg6 Rxf2 25. Qxe6+ Kf8 26. Rdf1 Rxf1+ 27. Rxf1+ 1-0

[Event "ARG-chT"]
[Site "Rio Hondo"]
[Date "1969.??.??"]
[Round "?"]
[White "Sumiacher, Carlos"]
[Black "Mateo, Raul"]
[Result "1/2-1/2"]
[ECO "A24"]
[PlyCount "80"]
[EventDate "1969.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 e5 6. Nge2 d6 7. 0-0 Be6 8. d3 Qd7 9. f4 Bh3 10. f5 Bxg2 11. Kxg2 c6 12. h3 Na6 13. g4 h6 14. g5 hxg5 15. Bxg5 Nc7 16. Ng3 d5 17. cxd5 cxd5 18. Bxf6 Bxf6 19. fxg6 fxg6 20. Qb3 Rad8 21. exd5 Nxd5 22. Rac1 Kg7 23. Nxd5 Qxd5+ 24. Qxd5 Rxd5 25. Rc7+ Kh6 26. Ne4 Bd8 27. Rxf8 Bxc7 28. Rf7 Bd8 29. Rxb7 Rxd3 30. Rb5 Re3 31. Nf2 Kg7 32. Rb7+ Kf8 33. Rxa7 Bb6 34. Rb7 Bd4 35. Ng4 Rd3 36. Rb3 Rxb3 37. axb3 Ke7 38. Kf3 Ke6 39. Ke4 Bxb2 40. Ne3 Kf6 1/2-1/2

[Event "ARG-chT"]
[Site "Rio Hondo"]
[Date "1969.??.??"]
[Round "?"]
[White "Sumiacher, Carlos"]
[Black "Rios, A."]
[Result "1-0"]
[ECO "B70"]
[PlyCount "101"]
[EventDate "1969.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bg7 7. h3 a6 8. Be3 Qc7 9. Bb3 b5 10. 0-0 0-0 11. Bg5 Bb7 12. a4 b4 13. Nd5 Bxd5 14. exd5 Ne4 15. Be3 Nd7 16. Qe1 Ndc5 17. Qxb4 f5 18. Rad1 f4 19. Bc1 Be5 20. f3 Ng3 21. Rfe1 Rab8 22. Qc4 Qb6 23. Kh2 Nf5 24. a5 Qxa5 25. Nc6 Qb6 26. Nxb8 Rxb8 27. Bxf4 Bxf4+ 28. Qxf4 Nxb3 29. cxb3 Rf8 30. Qd2 Qxb3 31. Ra1 Nh4 32. Re3 Qb6 33. Qe2 Nf5 34. Re4 Rf7 35. Rxa6 Qb3 36. Ra8+ Kg7 37. Qd2 Qb5 38. b4 h5 39. Qc3+ Rf6 40. Qc8 Kh6 41. f4 Rf7 42. Qc4 Qb6 43. Re2 h4 44. Ra6 Qb7 45. b5 Ng3 46. Rf2 Qd7 47. f5 g5 48. Qc6 Rxf5 49. Qxd7 Rxf2 50. Qxe7 Rf1 51. Rxd6+ 1-0

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1968.??.??"]
[Round "9"]
[White "Panno, Oscar"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "E69"]
[PlyCount "97"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nbd7 7. 0-0 e5 8. e4 c6 9. h3 Qb6 10. Re1 Re8 11. d5 cxd5 12. cxd5 Nc5 13. Rb1 a5 14. Be3 Bd7 15. Nd2 Qc7 16. Bf1 Rec8 17. a4 Ne8 18. Nc4 f5 19. b4 axb4 20. Rxb4 Ra6 21. Qb1 f4 22. Bd2 fxg3 23. fxg3 Rb8 24. Nb6 Ra7 25. Be3 Nf6 26. Rc1 h5 27. Nb5 Bxb5 28. Rxb5 Bf8 29. a5 Kh7 30. Rc4 Be7 31. Kg2 Kg7 32. Be2 Rf8 33. Bf3 Qd8 34. Qa1 Qc7 35. Qc1 Rf7 36. Bxc5 dxc5 37. Rbxc5 Bxc5 38. Rxc5 Qd8 39. Qc3 Qe8 40. d6 Ra6 41. Rxe5 Qd8 42. Rb5 Qe8 43. Rc5 Kh7 44. e5 Nd7 45. Nxd7 Qxd7 46. Rc7 Qe6 47. Rxf7+ Qxf7 48. Qc7 Kg7 49. Bd5 1-0

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1968.??.??"]
[Round "4"]
[White "Quinteros, Miguel Angel"]
[Black "Sumiacher, Carlos"]
[Result "1-0"]
[ECO "E99"]
[PlyCount "63"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. f3 Nf6 12. Bd2 f4 13. b4 g5 14. c5 Ng6 15. Rc1 Rf7 16. cxd6 cxd6 17. Nf2 Bf8 18. Qc2 Bd7 19. a4 h5 20. h3 Rh7 21. Qd1 Rc8 22. a5 Rg7 23. Nb5 a6 24. Nc3 Nh4 25. Na4 Rxc1 26. Bxc1 g4 27. fxg4 hxg4 28. hxg4 Nxg2 29. Kxg2 Nxg4 30. Nxg4 Bxg4 31. Bxg4 Qh4 32. Rg1 1-0

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1968.??.??"]
[Round "2"]
[White "Rodriguez, Alberto2222"]
[Black "Sumiacher, Carlos"]
[Result "0-1"]
[ECO "A36"]
[PlyCount "48"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. 0-0 Nc6 5. c4 e6 6. Nc3 Nge7 7. e4 0-0 8. d3 d6 9. Bg5 h6 10. Be3 Nd4 11. Qd2 Kh7 12. Nh4 Rb8 13. f4 f5 14. Rfe1 Nec6 15. Bf2 a6 16. h3 b5 17. exf5 gxf5 18. g4 Bf6 19. Nf3 bxc4 20. dxc4 Rg8 21. Nh2 Qc7 22. Re3 Ne7 23. Kh1 Bb7 24. Rg1 Ng6 0-1

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1968.??.??"]
[Round "6"]
[White "Rossetto, Hector"]
[Black "Sumiacher, Carlos"]
[Result "1/2-1/2"]
[ECO "E60"]
[PlyCount "153"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 c5 2. e3 Nf6 3. Nf3 g6 4. Be2 Bg7 5. 0-0 0-0 6. c4 cxd4 7. exd4 d5 8. c5 Nc6 9. a3 Ne4 10. b4 e5 11. dxe5 Nxe5 12. Ra2 a5 13. Rc2 axb4 14. axb4 Ra4 15. Ba3 Nxf3+ 16. Bxf3 Bf5 17. Rc1 Qa8 18. Qb3 Nd2 19. Nxd2 Rxa3 20. Qxd5 Rd3 21. Qxb7 Qxb7 22. Bxb7 Rxd2 23. b5 Bd4 24. b6 Re8 25. Ba6 Ra2 26. Bb5 Rb8 27. Rc4 Rd2 28. h3 h5 29. Ba6 Be6 30. Rcc1 Ra2 31. Bb5 Rb2 32. Ba6 Ra8 33. Bc4 Bf5 34. Bd5 Rc8 35. g4 hxg4 36. hxg4 Bxg4 37. Rc4 Be2 38. b7 Rxc5 39. Rxd4 Bxf1 40. Kxf1 Kg7 41. Re4 f5 42. Re8 Rcb5 43. Bc6 R5b4 44. Kg2 Kf6 45. Rg8 Kg5 46. Kg3 R2b3+ 47. f3 Rg4+ 48. Kh3 Rh4+ 49. Kg3 Rg4+ 50. Kh3 Rgb4 51. Bd5 Rb1 52. f4+ Kxf4 53. Rxg6 Rd1 54. Rg8 Rd3+ 55. Kh2 Rb2+ 56. Bg2 Rdb3 57. Kg1 Rb1+ 58. Kh2 Rb6 59. Rh8 Ke3 60. Rh3+ Ke2 61. Rf3 Rh6+ 62. Kg3 Rg6+ 63. Kh2 Rxb7 64. Rxf5 Rh7+ 65. Kg1 Re7 66. Ra5 Rd7 67. Ra2+ Rd2 68. Rxd2+ Kxd2 69. Kf2 Rf6+ 70. Bf3 Rf8 71. Kg2 Ke3 72. Bb7 Rg8+ 73. Kf1 Rb8 74. Bc6 Rb2 75. Bd5 Rf2+ 76. Kg1 Rf5 77. Bb7 1/2-1/2

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1968.??.??"]
[Round "3"]
[White "Sumiacher, Carlos"]
[Black "Debarnot, Roberto Luis"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "67"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 e6 6. Nge2 Nge7 7. 0-0 0-0 8. a3 a6 9. Rb1 d6 10. b4 Qc7 11. d3 Nd4 12. Bf4 Nxe2+ 13. Nxe2 e5 14. Be3 b6 15. Nc3 Rb8 16. Qd2 Be6 17. f4 Rbc8 18. bxc5 bxc5 19. f5 gxf5 20. Bh6 f6 21. exf5 Nxf5 22. Rxf5 Bxf5 23. Rb7 Qxb7 24. Bxb7 Rb8 25. Be4 Bh3 26. Bg2 Bd7 27. Bd5+ Kh8 28. Bxg7+ Kxg7 29. g4 Rb3 30. g5 f5 31. Qe1 Rfb8 32. Qh4 Kf8 33. g6 hxg6 34. Qf6+ 1-0

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1968.??.??"]
[Round "5"]
[White "Sumiacher, Carlos"]
[Black "Juarez, Carlos Eleodoro"]
[Result "1-0"]
[ECO "B84"]
[PlyCount "91"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 a6 7. 0-0 Nbd7 8. f4 b5 9. Bf3 Bb7 10. e5 Bxf3 11. Nxf3 b4 12. exf6 bxc3 13. f5 Qb6+ 14. Kh1 e5 15. fxg7 Bxg7 16. bxc3 Nf6 17. Bg5 Qc6 18. Nd2 d5 19. c4 dxc4 20. Qe2 0-0 21. Bxf6 Bxf6 22. Ne4 Rad8 23. Rad1 Rxd1 24. Rxd1 Rd8 25. Rxd8+ Bxd8 26. Nd2 c3 27. Ne4 Kf8 28. Qd3 Bb6 29. Qd6+ Qxd6 30. Nxd6 Bd4 31. Ne4 Ke7 32. g4 h6 33. Kg2 Kd7 34. h4 Kc6 35. Kf3 Kd7 36. g5 hxg5 37. hxg5 Bb6 38. Nxc3 Bd8 39. Ne4 Be7 40. c4 Ba3 41. Ke3 Bc1+ 42. Kd3 Kc6 43. Nd2 Ba3 44. Ke4 Kd6 45. Nf3 Bb2 46. c5+ 1-0

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1968.??.??"]
[Round "1"]
[White "Sumiacher, Carlos"]
[Black "Perez Cascella, Julio"]
[Result "1/2-1/2"]
[ECO "D13"]
[PlyCount "36"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 e6 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3 Nc6 9. Rc1 0-0 10. Bd3 Bd7 11. 0-0 Rac8 12. a3 a6 13. Qe2 e5 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. Qf3 Rfe8 17. Qg3 Qxg3 18. hxg3 Rc7 1/2-1/2

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1968.??.??"]
[Round "8"]
[White "Sumiacher, Carlos"]
[Black "Sanguineti, Raul"]
[Result "0-1"]
[ECO "B35"]
[PlyCount "132"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 d6 9. f3 0-0 10. Bb3 Bd7 11. Qd2 Rfc8 12. Rfd1 Be8 13. Nd5 Qxd2 14. Rxd2 Kf8 15. Nxf6 Bxf6 16. Kf2 Na5 17. c3 Nc4 18. Bxc4 Rxc4 19. Ne2 b5 20. Bd4 Bxd4+ 21. Rxd4 Rac8 22. Rc1 f6 23. Rxc4 Rxc4 24. Rd1 Bf7 25. a3 Rc5 26. Ke3 f5 27. Nf4 a5 28. Nd3 Rc6 29. e5 Bc4 30. Kf4 Bxd3 31. Rxd3 Rc4+ 32. Rd4 Rc5 33. e6 Kg7 34. a4 bxa4 35. Rxa4 Kf6 36. Rd4 g5+ 37. Ke3 Kxe6 38. h4 h6 39. hxg5 hxg5 40. g3 Re5+ 41. Kf2 Rd5 42. Ra4 Rd2+ 43. Kf1 Rxb2 44. Rxa5 Rb3 45. g4 fxg4 46. fxg4 Rxc3 47. Rxg5 Rc5 48. Rg8 Kf6 49. Kf2 e5 50. Kg3 Rc3+ 51. Kh4 e4 52. Re8 d5 53. g5+ Kf5 54. Rf8+ Ke5 55. g6 Rc7 56. Kg5 e3 57. Rf5+ Kd4 58. Rf7 e2 59. Rxc7 e1Q 60. Rf7 Qg3+ 61. Kh6 Qh4+ 62. Kg7 Ke5 63. Kg8 Qg4 64. g7 Qe6 65. Kf8 Qc8+ 66. Ke7 Qg8 0-1

[Event "Buenos Aires op"]
[Site "Buenos Aires"]
[Date "1968.??.??"]
[Round "7"]
[White "Sumiacher, Carlos"]
[Black "Schweber, Samuel"]
[Result "0-1"]
[ECO "A23"]
[PlyCount "76"]
[EventDate "1968.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. g3 c6 4. Nf3 e4 5. Nd4 Qb6 6. Nc2 Bc5 7. e3 d5 8. Na4 Qa5 9. Nxc5 Qxc5 10. d4 Qb6 11. h3 dxc4 12. Na3 Be6 13. Qc2 Nbd7 14. Bxc4 Bd5 15. Bd2 0-0 16. 0-0 Rfe8 17. Rfc1 c5 18. Bxd5 Nxd5 19. Qc4 Qe6 20. Kg2 cxd4 21. exd4 e3 22. Bxe3 Qe4+ 23. Kh2 Nxe3 24. fxe3 Qxe3 25. Rc2 Nf6 26. Rf1 Rad8 27. Qc3 Qh6 28. Nc4 Re4 29. Rf3 Rexd4 30. Ne5 Rd2+ 31. Rf2 Rxf2+ 32. Rxf2 Re8 33. Kg2 Qh5 34. Nf3 Qd5 35. Qb3 Qc6 36. Rc2 Qd6 37. Ng5 Qe7 38. Qc3 Nd5 0-1

