[Event "Asuncion Avanza Cup"]
[Site "Asuncion"]
[Date "2018.12.09"]
[Round "7"]
[White "Acosta Osorio, Oscar David"]
[Black "Caballero, Alcides Maximiliano"]
[Result "1-0"]
[ECO "A11"]
[BlackElo "1531"]
[PlyCount "43"]
[EventDate "2018.12.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e3 d5 2. c4 Nf6 3. Nc3 c6 4. Nge2 dxc4 5. g3 Bf5 6. Nd4 Bg4 7. f3 Bh5 8. Bxc4 e5 9. Nf5 b5 10. Be2 Nbd7 11. 0-0 b4 12. Ne4 Nxe4 13. fxe4 Bxe2 14. Qxe2 Nf6 15. d4 exd4 16. exd4 g6 17. e5 Nd5 18. Nd6+ Bxd6 19. exd6+ Kf8 20. Bh6+ Kg8 21. Qe5 f6 22. Qe6# 1-0

[Event "Asuncion Avanza Cup"]
[Site "Asuncion"]
[Date "2018.12.09"]
[Round "6"]
[White "Franco Servian, Monica"]
[Black "Acosta Osorio, Oscar David"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "86"]
[EventDate "2018.12.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 Nc6 3. e3 d5 4. Nf3 g6 5. Be2 Bg7 6. c3 a6 7. Nbd2 0-0 8. Qc2 Bf5 9. Bd3 Bxd3 10. Qxd3 Re8 11. Be5 Rc8 12. h3 b5 13. e4 e6 14. a3 Bh6 15. 0-0-0 Nxe4 16. Kc2 Nxf2 17. Qe2 Nxh1 18. Rxh1 Nxe5 19. Nxe5 Bxd2 20. Qxd2 f5 21. g4 Rf8 22. gxf5 Rxf5 23. Ng4 Kh8 24. Nh6 Rf8 25. h4 Qf6 26. Qe3 Qf2+ 27. Kd3 Qxe3+ 28. Kxe3 a5 29. h5 gxh5 30. Rxh5 Rf6 31. Ng4 Rf1 32. Ke2 Rcf8 33. Rg5 R1f5 34. Rxf5 Rxf5 35. Nh6 Rh5 36. Nf7+ Kg7 37. Nd8 Kf6 38. Kf3 Rh2 39. b4 axb4 40. axb4 Rh3+ 41. Kg4 Rxc3 42. Nc6 Rxc6 43. Kh5 Rc1 0-1

[Event "Asuncion Avanza Cup"]
[Site "Asuncion"]
[Date "2018.12.08"]
[Round "4"]
[White "Acosta Osorio, Oscar David"]
[Black "Aguero, Wilson Martin"]
[Result "0-1"]
[ECO "A25"]
[BlackElo "1486"]
[PlyCount "42"]
[EventDate "2018.12.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e3 e5 2. c4 Nf6 3. Nc3 Nc6 4. b3 d5 5. Bb2 d4 6. exd4 exd4 7. Qe2+ Be7 8. Ne4 0-0 9. Nf3 Re8 10. 0-0-0 a5 11. Re1 Bg4 12. Nxf6+ Bxf6 13. Qd1 Qd6 14. Rxe8+ Rxe8 15. Kb1 Ne5 16. h3 Bxf3 17. gxf3 d3 18. Bg2 c6 19. Re1 Re7 20. Re4 Ng6 21. Bxf6 Qxf6 0-1

[Event "Asuncion Avanza Cup"]
[Site "Asuncion"]
[Date "2018.12.08"]
[Round "2"]
[White "Acosta Osorio, Oscar David"]
[Black "Medina, Carlos Fermin"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "1493"]
[PlyCount "66"]
[EventDate "2018.12.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e3 c5 2. c4 g6 3. d4 Bg7 4. Nc3 cxd4 5. exd4 Nf6 6. Nf3 0-0 7. Be2 d5 8. b3 Nc6 9. Bb2 Re8 10. 0-0 Bf5 11. cxd5 Nxd5 12. Nxd5 Qxd5 13. Bc4 Qd7 14. d5 Bxb2 15. dxc6 Qxc6 16. Bxf7+ Kxf7 17. Rc1 Qf6 18. Rc7 Red8 19. Qe2 Bd3 20. Qxe7+ Qxe7 21. Ng5+ Ke8 22. Rxe7+ Kxe7 23. Re1+ Kf6 24. h4 Rd7 25. Re6+ Kg7 26. Re3 Bf5 27. Rf3 Re8 28. g3 Re1+ 29. Kg2 Rdd1 30. Rf4 h6 31. Nf3 Re4 32. Rxe4 Bxe4 33. g4 Bxf3+ 0-1

[Event "Asuncion Avanza Cup"]
[Site "Asuncion"]
[Date "2018.12.08"]
[Round "3"]
[White "Araujo, Moises"]
[Black "Acosta Osorio, Oscar David"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "82"]
[EventDate "2018.12.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 d5 3. g3 e6 4. Bg2 g6 5. b3 Bg7 6. Bb2 Nge7 7. 0-0 0-0 8. e3 a6 9. a3 b5 10. c3 Bb7 11. Nbd2 Nf5 12. Re1 Nd6 13. Qc2 Qe7 14. Rad1 Na5 15. b4 Nac4 16. Nxc4 Nxc4 17. Bc1 a5 18. Qb3 axb4 19. cxb4 Ra6 20. Nd2 Nb6 21. Bb2 Rd8 22. Rc1 Na4 23. Rc2 Rda8 24. Rec1 c6 25. Nb1 Nxb2 26. Qxb2 e5 27. Qb3 exd4 28. exd4 Bxd4 29. Kf1 Qf6 30. f3 Re8 31. Ra2 Bb6 32. Rd1 Bc8 33. a4 Re3 34. Rd3 Rxd3 35. Qxd3 Bf5 36. Qb3 Qd4 37. axb5 Qg1+ 38. Ke2 Qxg2+ 39. Kd1 Rxa2 40. Kc1 Be3+ 41. Nd2 Qxd2# 0-1

[Event "Asuncion Avanza Cup"]
[Site "Asuncion"]
[Date "2018.12.07"]
[Round "1"]
[White "Villagra Ramirez, Derlis Miguel"]
[Black "Acosta Osorio, Oscar David"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1676"]
[PlyCount "67"]
[EventDate "2018.12.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 g6 3. d4 Bg7 4. Bc4 e6 5. Bg5 Nge7 6. c3 a6 7. a4 0-0 8. Nbd2 Qe8 9. 0-0 d5 10. Ba2 b5 11. Re1 Qd7 12. Nb3 dxe4 13. Nc5 Qd8 14. Rxe4 h6 15. Bh4 g5 16. Bxg5 hxg5 17. Nxg5 Nf5 18. Qh5 Bh6 19. Rg4 Kh8 20. Nxf7+ Rxf7 21. Qxf7 Qf8 22. Bxe6 Qxf7 23. Bxf7 Nd6 24. Rg8+ Kh7 25. Be6 Bb7 26. Nxb7 Rxg8 27. Bxg8+ Kxg8 28. Nxd6 cxd6 29. axb5 axb5 30. Ra6 Ne7 31. Rxd6 Bc1 32. b3 Bb2 33. Rd7 Nf5 34. Rd5 1-0

[Event "Asuncion Aurora Cup U2200"]
[Site "Asuncion"]
[Date "2018.10.21"]
[Round "6"]
[White "Acosta Osorio, Oscar David"]
[Black "Almaraz Aquino, Sergio Gabriel"]
[Result "1-0"]
[ECO "C68"]
[PlyCount "43"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bc4 b5 5. Bd5 Nb4 6. Bxa8 d6 7. a3 Nd3+ 8. cxd3 Be6 9. Bc6+ Bd7 10. Bxd7+ Qxd7 11. Nc3 Qg4 12. 0-0 Qg6 13. Nd5 Nh6 14. Nxc7+ Kd7 15. Nxa6 Ng4 16. h3 h5 17. Qb3 h4 18. Qxb5+ Ke7 19. Qb7+ Ke6 20. Qc8+ Kf6 21. Nc7 Nxf2 22. Nd5# 1-0

[Event "Asuncion Aurora Cup U2200"]
[Site "Asuncion"]
[Date "2018.10.21"]
[Round "7"]
[White "Almaraz Aquino, Alejandro"]
[Black "Acosta Osorio, Oscar David"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "37"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 g6 3. Nc3 Bg7 4. d4 d6 5. Bf4 Bg4 6. Bb5 Bxf3 7. Bxc6+ bxc6 8. Qxf3 Bxd4 9. 0-0 Bg7 10. Rad1 e5 11. Be3 Ne7 12. Rfe1 0-0 13. b4 Qd7 14. Bg5 f6 15. Bh4 a5 16. bxa5 Rxa5 17. Re3 Qe6 18. Ra1 Qf7 19. Rd3 0-1

[Event "Asuncion Aurora Cup U2200"]
[Site "Asuncion"]
[Date "2018.10.21"]
[Round "5"]
[White "Espinola, Julio Cesar"]
[Black "Acosta Osorio, Oscar David"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "1122"]
[PlyCount "121"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. Nf3 b6 5. e3 Bb7 6. d5 Na6 7. e4 g6 8. Bf4 d6 9. Be2 e5 10. Bg5 Bg7 11. 0-0 0-0 12. a3 Qd7 13. Qc2 Nc7 14. b4 Rab8 15. Be3 cxb4 16. axb4 a6 17. c5 bxc5 18. bxc5 dxc5 19. Nxe5 Qe7 20. Nc4 Nb5 21. d6 Qd8 22. e5 Nxc3 23. Qxc3 Ne4 24. Qa5 Re8 25. f3 Qxa5 26. Rxa5 Nc3 27. Bd3 Bxe5 28. Bxc5 Rbd8 29. Bb6 Bd4+ 30. Bxd4 Nb5 31. Bf6 Rd7 32. Be7 f5 33. Nb6 Rdxe7 34. dxe7 Rxe7 35. Bxb5 axb5 36. Rxb5 Ba6 37. Nd5 Rf7 38. Rb8+ Kg7 39. Rc1 Kh6 40. Rc7 Rxc7 41. Nxc7 Bc4 42. f4 Kh5 43. Rb4 Bf7 44. h3 g5 45. g3 h6 46. Nb5 gxf4 47. Rxf4 Kg6 48. Nd6 Be6 49. Kf2 Kf6 50. Ke3 h5 51. Kd4 Kg5 52. Ke5 Bd7 53. Nxf5 h4 54. g4 Be8 55. Ng7 Bg6 56. Ne6+ Kh6 57. Rf8 Kh7 58. Kf6 Bd3 59. Ng5+ Kh6 60. Rh8+ Bh7 61. Rxh7# 1-0

[Event "Asuncion Aurora Cup U2200"]
[Site "Asuncion"]
[Date "2018.10.20"]
[Round "4"]
[White "Acosta Osorio, Oscar David"]
[Black "Duarte Laconich, Jazmin"]
[Result "0-1"]
[ECO "C68"]
[PlyCount "72"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bc4 Nf6 5. Nc3 Bc5 6. a3 d6 7. h3 Ba7 8. b4 Nxe4 9. Nxe4 d5 10. Qe2 dxc4 11. Bb2 0-0 12. 0-0 b5 13. Ng3 Bb7 14. Nf5 Qd7 15. N3h4 Ne7 16. Qxe5 Nxf5 17. Nxf5 f6 18. Qf4 Rad8 19. Bc3 Bc8 20. g4 g6 21. Nh6+ Kg7 22. g5 Bd4 23. gxf6+ Bxf6 24. Bxf6+ Rxf6 25. Qh4 Qxh3 26. Qg5 Qxh6 27. Qg3 Bb7 28. Qxc7+ Rf7 29. Qe5+ Kg8 30. f3 Rd5 31. Qe8+ Kg7 32. Rf2 Rg5+ 33. Rg2 Rxg2+ 34. Kxg2 Bxf3+ 35. Kg3 Qg5+ 36. Kh2 Qg2# 0-1

[Event "Asuncion Aurora Cup U2200"]
[Site "Asuncion"]
[Date "2018.10.20"]
[Round "2"]
[White "Acosta Osorio, Oscar David"]
[Black "Franco Servian, Monica"]
[Result "1-0"]
[ECO "C68"]
[PlyCount "103"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bc4 Be7 5. d3 d6 6. h3 Nf6 7. a3 b5 8. Ba2 0-0 9. Nc3 Nd4 10. Be3 c6 11. Bxd4 exd4 12. Nxd4 Bb7 13. Nf5 d5 14. e5 Ne8 15. Qg4 f6 16. 0-0 fxe5 17. Ne4 Bc8 18. Nxe7+ Qxe7 19. Qg3 Nf6 20. Rae1 Be6 21. Nxf6+ Qxf6 22. Qxe5 Qxe5 23. Rxe5 Rae8 24. Rfe1 Rf6 25. c4 d4 26. cxb5 cxb5 27. Rxe6 Rexe6 28. Rxe6 Rxe6 29. Bxe6+ Kf8 30. Bc8 a5 31. Kf1 Ke7 32. Ba6 b4 33. axb4 axb4 34. Bc4 h5 35. Ke2 Kf6 36. Kf3 Ke5 37. Bf7 h4 38. g3 g5 39. gxh4 gxh4 40. Kg4 Kf6 41. Bd5 Ke5 42. Be4 Kd6 43. f4 Kc5 44. f5 Kb6 45. f6 Ka5 46. f7 Ka4 47. Bd5 Kb5 48. f8Q Kb6 49. Qxb4+ Ka6 50. Qb7+ Ka5 51. Bc4 Ka4 52. Qb5# 1-0

[Event "Asuncion Aurora Cup U2200"]
[Site "Asuncion"]
[Date "2018.10.20"]
[Round "3"]
[White "Nunez, Pablo"]
[Black "Acosta Osorio, Oscar David"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "1558"]
[PlyCount "59"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nc3 d6 5. d3 e5 6. e3 Nbd7 7. Nge2 Rb8 8. b4 b6 9. Qa4 Bb7 10. 0-0 Bxg2 11. Kxg2 e4 12. d4 Ra8 13. Qc2 Qe7 14. Nf4 c6 15. b5 c5 16. Nfd5 Qd8 17. Nxf6+ Nxf6 18. Nxe4 cxd4 19. Nxf6+ Bxf6 20. Qe4+ Kf8 21. exd4 Kg7 22. Be3 Re8 23. Qd5 Qe7 24. Rfd1 Rac8 25. Rd3 Qe4+ 26. Qxe4 Rxe4 27. Rc1 d5 28. f3 dxc4 29. fxe4 cxd3 30. Rxc8 1-0

[Event "Asuncion Aurora Cup U2200"]
[Site "Asuncion"]
[Date "2018.10.19"]
[Round "1"]
[White "Melian, Juan Sebastian"]
[Black "Acosta Osorio, Oscar David"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1670"]
[PlyCount "69"]
[EventDate "2018.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. Qe2 d6 6. h3 Be7 7. d3 b6 8. Nbd2 Bb7 9. Nf1 Qd7 10. b4 a6 11. Bb3 Na7 12. Ng3 Bf8 13. a3 g6 14. Bb2 0-0-0 15. 0-0 Rh7 16. Rfe1 Be7 17. d4 Nc6 18. dxe5 Nxe5 19. Nxe5 dxe5 20. Rad1 Qe8 21. c4 Rxd1 22. Rxd1 Nd7 23. Qc2 f6 24. Bc1 Bd6 25. Be3 Qf8 26. Ba4 Nb8 27. c5 b5 28. Bb3 Be7 29. Be6+ Nd7 30. c6 Ba8 31. cxd7+ Kb8 32. Qc5 Bxc5 33. d8Q+ Kb7 34. Bc8+ Kc6 35. Qd5+ 1-0

