[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.05.30"]
[Round "1.8"]
[White "Costilla, Eduardo"]
[Black "Zito, Alberto"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1448"]
[BlackElo "1609"]
[PlyCount "77"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 c5 2. c3 e6 3. Bf4 Nf6 4. e3 Nc6 5. Nd2 d5 6. Ngf3 cxd4 7. exd4 Nh5 8. Be5 Nxe5 9. Nxe5 Nf6 10. Bb5+ Bd7 11. Qa4 a6 12. Bxd7+ Nxd7 13. Ndf3 b5 14. Qc2 Bd6 15. 0-0 Nxe5 16. Nxe5 Bxe5 17. dxe5 Qc7 18. Qe2 Qc6 19. Rfe1 0-0 20. Qg4 Rfc8 21. Re3 Qc4 22. Qg5 h6 23. Qh5 b4 24. Rf3 Ra7 25. Rg3 Kf8 26. h3 Rac7 27. Rf3 bxc3 28. Rxc3 Qb4 29. Rxc7 Rxc7 30. b3 Rc2 31. Qd1 Qc3 32. f4 Qe3+ 33. Kh1 Qf2 34. Qg1 Qxf4 35. Qb6 Kg8 36. Qxa6 Qxe5 37. Rf1 Qg3 38. Rg1 Qf2 39. a4 0-1

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "6.7"]
[White "Alcaraz, Juan Jose"]
[Black "Costilla, Eduardo"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1552"]
[BlackElo "1448"]
[PlyCount "98"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bg4 5. Be2 e6 6. h3 Bxf3 7. Bxf3 Nf6 8. c4 Nc6 9. cxd5 Nxd5 10. 0-0 Qb6 11. Bxd5 exd5 12. Qe2+ Be7 13. Be3 0-0 14. Rd1 Bf6 15. Qd2 Rac8 16. Nc3 Qd8 17. Rac1 Re8 18. Ne2 Re4 19. Rc2 Bh4 20. g3 Qd7 21. Kg2 Bf6 22. Rdc1 Rce8 23. Qc3 Qf5 24. g4 Qd7 25. Ng3 R4e6 26. Nh5 Bh4 27. Nf4 Re4 28. Nd3 Qd6 29. Qc5 Qf6 30. Qxd5 h6 31. Qf5 Qxf5 32. gxf5 Nxd4 33. Bxd4 Rxd4 34. Rc8 Red8 35. Rxd8+ Rxd8 36. Ne5 Bf6 37. Nf3 Rd7 38. Rc2 Kh7 39. Re2 b6 40. b3 h5 41. h4 Bc3 42. Rc2 Bb4 43. Rc4 Bc5 44. Rc2 a5 45. Rd2 Re7 46. Ng5+ Kh6 47. Kf3 g6 48. f6 Rc7 49. Re2 Bd4 0-1

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "4.4"]
[White "Costilla, Eduardo"]
[Black "Fischer, Hugo"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1448"]
[BlackElo "1662"]
[PlyCount "80"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. h3 0-0 6. Nbd2 Nc6 7. c3 e5 8. Bg5 h6 9. Bh4 g5 10. Bg3 Qe7 11. dxe5 dxe5 12. Qc2 Nh5 13. Bh2 Be6 14. g4 Nf4 15. exf4 exf4 16. 0-0-0 Bxa2 17. Bc4 Bxc4 18. Nxc4 Qc5 19. Na3 b5 20. Ne1 a5 21. Nd3 Qb6 22. f3 b4 23. Bg1 Qb8 24. Nc4 bxc3 25. bxc3 a4 26. Bc5 Re8 27. Rhe1 Qb5 28. Rxe8+ Rxe8 29. Na3 Qa5 30. Bb4 Nxb4 31. cxb4 Qd5 32. Re1 Rxe1+ 33. Nxe1 Qe5 34. Nc4 Qxe1+ 35. Qd1 Qc3+ 36. Qc2 Qxb4 37. Qd3 Qe1+ 38. Kc2 Qf2+ 39. Kd1 Qc5 40. Kc2 a3 0-1

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "7.4"]
[White "Costilla, Eduardo"]
[Black "Sterki, Juan"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1448"]
[BlackElo "1461"]
[PlyCount "49"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. h3 Bg7 5. Nf3 b6 6. c3 Bb7 7. Nbd2 Nbd7 8. Bc4 a6 9. 0-0 0-0 10. Qb3 b5 11. Be2 c5 12. Rfe1 cxd4 13. exd4 Rb8 14. Bd3 Nh5 15. Bh2 e5 16. Be4 Nf4 17. Bxb7 Rxb7 18. dxe5 Nd3 19. Re2 dxe5 20. Rd1 Nf4 21. Bxf4 exf4 22. Ne4 Qc7 23. Nd6 Rbb8 24. Re7 Rbd8 25. Nxf7 1-0

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "3.5"]
[White "Lopez, Ruben Omar"]
[Black "Costilla, Eduardo"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1567"]
[BlackElo "1448"]
[PlyCount "80"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. h3 Nf6 5. Nf3 e6 6. a3 Bd6 7. Nc3 a6 8. Be2 Nbd7 9. Be3 0-0 10. Qd2 b5 11. 0-0 Bb7 12. b4 Nb6 13. Bg5 h6 14. Bh4 Rc8 15. Ne5 Nc4 16. Bxc4 dxc4 17. Bxf6 Qxf6 18. Nd7 Qg6 19. d5 Rfd8 20. Nb6 Rc7 21. f4 Be7 22. Qf2 Bf6 23. Qf3 Bxc3 24. Qxc3 exd5 25. Qd4 Rd6 26. Qe5 Qe6 27. Qd4 Rxb6 28. Rae1 Qf6 29. Qf2 Re6 30. Qa7 Kh7 31. f5 Rxe1 32. Rxe1 Qxf5 33. Re8 Qd7 34. Qb8 Rc8 35. Rxc8 Bxc8 36. c3 d4 37. cxd4 Qxd4+ 38. Kh2 Be6 39. Qb7 Bd5 40. Qd7 Qe4 0-1

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "5.5"]
[White "Pedreira Henrich, Alan"]
[Black "Costilla, Eduardo"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1738"]
[BlackElo "1448"]
[PlyCount "67"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 c6 4. e3 Qb6 5. Na4 Qa5+ 6. c3 Bg4 7. f3 Bf5 8. b4 Qd8 9. Bd3 Bxd3 10. Qxd3 e6 11. Ne2 Bd6 12. 0-0 Qc7 13. Bxd6 Qxd6 14. Nb2 Nbd7 15. c4 0-0 16. c5 Qc7 17. Rfc1 e5 18. Ng3 Rfe8 19. Nf5 e4 20. Qd2 Re6 21. Nd6 exf3 22. gxf3 Ne8 23. Nf5 Rg6+ 24. Kh1 Ndf6 25. Nd3 Rg5 26. e4 h6 27. h4 Rh5 28. Nf4 Rxf5 29. exf5 Qd7 30. Qd3 Nh7 31. Re1 Nef6 32. Re5 Qd8 33. Rae1 Nh5 34. Re8+ 1-0

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "8.1"]
[White "Splendore, Franco"]
[Black "Costilla, Eduardo"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1559"]
[BlackElo "1448"]
[PlyCount "69"]
[EventDate "2019.05.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 Nf6 5. c3 Bg4 6. Ngf3 e6 7. Qa4 Bxf3 8. Nxf3 Qb6 9. b4 Nxe4 10. Qc2 Nf6 11. Be3 Qc7 12. g3 Nbd7 13. a3 Be7 14. c4 0-0 15. h4 Ne5 16. Ng5 g6 17. Bf4 c5 18. h5 Qc6 19. Rh2 Nfg4 20. Bg2 Qb6 21. hxg6 Nxg6 22. Rh4 Bxg5 23. Bxg5 Nxh4 24. gxh4 f6 25. Be4 f5 26. Be7 Rf7 27. Bxc5 Qd8 28. Bf3 Qxh4 29. 0-0-0 Qg5+ 30. Kb1 Rd8 31. Rxd8+ Qxd8 32. Bxa7 b6 33. Qe2 Rxa7 34. Bxg4 Qf6 35. Qf3 1/2-1/2

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.14"]
[Round "4.14"]
[White "Costilla, Eduardo"]
[Black "Sterki, Juan"]
[Result "1-0"]
[ECO "A41"]
[PlyCount "29"]
[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 d6 2. Nf3 g6 3. Bg5 Bg4 4. Nbd2 c6 5. e3 Qa5 6. Bh4 Nf6 7. Bxf6 exf6 8. Bd3 Bxf3 9. Qxf3 Bg7 10. Qe4+ Kf8 11. Qf4 f5 12. Qxd6+ Kg8 13. Bc4 Na6 14. Qe7 Qc7 15. Bxf7# 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.13"]
[Round "3.7"]
[White "Davis, Alfredo"]
[Black "Costilla, Eduardo"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1970"]
[PlyCount "63"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 e6 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nf6 11. c4 Bb4+ 12. Bd2 Bxd2+ 13. Qxd2 Nbd7 14. 0-0 Qc7 15. Rad1 0-0-0 16. Qc3 g6 17. hxg6 fxg6 18. Rfe1 Rde8 19. Ne5 Nxe5 20. dxe5 Ng4 21. f3 h5 22. Ne4 Ref8 23. fxg4 hxg4 24. Nf6 Rxf6 25. exf6 Qh2+ 26. Kf2 Qf4+ 27. Ke2 Qe4+ 28. Kd2 Qxg2+ 29. Kc1 Rf8 30. Qd2 Qf3 31. Qd7+ Kb8 32. Qd6+ 1-0

[Event "Olavarria Checkmate B U2200"]
[Site "Olavarria"]
[Date "2016.08.12"]
[Round "1.3"]
[White "Costilla, Eduardo"]
[Black "Rojas, Matias"]
[Result "0-1"]
[ECO "A48"]
[BlackElo "1975"]
[PlyCount "104"]
[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. Nf3 g6 3. Bg5 Bg7 4. e3 d6 5. Bd3 0-0 6. Nbd2 c5 7. c3 Nc6 8. Qc2 Bd7 9. dxc5 dxc5 10. Bxf6 exf6 11. 0-0 Rc8 12. Rad1 Qe7 13. Rfe1 Rfd8 14. Nf1 Bg4 15. Be2 a6 16. h3 Be6 17. Ng3 f5 18. Rxd8+ Rxd8 19. Rd1 h6 20. Bd3 Qc7 21. a3 Na5 22. Qe2 b5 23. h4 Bb3 24. Bc2 Rxd1+ 25. Qxd1 Bxc2 26. Qxc2 Nc4 27. h5 Nxe3 28. Qd3 Nc4 29. hxg6 fxg6 30. Qe2 Qf7 31. Nf1 Qf6 32. Ne3 Ne5 33. Nxe5 Qxe5 34. Qd2 Qe4 35. f3 Qe6 36. Kf2 Bf8 37. Nd5 g5 38. Ne3 c4 39. Qd5 Qxd5 40. Nxd5 Bd6 41. Ke3 Kf7 42. Kd4 Ke6 43. Nb4 Bxb4 44. axb4 Kd6 45. g3 h5 46. Ke3 h4 47. gxh4 gxh4 48. Kf2 Ke5 49. Kg2 Kf4 50. Kh3 Kxf3 51. Kxh4 f4 52. Kh3 Ke2 0-1

