[Event "ARG-ch Seniors 65"]
[Site "Buenos Aires"]
[Date "2021.12.11"]
[Round "6"]
[White "Alvarez, Ernesto"]
[Black "Calderon, Luis"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2143"]
[BlackElo "1976"]
[PlyCount "77"]
[EventDate "2021.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. g3 Nf6 5. Bg2 d5 6. 0-0 Be7 7. Nc3 0-0 8. Ne5 Nbd7 9. Nxd7 Qxd7 10. Bg5 Rfd8 11. cxd5 exd5 12. Qc2 h6 13. Bxf6 Bxf6 14. Rfd1 g5 15. e4 dxe4 16. Nxe4 Bxe4 17. Bxe4 Bxd4 18. Bxa8 Rxa8 19. Qe4 Rd8 20. Rac1 c5 21. b3 Re8 22. Qc2 Re6 23. Re1 Rf6 24. Re2 Qg4 25. Rf1 a5 26. Qe4 Qh5 27. Qa8+ Kg7 28. Re8 Kg6 29. Rg8+ Kf5 30. Qd5+ Kg4 31. Qe4+ Kh3 32. Qg2+ Kg4 33. Qe4+ Kh3 34. Qg2+ Kg4 35. Qe4+ Kh3 36. Qg2+ Kg4 37. Re8 Re6 38. Rxe6 fxe6 39. Qe4+ 1-0

[Event "ARG-ch Seniors 65"]
[Site "Buenos Aires"]
[Date "2021.12.11"]
[Round "7"]
[White "Valli, Americo"]
[Black "Calderon, Luis"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "1935"]
[BlackElo "1976"]
[PlyCount "54"]
[EventDate "2021.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. c4 c6 7. cxd5 cxd5 8. Nc3 Nc6 9. b3 Ne4 10. Bb2 Bf5 11. e3 Qa5 12. Nxe4 Bxe4 13. Qd2 Qxd2 14. Nxd2 Bxg2 15. Kxg2 Nb4 16. Bc3 a5 17. a3 Nc6 18. Rac1 Rfc8 19. f4 a4 20. b4 Na7 21. Bb2 Nb5 22. Kf3 Nd6 23. Ke2 Nc4 24. Nxc4 dxc4 25. Bc3 b5 26. f5 Rd8 27. g4 e5 1/2-1/2

[Event "ARG-ch Seniors 65"]
[Site "Buenos Aires"]
[Date "2021.12.10"]
[Round "5"]
[White "Calderon, Luis"]
[Black "Cranbourne, Carlos Leon"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1976"]
[BlackElo "2261"]
[PlyCount "68"]
[EventDate "2021.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 d5 4. exd5 exd5 5. Bb5+ Nc6 6. 0-0 Nf6 7. Bg5 Be7 8. dxc5 0-0 9. Bxc6 bxc6 10. b4 h6 11. Bf4 a5 12. c3 Bg4 13. Nbd2 Ne4 14. Nxe4 dxe4 15. Qxd8 Rfxd8 16. Ne5 Bd7 17. Nxd7 Rxd7 18. Rfd1 Rb7 19. a3 Bf6 20. Rac1 axb4 21. axb4 Ra3 22. Rd6 Ra6 23. g4 Kf8 24. Rd2 Ra3 25. Bd6+ Kg8 26. Re2 Bxc3 27. Rxe4 Rxb4 28. Re8+ Kh7 29. Rc8 Bb2 30. Rc2 Ra6 31. h3 Kg6 32. Rc7 Bd4 33. Kg2 Rb2 34. Rxb2 Bxb2 1/2-1/2

[Event "ARG-ch Seniors 65"]
[Site "Buenos Aires"]
[Date "2021.12.10"]
[Round "4"]
[White "Calderon, Luis"]
[Black "Leskovar, Mario Leopoldo"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1976"]
[BlackElo "2214"]
[PlyCount "56"]
[EventDate "2021.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Nf3 Bd6 7. Bc4 Be6 8. Bxe6 fxe6 9. 0-0 Nc6 10. a3 Ke7 11. Be3 a6 12. h3 Rhf8 13. Rad1 h6 14. Nh4 Kf7 15. g3 g5 16. Ng2 Nh5 17. Ne2 Ke7 18. f3 Rf7 19. c4 Nd4 20. Bxd4 exd4 21. f4 c5 22. e5 Bc7 23. g4 Nxf4 24. Nexf4 gxf4 25. Nxf4 Rg8 26. Rde1 b5 27. b3 Rb8 28. Rb1 Rxf4 0-1

[Event "ARG-ch Seniors 65"]
[Site "Buenos Aires"]
[Date "2021.12.09"]
[Round "2"]
[White "Calderon, Luis"]
[Black "Mathey, Carlos"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1976"]
[BlackElo "1633"]
[PlyCount "77"]
[EventDate "2021.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 e6 2. c4 b6 3. Nc3 Bb7 4. e4 c5 5. d4 cxd4 6. Nxd4 Nc6 7. Be3 Nge7 8. Be2 Ng6 9. 0-0 Be7 10. Qd2 0-0 11. Ndb5 Rb8 12. Rfd1 a6 13. Nd6 Ba8 14. f4 Qc7 15. Rac1 Rfd8 16. Bf3 Nh4 17. Be2 f5 18. g3 Bxd6 19. Qxd6 Qxd6 20. Rxd6 Ng6 21. e5 Kf7 22. Rcd1 Nf8 23. b3 Ke7 24. Na4 b5 25. cxb5 axb5 26. Nb6 b4 27. Bc5 Ke8 28. R6d2 Rb7 29. Nc4 d5 30. exd6 Nd7 31. Bf2 Rbb8 32. g4 Nf6 33. Bh4 fxg4 34. Ne5 h5 35. Bc4 Ne4 36. Bxe6 Nxd2 37. Be7 Nxe5 38. fxe5 Nf3+ 39. Kf2 1-0

[Event "ARG-ch Seniors 65"]
[Site "Buenos Aires"]
[Date "2021.12.09"]
[Round "3"]
[White "Kulmichel, Arturo"]
[Black "Calderon, Luis"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1740"]
[BlackElo "1976"]
[PlyCount "46"]
[EventDate "2021.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. e5 Nc6 4. d4 e6 5. Nf3 Nge7 6. Bb5 a6 7. Ba4 cxd4 8. cxd4 Bd7 9. 0-0 Nf5 10. Bc2 Nh4 11. Ng5 Ng6 12. Qh5 Nxd4 13. Nxf7 Kxf7 14. Bxg6+ hxg6 15. Qxh8 Nc2 16. Nc3 Nxa1 17. Re1 Bc5 18. Qh3 Nc2 19. Re2 Nd4 20. Re1 Qh8 21. Qg3 Qh5 22. Bg5 Rf8 23. Be3 Kg8 0-1

[Event "ARG-ch Seniors 65"]
[Site "Buenos Aires"]
[Date "2021.12.08"]
[Round "1"]
[White "Huberman, Alejandro"]
[Black "Calderon, Luis"]
[Result "0-1"]
[ECO "D78"]
[WhiteElo "1606"]
[BlackElo "1976"]
[PlyCount "49"]
[EventDate "2021.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 dxc4 3. Na3 Nf6 4. Nxc4 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 c6 8. d4 Be6 9. b3 Bd5 10. Bb2 Nbd7 11. Nce5 Nxe5 12. Nxe5 Bxg2 13. Kxg2 Qd5+ 14. f3 Rad8 15. e4 Qe6 16. Rc1 Nxe4 17. Nxf7 Rxf7 18. Re1 Qd6 19. Rxe4 e5 20. Rc2 exd4 21. Qd3 c5 22. a4 a5 23. Rce2 Qd5 24. Qc4 Qxc4 25. bxc4 0-1

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "2009.06.19"]
[Round "8"]
[White "Calderon, Luis"]
[Black "Antenucci, Pedro"]
[Result "1/2-1/2"]
[ECO "C09"]
[WhiteElo "1952"]
[PlyCount "80"]
[EventDate "2009.05.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. dxc5 Bxc5 7. Nb3 Bb6 8. Be2 Nge7 9. 0-0 0-0 10. Bg5 Bf5 11. c3 Re8 12. Qd2 Qd6 13. Rad1 Rad8 14. Bb5 Be4 15. Bf4 Qg6 16. Ng5 Bxg2 17. Kxg2 h6 18. Bd3 f5 19. Kh1 hxg5 20. Bxg5 Ne5 21. Be2 Kf7 22. Nd4 Rh8 23. Qf4 Bc7 24. Bxe7 Rxh2+ 25. Qxh2 Nf3 26. Bxd8 Nxh2 27. Bxc7 Nxf1 28. Bxf1 Qh5+ 29. Kg2 Qxd1 30. Nxf5 Qc2 31. Nd6+ Ke6 32. Nxb7 Qxb2 33. Nc5+ Ke7 34. Be5 Qxa2 35. Bxg7 Qc2 36. Bd4 a5 37. Bb5 Qb1 38. Ba4 Qg6+ 39. Kf3 Qf5+ 40. Ke3 Qg5+ 1/2-1/2

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "2009.06.12"]
[Round "7"]
[White "Calderon, Luis"]
[Black "Blit, Jacques"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1952"]
[BlackElo "2307"]
[PlyCount "72"]
[EventDate "2009.05.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. g3 Nc6 4. Bg2 g6 5. 0-0 Bg7 6. c3 d6 7. Re1 e5 8. d3 Nge7 9. Bg5 h6 10. Be3 0-0 11. d4 exd4 12. cxd4 Bg4 13. d5 Bxb2 14. Nbd2 Nd4 15. Rb1 Bc3 16. Bxh6 Re8 17. Qc1 Bxd2 18. Nxd2 Kh7 19. f3 Kxh6 20. Nb3+ Kg7 21. Nxd4 Bd7 22. Ne2 b5 23. h4 Nc8 24. Nf4 Nb6 25. Bh3 Qf6 26. Bxd7 Nxd7 27. Kg2 Rh8 28. Rh1 Ne5 29. Qe3 Rac8 30. h5 g5 31. h6+ Kf8 32. Nh3 g4 33. fxg4 Qxh6 34. g5 Qg7 35. Rhf1 Ke7 36. Rf6 Ng4 0-1

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "2009.06.05"]
[Round "6"]
[White "Calderon, Luis"]
[Black "Schweber, Samuel"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "1952"]
[BlackElo "2349"]
[PlyCount "93"]
[EventDate "2009.05.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. g3 b6 4. Bg2 Bb7 5. d3 g6 6. 0-0 Bg7 7. Re1 d6 8. c3 e5 9. Bg5 Qc7 10. h3 Nd7 11. d4 h6 12. dxe5 dxe5 13. Be3 Ngf6 14. Nbd2 0-0 15. Nh4 c4 16. b3 cxb3 17. Qxb3 Kh7 18. Rab1 b5 19. c4 Bc6 20. cxb5 axb5 21. Rec1 Qd6 22. Rc2 Ra3 23. Rxc6 Qxc6 24. Qxa3 Ne8 25. Rc1 Qb7 26. Nb3 Bf6 27. Nc5 Nxc5 28. Bxc5 Rg8 29. Qb3 Ng7 30. a4 Ne6 31. axb5 Rc8 32. Be3 Nd4 33. Qb2 Rxc1+ 34. Bxc1 Nxb5 35. Bf1 Nd6 36. Qxb7 Nxb7 37. Bc4 Nd6 38. Bd5 Bxh4 39. gxh4 f6 40. Kg2 Kg7 41. Kg3 g5 42. h5 f5 43. exf5 Nxf5+ 44. Kf3 Kf6 45. Ba3 Nd4+ 46. Ke4 Nb5 47. Bb4 1-0

[Event "ARG-chT"]
[Site "Buenos Aires"]
[Date "2009.05.23"]
[Round "4"]
[White "Calderon, Luis"]
[Black "Samudio, Gonzalo"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1952"]
[PlyCount "67"]
[EventDate "2009.05.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. 0-0 Nf6 5. Re1 Be7 6. c3 d6 7. h3 0-0 8. d4 Bd7 9. Nbd2 Na5 10. Bd3 Nc6 11. Nf1 Nh7 12. Ng3 Ng5 13. Nh2 exd4 14. f4 Nh7 15. Nf5 Bxf5 16. exf5 dxc3 17. bxc3 Bf6 18. Bd2 d5 19. Rb1 b6 20. Nf3 Qd6 21. Kh1 Rad8 22. g4 Qa3 23. g5 Bxc3 24. Rb3 Qxa2 25. Bxc3 d4 26. Bb2 Na5 27. Rb4 c5 28. Bb1 Qd5 29. Re5 Qe6 30. Be4 Qe7 31. Ra4 hxg5 32. fxg5 Nxg5 33. Nxg5 Qxe5 34. Qh5 1-0

[Event "Buenos Aires op1"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "6"]
[White "Calderon, Luis"]
[Black "Bordoni, Nestor"]
[Result "0-1"]
[ECO "B34"]
[PlyCount "72"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Nd5 9. Nxd5 cxd5 10. Qxd5 Rb8 11. Bxa7 Rxb2 12. Bd4 Rb8 13. Bc4 0-0 14. 0-0 Qc7 15. Rab1 Bb7 16. Qc5 Rfc8 17. Qxc7 Rxc7 18. Bd5 e6 19. Bf3 Rxc2 20. Bxb7 Rxa2 21. g3 d6 22. Rfe1 dxe5 23. Bd5 Rxb1 24. Rxb1 Ra5 25. Rb8+ Bf8 26. Be3 Kg7 27. Bc6 Bc5 28. Rb7 Bxe3 29. fxe3 e4 30. Be8 Ra1+ 31. Kg2 Ra2+ 32. Kh3 Rf2 33. Kg4 h5+ 34. Kh3 g5 35. Ra7 g4+ 36. Kh4 Kh6 0-1

[Event "Buenos Aires op1"]
[Site "Buenos Aires"]
[Date "1993.??.??"]
[Round "1"]
[White "Samur, Arturo"]
[Black "Calderon, Luis"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2285"]
[PlyCount "61"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. g3 d5 5. d3 Nc6 6. Bg2 d4 7. Ne2 Be7 8. 0-0 h5 9. h4 f6 10. Nf4 e5 11. Nd5 Bg4 12. Qd2 Bf8 13. Nh2 Be6 14. c4 dxc3 15. bxc3 Nge7 16. c4 Nd4 17. Bb2 Nec6 18. Nf3 Nxf3+ 19. Bxf3 g5 20. Qd1 gxh4 21. Bxh5+ Bf7 22. Bxf7+ Kxf7 23. f4 hxg3 24. fxe5 Be7 25. Qg4 Rh1+ 26. Kg2 Rh2+ 27. Kf3 Rxb2 28. e6+ Kf8 29. Qh5 Nd4+ 30. Kxg3 Qd6+ 31. e5 1-0

