[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.07"]
[Round "9"]
[White "Rojas, Patricio Santiago"]
[Black "Rosbaco, Federico Guillermo"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1649"]
[PlyCount "48"]
[EventDate "2023.04.29"]
[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 c6 3. e3 Qb6 4. Qc1 e6 5. Bd3 Be7 6. Nd2 d5 7. Ngf3 Nh5 8. Be5 f6 9. Bg3 Nd7 10. c4 Nxg3 11. hxg3 Nf8 12. Qc2 Bd7 13. c5 Qc7 14. b4 Kd8 15. Qb2 Be8 16. 0-0 Bg6 17. Be2 h5 18. a4 f5 19. Ne5 h4 20. gxh4 Bxh4 21. b5 Bf6 22. Ndf3 Bxe5 23. Nxe5 Nd7 24. Nxg6 Qh2# 0-1

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.06"]
[Round "8"]
[White "Rosbaco, Federico Guillermo"]
[Black "Acosta, Carlos Humberto"]
[Result "0-1"]
[ECO "B43"]
[BlackElo "1715"]
[PlyCount "103"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. 0-0 b5 8. a3 Bb7 9. Qe1 Bc5 10. Nf3 Ng4 11. h3 h5 12. Nd1 f5 13. Bg5 Ne5 14. Nxe5 Qxe5 15. Nc3 f4 16. h4 f3 17. gxf3 Qg3+ 18. Kh1 Qxf3+ 19. Kg1 Qg3+ 20. Kh1 Qh3+ 21. Kg1 Bd6 22. f4 Bc5+ 23. Rf2 0-0 24. Nd1 Qg3+ 25. Kf1 Bxf2 26. Qxf2 Qxf2+ 27. Kxf2 e5 28. f5 d5 29. exd5 Bxd5 30. Ne3 Bc6 31. Kg3 Kf7 32. Be2 g6 33. Rf1 Nd7 34. Rd1 Nc5 35. fxg6+ Kg7 36. Bxh5 Ne4+ 37. Kh2 Nxg5 38. hxg5 Ra7 39. Rd6 Bd7 40. Kg3 e4 41. Nd5 Bf5 42. Bg4 Bxg6 43. Nf4 Bf7 44. g6 Bc4 45. Nh5+ Kg8 46. b3 Bd5 47. Rxd5 Re7 48. Rd6 Rfe8 49. Nf6+ Kg7 50. Nxe8+ Rxe8 51. Rxa6 e3 52. Re6 0-1

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.05"]
[Round "7"]
[White "Adorno, Anibal"]
[Black "Rosbaco, Federico Guillermo"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "1678"]
[PlyCount "94"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. c4 f5 2. Nf3 Nf6 3. Nc3 e6 4. g3 c6 5. Bg2 d5 6. cxd5 cxd5 7. e3 Nc6 8. d4 Bb4 9. Bd2 0-0 10. 0-0 Bd7 11. a3 Be7 12. b4 Ne4 13. Rc1 Nxd2 14. Qxd2 a6 15. Rc2 b5 16. Rfc1 Rc8 17. Ne2 g5 18. Ne1 a5 19. Nd3 h5 20. Nc5 Bxc5 21. Rxc5 axb4 22. axb4 Qe7 23. Rxb5 Nxd4 24. Nxd4 Rxc1+ 25. Qxc1 Bxb5 26. Nxb5 Qxb4 27. Nd4 Qb6 28. h3 Kg7 29. Qc3 Kg6 30. Nf3 Qd6 31. Nxg5 d4 32. exd4 Kxg5 33. d5 e5 34. h4+ Kg6 35. Qc1 f4 36. Qc6 Rd8 37. Qc2+ Kg7 38. Qf5 Rh8 39. Be4 fxg3 40. fxg3 Qf6 41. Kg2 Qxf5 42. Bxf5 Rf8 43. Be4 Rf6 44. Kh3 Kf8 45. Kg2 Ke7 46. Bf3 Rh6 47. Kf2 Kd6 1/2-1/2

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.04"]
[Round "6"]
[White "Rosbaco, Federico Guillermo"]
[Black "Ahumada, Agustin"]
[Result "0-1"]
[ECO "C67"]
[BlackElo "1718"]
[PlyCount "76"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. Bxc6 dxc6 7. Nxe5 Be6 8. d3 Be7 9. Nd2 0-0 10. h3 Bf6 11. Ne4 Bxe5 12. Ng5 Bf6 13. Nxe6 fxe6 14. Rxe6 Qd7 15. Re3 Bd4 16. Rf3 Rxf3 17. Qxf3 Rf8 18. Bf4 g5 19. Qg3 Qf5 20. c3 Bxf2+ 21. Qxf2 Qxf4 22. Rf1 Qxf2+ 23. Rxf2 Rxf2 24. Kxf2 h5 25. Kf3 Kf7 26. g3 Ke6 27. h4 Kf5 28. c4 a5 29. a4 Nf7 30. c5 Ne5+ 31. Ke3 gxh4 32. gxh4 Ng6 33. Kf3 Nxh4+ 34. Kg3 Ng6 35. b3 h4+ 36. Kh3 Kf4 37. d4 Ke3 38. Kg4 Kxd4 0-1

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.02"]
[Round "4"]
[White "Senestraro, Lucas"]
[Black "Rosbaco, Federico Guillermo"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "1731"]
[PlyCount "133"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Qe7 7. 0-0 0-0 8. a3 Bxd2 9. Qxd2 Ne4 10. Qc2 f5 11. Nc3 d6 12. Nd2 d5 13. cxd5 exd5 14. Ndxe4 dxe4 15. b4 Nd7 16. b5 Nf6 17. Rfc1 g5 18. Qb3+ Kh8 19. Rc2 f4 20. Rac1 Rac8 21. Qa4 f3 22. exf3 exf3 23. Bh3 g4 24. Bf1 Rfe8 25. Qxa7 Ba8 26. Qa4 Rcd8 27. Rd2 Nd5 28. Nxd5 Rxd5 29. Rdc2 Rd7 30. Qa7 Rc8 31. h3 h5 32. hxg4 hxg4 33. Qa6 Qd8 34. Qxb6 cxb6 35. Rxc8 Rxd4 36. R1c4 Bb7 37. Rxd8+ Rxd8 38. Rxg4 Ra8 39. Rg6 Bd5 40. Rxb6 Rxa3 41. Rd6 Be4 42. Rd4 Bb7 43. Rd8+ Kg7 44. Rd7+ Kf6 45. Rxb7 Ra1 46. b6 Rb1 47. Rb8 Ke7 48. b7 Kd7 49. Rh8 Kc7 50. b8Q+ Rxb8 51. Rxb8 Kxb8 52. Bd3 Kc7 53. Be4 Kd6 54. Bxf3 Ke5 55. Kg2 Kf6 56. Bc6 Kg5 57. f4+ Kf6 58. Kf3 Kg6 59. g4 Kf6 60. g5+ Kg6 61. Kg4 Kg7 62. f5 Kf7 63. f6 Kf8 64. g6 Kg8 65. Kg5 Kf8 66. g7+ Kg8 67. Bd5+ 1-0

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.05.01"]
[Round "3"]
[White "Salvatti, Diego"]
[Black "Rosbaco, Federico Guillermo"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1931"]
[PlyCount "50"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 4. Nc3 a6 5. a3 cxd4 6. exd4 d5 7. Nf3 Nc6 8. Be2 e6 9. 0-0 Be7 10. Qd3 h6 11. b4 0-0 12. Na4 Qd8 13. Nc5 b6 14. Nb3 Ne4 15. c4 dxc4 16. Qxe4 Qd5 17. Qxd5 exd5 18. Nc1 Re8 19. Re1 g5 20. Be3 f5 21. Ne5 Nd8 22. Bh5 Rf8 23. Ng6 Re8 24. Bxg5 Nc6 25. Nxe7+ Kf8 1-0

[Event "ARG-ch sf 98th"]
[Site "Buenos Aires"]
[Date "2023.04.30"]
[Round "2"]
[White "Rosbaco, Federico Guillermo"]
[Black "Gorisnic, Eduardo"]
[Result "0-1"]
[ECO "B35"]
[BlackElo "2170"]
[PlyCount "86"]
[EventDate "2023.04.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Bc4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Qd2 Ng4 9. Nce2 Nxe3 10. Qxe3 b5 11. Bb3 Bb7 12. c3 a6 13. f4 Na5 14. 0-0 Qc7 15. f5 Nc4 16. Bxc4 Qxc4 17. Rf2 e5 18. fxe6 dxe6 19. Ng3 Rad8 20. Rd2 b4 21. Nge2 bxc3 22. bxc3 e5 23. Nf3 Qxe4 24. Qxe4 Bxe4 25. Rad1 Rxd2 26. Rxd2 Bh6 27. Rd6 Rb8 28. Kf2 Rb2 29. Nxe5 Bf4 30. Rd8+ Kg7 31. Re8 Rxa2 32. g3 Bxe5 33. Rxe5 Bd3 34. Kf3 Bxe2+ 35. Rxe2 Rxe2 36. Kxe2 Kf6 37. Kd3 Ke5 38. c4 f5 39. h3 g5 40. Ke3 a5 41. c5 Kd5 42. c6 Kxc6 43. Kd4 Kd6 0-1

