[Event "Olavarria op A"]
[Site "Maipu"]
[Date "2019.08.15"]
[Round "3.1"]
[White "Pandini, Agustin"]
[Black "Costanzo, Bernardo"]
[Result "0-1"]
[ECO "B46"]
[WhiteElo "1769"]
[BlackElo "1861"]
[PlyCount "76"]
[EventDate "2019.08.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. Nxc6 bxc6 7. Bf4 Qb6 8. Qd2 d5 9. Na4 Qb4 10. Qxb4 Bxb4+ 11. c3 Ba5 12. Bd3 Nf6 13. e5 Nd7 14. 0-0 Bc7 15. Rfe1 0-0 16. Bg3 c5 17. c4 d4 18. b3 Bb7 19. Nb2 Rfb8 20. Bc2 Ba5 21. Re2 Bc3 22. Rb1 Bc6 23. Nd1 Bb4 24. f3 a5 25. a4 Ra7 26. Nf2 Rb6 27. Ne4 Bxe4 28. Bxe4 Nb8 29. Bh4 Na6 30. g4 Rd7 31. Rd1 Bc3 32. Bc2 Nb4 33. Be1 Bxe1 34. Rdxe1 d3 35. Bxd3 Rxd3 36. Re3 Rxe3 37. Rxe3 Nc2 38. Rd3 Nd4 0-1

[Event "Olavarria op A"]
[Site "Maipu"]
[Date "2019.08.12"]
[Round "2.1"]
[White "Costanzo, Bernardo"]
[Black "Iglesias, Gabriel"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1861"]
[BlackElo "1675"]
[PlyCount "53"]
[EventDate "2019.08.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 e6 4. e3 Nf6 5. Bd3 Bd6 6. Nbd2 Nbd7 7. 0-0 Qc7 8. Qc2 Ng4 9. h3 h5 10. e4 Bh2+ 11. Kh1 dxe4 12. Nxe4 Bf4 13. Re1 Bxc1 14. Raxc1 Qf4 15. Qe2 Kf8 16. Neg5 Nb6 17. g3 Qf6 18. Nh7+ Rxh7 19. Bxh7 Nh6 20. Be4 Nd7 21. Bb1 b6 22. Ne5 Nxe5 23. dxe5 Qg5 24. Rcd1 Nf5 25. Be4 Bb7 26. Rd7 Rb8 27. Qd3 1-0

[Event "Olavarria op A"]
[Site "Maipu"]
[Date "2019.08.08"]
[Round "1.1"]
[White "Navarro Madrid, Omar"]
[Black "Costanzo, Bernardo"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1743"]
[BlackElo "1861"]
[PlyCount "112"]
[EventDate "2019.08.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 h6 5. dxe5 dxe5 6. 0-0 Ngf6 7. Nc3 c6 8. a3 a5 9. a4 Bc5 10. h3 0-0 11. Qe2 Re8 12. Be3 Qb6 13. Bxc5 Nxc5 14. b3 Qc7 15. Rfd1 Be6 16. Bxe6 Nxe6 17. Qc4 Rad8 18. Rxd8 Rxd8 19. Ne2 g6 20. b4 axb4 21. Qxb4 c5 22. Qc4 Nd4 23. Nexd4 exd4 24. Re1 Nh5 25. e5 Nf4 26. Re4 Ne6 27. Qb5 Ra8 28. Re1 Kg7 29. Rb1 Nd8 30. Qc4 Qa5 31. Ra1 Ne6 32. Rb1 b6 33. Rb3 Qxa4 34. Qxa4 Rxa4 35. Rxb6 Ra2 36. Ne1 Ra1 37. Kf1 c4 38. Ke2 Nf4+ 39. Kf3 g5 40. g3 Nxh3 41. Ke2 Ng1+ 42. Kd2 c3+ 43. Kd3 Rxe1 44. Kxd4 Nf3+ 45. Kxc3 Nxe5 46. Rd6 Re2 47. f4 gxf4 48. gxf4 Ng6 49. f5 Nh4 50. f6+ Kg6 51. Kd3 Re6 52. Rxe6 fxe6 53. c4 Kxf6 54. Kd4 Nf5+ 55. Kc5 h5 56. Kc6 h4 0-1

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.14"]
[Round "5.10"]
[White "Costanzo, Bernardo"]
[Black "Iglesias, Gabriel"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1881"]
[PlyCount "85"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 a6 4. a4 e6 5. Bc4 Qc7 6. d3 Nf6 7. h3 b6 8. Be3 Bb7 9. Qd2 h5 10. 0-0 Bd6 11. Ne1 Bh2+ 12. Kh1 Be5 13. f4 Bd4 14. Nf3 Bxc3 15. Qxc3 Ke7 16. Rae1 Rag8 17. Bc1 h4 18. e5 Nh5 19. Kg1 Ng3 20. Rf2 Nf5 21. Ng5 Ncd4 22. b4 f6 23. Ne4 fxe5 24. bxc5 b5 25. Ba3 Bc6 26. axb5 axb5 27. Bb3 exf4 28. Bc1 Qe5 29. Bxf4 Nf3+ 30. Rxf3 Qxc3 31. Bd6+ Nxd6 32. cxd6+ Kd8 33. Nxc3 Bxf3 34. gxf3 Rf8 35. Kg2 Rh5 36. Ra1 Ke8 37. Ra8+ Kf7 38. Ra7 Ke8 39. Ne4 Rhf5 40. Rb7 Rg8 41. d4 Rgf8 42. Nc5 R8f6 43. Rxd7 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.14"]
[Round "4.10"]
[White "Heht, Matias"]
[Black "Costanzo, Bernardo"]
[Result "1/2-1/2"]
[ECO "B50"]
[BlackElo "1881"]
[PlyCount "115"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Nbd7 5. Bc2 b6 6. 0-0 Bb7 7. Re1 Qc7 8. d4 cxd4 9. cxd4 Rc8 10. Nc3 g6 11. e5 Nd5 12. Nb5 Qxc2 13. Nxd6+ exd6 14. exd6+ Be7 15. Qxc2 Rxc2 16. Bh6 f6 17. dxe7 Nxe7 18. d5 Kf7 19. Nd4 Rc5 20. d6 Nc8 21. Nb3 Rd5 22. Bf4 Re8 23. Rec1 Nc5 24. Nxc5 bxc5 25. d7 Rxd7 26. Rxc5 Ne7 27. Rac1 Red8 28. h3 Rd1+ 29. Rxd1 Rxd1+ 30. Kh2 Rd7 31. a4 Ke6 32. Be3 Nf5 33. Bf4 g5 34. Bb8 a6 35. Rc2 h5 36. Re2+ Kf7 37. g4 Nd4 38. Re3 h4 39. Rc3 Nf3+ 40. Kg2 Rd1 41. Rc7+ Kg6 42. Rxb7 Ne1+ 43. Kf1 Nc2+ 44. Ke2 Rd5 45. Ba7 a5 46. Rb5 Nd4+ 47. Bxd4 Rxd4 48. Rxa5 Rb4 49. Rb5 Rxa4 50. Ke3 Kf7 51. Rb6 Ke7 52. b4 Ra3+ 53. Ke4 Rxh3 54. b5 Rb3 55. f3 h3 56. Rb7+ Ke6 57. Rh7 Rxb5 58. Rxh3 1/2-1/2

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.13"]
[Round "3.9"]
[White "Costanzo, Bernardo"]
[Black "Fischer, Hugo"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1881"]
[PlyCount "91"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Nf6 3. g3 c6 4. Bg2 Qc7 5. Nbd2 Nbd7 6. 0-0 e5 7. e4 Be7 8. b3 a5 9. a4 0-0 10. Ba3 Re8 11. Re1 h6 12. Nc4 Nxe4 13. dxe5 d5 14. Nd6 Bxd6 15. exd6 Qb6 16. Qd4 Qxd4 17. Nxd4 Ndf6 18. f3 Ng5 19. Rxe8+ Nxe8 20. Re1 Ne6 21. Kf2 Bd7 22. Nf5 Kh7 23. c3 g6 24. Ne3 Nf6 25. Bh3 h5 26. Nc2 c5 27. Bxe6 fxe6 28. Bxc5 Rf8 29. Nd4 Ne4+ 30. Rxe4 dxe4 31. f4 e5 32. Ne2 exf4 33. gxf4 g5 34. Ke3 Rf5 35. Bd4 Kg6 36. fxg5 Kxg5 37. Ng3 Rf3+ 38. Kxe4 Bc6+ 39. Ke5 Rf8 40. Be3+ Kg6 41. h4 Re8+ 42. Kd4 Re6 43. Bf4 Rf6 44. Ke5 Bd7 45. Bg5 Re6+ 46. Kd5 1/2-1/2

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.13"]
[Round "2"]
[White "Luque, Jorge Luis"]
[Black "Costanzo, Bernardo"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2040"]
[BlackElo "1881"]
[PlyCount "59"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 Nd7 8. Bd3 b6 9. Qe2 Bb7 10. 0-0 0-0 11. Rad1 Qe7 12. c3 Rac8 13. Ba6 Rb8 14. Bxb7 Rxb7 15. Qa6 Rfb8 16. Rfe1 h6 17. d5 e5 18. d6 cxd6 19. Nxd6 Nc5 20. Qe2 Rd7 21. Nf5 Qe6 22. Rxd7 Nxd7 23. Ng3 Qxa2 24. Nh5 Re8 25. Qb5 Qe6 26. Qa6 Nc5 27. Qxa7 Nd3 28. Re2 Qb3 29. Qd7 Qd1+ 30. Re1 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.12"]
[Round "1.10"]
[White "Costanzo, Bernardo"]
[Black "Maidana, Dario"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1881"]
[PlyCount "65"]
[EventDate "2016.08.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. Nc3 c6 5. cxd5 exd5 6. g3 Bg4 7. Bg2 Bd6 8. 0-0 Nbd7 9. b3 0-0 10. Bb2 Re8 11. Qc2 Qc7 12. Rac1 Re7 13. e3 Nf8 14. Ne5 Bh5 15. a3 Ng6 16. f4 Rae8 17. Qd3 Bg4 18. Nxd5 Nxd5 19. Bxd5 Bh3 20. Bg2 Bxg2 21. Kxg2 f6 22. Nxg6 hxg6 23. Rfe1 Qd7 24. Re2 Bxf4 25. gxf4 Qg4+ 26. Kf2 Qh4+ 27. Kg1 g5 28. fxg5 Qxg5+ 29. Rg2 Qh6 30. Re1 Rxe3 31. Rxe3 Rxe3 32. Qc2 Qf4 33. Bc1 1-0

[Event "Costanera Salto op 4th"]
[Site "Costanera"]
[Date "2016.05.07"]
[Round "3"]
[White "Costanzo, Bernardo"]
[Black "Werner, Joaquin"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "1998"]
[BlackElo "1821"]
[PlyCount "40"]
[EventDate "2016.05.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ARG"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 b6 5. Nf3 Bb7 6. a3 Bxc3 7. Bxc3 Ne4 8. Rc1 d6 9. g3 Nd7 10. Bg2 f5 11. Qc2 0-0 12. 0-0 Rb8 13. Rfd1 Ndf6 14. b4 Qe7 15. c5 bxc5 16. dxc5 dxc5 17. Bxf6 Qxf6 18. bxc5 Bd5 19. Nd2 Nxd2 20. Rxd2 Bxg2 1/2-1/2

