[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.05.30"]
[Round "1.6"]
[White "Orellana, Oscar"]
[Black "Marateo, Diego"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1467"]
[BlackElo "1646"]
[PlyCount "55"]
[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 d6 2. Nc3 Nf6 3. d4 g6 4. g3 Bg7 5. Nf3 0-0 6. Bd3 Nbd7 7. Be3 c5 8. d5 Qb6 9. b3 Ng4 10. Bd2 Nge5 11. Rb1 Nxd3+ 12. cxd3 Qa6 13. Qc2 Ne5 14. Nxe5 Bxe5 15. f4 Bg7 16. g4 e6 17. a4 Bd7 18. Ne2 b5 19. Bc3 exd5 20. Bxg7 Kxg7 21. f5 dxe4 22. f6+ Kxf6 23. 0-0+ Kg7 24. Nf4 bxa4 25. dxe4 Kg8 26. Nd5 Qa5 27. Nf6+ Kg7 28. Qb2 1-0

[Event "Olavarria op"]
[Site "Olavarria"]
[Date "2019.04.11"]
[Round "9"]
[White "Marateo, Diego"]
[Black "Zito, Alberto"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1687"]
[BlackElo "1608"]
[PlyCount "30"]
[EventDate "2019.03.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 cxd4 3. Nxd4 e5 4. Nf3 e4 5. Nd4 Bc5 6. Nc3 Nf6 7. e3 0-0 8. Nb3 Bb4 9. a3 Bxc3+ 10. bxc3 d5 11. c4 dxc4 12. Qxd8 Rxd8 13. Bxc4 Bg4 14. Bb2 Nd5 15. h3 Be6 1/2-1/2

[Event "Olavarria op"]
[Site "Olavarria"]
[Date "2019.04.08"]
[Round "8"]
[White "Maidana, Dario"]
[Black "Marateo, Diego"]
[Result "0-1"]
[ECO "E72"]
[WhiteElo "1566"]
[BlackElo "1687"]
[PlyCount "73"]
[EventDate "2019.03.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. d4 0-0 6. e4 e5 7. d5 Nbd7 8. Nge2 a5 9. 0-0 Nc5 10. Be3 b6 11. Bxc5 bxc5 12. Qd2 Bd7 13. Rab1 Qc8 14. Nd1 a4 15. Ne3 Re8 16. b3 axb3 17. Rxb3 Qa6 18. Rb2 Bh6 19. Qc2 Ng4 20. Nxg4 Bxg4 21. h3 Bd7 22. Rfb1 f5 23. Qd3 Qa7 24. Nc3 Reb8 25. Nb5 Qa5 26. Qc2 Rb6 27. Rb3 Bxb5 28. cxb5 Qxa2 29. R3b2 Qa4 30. Qd3 f4 31. g4 Kf7 32. Bf3 Ra5 33. Be2 Qd4 34. Qc2 Ra4 35. Bd1 Rc4 36. Qe2 Qxe4 37. Ra2 0-1

[Event "Olavarria op"]
[Site "Olavarria"]
[Date "2019.04.04"]
[Round "7"]
[White "Marateo, Diego"]
[Black "Melo, Jose Francisco"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1687"]
[PlyCount "43"]
[EventDate "2019.03.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Bg5 d5 4. Nc3 c5 5. cxd5 exd5 6. dxc5 Bxc5 7. e3 d4 8. exd4 Bxd4 9. Bb5+ Bd7 10. Qxd4 Bxb5 11. Qxd8+ Kxd8 12. Nxb5 Re8+ 13. Ne2 Re5 14. Bxf6+ gxf6 15. Nbc3 Nd7 16. Rd1 Rc8 17. 0-0 Rcc5 18. Rd2 Kc8 19. Rfd1 Nb6 20. Nf4 Nc4 21. Rc2 Nd6 22. Nd3 1-0

[Event "Olavarria op"]
[Site "Olavarria"]
[Date "2019.04.01"]
[Round "6"]
[White "Lamique, Florencia"]
[Black "Marateo, Diego"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1213"]
[BlackElo "1687"]
[PlyCount "48"]
[EventDate "2019.03.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 d6 5. 0-0 0-0 6. e4 Nxe4 7. d4 Nd7 8. Ng5 Nxg5 9. Bxg5 h6 10. Be3 e5 11. d5 b6 12. Nc3 a5 13. Na4 Ba6 14. b3 f5 15. Rc1 Kh8 16. Qd2 g5 17. h4 f4 18. gxf4 gxf4 19. Bxb6 cxb6 20. Be4 Qxh4 21. Bb1 f3 22. Rfd1 Qg4+ 23. Kf1 Qg2+ 24. Ke1 Qg1# 0-1

[Event "Olavarria op"]
[Site "Olavarria"]
[Date "2019.03.28"]
[Round "5"]
[White "Marateo, Diego"]
[Black "Dietrich, Mateo"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "1687"]
[BlackElo "1318"]
[PlyCount "56"]
[EventDate "2019.03.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Be7 4. Nc3 Nf6 5. Bg5 0-0 6. e3 b6 7. cxd5 exd5 8. Bd3 Bb7 9. 0-0 Nbd7 10. Rc1 a6 11. Qc2 Bd6 12. h3 Qe7 13. Nh2 Rfe8 14. Ne2 Rac8 15. Ng4 g6 16. Qd1 Qe6 17. Nf4 Bxf4 18. Nxf6+ Nxf6 19. Bxf4 c5 20. dxc5 Rxc5 21. Rxc5 bxc5 22. Qb3 Ba8 23. Qc3 c4 24. Bc2 Nh5 25. Bh6 Qe5 26. Qa3 Qe6 27. Qc3 Qe5 28. Qa3 Qe6 1/2-1/2

[Event "Olavarria op"]
[Site "Olavarria"]
[Date "2019.03.25"]
[Round "4"]
[White "Masson, Araceli"]
[Black "Marateo, Diego"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1100"]
[BlackElo "1687"]
[PlyCount "76"]
[EventDate "2019.03.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. Bd3 Nc6 6. Qe2 Nb4 7. Nbd2 Nxd3+ 8. Qxd3 Bf5 9. Qb3 0-0 10. 0-0 b6 11. c3 h6 12. Nh4 Be6 13. Qc2 g5 14. Ng6 fxg6 15. Bg3 Kh7 16. h3 g4 17. h4 Bf5 18. e4 Bd7 19. e5 Bf5 20. Qc1 Nh5 21. Qe1 Bd3 22. Qe3 Bxf1 23. Rxf1 Nxg3 24. Qxg3 dxe5 25. Qxg4 exd4 26. Ne4 e5 27. h5 g5 28. Qe6 Qe8 29. Qg4 d3 30. g3 Rd8 31. c4 Qd7 32. Nxg5+ hxg5 33. Qxg5 Qf5 34. Qxf5+ Rxf5 35. g4 Rf4 36. f3 d2 37. g5 d1Q 38. Rxd1 Rxd1+ 0-1

[Event "Olavarria op"]
[Site "Olavarria"]
[Date "2019.03.21"]
[Round "3"]
[White "Marateo, Diego"]
[Black "Martinez, Emiliano"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1687"]
[BlackElo "1378"]
[PlyCount "100"]
[EventDate "2019.03.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Bg5 Be7 4. Nc3 d5 5. e3 Nbd7 6. Nf3 0-0 7. cxd5 exd5 8. Bd3 h6 9. Bh4 Re8 10. 0-0 c6 11. a3 Nf8 12. Ne5 N6d7 13. f4 Nxe5 14. fxe5 Nh7 15. Qh5 Be6 16. Bxe7 Qxe7 17. g4 Qg5 18. Qxg5 Nxg5 19. Bf5 g6 20. h4 Nh7 21. Bxe6 Rxe6 22. Ne2 Rf8 23. Rf2 Kg7 24. Kg2 f6 25. Nf4 Re7 26. e6 g5 27. hxg5 fxg5 28. Nd3 Rxf2+ 29. Kxf2 Rxe6 30. Ne5 Nf6 31. Rf1 Ne4+ 32. Kg2 Rf6 33. Nd7 Rxf1 34. Kxf1 Nd2+ 35. Ke2 Nc4 36. b3 Nxa3 37. Nc5 b6 38. Ne6+ Kf6 39. Nd8 c5 40. dxc5 bxc5 41. Nc6 Nb5 42. Kd3 a6 43. e4 Nc7 44. exd5 Nxd5 45. Ke4 Nb4 46. Nxb4 cxb4 47. Kd5 Kg6 48. Kc4 h5 49. gxh5+ Kxh5 50. Kxb4 g4 0-1

[Event "Olavarria op"]
[Site "Olavarria"]
[Date "2019.03.14"]
[Round "2"]
[White "Bianco, Andres"]
[Black "Marateo, Diego"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "1481"]
[BlackElo "1687"]
[PlyCount "89"]
[EventDate "2019.03.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 0-0 5. e3 d6 6. Be2 Nc6 7. d3 e5 8. 0-0 Ne8 9. Nbd2 f5 10. h4 h6 11. g3 e4 12. Bxg7 exf3 13. Bxf8 fxe2 14. Qxe2 Kxf8 15. d4 Bd7 16. d5 Ne5 17. e4 f4 18. h5 g5 19. gxf4 gxf4 20. f3 Bh3 21. Rf2 Qg5+ 22. Kh1 Ke7 23. Rh2 Bd7 24. Rg1 Qf6 25. Rg8 Rd8 26. Qg2 c6 27. a4 a6 28. a5 Rb8 29. Qf2 Nf7 30. Rg6 Qa1+ 31. Kg2 Nf6 32. e5 Qxe5 33. Rh1 Kf8 34. Re1 Qxh5 35. Rxf6 Qg5+ 36. Kh1 Qxf6 37. Ne4 Qg6 38. Qh4 Qf5 39. Kh2 cxd5 40. Nf6 Bc6 41. Rg1 Rd8 42. Rg8+ Ke7 43. Nxd5+ Kd7 44. Qe7+ Kc8 45. Qc7# 1-0

[Event "Olavarria op"]
[Site "Olavarria"]
[Date "2019.03.11"]
[Round "1"]
[White "Marateo, Diego"]
[Black "Arana, Augusto"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1687"]
[BlackElo "1284"]
[PlyCount "73"]
[EventDate "2019.03.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 e6 3. Bf4 Nf6 4. e3 d5 5. c4 Bd6 6. Ne5 0-0 7. Nc3 c6 8. Be2 Qe7 9. c5 Bc7 10. b4 Bd7 11. f3 Nh5 12. g3 g5 13. Nxd7 gxf4 14. Nxf8 Qxf8 15. gxf4 Qg7 16. Kd2 Kh8 17. Rg1 Qf6 18. Kd3 Na6 19. a3 b6 20. Rg5 Qh6 21. Qa4 Bxf4 22. Rxh5 Qxh5 23. exf4 Nc7 24. Qxc6 Qf7 25. Nb5 Nxb5 26. Qxa8+ Kg7 27. Rg1+ Kh6 28. c6 Qf6 29. Qg8 Qxd4+ 30. Kc2 Nxa3+ 31. Kb3 Qe3+ 32. Ka4 b5+ 33. Bxb5 Qxf4 34. Qg7+ Kh5 35. Qxh7+ Qh6 36. Qxh6+ Kxh6 37. c7 1-0

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "3.7"]
[White "Fischer, Hugo"]
[Black "Marateo, Diego"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1662"]
[BlackElo "1646"]
[PlyCount "133"]
[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. Nf3 g6 3. Bg5 Bg7 4. e3 d6 5. h3 c5 6. c3 Qb6 7. Qb3 Qxb3 8. axb3 Bf5 9. Bb5+ Nbd7 10. Bxf6 Bxf6 11. Na3 a6 12. Bc4 0-0 13. 0-0 Nb6 14. Rfd1 Nxc4 15. bxc4 Rad8 16. dxc5 dxc5 17. Ne1 g5 18. Rd5 Be4 19. Rdd1 e6 20. f3 Bg6 21. e4 Bg7 22. Nd3 b6 23. Nc2 f5 24. Nf2 a5 25. Ne3 Kf7 26. g4 fxe4 27. fxe4 Ke7 28. Rxd8 Rxd8 29. Rd1 Rxd1+ 30. Nexd1 Kd6 31. Kg2 Be5 32. Kf3 a4 33. Nd3 Bg7 34. Ne3 Kc6 35. Nc2 b5 36. cxb5+ Kxb5 37. Na3+ Kc6 38. Ke3 Kb6 39. Nc4+ Kb5 40. Na3+ Kc6 41. Nc2 Kb5 42. Na3+ Kb6 43. Ne1 Kc6 44. Nf3 h6 45. Kd3 Kb6 46. Nd2 Kc6 47. Ndc4 e5 48. Ne3 Bf7 49. c4 Kb6 50. Kc3 h5 51. Nd5+ Ka5 52. Ne3 hxg4 53. hxg4 Be6 54. Nb1 Bf8 55. Nd2 Be7 56. Nf5 Bxf5 57. exf5 Bf6 58. Ne4 Be7 59. f6 Bf8 60. Nxg5 Kb6 61. Ne4 Kc6 62. g5 Kd7 63. g6 Ke6 64. g7 Bxg7 65. fxg7 Kf7 66. Nxc5 Kxg7 67. Nxa4 1-0

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "6.8"]
[White "Indo, Raul Eduardo"]
[Black "Marateo, Diego"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1414"]
[BlackElo "1646"]
[PlyCount "61"]
[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. e3 g6 3. Bd3 Bg7 4. f4 d6 5. Nf3 0-0 6. 0-0 Nc6 7. c3 Re8 8. Qb3 e5 9. Bb5 Be6 10. c4 exd4 11. exd4 Bd7 12. Bxc6 bxc6 13. Nc3 Ng4 14. Bd2 Ne3 15. Rae1 Nxf1 16. Rxf1 Rb8 17. Qc2 Bf5 18. Qc1 Bd3 19. Rf2 Bxc4 20. b3 Bd3 21. Na4 Be4 22. Bc3 Re7 23. Nb2 Qd7 24. Nc4 Rbe8 25. h3 Bxf3 26. Rxf3 Bxd4+ 27. Kh2 Bxc3 28. Qxc3 Re2 29. Ne3 Qe7 30. Ng4 Re6 31. Nh6+ 1-0

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "8.6"]
[White "Lizasu, Juan Ignacio"]
[Black "Marateo, Diego"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1618"]
[BlackElo "1646"]
[PlyCount "66"]
[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 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. h3 c6 6. a4 Nbd7 7. Qe2 0-0 8. d3 Ne8 9. Bg5 Ne5 10. Nxe5 Bxe5 11. f4 Bxc3+ 12. bxc3 Kg7 13. Qe3 f6 14. Bh6+ Kxh6 15. f5+ Kg7 16. fxg6 hxg6 17. d4 d5 18. exd5 cxd5 19. Bd3 Nd6 20. 0-0 Bf5 21. Rxf5 gxf5 22. Qe6 Ne4 23. Rf1 Qd6 24. Qxf5 Rg8 25. Rf4 Kf8 26. Rh4 Qg3 27. Rg4 Rxg4 28. hxg4 Qe3+ 29. Kh2 Qg5 30. Qe6 Rd8 31. a5 Qf4+ 32. Kg1 Ng5 33. Qe2 e5 0-1

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "7.8"]
[White "Marateo, Diego"]
[Black "Alcaraz, Juan Jose"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1646"]
[BlackElo "1552"]
[PlyCount "55"]
[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. c4 e6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 c6 6. e3 Ne7 7. Bd3 Nd7 8. 0-0 Nb6 9. c5 Nd7 10. b4 b6 11. a4 f6 12. Bd6 Bb7 13. Nb5 cxb5 14. axb5 Nc8 15. Bg3 bxc5 16. bxc5 Nxc5 17. dxc5 Ne7 18. c6 Nxc6 19. bxc6 Bxc6 20. Nd4 Bd7 21. Ra6 e5 22. Ne6 Bxe6 23. Rxe6+ Kf7 24. Ra6 Qd7 25. e4 Rhd8 26. Qb3 Kf8 27. exd5 Rab8 28. Qa3+ 1-0

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "2.6"]
[White "Marateo, Diego"]
[Black "Lopez, Ruben Omar"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "1646"]
[BlackElo "1567"]
[PlyCount "131"]
[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. c4 e6 3. Nc3 h6 4. Nf3 Nc6 5. Bf4 Nf6 6. h3 Bb4 7. e3 Ne4 8. Qc2 f5 9. a3 Bxc3+ 10. bxc3 b6 11. cxd5 Qxd5 12. Bxc7 Qa5 13. Bd3 0-0 14. 0-0 Bb7 15. Bxe4 fxe4 16. Qxe4 Qxc3 17. Qxe6+ Kh8 18. Rfc1 Qb2 19. Rab1 Qe2 20. Re1 Qc2 21. Rbc1 Qh7 22. d5 Rae8 23. Qd7 Na5 24. Ne5 Bc8 25. Qa4 Qf5 26. f4 Qh5 27. Bd6 Rf6 28. g4 Bxg4 29. hxg4 Qh3 30. Qxe8+ Kh7 31. Be7 Qg3+ 32. Kf1 Qh3+ 33. Ke2 Qg2+ 34. Kd3 Qxd5+ 35. Kc3 Qb3+ 36. Kd4 Qb2+ 37. Ke4 Qg2+ 38. Kd3 Qd5+ 39. Kc3 Qb3+ 40. Kd2 Qb2+ 41. Kd3 Qb3+ 42. Ke4 Re6 43. Qd7 Qa2 44. Kf3 Rxe5 45. fxe5 Qh2 46. Bf8 Qh3+ 47. Ke4 Qg2+ 48. Kd4 Qd2+ 49. Ke4 Qxd7 50. Bd6 Qxg4+ 51. Kd5 Qf3+ 52. e4 Qd3+ 53. Ke6 Qb3+ 54. Ke7 Qh3 55. Ke8 Qe6+ 56. Kf8 Nb3 57. Rc7 Qg6 58. Rf1 Nd4 59. Ke7 Qg5+ 60. Ke8 Ne6 61. Re7 Qg6+ 62. Kd7 Ng5 63. Rf6 Qxe4 64. Rff7 Nxf7 65. Rxf7 h5 66. e6 1/2-1/2

[Event "Ciencias Prueba"]
[Site "Ciencias"]
[Date "2019.??.??"]
[Round "4.8"]
[White "Marateo, Diego"]
[Black "Pedreira Henrich, Alan"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1646"]
[BlackElo "1738"]
[PlyCount "86"]
[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. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Ne4 6. Nf3 b6 7. Qc2 Bb7 8. e3 d6 9. Bd3 f5 10. a4 a5 11. Ba3 Nd7 12. h3 Qf6 13. Rg1 0-0-0 14. Ke2 g5 15. Nd2 Nxd2 16. Kxd2 e5 17. Bxf5 e4 18. g4 h5 19. Rg2 Rhf8 20. Rf1 Rde8 21. Qb1 Qf7 22. Bxd6 cxd6 23. Qxb6 Qxf5 24. Qxb7+ Kxb7 25. gxf5 Rxf5 26. Rb1+ Nb6 27. Rb5 Rxb5 28. cxb5 Rg8 29. Kc2 Nxa4 30. Kb3 Nb6 31. c4 Nd7 32. Rg1 Kb6 33. Ka4 Rg6 34. Rg3 g4 35. hxg4 Rxg4 36. Rxg4 hxg4 37. Kb3 Nf6 38. Ka4 Nh5 39. c5+ dxc5 40. dxc5+ Kxc5 41. Kxa5 Nf6 42. b6 Nd7 43. Ka6 Nxb6 0-1

