[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.10.08"]
[Round "15"]
[White "Sliwa, Bogdan Stanislaw"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "A37"]
[PlyCount "61"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 Nh6 6. h4 d6 7. d3 Bg4 8. Nh2 Bd7 9. h5 Nf5 10. Nf1 e6 11. Bd2 Ncd4 12. e3 Nc6 13. Qb3 Rb8 14. Ne4 Qe7 15. Bc3 e5 16. g4 Nh4 17. Nxd6+ Qxd6 18. Rxh4 Bf6 19. Rh1 Bxg4 20. hxg6 fxg6 21. Ng3 0-0 22. Bd5+ Kg7 23. f3 Bd7 24. 0-0-0 b5 25. Qc2 Rh8 26. Qh2 Be6 27. Ne4 Qe7 28. Bxc6 b4 29. Be1 Qc7 30. Bg3 Qxc6 31. Nxf6 1-0

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.10.06"]
[Round "14"]
[White "Calero, Ivan"]
[Black "Tukmakov, Vladimir B"]
[Result "1/2-1/2"]
[ECO "B23"]
[PlyCount "109"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. b3 Nc6 4. Bb5 Nd4 5. Bc4 a6 6. a4 Ne7 7. Nf3 d5 8. Bd3 Nxf3+ 9. Qxf3 d4 10. Nb1 Ng6 11. Be2 Bd6 12. d3 0-0 13. g3 Bd7 14. 0-0 f5 15. Qh5 Qf6 16. Nd2 Bc6 17. Nc4 Bc7 18. exf5 exf5 19. f4 Ne7 20. Bf3 g6 21. Qh3 Bxf3 22. Rxf3 b5 23. Ne5 Bxe5 24. fxe5 Qxe5 25. Bf4 Qe6 26. Bh6 Rfe8 27. Qg2 Nd5 28. Rf2 b4 29. Qf3 Ne3 30. Re1 Ra7 31. Rfe2 Rae7 32. Bg5 Kg7 33. Bxe7 Rxe7 34. h3 h5 35. Kf2 Qe5 36. Qf4 Qf6 37. Qf3 Qd6 38. Qf4 Qf6 39. Kg1 Qe6 40. Qf3 Qe5 41. h4 Qd6 42. Kh1 Rf7 43. Qf4 Qd5+ 44. Kg1 Re7 45. Rf2 a5 46. Rfe2 Re5 47. Rc1 Qe6 48. Rce1 Qf6 49. Kh1 Qe7 50. Kg1 Re6 51. Kh1 Kh7 52. Kg1 Qg7 53. Qf3 Qe5 54. Qf4 Kg7 55. Kh2 1/2-1/2

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.10.05"]
[Round "13"]
[White "Csom, Istvan"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "97"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Be7 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 b6 8. Re1 Bb7 9. e5 Ne8 10. c3 c5 11. h4 Nc7 12. Nf1 Rc8 13. Bf4 Re8 14. N1h2 Nf8 15. Ng5 h6 16. Nh3 Ba6 17. Bf1 Ng6 18. Bd2 d4 19. c4 Bb7 20. Qg4 Kh7 21. Qh5 Rh8 22. Ng5+ Kg8 23. Nh3 Qe8 24. Bg2 Bxg2 25. Kxg2 Qc6+ 26. Kg1 Ne8 27. Qg4 Bd8 28. h5 Ne7 29. Qe2 Nf5 30. Rf1 Qb7 31. Rae1 Kh7 32. Qd1 Rg8 33. Re4 g5 34. hxg6+ fxg6 35. g4 Ne7 36. Qc1 g5 37. f4 Nf5 38. Rf3 Nh4 39. Rf2 Qg7 40. fxg5 hxg5 41. Nf3 Nxf3+ 42. Rxf3 Qg6 43. Nxg5+ Bxg5 44. Rh3+ Kg7 45. Bxg5 Rh8 46. Rxh8 Kxh8 47. Qf4 Kg8 48. Re2 Rc7 49. Rf2 1-0

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.10.04"]
[Round "12"]
[White "Calero, Ivan"]
[Black "Spiridonov, Nikola"]
[Result "1-0"]
[ECO "B34"]
[PlyCount "110"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[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. Be2 0-0 8. Qd2 d5 9. Nxc6 bxc6 10. exd5 cxd5 11. 0-0 Rb8 12. Rab1 Qa5 13. f3 e5 14. b4 Rxb4 15. Rxb4 Qxb4 16. Nxd5 Nxd5 17. Qxd5 Be6 18. Qb5 Qc3 19. Bxa7 Qxc2 20. a3 Rc8 21. Bf2 Qd2 22. Bd3 Rc3 23. Qb8+ Bf8 24. Bb5 Qg5 25. h4 Qf4 26. Re1 Rc1 27. a4 Rxe1+ 28. Bxe1 Kg7 29. Qc7 Qd4+ 30. Bf2 Qd1+ 31. Kh2 Bd6 32. Qc3 f5 33. Bg3 Kf6 34. f4 Qd4 35. fxe5+ Qxe5 36. Qxe5+ Bxe5 37. a5 f4 38. Bf2 Bd5 39. Kg1 f3 40. gxf3 Bxf3 41. a6 Bb8 42. Be3 Kg7 43. Kf2 Be4 44. Bd4+ Kh6 45. Be2 Bf5 46. Bf3 Bd3 47. a7 Bxa7 48. Bxa7 Kg7 49. Bd4+ Kf7 50. Bd5+ Kf8 51. Ke3 Bc2 52. Be4 Bxe4 53. Kxe4 h6 54. Ke5 Kg7 55. Ke6+ Kh7 1-0

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.10.03"]
[Round "11"]
[White "Calero, Ivan"]
[Black "Espig, Lutz"]
[Result "1-0"]
[ECO "C04"]
[PlyCount "41"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. Nd2 Nc6 4. c3 e5 5. dxe5 Nxe5 6. Ndf3 Nxf3+ 7. Nxf3 Nf6 8. exd5 Nxd5 9. Bc4 Be6 10. Qe2 Qd7 11. Bg5 f6 12. 0-0-0 0-0-0 13. Rhe1 Bf7 14. Ne5 fxe5 15. Bxd8 Qxd8 16. Qg4+ Kb8 17. Bxd5 Bxd5 18. c4 Bd6 19. Rxd5 Qf6 20. c5 Qxf2 21. Red1 1-0

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.10.01"]
[Round "10"]
[White "Kozma, Julius"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "D16"]
[PlyCount "89"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 Na6 7. Bxc4 Nb4 8. 0-0 e6 9. Qe2 Bg4 10. Rd1 Qa5 11. e4 Qh5 12. a5 Be7 13. a6 b6 14. h3 Bxf3 15. Qxf3 Qxf3 16. gxf3 0-0-0 17. Bb3 Nd7 18. Be3 Nb8 19. d5 N4xa6 20. dxc6 Nc7 21. Rdc1 Bf6 22. Bf4 e5 23. Be3 Rd6 24. Nd5 Bd8 25. Rxa7 Nxc6 26. Nxb6+ Kb8 27. Ra4 Nb5 28. Bd5 Bxb6 29. Bxb6 Kb7 30. Be3 f5 31. Rxc6 Rxc6 32. Rb4 Kc7 33. Rxb5 Rg6+ 34. Kf1 Rb8 35. Rxb8 Kxb8 36. exf5 Ra6 37. b4 Ra1+ 38. Kg2 Rb1 39. Bc5 Kc7 40. Be4 Rb2 41. f4 exf4 42. Kf3 Rb3+ 43. Kxf4 Rxh3 44. b5 Rb3 45. b6+ 1-0

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.09.30"]
[Round "9"]
[White "Calero, Ivan"]
[Black "Uhlmann, Wolfgang"]
[Result "0-1"]
[ECO "A37"]
[PlyCount "90"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. Nf3 Bg7 3. g3 c5 4. Bg2 Nc6 5. Nc3 Nh6 6. d3 Nf5 7. Rb1 a6 8. 0-0 Rb8 9. Bf4 d6 10. Ne4 0-0 11. Bd2 b5 12. b3 Bb7 13. Nc3 Ba8 14. Nd5 Qd7 15. e3 e6 16. Nf4 Ne5 17. Ne1 Bxg2 18. Nfxg2 d5 19. cxd5 exd5 20. g4 Ne7 21. h3 f5 22. g5 d4 23. f4 N5c6 24. e4 fxe4 25. dxe4 c4 26. Qg4 Rbd8 27. Rd1 d3 28. e5 Nd4 29. Rf2 Ne2+ 30. Kf1 Nf5 31. Rf3 Qd4 32. Be3 Nxe3+ 33. Rxe3 Nxf4 34. Kg1 Ne2+ 35. Qxe2 dxe2 36. Rxd4 Rxd4 37. Rxe2 c3 38. Re3 Rc8 39. Nc2 Rd5 40. h4 Bxe5 41. Re1 Bg3 42. Ra1 Rd2 43. Rc1 Rcd8 44. Nce3 c2 45. Nf1 Bf2+ 0-1

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.09.29"]
[Round "8"]
[White "Neukirch, Detlef"]
[Black "Calero, Ivan"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "100"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 e6 4. Nf3 c5 5. c3 Nc6 6. Be2 Nge7 7. 0-0 Ng6 8. g3 Be7 9. h4 h6 10. h5 Nf8 11. Bf4 Nd7 12. Re1 b6 13. Bf1 Bb7 14. Nbd2 c4 15. Bg2 b5 16. b4 Nb6 17. Nf1 Na4 18. Qd2 Nxc3 19. Qxc3 Bxb4 20. Qb2 Bxe1 21. Qxb5 Qb6 22. Qxb6 axb6 23. Rxe1 Rxa2 24. Rb1 Ra6 25. Ne3 Kd7 26. Bh3 Ke7 27. Kg2 Rb8 28. Nd1 Na7 29. Bd2 b5 30. Bb4+ Ke8 31. Nc3 Bc6 32. Nh4 Bd7 33. f4 Rb7 34. Bc5 b4 35. Rxb4 Rxb4 36. Bxb4 Rb6 37. Bc5 Rb2+ 38. Kf1 Nb5 39. Ne2 c3 40. Kf2 Rb1 41. Ke3 Rd1 42. Bb4 c2 43. Bd2 Na3 44. Bc1 Nc4+ 45. Kf2 Nd2 46. Bg4 Ne4+ 47. Kg2 Bb5 48. Ba3 Rd2 49. Bc1 Bxe2 50. Bxd2 Nxd2 0-1

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.09.28"]
[Round "7"]
[White "Calero, Ivan"]
[Black "Schoeneberg, Manfred"]
[Result "0-1"]
[ECO "E29"]
[PlyCount "118"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 0-0 7. Bd3 Nc6 8. Ne2 d6 9. e4 e5 10. 0-0 Ne8 11. d5 Na5 12. f4 f6 13. Rb1 b6 14. Ng3 Ba6 15. Qe2 Qd7 16. Nf5 Kh8 17. Rf3 g6 18. Ne3 Nc7 19. f5 g5 20. h4 gxh4 21. Rh3 Rab8 22. Ng4 b5 23. Rxh4 Qe7 24. Rh6 Qg7 25. Be3 b4 26. axb4 Bxc4 27. Bxc4 Nxc4 28. Bf2 Rg8 29. Bh4 Ne8 30. Ra1 a5 31. bxc5 Qxg4 32. Qxg4 Rxg4 33. c6 Kg7 34. Rh5 Rb2 35. Bf2 Nc7 36. Rh4 Rxh4 37. Bxh4 Rb5 38. Kf2 Nb6 39. Kf3 a4 40. Bf2 Kf8 41. Bxb6 Rxb6 42. Rxa4 Ke8 43. Ra7 Kd8 44. c4 Kc8 45. Kg4 Kb8 46. Ra3 Rb4 47. c5 Nb5 48. Ra6 dxc5 49. c7+ Nxc7 50. Rxf6 Rxe4+ 51. Kg5 Nxd5 52. Rc6 c4 53. f6 Rf4 54. Rc5 Nxf6 55. Rxe5 Rf2 56. Rb5+ Ka7 57. g4 c3 58. Rb4 c2 59. Rc4 Nd5 0-1

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.09.27"]
[Round "6"]
[White "Fuchs, Reinhart"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "C90"]
[PlyCount "121"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. a4 b4 9. d3 Bg4 10. c3 Na5 11. Bc2 c5 12. Nbd2 Nc6 13. Nc4 a5 14. Ne3 0-0 15. Nxg4 Nxg4 16. Bb3 Qc8 17. h3 Nf6 18. Nh4 Ne8 19. Nf5 Bf6 20. Qf3 Ne7 21. Ne3 Ng6 22. Qg4 Qxg4 23. hxg4 Nf4 24. Bc4 g6 25. g3 Ne6 26. Nd5 Kg7 27. Kg2 Ra7 28. Rh1 Kh8 29. Be3 N6c7 30. Nxf6 Nxf6 31. Rh4 Ne6 32. g5 Nh5 33. Rah1 Rg8 34. Kf3 Rg7 35. Bd5 Rc7 36. Ke2 Nf8 37. Kd2 Nd7 38. R4h3 f6 39. Bc4 fxg5 40. Bxg5 Nhf6 41. Be6 Rb7 42. g4 bxc3+ 43. Kxc3 Ng8 44. Rf3 Rb8 45. Rhh3 Nb6 46. b3 Rgb7 47. Rf7 Rxf7 48. Bxf7 Kg7 49. Bxg8 Rxg8 50. Kc2 Re8 51. Bh6+ Kg8 52. Rf3 Nd7 53. Kc3 Re6 54. Kc4 g5 55. Bxg5 Rg6 56. Rf5 h6 57. Bd2 Rxg4 58. Bxh6 Rg6 59. Bd2 Nf6 60. Bxa5 Kf7 61. Bd8 1-0

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.09.25"]
[Round "5"]
[White "Calero, Ivan"]
[Black "Liberzon, Vladimir Mikhailovi"]
[Result "0-1"]
[ECO "E70"]
[PlyCount "102"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[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. Bg5 Nbd7 6. Nf3 h6 7. Bh4 e5 8. d5 g5 9. Bg3 Nh5 10. Nd2 Nf4 11. f3 0-0 12. Qc2 c6 13. Bf2 Nf6 14. g4 Bd7 15. 0-0-0 c5 16. h4 Nh7 17. hxg5 Nxg5 18. Ne2 b5 19. Ng3 a6 20. Nf5 Bxf5 21. gxf5 Rb8 22. Kb1 Qf6 23. Qc3 Rfc8 24. Nb3 Qd8 25. Nc1 Rb7 26. Rd2 Rcb8 27. b3 Ra8 28. Be1 b4 29. Qe3 a5 30. Rdh2 a4 31. Qf2 Rba7 32. Qg3 Qf6 33. Qg4 axb3 34. Nxb3 Kf8 35. Bh4 Ke7 36. Rg1 Rh8 37. Bxg5 Qxg5 38. Qxg5+ hxg5 39. Rxh8 Bxh8 40. Rxg5 Ra8 41. Rg1 Bf6 42. Rh1 Rg8 43. Nd2 Rg3 44. Kc2 Bg5 45. Kd1 Ng2 46. Ke2 Ne3 47. Nb3 Bf4 48. Na5 Rg8 49. Rh7 Ra8 50. Nc6+ Kf6 51. Bh3 Rxa2+ 0-1

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.09.24"]
[Round "4"]
[White "Bukic, Enver"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "D17"]
[PlyCount "72"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 e6 7. f3 Bb4 8. Nxc4 h6 9. e4 Bxe4 10. fxe4 Nxe4 11. Qd3 f5 12. Bd2 Nxd2 13. Nxd2 Nd7 14. Be2 0-0 15. 0-0 a5 16. Rae1 Qf6 17. Bd1 Kh8 18. Nf3 c5 19. Bb3 cxd4 20. Rxe6 Nc5 21. Rxf6 Nxd3 22. Rxf8+ Rxf8 23. Nb5 Rd8 24. Rb1 g6 25. Kf1 Be7 26. Nfxd4 Bf6 27. Ne6 Rc8 28. Nbd4 b6 29. Bd1 Kg8 30. Ke2 Nb4 31. Bb3 Kh7 32. Rd1 h5 33. Nf3 Nc6 34. Rd7+ Kh8 35. Nfg5 Ne5 36. Rh7+ Kg8 1-0

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.09.23"]
[Round "3"]
[White "Calero, Ivan"]
[Black "Pietzsch, Wolfgang"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "58"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. d3 e6 6. Be2 Nge7 7. 0-0 d6 8. Qe1 0-0 9. Bd1 b6 10. Kh1 Bb7 11. Qh4 Nd4 12. Ne2 Nxf3 13. gxf3 f5 14. c3 c4 15. Bc2 cxd3 16. Bxd3 fxe4 17. fxe4 d5 18. Qh3 dxe4 19. Qxe6+ Kh8 20. Bc2 Nf5 21. Bb3 Qd3 22. Bc4 Rae8 23. Kg1 Rxe6 24. Bxd3 exd3 25. Ng3 Nxg3 26. hxg3 Re2 27. Rf2 Rfe8 28. f5 Re1+ 29. Rf1 R8e2 0-1

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.09.22"]
[Round "2"]
[White "Malich, Burkhard"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "E90"]
[PlyCount "75"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[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. Nf3 0-0 6. Bg5 h6 7. Bh4 Nc6 8. d5 Nb8 9. Nd2 e5 10. Be2 Nbd7 11. 0-0 g5 12. Bg3 Nh7 13. Bg4 Nc5 14. Bxc8 Rxc8 15. Qe2 Re8 16. b4 Nd7 17. f3 Ndf8 18. Bf2 Ra8 19. c5 a6 20. Nc4 Ng6 21. g3 Bf8 22. Rfc1 Qd7 23. Na5 Qc8 24. Na4 Rb8 25. Rab1 Qh3 26. cxd6 Bxd6 27. Ba7 Ra8 28. Bc5 Rab8 29. Bxd6 cxd6 30. Nb6 Re7 31. Nac4 Rd8 32. Ne3 Nf6 33. Nf5 Red7 34. Nxd7 Rxd7 35. Qg2 Qxg2+ 36. Kxg2 Kh7 37. Rc8 Ng8 38. Rbc1 1-0

[Event "Zinnowitz International DSV-04"]
[Site "Zinnowitz"]
[Date "1967.09.21"]
[Round "1"]
[White "Calero, Ivan"]
[Black "Golz, Werner"]
[Result "1/2-1/2"]
[ECO "C06"]
[PlyCount "113"]
[EventDate "1967.09.21"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "DDR"]
[SourceTitle "MCL"]
[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 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 Nb6 9. 0-0 Bd7 10. Kh1 a5 11. f4 g6 12. Nf3 h5 13. a3 a4 14. Bd2 Na5 15. Bxa5 Rxa5 16. b4 Ra8 17. Qb1 Rh6 18. Rc1 Be7 19. Ra2 Kf8 20. Rac2 Kg7 21. g3 Rh8 22. h4 Nc4 23. Rc3 Rc8 24. Neg1 Qb6 25. Bxc4 dxc4 26. Rxc4 Rxc4 27. Rxc4 Bc6 28. Kh2 Rd8 29. Qc2 Rd7 30. Kh3 Qb5 31. Qc1 Be4 32. g4 hxg4+ 33. Kxg4 Bd8 34. Rc5 Qd3 35. Rc3 Qa6 36. Qe1 Bf5+ 37. Kg3 Bb6 38. Qe3 Qb5 39. Nh3 Qd5 40. Nhg5 Rd8 41. Qe1 Rd7 42. Qd1 Qb5 43. Rc8 Rd8 44. Qc1 Qe2 45. Rc7 Bxc7 46. Qxc7 Rf8 47. Qxb7 Qd3 48. b5 Qxa3 49. d5 Qb3 50. d6 a3 51. Qe7 a2 52. d7 Qd3 53. Qf6+ Kh6 54. Qe7 Kg7 55. Qf6+ Kh6 56. Qe7 Kg7 57. Qf6+ 1/2-1/2

[Event "Olympiad-17 Final C"]
[Site "Havana"]
[Date "1966.11.14"]
[Round "10"]
[White "Calero, Ivan"]
[Black "Badamgarav, G."]
[Result "0-1"]
[ECO "B06"]
[PlyCount "82"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Ecuador"]
[BlackTeam "Mongolia"]
[WhiteTeamCountry "ECU"]
[BlackTeamCountry "MGL"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. Ne2 e5 5. c3 Bg7 6. 0-0 0-0 7. Ng3 c6 8. f4 Qb6 9. Qb3 exd4 10. Qxb6 axb6 11. e5 dxe5 12. fxe5 Nd5 13. cxd4 Nb4 14. Be4 f5 15. Bd2 Rxa2 16. Rxa2 Nxa2 17. Bc2 Be6 18. Rf3 Na6 19. Bb3 Bxb3 20. Rxb3 b5 21. Na3 Rd8 22. Nc2 Bxe5 23. Kf1 Bxd4 24. Ke2 b4 25. Bg5 Rd5 26. Nxd4 Rxd4 27. Re3 Rd7 28. Bh6 Kf7 29. Rf3 Nc5 30. Bg5 Rd5 31. h4 Ne6 32. Rd3 f4 33. Rxd5 cxd5 34. Nf1 Nc1+ 35. Kd2 Nb3+ 36. Kc2 Nbc5 37. Bh6 Kf6 38. Kd2 Kf5 39. Nh2 Ne4+ 40. Ke2 Nd6 41. Kd3 Nf7 0-1

[Event "Olympiad-17 Final C"]
[Site "Havana"]
[Date "1966.11.11"]
[Round "7"]
[White "Olivera, Juan Francisco"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "B95"]
[PlyCount "41"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Uruguay"]
[BlackTeam "Ecuador"]
[WhiteTeamCountry "URU"]
[BlackTeamCountry "ECU"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. g3 Be7 8. Bg2 Nc6 9. Nxc6 bxc6 10. e5 Nd5 11. Bxe7 Qxe7 12. exd6 Qxd6 13. 0-0 0-0 14. Na4 Qc7 15. Qd4 Rb8 16. c4 Nb4 17. Qc3 Rd8 18. a3 Qa5 19. axb4 Rxb4 20. Rfd1 Rxa4 21. Qxa5 1-0

[Event "Olympiad-17 Final C"]
[Site "Havana"]
[Date "1966.11.08"]
[Round "5"]
[White "Bouaziz, Slim"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "B96"]
[PlyCount "139"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Tunisia"]
[BlackTeam "Ecuador"]
[WhiteTeamCountry "TUN"]
[BlackTeamCountry "ECU"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. 0-0-0 b5 10. a3 Rb8 11. g4 b4 12. axb4 Rxb4 13. Bxf6 gxf6 14. Bh3 Nc5 15. Rhe1 Bd7 16. g5 Bg7 17. Nf5 exf5 18. Nd5 Qa5 19. exf5+ Kd8 20. Nxb4 Qxb4 21. Qa8+ Kc7 22. Qa7+ Qb7 23. Qxb7+ Nxb7 24. Re7 Rf8 25. g6 hxg6 26. fxg6 Nc5 27. b4 Kd8 28. Rxf7 Rxf7 29. gxf7 Bxh3 30. bxc5 Be6 31. Rxd6+ Ke7 32. Rxa6 Kxf7 33. c6 Bh6 34. c7 Bxf4+ 35. Kb1 Bd7 36. Ra8 Bxc7 37. Ra7 Bxh2 38. Rxd7+ Ke6 39. Rh7 Be5 40. Kc1 f5 41. Kd2 f4 42. Ke2 Kd5 43. Kd3 Bd6 44. Rh5+ Kc6 45. Ke4 Bc7 46. Rf5 Bd6 47. c4 Bb8 48. Kd4 Ba7+ 49. Kc3 Be3 50. Rf6+ Kc5 51. Kd3 Bc1 52. Rf5+ Kc6 53. Kc2 Be3 54. Kc3 Bc1 55. Rd5 Be3 56. Kb4 Bf2 57. Re5 Kd6 58. Rf5 Bg3 59. c5+ Ke6 60. c6 Kxf5 61. c7 f3 62. c8Q+ Kf4 63. Kc3 Be1+ 64. Kd3 f2 65. Qf8+ Ke5 66. Qf3 Ke6 67. Kd4 Ke7 68. Kd5 Ke8 69. Ke6 Kd8 70. Qc6 1-0

[Event "Olympiad-17 Final C"]
[Site "Havana"]
[Date "1966.11.05"]
[Round "2"]
[White "Calero, Ivan"]
[Black "Norcia, Federico"]
[Result "1/2-1/2"]
[ECO "C64"]
[PlyCount "34"]
[EventDate "1966.11.04"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Ecuador"]
[BlackTeam "Italy"]
[WhiteTeamCountry "ECU"]
[BlackTeamCountry "ITA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Ba4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8 11. Bb3 Bb6 12. Nd2 Bc7 13. Rd1 Nf6 14. f3 0-0 15. Nf1 Re8 16. Be3 Be6 17. Ng3 g6 1/2-1/2

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Alvarez del Monte, Jose Luis"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "C99"]
[PlyCount "90"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. h3 0-0 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nb3 a5 15. Be3 Nb4 16. Bb1 Be6 17. a3 Na6 18. Nbd2 Rfd8 19. Bd3 Qb8 20. Ng5 Bd7 21. f4 h6 22. Ngf3 exd4 23. Nxd4 Nc5 24. Bc2 Qb7 25. Bf2 Bf8 26. Bh4 Be7 27. N2f3 Kf8 28. Qe2 Re8 29. Rad1 b4 30. e5 dxe5 31. Nxe5 Rac8 32. Bf5 Bxf5 33. Nxf5 Ne6 34. Bxf6 Bxf6 35. Nd7+ Kg8 36. Nxf6+ gxf6 37. Qg4+ Kh7 38. Qh5 Qxg2+ 39. Kxg2 Nxf4+ 40. Kf3 Nxh5 41. Rxe8 Rxe8 42. axb4 axb4 43. Rd4 Rb8 44. Rh4 b3 45. Rxh5 Rd8 1-0

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Bielicki, Carlos"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "95"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. b3 0-0 8. Be2 Re8 9. Bb2 Qa5 10. 0-0 a6 11. Rfd1 Ba3 12. Bxa3 Qxa3 13. e4 Nf8 14. e5 N6d7 15. Nd2 Ng6 16. Rab1 Qe7 17. cxd5 exd5 18. g3 f6 19. f4 fxe5 20. dxe5 Ndxe5 21. fxe5 Qxe5 22. Nf3 Qe3+ 23. Kg2 Qh6 24. Qd2 Bh3+ 25. Kf2 Qh5 26. Qg5 Qxg5 27. Nxg5 Rf8+ 28. Kg1 Bf5 29. Rbc1 Rae8 30. Bh5 Re3 31. Re1 Rfe8 32. Rxe3 Rxe3 33. Kf2 Re7 34. Bxg6 Bxg6 35. Re1 Rxe1 36. Kxe1 Kf8 37. Ne6+ Ke7 38. Nc5 b6 39. N5a4 b5 40. Nc5 a5 41. Nb7 Kd7 42. Nxa5 d4 43. Ne2 c5 44. a3 Kd6 45. b4 cxb4 46. axb4 Bf7 47. Nxd4 Kd5 48. Nxb5 1-0

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Arraya, Jorge"]
[Result "1-0"]
[ECO "B25"]
[PlyCount "99"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. d3 e6 5. g3 g6 6. Bg2 Bg7 7. Nge2 Nge7 8. 0-0 Nd4 9. Nxd4 Bxd4+ 10. Kh1 0-0 11. Ne2 Bg7 12. g4 f5 13. Ng3 Bd7 14. c3 Rb8 15. Be3 Bc6 16. Qb3 Qc8 17. h3 Kh8 18. Qc2 Qc7 19. Rae1 Rbe8 20. Bg1 b6 21. Bh2 Qb7 22. exf5 exf5 23. gxf5 Bxg2+ 24. Qxg2 Qxg2+ 25. Kxg2 Nxf5 26. Nxf5 gxf5 27. Kf3 Bf6 28. Bg3 Kg7 29. Bf2 Kf7 30. a4 Re6 31. Rxe6 Kxe6 32. Re1+ Kd7 33. Rb1 Re8 34. Rg1 d5 35. h4 Kd6 36. h5 Ke6 37. a5 d4 38. cxd4 cxd4 39. axb6 axb6 40. Re1+ Kd7 41. Ra1 Re7 42. Ra4 b5 43. Ra6 Re6 44. Ra7+ Ke8 45. Rb7 h6 46. Rxb5 Rc6 47. Rxf5 Rb6 48. b4 Ke7 49. b5 Bg7 50. Rd5 1-0

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Cobo Arteaga, Eldis"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "108"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[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 Nc6 5. Nxc6 bxc6 6. Bd3 d5 7. Nd2 Qc7 8. Qe2 Nf6 9. 0-0 Bd6 10. h3 0-0 11. c3 e5 12. Re1 Bb7 13. g4 Rae8 14. f3 Rb8 15. Kg2 Rfe8 16. Nf1 c5 17. c4 d4 18. Ng3 g6 19. Bh6 Bf8 20. Bd2 Bc8 21. b3 a5 22. Reb1 Nd7 23. Qe1 Ra8 24. a3 Be7 25. Ne2 Nf8 26. f4 Qd8 27. f5 Bg5 28. Qc1 Bxd2 29. Qxd2 Qh4 30. Ng1 gxf5 31. gxf5 Qf6 32. Rf1 Kh8 33. Kh2 Nd7 34. Ne2 Bb7 35. Rg1 Rg8 36. Rxg8+ Rxg8 37. Rg1 Qh4 38. Rxg8+ Kxg8 39. Ng3 Nf6 40. Qxa5 Ng4+ 41. Kg2 Ne3+ 42. Kf2 Qf4+ 43. Ke2 Qxg3 44. Qd8+ Kg7 45. f6+ Kh6 46. Qf8+ Kg5 47. Qg7+ Kf4 48. Kd2 Qf2+ 49. Be2 Nf1+ 50. Kd1 Ne3+ 51. Kd2 Nf1+ 52. Kd1 Ng3 53. Qh6+ Kxe4 54. Qxh7+ Ke3 0-1

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Cuartas, Carlos Enrique"]
[Result "1/2-1/2"]
[ECO "E26"]
[PlyCount "146"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 Nc6 7. Bd3 d6 8. Ne2 e5 9. e4 Nd7 10. d5 Na5 11. Ng3 g6 12. Rb1 b6 13. 0-0 Ba6 14. Qe2 h5 15. Re1 Qf6 16. Nf1 Nf8 17. Be3 g5 18. Ng3 h4 19. Nf5 Ng6 20. g3 Ne7 21. g4 0-0-0 22. Kh1 Nxf5 23. gxf5 Rdg8 24. f3 Qe7 25. Rg1 f6 26. a4 Qe8 27. Qa2 Kc7 28. Rg4 Bc8 29. h3 Bd7 30. Bc2 Qc8 31. Kh2 Be8 32. Rg2 Bh5 33. Bd1 Rh7 34. Be2 Rhg7 35. Rbg1 Qa6 36. Bf2 Rh7 37. Be1 Be8 38. Bd2 Nb7 39. Bd1 Na5 40. Be2 Nb7 41. Ra1 Na5 42. Rag1 Bh5 43. Rf2 Nb7 44. Rfg2 Be8 45. Ra1 Qa5 46. Rgg1 Bd7 47. Rgb1 Rhg7 48. Rb2 Qa6 49. Rbb1 Na5 50. Rg1 Qc8 51. Qc2 Qe8 52. Rg4 Qh5 53. Be1 Re7 54. Bf2 Qh7 55. Rag1 Nb7 56. Ra1 Na5 57. Rag1 Rge8 58. Be3 Rb8 59. Qa2 Be8 60. Bf2 Kc8 61. Ra1 Nb7 62. Be3 Nd8 63. Qd2 Nf7 64. Rgg1 Reb7 65. Rg2 Bd7 66. Bd3 Qh5 67. Be2 Qh7 68. Bd3 a6 69. Ra2 Qh5 70. Be2 Qh7 71. Bd3 Qh5 72. Be2 Qh7 73. Bd3 Qh5 1/2-1/2

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "C91"]
[PlyCount "96"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. d4 Bg4 10. d5 Na5 11. Bc2 c6 12. dxc6 Qc7 13. Nbd2 Rad8 14. h3 Bh5 15. g4 Bg6 16. Nf1 d5 17. exd5 Nxd5 18. Qe2 Bxc2 19. Qxc2 f6 20. Qe4 Nc4 21. a4 Qxc6 22. axb5 Qxb5 23. Qc2 Rb8 24. Rd1 Rfd8 25. Ng3 Nc7 26. Nf5 Rxd1+ 27. Qxd1 Bf8 28. Rb1 Qc6 29. Qe2 Ne6 30. Ra1 a5 31. h4 a4 32. g5 Re8 33. gxf6 gxf6 34. Nh2 Kh8 35. Qh5 Ng7 36. Nxg7 Bxg7 37. Nf1 Rg8 38. Ng3 Bf8 39. Qf5 Be7 40. Kh2 Nd6 41. Qh5 f5 42. Bg5 Bxg5 43. hxg5 Ne4 44. Nxf5 Qc5 45. Qe2 Nxg5 46. Qe3 Qd5 47. Ne7 Nf3+ 48. Kh1 Qd6 0-1

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Fuster, Geza"]
[Result "0-1"]
[ECO "B95"]
[PlyCount "95"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[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 Nf6 5. Nc3 d6 6. Bg5 h6 7. Bh4 Be7 8. Bg3 a6 9. Be2 0-0 10. 0-0 Nbd7 11. a3 Qc7 12. f4 Rd8 13. Bf3 Ne5 14. fxe5 dxe5 15. Nce2 Bd6 16. c3 exd4 17. Bxd6 Qxd6 18. Qxd4 Qc7 19. Qe3 e5 20. h3 Be6 21. Ng3 Nd7 22. Kh1 Qc5 23. Rfe1 Qxe3 24. Rxe3 Nc5 25. Nf5 Kf8 26. b4 Nd3 27. Be2 Nb2 28. Nh4 Rac8 29. Nf3 f6 30. Rb1 Na4 31. Rc1 b5 32. Kg1 Rc7 33. Bd1 Nxc3 34. Rcxc3 Rxd1+ 35. Kf2 Rxc3 36. Rxc3 Bc4 37. Ne1 Ke7 38. Nc2 Rd3 39. Rxd3 Bxd3 40. Na1 Bxe4 41. Nb3 Bb7 42. Nc5 Bc8 43. Ke3 f5 44. h4 Kd6 45. h5 a5 46. Nd3 axb4 47. axb4 Be6 48. g3 0-1

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Gadia, Olicio"]
[Result "1-0"]
[ECO "A43"]
[PlyCount "107"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f4 c5 4. d5 d6 5. Nf3 Nf6 6. Nfd2 0-0 7. Be2 e6 8. c4 Na6 9. Nc3 Nc7 10. a4 Nfe8 11. 0-0 f5 12. exf5 exf5 13. Nf3 Nf6 14. Bd3 Re8 15. Re1 Bd7 16. Bd2 Rb8 17. Qc2 Na6 18. Nb5 Bxb5 19. axb5 Nb4 20. Bxb4 cxb4 21. Rxe8+ Qxe8 22. Re1 Qc8 23. g3 Qc5+ 24. Kg2 Rc8 25. Re2 Ng4 26. Qd2 Bf6 27. h3 Nh6 28. Re6 Rf8 29. b3 Bd8 30. Qe3 Bb6 31. Qxc5 Bxc5 32. Re7 Rf7 33. Re2 Rf8 34. Ng5 Nf7 35. Ne6 Re8 36. g4 fxg4 37. hxg4 Bb6 38. Kg3 a5 39. bxa6 bxa6 40. Ra2 a5 41. f5 Ne5 42. Bb1 Ra8 43. Nf4 Kg7 44. g5 Be3 45. Ne6+ Kg8 46. Re2 Bc1 47. Rxe5 dxe5 48. d6 Kf7 49. Be4 Ra7 50. c5 gxf5 51. Bxf5 Rd7 52. c6 Bf4+ 53. Kg4 h5+ 54. gxh6 1-0

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Jimenez Zerquera, Eleazar"]
[Result "0-1"]
[ECO "A34"]
[PlyCount "138"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 Nf6 6. 0-0 d5 7. cxd5 Nxd5 8. Ng5 e6 9. Nge4 Qe7 10. Nxd5 exd5 11. Nc3 d4 12. Nd5 Qd6 13. d3 0-0 14. Bf4 Ne5 15. Rc1 Be6 16. e4 dxe3 17. Nxe3 Rad8 18. Qc2 b6 19. Rcd1 Qd7 20. Bxe5 Bxe5 21. Nc4 Bd4 22. Kh1 Bh3 23. b3 h5 24. Qd2 Bxg2+ 25. Kxg2 Qd5+ 26. Kg1 Qf3 27. Qf4 Qxf4 28. gxf4 Rfe8 29. Rfe1 b5 30. Rxe8+ Rxe8 31. Ne3 Bxe3 32. fxe3 Rxe3 33. Kf2 Re6 34. Rc1 Ra6 35. Rc2 Kf8 36. Kf3 Ke7 37. Rxc5 Rxa2 38. Rxb5 Rxh2 39. Rb7+ Ke6 40. Rxa7 Rh3+ 41. Ke4 f5+ 42. Kd4 Rf3 43. Ra6+ Kf7 44. Ra7+ Kf6 45. b4 Rxf4+ 46. Kc5 Rf1 47. b5 Rc1+ 48. Kd6 Rb1 49. Kc5 f4 50. Ra4 g5 51. b6 f3 52. Ra6 f2 53. b7+ Kf5 54. Ra8 Rxb7 55. Rf8+ Kg4 56. Rxf2 h4 57. d4 h3 58. d5 Rh7 59. d6 h2 60. d7 Rxd7 61. Rxh2 Kg3 62. Rh8 g4 63. Rg8 Kf3 64. Kc4 g3 65. Kc3 g2 66. Rf8+ Kg3 67. Rg8+ Kf2 68. Rf8+ Kg1 69. Ra8 Rh7 0-1

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Martinez, Gustavo"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "61"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 g6 2. f4 Bg7 3. Nf3 c5 4. d3 d6 5. c3 e5 6. Be2 Ne7 7. 0-0 Nbc6 8. Na3 0-0 9. fxe5 dxe5 10. Be3 b6 11. Qc2 h6 12. Rad1 Be6 13. b3 Kh7 14. Bc1 a6 15. Nc4 f5 16. Ne3 b5 17. g3 Rc8 18. c4 b4 19. Nd5 Nd4 20. Nxd4 exd4 21. Nf4 Qd7 22. Nxe6 Qxe6 23. Bf3 Rce8 24. Rde1 Qd7 25. Qg2 Rd8 26. Kh1 fxe4 27. Bxe4 Rxf1+ 28. Rxf1 Rf8 29. Rxf8 Bxf8 30. Qf3 Kg7 31. Bxh6+ 1-0

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Ortega, Rogelio"]
[Result "1/2-1/2"]
[ECO "E11"]
[PlyCount "124"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Be7 5. Nc3 c5 6. g3 cxd4 7. Nxd4 Nc6 8. Nxc6 dxc6 9. Bg2 e5 10. Qc2 0-0 11. 0-0 Be6 12. b3 Qc8 13. Bg5 h6 14. Bxf6 Bxf6 15. Ne4 Be7 16. Rad1 Qc7 17. Nc3 f5 18. e3 Rf6 19. Bh3 Raf8 20. Kh1 Qc8 21. f4 e4 22. Ne2 Qe8 23. Nd4 Bc8 24. c5 Qh5 25. Bg2 Rg6 26. Kg1 Rgf6 27. Rd2 Qg4 28. b4 h5 29. Qb3+ Kh8 30. Qd1 Qg6 31. Kh1 h4 32. g4 fxg4 33. Qc2 Qh6 34. Bxe4 Bd8 35. Rg1 Bc7 36. Rdg2 g5 37. Rxg4 Bxg4 38. Rxg4 gxf4 39. Nf5 Rxf5 40. Bxf5 Qf6 41. e4 Rg8 42. Rxg8+ Kxg8 43. Kg2 Kf8 44. Qd2 Qg5+ 45. Kh3 Bd8 46. Qg2 Qf6 47. Qf3 Bc7 48. Qh5 b6 49. cxb6 axb6 50. Qxh4 Qxh4+ 51. Kxh4 f3 52. Kh3 f2 53. Kg2 Bxh2 54. Kxf2 Bd6 55. a3 Be5 56. Bd7 Bb2 57. a4 Bc3 58. Ke3 Bxb4 59. Bxc6 Bc5+ 60. Kf4 Ke7 61. e5 Bg1 62. Kf5 Bf2 1/2-1/2

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Calero, Ivan"]
[Black "Santa Cruz, Hugo"]
[Result "1/2-1/2"]
[ECO "D40"]
[PlyCount "69"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. e3 Nc6 5. Nc3 Nf6 6. a3 dxc4 7. Bxc4 a6 8. dxc5 Qxd1+ 9. Kxd1 Bxc5 10. b4 Bd6 11. Ke2 Ne5 12. Bb3 Nxf3 13. gxf3 Be5 14. Bb2 Bd7 15. f4 Bxc3 16. Bxc3 Bb5+ 17. Ke1 Rc8 18. Bd4 0-0 19. Rg1 Kh8 20. f3 Rfd8 21. Kf2 Bc4 22. Bc2 Ne8 23. Rac1 f6 24. Be4 Nd6 25. Bc5 Nxe4+ 26. fxe4 b5 27. Rgd1 Rd3 28. Rxd3 Bxd3 29. Kf3 Kg8 30. Rd1 Rd8 31. Bd4 Bc4 32. e5 f5 33. Rd2 Bd5+ 34. Ke2 Rc8 35. Bc5 1/2-1/2

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Garcia Martinez, Silvino"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "B09"]
[PlyCount "95"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Be2 c6 7. 0-0 b5 8. a3 a6 9. Kh1 Nbd7 10. e5 dxe5 11. dxe5 Ne8 12. e6 fxe6 13. Ng5 Nc7 14. Bf3 Nb8 15. Qe1 h6 16. Nge4 Nd5 17. Nc5 Nxc3 18. bxc3 Qd6 19. Be3 e5 20. Rd1 Qc7 21. Be4 exf4 22. Rxf4 Rxf4 23. Bxf4 Qxf4 24. Rd8+ Kh7 25. Rxc8 Nd7 26. Nd3 Qxe4 27. Qxe4 Rxc8 28. Qe6 Rf8 29. g3 Nb6 30. Qxc6 Rf6 31. Qb7 Na4 32. Qxe7 g5 33. Qe4+ Kh8 34. c4 Nc3 35. Qa8+ Rf8 36. Qxa6 bxc4 37. Qxc4 Nd1 38. Qc5 Nc3 39. Ne5 Re8 40. Qxc3 Rxe5 41. Qc8+ Kh7 42. a4 h5 43. Qd8 Kg6 44. a5 g4 45. Qd3+ Kh6 46. a6 Re1+ 47. Kg2 Ra1 48. a7 1-0

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Iglesias, Alfredo"]
[Black "Calero, Ivan"]
[Result "1/2-1/2"]
[ECO "A25"]
[PlyCount "120"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 Nc6 5. e3 d6 6. Nge2 Bg4 7. Qa4 Bd7 8. Qb3 Qc8 9. Nd5 Nh6 10. Nec3 a6 11. Ne4 Ne7 12. Nb6 Qd8 13. Nxa8 Qxa8 14. d4 0-0 15. 0-0 Qb8 16. Bd2 f5 17. Ng5 e4 18. c5+ d5 19. f3 Bf6 20. Nh3 c6 21. fxe4 fxe4 22. Nf4 Kg7 23. h3 Nhf5 24. Be1 h5 25. Rd1 Bc8 26. Rd2 Qc7 27. g4 hxg4 28. hxg4 Nh6 29. Bh3 Bg5 30. Bg3 Qd7 31. Rdf2 Rh8 32. Ng2 Re8 33. Be5+ Kg8 34. Bf4 Nf7 35. Bg3 Rf8 36. Bf4 Re8 37. Bg3 Rf8 38. Qd1 Qd8 39. Qe1 Be6 40. Bd6 Qd7 41. Qe2 Re8 42. Bg3 Nh6 43. Bf4 Bxf4 44. Rxf4 g5 45. Rf6 Kg7 46. Qf2 Neg8 47. Rf8 Re7 48. Rb8 Qc7 49. Qf8+ Kh7 50. Re8 Rxe8 51. Qxe8 Bf7 52. Qf8 Be6 53. Qd6 Qxd6 54. cxd6 Kg7 55. Kh2 Nf7 56. Kg3 Nxd6 57. Ne1 Nf6 58. Nc2 Nf7 59. b4 Nh6 60. a4 Bd7 1/2-1/2

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Letelier Martner, Rene"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "141"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[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 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. Bd3 Nc6 10. dxc5 Qxc5 11. Qd2 b5 12. 0-0-0 Bb7 13. f5 0-0-0 14. Rhe1 h6 15. Qf4 Nb4 16. Kb1 Rde8 17. fxe6 fxe6 18. Bg6 Re7 19. h4 Rd8 20. Ne2 Nf8 21. Bd3 Rc7 22. Ned4 Qe7 23. Qg4 Kb8 24. h5 Nc6 25. Nxc6+ Bxc6 26. Nd4 Bb7 27. Rd2 Bc8 28. Rf2 Re8 29. Ref1 Nd7 30. Rf7 Qxf7 31. Rxf7 Nxe5 32. Qf4 Nxf7 33. Nc6+ Kb7 34. Na5+ Kb8 35. Nc6+ Kb7 36. Na5+ Kb8 37. Qd4 Nd8 38. a4 e5 39. Qb6+ Bb7 40. axb5 Re6 41. Qf2 Rf6 42. Qe3 e4 43. Be2 axb5 44. Bxb5 Ne6 45. Nb3 Nf4 46. g3 Ne6 47. Be2 Rcf7 48. c4 Rf2 49. cxd5 Bxd5 50. Qb6+ Rb7 51. Qxf2 Rxb3 52. Qf5 Nc7 53. Qf4 Kb7 54. g4 Kc6 55. Qc1+ Kd6 56. Qf4+ Kc6 57. Kc1 Ne6 58. Qe5 Kc5 59. g5 hxg5 60. Bg4 Nf4 61. Qxg7 Nd3+ 62. Kd2 e3+ 63. Kc2 Bc4 64. Qxg5+ Kb4 65. Qe7+ Nc5 66. h6 Rd3 67. h7 Rd2+ 68. Kc1 Rh2 69. Bd1 e2 70. Bc2 Bd3 71. Bxd3 1-0

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Rodriguez Gonzales, Jesus"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "A38"]
[PlyCount "53"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 c5 5. c4 Nc6 6. Bg2 0-0 7. 0-0 d6 8. Nc3 Rb8 9. e3 Ne4 10. d4 Nxc3 11. Bxc3 Bg4 12. Qd2 e5 13. d5 Bxf3 14. Bxf3 Ne7 15. Bg2 g5 16. e4 h6 17. Bh3 f5 18. f4 exf4 19. gxf4 g4 20. Bxg7 Kxg7 21. Bg2 Ng6 22. Rae1 Qh4 23. Qc3+ Kh7 24. exf5 Rxf5 25. Re6 Rbf8 26. Be4 Nxf4 27. Rxf4 1-0

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Roux Cabral, Fausto"]
[Black "Calero, Ivan"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "118"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c3 e6 4. Bf4 Nc6 5. e3 d5 6. Nbd2 Be7 7. Bd3 0-0 8. h3 b6 9. g4 Bb7 10. Qc2 cxd4 11. exd4 Rc8 12. a3 g6 13. 0-0 Kg7 14. Rfe1 Bd6 15. Be3 Re8 16. Rad1 Bb8 17. Nf1 Ng8 18. Qd2 f6 19. Bb5 a6 20. Bxc6 Bxc6 21. Bf4 Bd6 22. g5 Qc7 23. Bxd6 Qxd6 24. gxf6+ Nxf6 25. Ne5 Ne4 26. Qe3 Ba4 27. Rc1 Qe7 28. Ng3 Nd6 29. Kh2 Rf8 30. f3 Nf5 31. Nxf5+ Rxf5 32. Rg1 Rcf8 33. Rg4 Be8 34. Re1 b5 35. Rg3 Qc7 36. Kg2 Rh5 37. Nd3 Bd7 38. Nc5 Re8 39. Nxa6 Qd6 40. Nc5 Bc8 41. Nd3 Rf8 42. Ne5 Qe7 43. Qd3 Rff5 44. Kh2 Qh4 45. Reg1 Qf4 46. Qf1 Rxe5 47. dxe5 Rxe5 48. Kh1 Bd7 49. Qd3 Be8 50. R1g2 Re3 51. Qd4+ Qxd4 52. cxd4 Rd3 53. Rc2 Rxd4 54. Rc8 Kf8 55. Rc7 Rd3 56. Rc3 Rd1+ 57. Rg1 Rd2 58. Rg2 Rd1+ 59. Kh2 Ke7 1/2-1/2

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Schweber, Samuel"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "B08"]
[PlyCount "119"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bd3 c6 6. a4 b6 7. Qe2 0-0 8. h3 Nbd7 9. Bg5 h6 10. Bh4 e5 11. d5 c5 12. g4 a6 13. Nd2 Qc7 14. Nc4 Re8 15. Bg3 g5 16. h4 Nf8 17. hxg5 hxg5 18. Qd2 N6h7 19. f3 Bd7 20. Ne3 f6 21. Qe2 Bc8 22. Kd2 Ng6 23. Qh2 Nhf8 24. Qh5 Bd7 25. b3 Reb8 26. Qh2 Qd8 27. Rhb1 a5 28. Rh1 Ne7 29. Bb5 Bxb5 30. Nxb5 Nc8 31. Nf5 Rb7 32. c4 Rd7 33. Bf2 Rb8 34. Qh5 Rbb7 35. Rh2 Ne7 36. Rah1 Nxf5 37. exf5 Qe7 38. Nc3 Qf7 39. Qh3 Qe8 40. Ne4 Kf7 41. Be3 Qd8 42. Qh5+ Kg8 43. Kd3 Rb8 44. Qh3 Qe7 45. Qf1 Kf7 46. Qc1 Ke8 47. Rh6 Qf7 48. Bxg5 Bxh6 49. Bxh6 Kd8 50. Nxf6 Rc7 51. Ne4 Rd7 52. Ng5 e4+ 53. Kc2 Qf6 54. Nxe4 Qf7 55. Ng5 Qf6 56. Bxf8 Kc7 57. Ne6+ Kb7 58. Qb2 Rxf8 59. Qxf6 Rxf6 60. Kd3 1-0

[Event "Pan American-ch"]
[Site "Havana"]
[Date "1966.??.??"]
[Round "?"]
[White "Yepez Obando, Olavo"]
[Black "Calero, Ivan"]
[Result "1/2-1/2"]
[ECO "C90"]
[PlyCount "81"]
[EventDate "1966.04.18"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CUB"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d3 Nc6 11. Nbd2 0-0 12. h3 g6 13. Nf1 Kg7 14. a4 b4 15. Ne3 Be6 16. d4 cxd4 17. cxd4 exd4 18. Nxd4 Rc8 19. Nxe6+ fxe6 20. Bb3 e5 21. Nc2 Nh5 22. Be3 Nf4 23. Rc1 a5 24. Kh2 Qd7 25. Bc4 Nd8 26. b3 Nf7 27. Qg4 Qxg4 28. hxg4 Rxc4 29. bxc4 Nd3 30. Na1 Bg5 31. Bxg5 Nxg5 32. f3 Nxe1 33. Rxe1 Ne6 34. Nb3 Nc5 35. Nxc5 dxc5 36. Rd1 Rb8 37. Kg3 g5 38. Kf2 b3 39. Rb1 Rb4 40. Ke3 Rxc4 41. Rxb3 1/2-1/2

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.25"]
[Round "21"]
[White "Wade, Robert Graham"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "119"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nb5 Nb6 8. c3 a6 9. Na3 N8d7 10. f4 c5 11. Nf3 cxd4 12. cxd4 Qb4+ 13. Qd2 Qxd2+ 14. Kxd2 Nb8 15. Nc2 Bd7 16. b3 Nc6 17. Bd3 g6 18. Ne3 h5 19. Rag1 0-0-0 20. g4 hxg4 21. Nxg4 Rh3 22. Ng5 Rh4 23. Nf3 Rh3 24. Rg3 Rdh8 25. Rhg1 Rxg3 26. hxg3 Kd8 27. Nf2 Nc8 28. Kc3 N8e7 29. Rh1 Rxh1 30. Nxh1 Na7 31. a4 Nec6 32. Nf2 a5 33. Ng4 Ke7 34. Nf6 Nd8 35. g4 Be8 36. f5 gxf5 37. gxf5 Bc6 38. Ng8+ Kf8 39. Nh6 Nc8 40. f6 Na7 41. Ng5 b5 42. Bh7 bxa4 43. bxa4 Bxa4 44. Bg8 Nac6 45. Bxf7 Nxf7 46. Nhxf7 Bd1 47. Nd6 Nd8 48. Nb5 Ba4 49. Nc7 Bd7 50. Na6 Be8 51. Nc5 Bf7 52. Kb3 Kg8 53. Ka4 Be8+ 54. Kxa5 Nc6+ 55. Kb6 Nxd4 56. Kc7 Bf7 57. Kd7 Kf8 58. Ngxe6+ Bxe6+ 59. Nxe6+ Nxe6 60. Kxe6 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.22"]
[Round "20"]
[White "Calero, Ivan"]
[Black "Ivkov, Borislav"]
[Result "0-1"]
[ECO "E26"]
[PlyCount "84"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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. a3 Bxc3+ 5. bxc3 c5 6. e3 b6 7. a4 Nc6 8. Ba3 d6 9. Nf3 0-0 10. Bd3 Ba6 11. Nd2 Na5 12. 0-0 Rc8 13. Qe2 Re8 14. f3 Re7 15. Rfc1 Rec7 16. e4 cxd4 17. cxd4 e5 18. d5 Nb7 19. Qf1 Nd7 20. Bb4 Ndc5 21. Bc2 Na5 22. Bxa5 bxa5 23. Rcb1 Rb8 24. Rxb8 Qxb8 25. Rb1 Rb7 26. Rxb7 Qxb7 27. Qb1 Qb4 28. Qxb4 axb4 29. Kf2 Kf8 30. Ke2 Ke7 31. Kd1 Kd7 32. Kc1 Kc7 33. Kb1 Kb6 34. Ka2 Bc8 35. g3 Bd7 36. f4 f6 37. fxe5 fxe5 38. Nf3 a5 39. Ng5 h6 40. Nf3 Nxa4 41. Bxa4 Bxa4 42. Nd2 Kc5 0-1

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.21"]
[Round "19"]
[White "Robatsch, Karl"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "C85"]
[PlyCount "75"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. d3 Nd7 8. Nbd2 0-0 9. Nc4 Bf6 10. b3 Nb6 11. Ncxe5 Bxe5 12. Nxe5 f5 13. Ba3 Rf6 14. f4 Rh6 15. Qe1 Be6 16. Nf3 Qd7 17. Qf2 Qf7 18. Ng5 Qh5 19. h3 Bd7 20. Bc5 Nc8 21. Qd4 Qe8 22. Rae1 Nd6 23. Bxd6 Rxd6 24. Qc4+ Be6 25. Nxe6 Qxe6 26. Qxe6+ Rxe6 27. exf5 Rf6 28. Re7 Rxf5 29. Rxc7 Rb8 30. Re1 Rxf4 31. Ree7 Rh4 32. Rxg7+ Kh8 33. Rxb7 Re8 34. Rbe7 Rc8 35. Rc7 Re8 36. Rge7 Rg8 37. Rxc6 Rxh3 38. Re8 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.20"]
[Round "18"]
[White "Calero, Ivan"]
[Black "Kortschnoj, Viktor Lvovich"]
[Result "0-1"]
[ECO "E83"]
[PlyCount "64"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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 0-0 6. Be3 Nc6 7. Nge2 a6 8. g4 Rb8 9. a4 a5 10. Ng3 e5 11. d5 Nd4 12. Bg2 c6 13. 0-0 Nd7 14. Ra3 Qb6 15. Qd2 Qb4 16. Rc1 Nb3 17. Qc2 Nxc1 18. Qxc1 Nc5 19. Bf1 Qb6 20. Nd1 cxd5 21. cxd5 Bd7 22. Bxc5 dxc5 23. Bc4 Qb4 24. Qc3 Bh6 25. Nf1 b5 26. axb5 Bxb5 27. Bxb5 Rxb5 28. Kg2 Rfb8 29. Kh3 Qd4 30. Qe1 Rb3 31. Rxb3 Rxb3 32. Ng3 Bd2 0-1

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.17"]
[Round "17"]
[White "Trifunovic, Petar"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "E61"]
[PlyCount "63"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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. Nf3 0-0 5. e3 d6 6. Be2 Nbd7 7. 0-0 e5 8. Qc2 c6 9. b3 Re8 10. Ba3 e4 11. Nd2 d5 12. cxd5 cxd5 13. Nb5 Nb6 14. Nc7 Bd7 15. Nxa8 Nxa8 16. Rac1 Bc6 17. Bc5 Qb8 18. a4 Rc8 19. Qb2 a6 20. Rc2 Ne8 21. Rfc1 Nac7 22. Bd6 Rd8 23. Bb4 f5 24. g3 Rd7 25. Ba5 Bf8 26. Qa2 Rg7 27. b4 Qa8 28. b5 axb5 29. axb5 b6 30. Rxc6 Bb4 31. Nb3 Re7 32. Rxb6 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.16"]
[Round "16"]
[White "Calero, Ivan"]
[Black "De Greif, Boris"]
[Result "1/2-1/2"]
[ECO "C51"]
[PlyCount "111"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Na5 7. Nxe5 Nxc4 8. Nxc4 d5 9. exd5 Qxd5 10. Ne3 Qd8 11. 0-0 Nf6 12. Ba3 0-0 13. Bxe7 Qxe7 14. Nd2 c6 15. Re1 Be6 16. Nf3 Qc7 17. Qd2 Qa5 18. Qb2 Rab8 19. a3 Nd5 20. Nxd5 Bxd5 21. Ne5 Qc7 22. Re3 f6 23. Nd3 Rbe8 24. Rae1 Rxe3 25. Rxe3 Qb6 26. Qc1 Bf7 27. h3 Re8 28. Nc5 Rxe3 29. fxe3 Qc7 30. Nd3 Qg3 31. Qe1 Qxe1+ 32. Nxe1 Bg6 33. Kf2 Kf7 34. Kf3 Ke6 35. e4 Kd6 36. Nc2 c5 37. Kf4 cxd4 38. cxd4 b5 39. g4 Bf7 40. Ke3 g5 41. Kd2 h5 42. Ne3 hxg4 43. Nf5+ Kd7 44. hxg4 Bg6 45. Ng3 a5 46. Kd3 Bf7 47. d5 Kd6 48. Kd4 Bg6 49. Nh5 Ke7 50. Kc5 b4 51. axb4 axb4 52. d6+ Ke6 53. Kxb4 Kxd6 54. Nxf6 Ke5 55. Nd7+ Kxe4 56. Nf8 1/2-1/2

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.15"]
[Round "15"]
[White "Perez Perez, Francisco Jose"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "E89"]
[PlyCount "101"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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 0-0 6. Be3 c6 7. Nge2 e5 8. d5 cxd5 9. cxd5 a6 10. g4 b5 11. Qd2 Nbd7 12. Ng3 Nc5 13. Bg2 b4 14. Nd1 a5 15. Nf2 Nfd7 16. 0-0 Ba6 17. Rfc1 Qe7 18. Bf1 Bxf1 19. Kxf1 Rfc8 20. b3 Qd8 21. Nd1 Nb6 22. Nb2 Qd7 23. Kg2 Qb5 24. Nc4 Nxc4 25. Rxc4 Rc7 26. Rac1 Bf8 27. R1c2 Rac8 28. Nh1 Qd7 29. Nf2 Be7 30. Bxc5 dxc5 31. Nd3 Bd6 32. Qg5 Kg7 33. Nxe5 Qe8 34. Nd3 f6 35. Qe3 Qe7 36. g5 Be5 37. Nxc5 Rxc5 38. Rxc5 Re8 39. f4 Bd6 40. gxf6+ Qxf6 41. e5 Qf5 42. Rc6 h5 43. Qf3 Bb8 44. d6 h4 45. h3 Rf8 46. R6c4 Qe6 47. Qg4 Rf5 48. Qxh4 Qd5+ 49. Kh2 Rh5 50. Qe7+ Kh6 51. Qf8+ 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.14"]
[Round "14"]
[White "Calero, Ivan"]
[Black "Tal, Mihail"]
[Result "1-0"]
[ECO "A64"]
[PlyCount "143"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 a6 10. a4 Re8 11. Nd2 Nbd7 12. Nc4 Nb6 13. Nxb6 Qxb6 14. a5 Qc7 15. e4 Rb8 16. f4 Bg4 17. Qc2 b5 18. axb6 Rxb6 19. h3 Bc8 20. Kh2 Nd7 21. Ra3 Bb7 22. Na4 Rb5 23. Bd2 Nb6 24. Nc3 Rb4 25. Nd1 Rb5 26. f5 Qe7 27. fxg6 hxg6 28. Raf3 Rf8 29. Bc3 Nd7 30. Bxg7 Kxg7 31. Rf4 Ne5 32. Ne3 Rb4 33. Qc3 Bc8 34. Nc2 Rb8 35. Ne1 c4 36. R4f2 Rb3 37. Qd4 Rh8 38. Rf3 Rb7 39. h4 g5 40. Rxf7+ Qxf7 41. Rxf7+ Rxf7 42. Nf3 Re8 43. Nxg5 Rf6 44. Qa7+ Bd7 45. Bh3 Re7 46. Ne6+ Kh7 47. Bf5+ Kg8 48. Qb8+ Re8 49. Qxd6 Nf3+ 50. Kg2 Ne1+ 51. Kf1 Bxe6 52. dxe6 Nd3 53. Qd7 Rexe6 54. Qxe6+ Rxe6 55. Bxe6+ Kg7 56. Bxc4 Nxb2 57. Bxa6 Na4 58. Be2 Kf6 59. Kf2 Nc5 60. Ke3 Ke5 61. Bf3 Ne6 62. h5 Kf6 63. Bg4 Nc5 64. Kd4 Na6 65. Be2 Nb4 66. Kc5 Nc2 67. Kd6 Nd4 68. e5+ Kg5 69. e6 Nf5+ 70. Ke5 Ne7 71. g4 Ng8 72. Bf3 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.12"]
[Round "13"]
[White "Barcza, Gedeon"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "95"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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. Rb1 Nge7 6. b4 a5 7. b5 Nd4 8. e3 Ne6 9. Nge2 0-0 10. d3 c6 11. 0-0 d6 12. bxc6 bxc6 13. Ba3 Ra7 14. Qa4 Qc7 15. Rfd1 f5 16. f4 Bd7 17. fxe5 Bxe5 18. Qb3 Nd8 19. d4 Bf6 20. Qb6 Nc8 21. Qxc7 Rxc7 22. Na4 Re8 23. Kf2 Nf7 24. Nb6 Ne7 25. Nxd7 Rxd7 26. Rb6 Rc7 27. Rdb1 Bg5 28. Nf4 Bxf4 29. exf4 Kf8 30. Ra6 Rd8 31. Rxa5 Ke8 32. Ra6 Kd7 33. Rbb6 Re8 34. Bb4 d5 35. Ba5 Nd6 36. cxd5 Ne4+ 37. Bxe4 fxe4 38. Rb1 Nxd5 39. Bxc7 e3+ 40. Kf3 Kxc7 41. Ra3 Kd6 42. Rb2 h5 43. Re2 h4 44. Kg4 hxg3 45. hxg3 Re4 46. Rd3 c5 47. dxc5+ Kxc5 48. Kf3 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.11"]
[Round "12"]
[White "Calero, Ivan"]
[Black "Jimenez Zerquera, Eleazar"]
[Result "1/2-1/2"]
[ECO "D77"]
[PlyCount "75"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. c4 dxc4 7. Na3 Nc6 8. e3 Nd7 9. Nxc4 Nb6 10. Nce5 Nxe5 11. Nxe5 c5 12. f4 cxd4 13. exd4 Qd6 14. Be3 Nd5 15. Bf2 Be6 16. Qd2 Rac8 17. Rac1 b6 18. a3 Rfd8 19. Rxc8 Rxc8 20. Rc1 f6 21. Rxc8+ Bxc8 22. Qc1 Bb7 23. Nd3 Bc6 24. Qc4 e6 25. b4 Qd7 26. Nc1 Kf7 27. h3 Ne7 28. Bxc6 Qxc6 29. Qxc6 Nxc6 30. Nb3 Ke7 31. b5 Nd8 32. Kf1 Kd6 33. Ke2 Kd5 34. Kd3 Nb7 35. Nc1 Nd6 36. a4 Ne4 37. Be1 e5 38. Na2 1/2-1/2

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.09"]
[Round "11"]
[White "Pachman, Ludek"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "D48"]
[PlyCount "111"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. d5 e5 11. b3 Bd6 12. 0-0 0-0 13. a4 b4 14. Nb1 a5 15. Nbd2 Nb6 16. Re1 Bg4 17. h3 Bh5 18. Bb2 Nfd7 19. Rc1 Rc8 20. Bb5 f6 21. Qe2 Nb8 22. Rc2 Rc7 23. Qd3 Be8 24. Nh2 Qc8 25. Ng4 Bg6 26. Ne3 Qd8 27. Rf1 Rff7 28. f3 Ra7 29. Ndc4 Nxc4 30. Nxc4 Rfc7 31. Rd1 Kf8 32. Bc1 Be8 33. Be3 Rc8 34. Rdc1 Rac7 35. Nxa5 Bxb5 36. axb5 Nd7 37. Nc6 Qe8 38. b6 Rb7 39. Nxb4 Rxb6 40. Nc6 Ra8 41. b4 Rxb4 42. Nxb4 cxb4 43. Rc6 Qb8 44. Qc4 Ke7 45. Rc8 Qb7 46. Rxa8 Qxa8 47. Qc8 Qa3 48. Bb6 Qa4 49. Qg8 Nxb6 50. Qe6+ Kd8 51. Qxd6+ Nd7 52. Qe6 Qa7+ 53. Kh2 Qe3 54. Qg8+ Ke7 55. Qxg7+ Kd6 56. Rc6# 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.08"]
[Round "10"]
[White "Calero, Ivan"]
[Black "Broderman, Jose"]
[Result "1/2-1/2"]
[ECO "A52"]
[PlyCount "24"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 Ngxe5 7. Nc3 0-0 8. 0-0 d6 9. Na4 Bb6 10. Nxb6 axb6 11. Nxe5 dxe5 12. Qxd8 Rxd8 1/2-1/2

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.07"]
[Round "9"]
[White "Ortega, Rogelio"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "137"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e3 f5 2. Ne2 Nf6 3. d3 e5 4. Nd2 d6 5. c3 Be7 6. Ng3 0-0 7. Be2 c6 8. 0-0 Kh8 9. f4 Nd5 10. Rf3 exf4 11. exf4 g6 12. Nc4 Nd7 13. Nh1 Rf7 14. Nf2 Nf8 15. Nh3 h6 16. Rf1 Nf6 17. Bf3 Be6 18. Ne3 Qd7 19. Kh1 Re8 20. Nf2 h5 21. d4 Qc8 22. c4 Bd8 23. b3 Ng4 24. Nc2 Nxf2+ 25. Rxf2 Bf6 26. Ba3 Rd7 27. Ne1 Bg8 28. Re2 Rxe2 29. Bxe2 Ne6 30. Qd2 Bxd4 31. Rd1 c5 32. Nf3 Qe8 33. Nxd4 Nxd4 34. Bb2 Kh7 35. Bxd4 cxd4 36. Bf3 Qe3 37. Qxd4 Qxd4 38. Rxd4 Kg7 39. Kg1 Kf6 40. Kf2 Bf7 41. Kg3 b6 42. Kh4 Rd8 43. h3 Be6 44. Rd2 Rd7 45. Bd5 Bxd5 46. Rxd5 Rd8 47. b4 Ke6 48. a4 Rc8 49. Rd4 a6 50. Kg5 b5 51. cxb5 axb5 52. axb5 d5 53. b6 Rb8 54. Kxg6 Rg8+ 55. Kh7 Rd8 56. Kg6 h4 57. Rd2 Rg8+ 58. Kh5 Rb8 59. Kxh4 Rxb6 60. Rd4 Rc6 61. Kg5 Rc4 62. Rd1 Rxb4 63. g4 fxg4 64. hxg4 d4 65. Kg6 Ke7 66. f5 Kf8 67. g5 Rb6+ 68. f6 Rd6 69. Ra1 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.05"]
[Round "8"]
[White "Calero, Ivan"]
[Black "Darga, Klaus"]
[Result "0-1"]
[ECO "A60"]
[PlyCount "64"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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 d6 6. e4 g6 7. g3 Bg7 8. Bg2 0-0 9. Nge2 Re8 10. 0-0 a6 11. a4 Nbd7 12. Bg5 h6 13. Bf4 Ne5 14. Bxe5 Rxe5 15. Nf4 Re8 16. Re1 Rb8 17. f3 Nd7 18. Nd3 c4 19. Nf2 Nc5 20. Qc2 Bd7 21. Bf1 b5 22. axb5 axb5 23. Kg2 Qb6 24. Ne2 Nb3 25. Ra2 Rec8 26. Nd1 b4 27. Qb1 Bb5 28. Nf2 Nd2 29. Qd1 Nxf1 30. Rxf1 b3 31. Ra1 Bxb2 32. Rb1 c3 0-1

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.03"]
[Round "7"]
[White "Cobo Arteaga, Eldis"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "E88"]
[PlyCount "159"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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 0-0 6. Be3 c6 7. Nge2 e5 8. d5 c5 9. g4 Ne8 10. Ng3 h6 11. Qd2 Kh7 12. h4 Na6 13. h5 g5 14. a3 f6 15. Bd3 Kh8 16. 0-0 Rf7 17. Rfb1 b6 18. b4 Bf8 19. Rb2 Bd7 20. Bc2 Qc8 21. Qe2 Rb8 22. Ba4 Bxa4 23. Nxa4 Rfb7 24. Nc3 Nac7 25. b5 Ng7 26. Rab1 Nce8 27. Qc2 Qd7 28. Rb3 Qf7 29. Qb2 Kh7 30. Bf2 Be7 31. Nd1 Bf8 32. Ne3 Rd7 33. Be1 Rdb7 34. a4 Be7 35. a5 Bd8 36. axb6 axb6 37. Ra3 Ra7 38. Rxa7 Qxa7 39. Ra1 Qb7 40. Nef5 Nxf5 41. Nxf5 Ra8 42. Ra3 Rxa3 43. Qxa3 Qb8 44. Kf1 Ng7 45. Ng3 Kg8 46. Ke2 Qb7 47. Kd3 Qb8 48. Kc2 Qb7 49. Qa6 Qb8 50. Kb3 Bc7 51. Ne2 Ne8 52. Nc3 Bd8 53. Na4 Kf8 54. Bd2 Kf7 55. Be1 Kf8 56. Bc3 Ke7 57. Kb2 Bc7 58. Kc2 Bd8 59. Ba5 bxa5 60. b6 Bxb6 61. Nxb6 Nc7 62. Qxa5 Qb7 63. Na4 Kd7 64. Nc3 Ke7 65. Nd1 Ne8 66. Ne3 Ng7 67. Qb5 Qa7 68. Kb2 Kd8 69. Nd1 Ne8 70. Nc3 Nc7 71. Qc6 Ke7 72. Kb3 Qa5 73. Qb7 Kd8 74. Na4 Na8 75. Qb5 Qa7 76. Qc6 Ke7 77. Kb2 Qa5 78. Qb7+ Kd8 79. Kb3 Nc7 80. Nb6 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.02"]
[Round "6"]
[White "Calero, Ivan"]
[Black "Bobotsov, Milko Georgiev"]
[Result "1/2-1/2"]
[ECO "E83"]
[PlyCount "153"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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 0-0 6. Be3 Nc6 7. Nge2 a6 8. g4 Rb8 9. Ng3 e5 10. d5 Nd4 11. Bg2 c5 12. 0-0 b5 13. cxb5 axb5 14. Qd2 Ne8 15. Nce2 f5 16. gxf5 gxf5 17. exf5 Nf6 18. Bg5 Nxf5 19. Nxf5 Bxf5 20. Ng3 Bg6 21. f4 Qb6 22. f5 Be8 23. Bxf6 Bxf6 24. Ne4 Qd8 25. Rf3 Rb7 26. Rh3 Rg7 27. Qh6 Bg5 28. Qxd6 Qxd6 29. Nxd6 Bd7 30. Rg3 Be7 31. Rxg7+ Kxg7 32. Ne4 c4 33. Bh3 Bxf5 34. Bxf5 Rxf5 35. Re1 Rf4 36. Kg2 Kg6 37. d6 Bd8 38. Ng3 Rd4 39. Rxe5 Rd2+ 40. Kf3 Rxb2 41. Ne4 b4 42. Re8 Bh4 43. Kg4 Rxh2 44. d7 h5+ 45. Kf4 c3 46. Rg8+ Kf7 47. d8Q Bxd8 48. Rxd8 Rxa2 49. Ke5 Ra5+ 50. Kd4 c2 51. Rc8 b3 52. Nd2 Rb5 53. Nxb3 Rxb3 54. Rxc2 Kf6 55. Ke4 Kg5 56. Rg2+ Kh4 57. Kf4 Kh3 58. Ra2 h4 59. Rc2 Rg3 60. Rf2 Rg1 61. Kf3 Re1 62. Kf4 Ra1 63. Kf3 Ra3+ 64. Kf4 Rg3 65. Ke4 Rg2 66. Kf3 Rg1 67. Kf4 Rg8 68. Kf3 Rg4 69. Ke2 Kg3 70. Rf3+ Kg2 71. Rf2+ Kh1 72. Rf8 Kg1 73. Rf1+ Kh2 74. Rf8 h3 75. Kf2 Ra4 76. Rf3 Ra8 77. Kf1 1/2-1/2

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.09.01"]
[Round "5"]
[White "Garcia, Gilberto"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "84"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 c5 7. d5 Na6 8. 0-0 Nc7 9. Bf4 Rb8 10. Ne1 a6 11. a4 Bd7 12. e5 Nfe8 13. exd6 exd6 14. Ne4 Bf5 15. Ng3 Bd7 16. Ra2 b5 17. axb5 axb5 18. b3 bxc4 19. Bxc4 Nb5 20. Ne2 Ra8 21. Rxa8 Qxa8 22. Qd3 Nd4 23. Nxd4 Bxd4 24. Qg3 Qb8 25. Nf3 Bf6 26. Re1 Kg7 27. h4 Bb5 28. Nd2 Bxc4 29. Nxc4 Qb4 30. Qe3 Kg8 31. Nxd6 Bd4 32. Qe2 Bc3 33. Nxe8 Bxe1 34. Bd6 Bxf2+ 35. Kxf2 Qxh4+ 36. Bg3 Qd8 37. Nc7 Qd7 38. Qe4 Rb8 39. d6 c4 40. bxc4 Qa4 41. Kg1 Qd1+ 42. Kh2 Rb1 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.08.28"]
[Round "4"]
[White "Calero, Ivan"]
[Black "Uhlmann, Wolfgang"]
[Result "1/2-1/2"]
[ECO "D93"]
[PlyCount "131"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 0-0 6. e3 c6 7. Qb3 Qa5 8. Be2 dxc4 9. Bxc4 b5 10. Be2 Be6 11. Qc2 b4 12. Qa4 Qb6 13. Nd1 Nbd7 14. Qa6 c5 15. 0-0 Bd5 16. a4 Qxa6 17. Bxa6 cxd4 18. exd4 Bxf3 19. gxf3 Nd5 20. Bg3 Rad8 21. Ne3 N7b6 22. a5 Nxe3 23. fxe3 Nd5 24. Bf2 e5 25. Rfd1 exd4 26. exd4 Rd6 27. Bb7 Rfd8 28. Ra4 Bf8 29. a6 Rf6 30. Bh4 g5 31. Ra5 gxh4 32. Rxd5 Rxd5 33. Bxd5 Rxa6 34. Kf2 h3 35. Rg1+ Bg7 36. Ke3 Rd6 37. Rg5 Kf8 38. Rf5 Bf6 39. Kd3 Kg7 40. Kc4 Rd7 41. Rf4 Rc7+ 42. Kb3 h5 43. Bc4 a5 44. d5 Be5 45. Rh4 Bxh2 46. Rxh3 Bd6 47. Be2 Re7 48. Bc4 Kh6 49. Ka4 Rc7 50. b3 Rc5 51. Rh1 Kg6 52. Bd3+ Kg5 53. Bc4 h4 54. Rg1+ Kf6 55. Rh1 Bg3 56. d6 Rh5 57. d7 Bc7 58. Bf1 Rd5 59. Rxh4 Rxd7 60. Rh5 Kg6 61. Rc5 Bd8 62. Bc4 Rd1 63. Rd5 Ra1+ 64. Kb5 Bg5 65. Rd6+ f6 66. Ra6 1/2-1/2

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.08.27"]
[Round "3"]
[White "Calero, Ivan"]
[Black "O'Kelly de Galway, Alberic"]
[Result "0-1"]
[ECO "D40"]
[PlyCount "56"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. e3 Nc6 6. Be2 Bd6 7. 0-0 0-0 8. Nb5 Be7 9. b3 b6 10. Bb2 Bb7 11. dxc5 bxc5 12. cxd5 exd5 13. Qc2 a6 14. Nc3 d4 15. Rad1 Bd6 16. Ne4 Nb4 17. Nxf6+ Qxf6 18. Qd2 Qh6 19. g3 d3 20. Nh4 dxe2 21. Qxe2 Bc8 22. a3 Nc6 23. Rd5 Ne7 24. Rh5 Qe6 25. Rg5 f6 26. Rh5 Bb7 27. Rd1 Rad8 28. f3 g6 0-1

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.08.26"]
[Round "2"]
[White "Letelier Martner, Rene"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "D13"]
[PlyCount "85"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 e6 7. e3 Bd6 8. Bxd6 Qxd6 9. Be2 0-0 10. 0-0 Bd7 11. a3 Rfc8 12. Rc1 Ne7 13. Ne5 a6 14. Qb3 b5 15. Rc2 Nc6 16. Nxc6 Rxc6 17. Rfc1 Rac8 18. Na2 Ne8 19. Nb4 Rxc2 20. Rxc2 Rxc2 21. Qxc2 a5 22. Nd3 Qc7 23. Qc5 f6 24. g3 Kf7 25. Kf1 Qb8 26. Qc3 Qb6 27. Qc5 Qb8 28. Qc3 Qb6 29. Nc5 Ke7 30. Qd3 b4 31. Qxh7 Bb5 32. Bxb5 Qxb5+ 33. Qd3 Qxd3+ 34. Nxd3 bxa3 35. bxa3 Nd6 36. h4 Nc4 37. a4 Kd6 38. Ke2 e5 39. Nc5 e4 40. g4 Kc6 41. Ne6 Nb6 42. Nxg7 Nxa4 43. h5 1-0

[Event "Capablanca Memorial-02"]
[Site "Havana"]
[Date "1963.08.25"]
[Round "1"]
[White "Calero, Ivan"]
[Black "Geller, Efim P"]
[Result "0-1"]
[ECO "E85"]
[PlyCount "52"]
[EventDate "1963.08.25"]
[EventType "tourn"]
[EventRounds "21"]
[EventCountry "CUB"]
[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 0-0 5. Be3 d6 6. f3 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Nd5 Nxd5 10. cxd5 c6 11. Bc4 cxd5 12. Bxd5 Nc6 13. 0-0-0 Nd4 14. Bxd4 exd4 15. Ne2 Bf5 16. Kd2 Rac8 17. Rc1 Bh6+ 18. f4 Rxc1 19. Nxc1 Bxf4+ 20. Ke2 Kg7 21. h3 Be3 22. Nb3 Bd7 23. Rd1 Ba4 24. Bxb7 Rd6 25. Kd3 Bb5+ 26. Kc2 Be2 0-1

[Event "Olympiad-15 Final B"]
[Site "Varna"]
[Date "1962.10.09"]
[Round "11"]
[White "Calero, Ivan"]
[Black "Chalkhasuren, Gonchich"]
[Result "1/2-1/2"]
[ECO "D58"]
[PlyCount "60"]
[EventDate "1962.09.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "BUL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Cuba"]
[BlackTeam "Mongolia"]
[WhiteTeamCountry "CUB"]
[BlackTeamCountry "MGL"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 h6 6. Bh4 0-0 7. e3 b6 8. Bxf6 Bxf6 9. cxd5 exd5 10. Qb3 Be6 11. Rd1 Nc6 12. Qa4 Ne7 13. Ba6 c6 14. Be2 Bf5 15. 0-0 a5 16. Rd2 b5 17. Qd1 Nc8 18. Ne1 Re8 19. Bd3 Qd7 20. Qb1 Nd6 21. Bxf5 Qxf5 22. Qxf5 Nxf5 23. Nd3 Rac8 24. Rc1 Ra8 25. Rf1 Rac8 26. Rc1 Ra8 27. Rf1 Rac8 28. Rc1 Ra8 29. Rf1 Rac8 30. Rc1 Ra8 1/2-1/2

[Event "Olympiad-15 Final B"]
[Site "Varna"]
[Date "1962.09.29"]
[Round "3"]
[White "Szapiro, Gedali"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "C90"]
[PlyCount "83"]
[EventDate "1962.09.27"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "BUL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Israel"]
[BlackTeam "Cuba"]
[WhiteTeamCountry "ISR"]
[BlackTeamCountry "CUB"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. h3 Qc7 11. d4 Nc6 12. dxc5 dxc5 13. Nbd2 Be6 14. Ng5 Nd8 15. Nf1 h6 16. Nxe6 Nxe6 17. a4 0-0 18. axb5 axb5 19. Rxa8 Rxa8 20. Ne3 Rd8 21. Qe2 c4 22. Nf5 Bf8 23. Qf3 Ne8 24. h4 Kh7 25. Ne3 Kg8 26. Nd5 Qb8 27. Be3 Nc5 28. Ra1 Nb7 29. b4 Rd6 30. h5 g5 31. Ra7 Kg7 32. Qg3 Re6 33. f4 exf4 34. Nxf4 Kg8 35. Rxb7 Qxb7 36. Nxe6 fxe6 37. Qg4 Qd7 38. e5 Ng7 39. Qe4 Ne8 40. Qg6+ Bg7 41. Qh7+ Kf7 42. Bc5 1-0

[Event "Olympiad-15 Preliminaries D"]
[Site "Varna"]
[Date "1962.09.25"]
[Round "9"]
[White "Safvat, Younus"]
[Black "Calero, Ivan"]
[Result "1-0"]
[ECO "C98"]
[PlyCount "77"]
[EventDate "1962.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "Iran"]
[BlackTeam "Cuba"]
[WhiteTeamCountry "IRI"]
[BlackTeamCountry "CUB"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. h3 0-0 12. Nbd2 Nc6 13. d5 Nb8 14. a4 b4 15. c4 Ne8 16. g4 g6 17. Nf1 Qd8 18. Ng3 Ra7 19. Bh6 Ng7 20. Kh1 Kh8 21. Rg1 Rg8 22. Rg2 Ne8 23. Qd2 Nd7 24. b3 Bf8 25. Rag1 Bxh6 26. Qxh6 Qf6 27. Ng5 Nf8 28. Nf5 gxf5 29. gxf5 Rg7 30. Qh5 Kg8 31. f4 h6 32. fxe5 dxe5 33. Nf3 Rxg2 34. Rxg2+ Ng7 35. Nh2 Kh7 36. Qf3 h5 37. Qg3 Re7 38. Bd1 Re8 39. Bxh5 1-0

[Event "Olympiad-15 Preliminaries D"]
[Site "Varna"]
[Date "1962.09.18"]
[Round "3"]
[White "Barden, Leonard William"]
[Black "Calero, Ivan"]
[Result "1/2-1/2"]
[ECO "D47"]
[PlyCount "74"]
[EventDate "1962.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "BUL"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]
[WhiteTeam "England"]
[BlackTeam "Cuba"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "CUB"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 a6 9. 0-0 Bb7 10. e4 Be7 11. e5 Nd5 12. Ne4 h6 13. Qe2 c5 14. Nxc5 Nxc5 15. dxc5 Bxc5 16. a4 Qb6 17. axb5 axb5 18. Rxa8+ Bxa8 19. Qe4 g5 20. Bd2 Ke7 21. Qc2 Kf8 22. Ba5 Qa7 23. Bd8 Be7 24. Bxe7+ Nxe7 25. Qd3 Qb7 26. Rd1 Kg7 27. Qd7 Qxd7 28. Rxd7 Re8 29. Nd4 Nd5 30. f3 b4 31. Ra7 Kf8 32. Nb5 Rb8 33. Bxd5 Bxd5 34. Nd6 Ra8 35. Rxf7+ Kg8 36. Rc7 Ra1+ 37. Kf2 b3 1/2-1/2

