[Event "Ciudad del Este op 1st"]
[Site "Ciudad del Este"]
[Date "2023.07.21"]
[Round "3"]
[White "Arrua Maldonado, Mathias David"]
[Black "Navarro Canete, Facundo Javier"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1835"]
[BlackElo "1339"]
[PlyCount "59"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nb6 8. Bb5 a6 9. Bxc6+ bxc6 10. Qc2 Bb7 11. Nc3 dxe5 12. dxe5 e6 13. Bg5 Be7 14. Ne4 0-0 15. 0-0 h6 16. Bxe7 Qxe7 17. Rac1 Nd5 18. a3 a5 19. Nd4 Ba6 20. Rfd1 Bb5 21. Nxc6 Qd7 22. Nd4 Rfc8 23. Qd2 Rcb8 24. Rc5 Ba4 25. Rdc1 Rc8 26. b3 Nb6 27. bxa4 Rxc5 28. Nxc5 Qd5 29. Nf3 Qc6 30. Qd6 1-0

[Event "Ciudad del Este op 1st"]
[Site "Ciudad del Este"]
[Date "2023.07.21"]
[Round "2"]
[White "Benitez Cantero, Jesus"]
[Black "Arrua Maldonado, Mathias David"]
[Result "0-1"]
[ECO "B22"]
[BlackElo "1835"]
[PlyCount "49"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bb5 Nc6 5. h3 Nxe5 6. d4 Ng6 7. dxc5 e6 8. Bc4 Bxc5 9. Bxd5 exd5 10. Qxd5 Qe7+ 11. Ne2 d6 12. a4 a5 13. Bd2 0-0 14. Bg5 Qe8 15. Qd1 h6 16. Bd2 Qe4 17. 0-0 Bxh3 18. gxh3 Nh4 19. Nf4 Nf3+ 20. Kh1 Nxd2+ 21. f3 Qxf4 22. Nxd2 Qg3 23. Qe2 Rfe8 24. Qg2 Qxg2+ 25. Kxg2 0-1

[Event "Ciudad del Este op 1st"]
[Site "Ciudad del Este"]
[Date "2023.07.20"]
[Round "1"]
[White "Arrua Maldonado, Mathias David"]
[Black "Galeano Llanes, Ruben Antonio"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1835"]
[PlyCount "57"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 0-0 5. 0-0 d6 6. h3 Nc6 7. d3 Re8 8. Na4 b5 9. Bxb5 Bd7 10. Nxc5 dxc5 11. c3 a6 12. Ba4 Rb8 13. Re1 Na5 14. Bc2 c6 15. b3 Nh5 16. Nxe5 Rxe5 17. f4 Nxf4 18. Bxf4 Re6 19. Bxb8 Qxb8 20. Qh5 Rg6 21. e5 c4 22. bxc4 Qb7 23. Rab1 Qa8 24. e6 fxe6 25. Qe5 c5 26. Rb8+ Qxb8 27. Qxb8+ Kf7 28. Rf1+ Ke7 29. Qf8# 1-0

[Event "PAR-ch sf"]
[Site "Asuncion"]
[Date "2021.11.14"]
[Round "5"]
[White "Benitez, Raul Ivan"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1835"]
[BlackElo "1745"]
[PlyCount "22"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 d6 7. 0-0 Nf6 8. Qe2 Be7 9. Rd1 Bd7 10. Nb5 Qb8 11. Bf4 Ne5 1/2-1/2

[Event "PAR-ch sf"]
[Site "Asuncion"]
[Date "2021.11.13"]
[Round "3"]
[White "Rivelli, Jorge"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1856"]
[BlackElo "1745"]
[PlyCount "47"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nf6 5. Bc4 e6 6. Nf3 Nc6 7. 0-0 d6 8. Bf4 Be7 9. h3 a6 10. Qe2 0-0 11. Rfd1 Qc7 12. Rac1 h6 13. Bb3 e5 14. Be3 Qb8 15. Na4 Bd8 16. Qd3 Ne8 17. Bb6 Bd7 18. Qe3 Kh8 19. Bd5 f5 20. Bxd8 Qxd8 21. Nb6 f4 22. Qb3 Rb8 23. Nxd7 Qxd7 24. Bxc6 1-0

[Event "PAR-ch sf"]
[Site "Asuncion"]
[Date "2021.11.12"]
[Round "1"]
[White "Zacarias Martinez, Ruben David"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2135"]
[BlackElo "1745"]
[PlyCount "75"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. 0-0 Nxd4 9. Qxd4 Bc5 10. Bf4 d6 11. Qd2 h6 12. Rad1 e5 13. Be3 Bb4 14. Nb5 axb5 15. Qxb4 Be6 16. a3 0-0 17. Rd2 Rfd8 18. Rfd1 Ng4 19. Qxb5 Nxe3 20. fxe3 Ra6 21. Qe2 Qc5 22. c3 Rb6 23. Bf3 Rb3 24. h4 Qb6 25. Kh2 g6 26. Rg1 Qc7 27. Kh1 Kg7 28. Qf2 Rb5 29. g4 d5 30. Rgd1 Qc4 31. Qg3 f6 32. exd5 e4 33. dxe6 Rxd2 34. Rxd2 Qf1+ 35. Kh2 Re5 36. Bg2 Qc1 37. Rd7+ Kf8 38. Qf4 1-0

[Event "Asuncion Fernando Memorial"]
[Site "Asuncion"]
[Date "2021.08.29"]
[Round "6"]
[White "Arrua Maldonado, Mathias David"]
[Black "Cantero, Rodolfo"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1563"]
[BlackElo "2046"]
[PlyCount "68"]
[EventDate "2021.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 d5 9. exd5 cxd5 10. Bg5 Bxc3 11. bxc3 h6 12. Bf4 Re8 13. f3 Nh5 14. Bd2 Qf6 15. f4 Qb6+ 16. Kh1 Nf6 17. Rb1 Qd6 18. f5 c5 19. Bf4 Qe7 20. Bb5 Bd7 21. c4 d4 22. c3 Bxb5 23. Rxb5 dxc3 24. Bd6 Qe4 25. Qb3 Qd3 26. Kg1 Qxd6 27. Qxc3 Qd4+ 28. Qxd4 cxd4 29. Rd1 Re4 30. Kf2 Rc8 31. c5 Rf4+ 32. Kg3 Rxf5 33. Rxd4 Rcxc5 34. Rxc5 Rxc5 0-1

[Event "Asuncion Fernando Memorial"]
[Site "Asuncion"]
[Date "2021.08.29"]
[Round "5"]
[White "Pereira, Fabian"]
[Black "Arrua Maldonado, Mathias David"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2059"]
[BlackElo "1563"]
[PlyCount "90"]
[EventDate "2021.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Bb4 7. Nde2 Be7 8. a4 Nc6 9. Bg2 Nf6 10. h3 0-0 11. 0-0 b6 12. Bf4 d6 13. g4 h6 14. Bh2 Bb7 15. f4 Rfd8 16. g5 hxg5 17. fxg5 Ne8 18. g6 Bf6 19. Nf4 Ne5 20. gxf7+ Qxf7 21. Qe2 Rac8 22. Nd3 Nc6 23. e5 dxe5 24. Nxe5 Nxe5 25. Bxb7 Qxb7 26. Bxe5 Rc5 27. Bxf6 Nxf6 28. Rad1 Rg5+ 29. Kh2 Qc7+ 30. Kh1 Rxd1 31. Rxd1 Qg3 32. Qxe6+ Kh7 33. Qe2 Qxh3+ 34. Qh2 Qxh2+ 35. Kxh2 Ng4+ 36. Kg3 Ne3+ 37. Kf4 Nxd1 38. Kxg5 Nxc3 39. bxc3 a5 40. c4 g6 41. Kf4 Kh6 42. Ke4 g5 43. Kd5 g4 44. Kc6 g3 45. Kxb6 g2 0-1

[Event "Asuncion Fernando Memorial"]
[Site "Asuncion"]
[Date "2021.08.28"]
[Round "4"]
[White "Arrua Maldonado, Mathias David"]
[Black "Alarcon, Jose"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1563"]
[BlackElo "2061"]
[PlyCount "71"]
[EventDate "2021.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nb6 8. Bb5 Bd7 9. Nc3 e6 10. 0-0 Be7 11. d5 exd5 12. exd6 Bxd6 13. Nxd5 Be6 14. Nxb6 Qxb6 15. Qxd6 Qxb5 16. Bg5 h6 17. Bh4 Qb4 18. Bg3 Qxd6 19. Bxd6 Rd8 20. Rfd1 f6 21. b4 Kf7 22. h3 b5 23. Bc5 a6 24. a3 Bb3 25. Re1 Bd5 26. Nd4 Nxd4 27. Re7+ Kg6 28. Bxd4 Bc4 29. Bb6 Rd6 30. Bc5 Re6 31. Rxe6 Bxe6 32. Rd1 Ra8 33. Rd6 Kf7 34. Rb6 Bd5 35. Rd6 Be6 36. Rb6 1/2-1/2

[Event "Asuncion Fernando Memorial"]
[Site "Asuncion"]
[Date "2021.08.28"]
[Round "2"]
[White "Arrua Maldonado, Mathias David"]
[Black "Gonzalez, Augusto"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1563"]
[BlackElo "1791"]
[PlyCount "85"]
[EventDate "2021.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. 0-0 Bxe2 8. Qxe2 e6 9. f4 0-0-0 10. Nd2 Bd6 11. Nf3 Nge7 12. b4 Kb8 13. Rb1 Nc8 14. a4 Rde8 15. a5 f6 16. a6 e5 17. axb7 Nb6 18. fxe5 fxe5 19. b5 exd4 20. Qa2 Ne5 21. Nxe5 Bxe5 22. cxd4 Bxh2+ 23. Kh1 Bg3 24. Ra1 Qxb7 25. Bf4+ Bxf4 26. Rxf4 Rhf8 27. Qf2 Qe7 28. Rf1 Nd7 29. Rxf8 Rxf8 30. Qg3+ Kb7 31. Rc1 Nf6 32. b6 axb6 33. Bb5 Rc8 34. Ba6+ Kxa6 35. Rxc8 Ne4 36. Ra8+ Kb7 37. Qb8+ Kc6 38. Qf4 Qf6 39. Qc1+ Kd6 40. Qa3+ Ke6 41. Qh3+ Kd6 42. Qa3+ Ke6 43. Qh3+ 1/2-1/2

[Event "Asuncion Fernando Memorial"]
[Site "Asuncion"]
[Date "2021.08.28"]
[Round "3"]
[White "Britez, G Jorge A"]
[Black "Arrua Maldonado, Mathias David"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1711"]
[BlackElo "1563"]
[PlyCount "122"]
[EventDate "2021.08.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d4 0-0 5. e4 d6 6. h3 e5 7. Be3 Nbd7 8. Bd3 Qe7 9. 0-0 exd4 10. Nxd4 Nc5 11. Bc2 Ncxe4 12. Re1 Nxc3 13. bxc3 Re8 14. Qd2 Qf8 15. Nb5 Re7 16. Nxa7 Be6 17. Rab1 b6 18. Nc6 Ree8 19. Bd4 Rxa2 20. Nb4 Ra5 21. Re3 Bxc4 22. Rbe1 Rxe3 23. Rxe3 Ra1+ 24. Kh2 c5 25. Bxf6 Bxf6 26. Nd5 Bxd5 27. Qxd5 Be5+ 28. g3 Qa8 29. Qxa8+ Rxa8 30. c4 Bd4 31. Re2 Ra3 32. Be4 Kg7 33. Bd5 Rb3 34. Re7 b5 35. Rxf7+ Kh6 36. cxb5 Rxb5 37. Kg2 Rb2 38. h4 Rd2 39. Be4 d5 40. Bb1 Rb2 41. Bd3 c4 42. Bf1 c3 43. g4 Rxf2+ 44. Rxf2 Bxf2 45. Bd3 Bxh4 46. Kf3 Kg5 47. Bc2 Be1 48. Bd3 Kf6 49. Ke3 Ke5 50. Bc2 Bd2+ 51. Kf3 Kd4 52. Bb1 Bg5 53. Bc2 Kc4 54. Ke2 d4 55. Bb1 Be3 56. Bc2 Kb4 57. Kd3 Ka3 58. Bd1 Kb2 59. Bc2 h5 60. gxh5 gxh5 61. Bd1 h4 0-1

[Event "Villarrica op 1st"]
[Site "Villarrica"]
[Date "2021.03.01"]
[Round "6"]
[White "Gonzalez, Augusto"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1779"]
[BlackElo "1480"]
[PlyCount "93"]
[EventDate "2021.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Na6 7. 0-0 e5 8. dxe5 dxe5 9. Qc2 Qe7 10. Bg5 c6 11. h3 Nc5 12. Rfd1 a5 13. Qd2 h6 14. Bxh6 Ncxe4 15. Nxe4 Nxe4 16. Qe3 Nc5 17. Bxg7 Kxg7 18. Nxe5 Re8 19. Ng4 Qxe3 20. Nxe3 Be6 21. b3 Rad8 22. Kf1 Ne4 23. Rxd8 Rxd8 24. Rd1 Rxd1+ 25. Nxd1 Kf6 26. f3 Ng3+ 27. Kf2 Nxe2 28. Kxe2 Bf5 29. g4 Bc2 30. h4 a4 31. bxa4 c5 32. Nc3 g5 33. h5 Ke5 34. Ke3 f5 35. Kd2 fxg4 36. Kxc2 gxf3 37. Kd3 g4 38. Ke3 Kf5 39. Ne4 b6 40. h6 Kg6 41. Kf4 Kxh6 42. Kxg4 Kg6 43. Kxf3 Kf5 44. Nxc5 Ke5 45. Nd7+ Kd6 46. Nxb6 Kc5 47. a5 1-0

[Event "Villarrica op 1st"]
[Site "Villarrica"]
[Date "2021.02.28"]
[Round "3"]
[White "Arrua Maldonado, Mathias David"]
[Black "Heinechen, John"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1480"]
[BlackElo "1994"]
[PlyCount "73"]
[EventDate "2021.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. b3 Nd7 14. Be3 Nc5 15. Rab1 e6 16. Rfd1 Be5 17. Nb5 Qh4 18. g3 Bxg3 19. hxg3 Qxg3+ 20. Kf1 Nxe4 21. fxe4 f5 22. Nd4 fxe4+ 23. Bf3 Rxf3+ 24. Nxf3 Rf8 25. Re1 Rxf3+ 26. Ke2 Qg4 27. Rf1 Rg3+ 28. Ke1 Rg2 29. Rf2 Qg3 30. Kd1 Qg4+ 31. Kc2 Rg3 32. Rf4 Qh5 33. Rbf1 Rf3 34. R1xf3 exf3 35. Qxd6 Qh2+ 36. Kc3 Qh6 37. Qxe6+ 1-0

[Event "Villarrica op 1st"]
[Site "Villarrica"]
[Date "2021.02.28"]
[Round "5"]
[White "Arrua Maldonado, Mathias David"]
[Black "Mayeregger, Arnold"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1480"]
[BlackElo "2121"]
[PlyCount "142"]
[EventDate "2021.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. Be2 Be6 9. f4 exf4 10. Bxf4 Nc6 11. Nd4 Ne5 12. 0-0 0-0 13. Qd2 Rc8 14. Nxe6 fxe6 15. Qd4 Ng6 16. Be3 Ne5 17. h3 Nfd7 18. Rxf8+ Qxf8 19. Rf1 Bf6 20. Qb4 Rc7 21. g4 Qe7 22. Rd1 Nf7 23. Kg2 Nde5 24. Bd3 Bg5 25. Bf2 Ng6 26. Bg3 Bf4 27. Ne2 Bxg3 28. Nxg3 Nf4+ 29. Kh2 Qh4 30. Bf1 Rxc2+ 31. Rd2 Rc1 32. Qa4 g6 33. Rd1 Rxd1 34. Qxd1 Qf6 35. Qc2 Qd4 36. Qc8+ Kg7 37. Qc3 Qxc3 38. bxc3 Ne5 39. Ne2 Nxe2 40. Bxe2 g5 41. a4 Kf6 42. Kg3 Ng6 43. Kf3 Ke5 44. Ke3 Nf8 45. Bd3 Nd7 46. Bb1 h6 47. Bd3 Nc5 48. Bc2 d5 49. exd5 exd5 50. a5 Ne6 51. Bf5 Kd6 52. Bd3 Nf4 53. Bf1 Kc5 54. h4 Ne6 55. hxg5 hxg5 56. Bg2 Nd8 57. Bf1 Nc6 58. c4 dxc4 59. Ke4 Nxa5 60. Kf5 Nc6 61. Kxg5 Ne5 62. Kf5 c3 63. Bd3 Nxd3 64. g5 c2 65. g6 c1Q 66. g7 Qf4+ 67. Kg6 Ne5+ 68. Kh7 Qf7 69. Kh8 Ng6+ 70. Kh7 Ne7 71. Kh8 Qg8# 0-1

[Event "Villarrica op 1st"]
[Site "Villarrica"]
[Date "2021.02.28"]
[Round "4"]
[White "Riline Orso, Alejandro"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1/2-1/2"]
[ECO "E67"]
[WhiteElo "2143"]
[BlackElo "1480"]
[PlyCount "73"]
[EventDate "2021.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 e5 8. h3 Re8 9. e3 a5 10. b3 c6 11. Ba3 exd4 12. exd4 d5 13. Re1 Ne4 14. Nxe4 dxe4 15. Nh2 f5 16. Rc1 a4 17. b4 b5 18. Bf1 Ba6 19. cxb5 Bxb5 20. d5 Bxf1 21. Rxf1 cxd5 22. Qxd5+ Kh8 23. Rfd1 Ne5 24. Qxd8 Rexd8 25. Rxd8+ Rxd8 26. b5 Nd3 27. Rb1 Bd4 28. b6 Rb8 29. b7 Bxf2+ 30. Kg2 Bc5 31. Bxc5 Nxc5 32. Rb5 Ne6 33. Nf1 Nd8 34. Ra5 Rxb7 35. Ra8 Rd7 36. Rxa4 Nc6 37. g4 1/2-1/2

[Event "Villarrica op 1st"]
[Site "Villarrica"]
[Date "2021.02.27"]
[Round "2"]
[White "Recalde, Ariel"]
[Black "Arrua Maldonado, Mathias David"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1894"]
[BlackElo "1480"]
[PlyCount "50"]
[EventDate "2021.02.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 c5 4. Nf3 Nc6 5. Bb5 Bg4 6. d3 Qa5+ 7. Nc3 d4 8. Qd2 dxc3 9. Bxc6+ bxc6 10. Bxc3 Qc7 11. Ne5 e6 12. h3 Bh5 13. g4 Bg6 14. h4 Rd8 15. Nxg6 hxg6 16. Ba5 Qe5 17. d4 Rxd4 18. Bc3 Rxd2 19. Bxe5 Rxc2 20. g5 Ne4 21. Rh2 f6 22. gxf6 gxf6 23. Bb8 a6 24. f3 Rxh2 25. Bxh2 Rxh4 0-1

[Event "PAR-ch sf"]
[Site "Asuncion"]
[Date "2020.03.08"]
[Round "7"]
[White "Vera Irala, Carlos Marcelo"]
[Black "Arrua Maldonado, Mathias David"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1851"]
[BlackElo "1384"]
[PlyCount "86"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ng8 8. cxd4 Bb4+ 9. Nc3 Nge7 10. Bg5 h6 11. Be3 Bf5 12. Rc1 a6 13. Bd3 Qd7 14. a3 Ba5 15. b4 Bxd3 16. Qxd3 Bb6 17. 0-0 0-0 18. Na4 Nxe5 19. Nxb6 Nxf3+ 20. gxf3 cxb6 21. Kh1 Rac8 22. Rce1 Qf5 23. Qd1 Ng6 24. Rg1 Rc3 25. a4 Rfc8 26. Rg3 Qc2 27. Qa1 Qd3 28. Reg1 Ra3 29. Qe1 Rxa4 30. h4 Qf5 31. Kh2 Qh5 32. Qf1 Rc6 33. Qh3 Kf8 34. Qd7 Qxh4+ 35. Rh3 Qe7 36. Qf5 Qe6 37. Rh5 Qxf5 38. Rxf5 Nh4 39. Rxd5 Nxf3+ 40. Kg2 Nxg1 41. b5 Rg6+ 42. Kh2 Nf3+ 43. Kh3 Ra1 0-1

[Event "PAR-ch sf"]
[Site "Asuncion"]
[Date "2020.03.06"]
[Round "1"]
[White "Zarza, Ronald"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2061"]
[BlackElo "1384"]
[PlyCount "53"]
[EventDate "2020.03.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qe2 Bc5 9. Nc3 0-0 10. Rd1 Qe7 11. Ne4 Bb6 12. Bg5 Qb4 13. g4 h6 14. c3 Qb5 15. c4 Qa6 16. gxf5 hxg5 17. f6 g4 18. fxg7 Kxg7 19. Qe3 Bf5 20. Qg5+ Bg6 21. Nh4 Bxf2+ 22. Kxf2 Qb6+ 23. Kf1 Rh8 24. Nf5+ Kg8 25. Rd8+ Rxd8 26. Qxd8+ Kh7 27. Nf6# 1-0

[Event "Pan American-ch U10 24th"]
[Site "Pocos de Caldas"]
[Date "2013.07.31"]
[Round "9.15"]
[White "Arrua Maldonado, Mathias David"]
[Black "Balderrama Palacios, Rodrigo"]
[Result "0-1"]
[ECO "A30"]
[PlyCount "92"]
[EventDate "2013.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 Qc7 4. Nc3 Nf6 5. Nf3 b6 6. d3 g6 7. 0-0 Bg7 8. Bf4 d6 9. Qd2 Bb7 10. Bh3 Nd7 11. Nb5 Qd8 12. Bh6 0-0 13. Bxg7 Kxg7 14. Qg5 e6 15. Qxd8 Raxd8 16. Nxd6 Ba8 17. Nb5 a6 18. Nd6 Nde5 19. Ne4 Nxf3+ 20. exf3 Rxd3 21. Bg2 Ne5 22. Rad1 Rfd8 23. Rxd3 Rxd3 24. f4 Nxc4 25. Rb1 Rd8 26. f3 h6 27. Bf1 Bxe4 28. fxe4 Nd2 29. Rc1 Nxf1 30. Kxf1 Kf8 31. Ke2 Ke7 32. Rc3 Rd4 33. Ke3 Kd6 34. h3 f6 35. Rd3 Rxd3+ 36. Kxd3 f5 37. b3 b5 38. a3 a5 39. g4 fxg4 40. hxg4 h5 41. gxh5 gxh5 42. Ke3 c4 43. f5 exf5 44. exf5 Ke5 45. f6 Kxf6 46. Kd4 cxb3 0-1

[Event "Pan American-ch U10 24th"]
[Site "Pocos de Caldas"]
[Date "2013.07.30"]
[Round "7.15"]
[White "Arrua Maldonado, Mathias David"]
[Black "Perez Olguin, Omar Alejandro"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "125"]
[EventDate "2013.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. Nf3 e6 6. e4 Nge7 7. d3 0-0 8. 0-0 d6 9. Nb5 a6 10. Nc3 Rb8 11. Be3 Bd7 12. Bf4 Ne5 13. Qd2 Qb6 14. Rab1 Bc6 15. Bh6 Qa7 16. Bxg7 Nxf3+ 17. Bxf3 Kxg7 18. b3 b5 19. Qb2 Kg8 20. Ne2 bxc4 21. dxc4 Qa8 22. Nc3 a5 23. a4 Rb6 24. Qd2 Qb8 25. Nb5 Bxb5 26. axb5 Qc7 27. Qxa5 Rb7 28. Ra1 Qxa5 29. Rxa5 Rfb8 30. Ra6 Rb6 31. Rfa1 Nc8 32. Ra8 Kg7 33. R1a6 Rxa8 34. Rxa8 Ne7 35. Ra7 Kf8 36. Ra8+ Kg7 37. Re8 Rb7 38. e5 d5 39. g4 Rd7 40. Rb8 Rc7 41. b6 Rc6 42. b7 Rb6 43. cxd5 Nxd5 44. Bxd5 exd5 45. Kf1 Rxb3 46. Ke1 Rb2 47. Kd1 c4 48. f4 h6 49. h4 d4 50. Rc8 Rxb7 51. Rxc4 Rd7 52. Kd2 f6 53. Kd3 fxe5 54. fxe5 Kf7 55. Rxd4 Re7 56. Ke4 Re6 57. Rd7+ Kg8 58. Kd5 Re8 59. e6 h5 60. g5 Kf8 61. Ke5 Ra8 62. Kf6 Ra6 63. Rd8# 1-0

[Event "Pan American-ch U10 24th"]
[Site "Pocos de Caldas"]
[Date "2013.07.30"]
[Round "8.13"]
[White "Rueda Nessi, Francisco"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "93"]
[EventDate "2013.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 Bg4 7. h3 Bh5 8. g4 Bg6 9. Nd5 h6 10. Bh4 a6 11. Nd2 Nd4 12. c3 Ne6 13. Qb3 b5 14. Nxf6+ gxf6 15. Bxe6 fxe6 16. Qxe6+ Kf8 17. Bxf6 Bf7 18. Qf5 Qe8 19. Bxh8 Kg8 20. Qf6 Qf8 21. Rg1 d5 22. g5 h5 23. Qg7+ Qxg7 24. Bxg7 Kxg7 25. Nf3 Bd6 26. g6 Be6 27. Ng5 Bd7 28. exd5 Bc5 29. Ne4 Bb6 30. 0-0-0 Rc8 31. c4 Bd4 32. c5 Bxh3 33. Rg3 Bg4 34. f3 Bf5 35. c6 Be3+ 36. Kc2 Rd8 37. Rh1 Bf4 38. Rg2 Rxd5 39. Rxh5 Bxg6 40. Rh4 Kf7 41. Rhg4 Bf5 42. Rg7+ Ke6 43. Rxc7 Bxe4 44. fxe4 Rc5+ 45. Kd1 Rc1+ 46. Ke2 Rc2+ 47. Kf3 1-0

[Event "Pan American-ch U10 24th"]
[Site "Pocos de Caldas"]
[Date "2013.07.29"]
[Round "5.17"]
[White "Chiapero, Francisco"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "69"]
[EventDate "2013.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bc5 6. Nxc6 bxc6 7. Bg5 0-0 8. e5 Re8 9. Bf4 d6 10. Be2 dxe5 11. Qxd8 Rxd8 12. Bxe5 Nd5 13. 0-0-0 Bf5 14. Nxd5 cxd5 15. Bxc7 Rd7 16. Bg3 Rc8 17. Rd2 Bb4 18. c3 d4 19. Rhd1 dxc3 20. Rxd7 cxb2+ 21. Kxb2 Rc2+ 22. Kb3 Rxe2 23. Kxb4 Bxd7 24. Rxd7 h6 25. Rxa7 Kf8 26. a4 h5 27. a5 h4 28. Bxh4 Re4+ 29. Kb5 Rxh4 30. Ra8+ Ke7 31. a6 Rxh2 32. a7 Rxg2 33. Re8+ Kxe8 34. a8Q+ Ke7 35. Qxg2 1-0

[Event "Pan American-ch U10 24th"]
[Site "Pocos de Caldas"]
[Date "2013.07.29"]
[Round "6.19"]
[White "Fontes, Matheus Consolmagno"]
[Black "Arrua Maldonado, Mathias David"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "30"]
[EventDate "2013.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 0-0 6. Nc3 d6 7. Bg5 Bg4 8. Nd5 Nd4 9. Nxf6+ gxf6 10. Bh6 Rc8 11. c3 Nxf3+ 12. gxf3 Bh5 13. a3 Kh8 14. Qb3 Rg8+ 15. Kh1 Bxf3# 0-1

[Event "Pan American-ch U10 24th"]
[Site "Pocos de Caldas"]
[Date "2013.07.28"]
[Round "4.12"]
[White "Arrua Maldonado, Mathias David"]
[Black "Jimenez Gil, Ramon Enrique"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "54"]
[EventDate "2013.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nf3 Nc6 5. d3 d6 6. Nc3 0-0 7. Bg5 h6 8. Bxf6 Qxf6 9. Ne4 Bb4+ 10. Ned2 e4 11. Nh4 g5 12. a3 Bxd2+ 13. Qxd2 gxh4 14. gxh4 exd3 15. Qxd3 Bf5 16. Be4 Bxe4 17. Qxe4 Kh8 18. Rg1 Rg8 19. Rxg8+ Rxg8 20. 0-0-0 Qxf2 21. h3 Rg1 22. Rxg1 Qxg1+ 23. Kc2 Qg6 24. Kd3 Ne5+ 25. Ke3 Qxe4+ 26. Kxe4 Nxc4 27. b4 Nxa3 0-1

[Event "Pan American-ch U10 24th"]
[Site "Pocos de Caldas"]
[Date "2013.07.27"]
[Round "3.8"]
[White "Arrua Maldonado, Mathias David"]
[Black "Martinez, Cristian Camilo"]
[Result "0-1"]
[ECO "A15"]
[BlackElo "1742"]
[PlyCount "48"]
[EventDate "2013.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 Be7 4. Nf3 h6 5. Nc3 d5 6. d4 b6 7. Ne5 Bb7 8. Be3 Nbd7 9. Nxd7 Qxd7 10. Qb3 dxc4 11. Qb5 Qxb5 12. Nxb5 Bxg2 13. Nxc7+ Kd7 14. Nxa8 Bxh1 15. f3 Rxa8 16. Kf2 Bxf3 17. exf3 Ke8 18. Rc1 b5 19. a4 a6 20. Ra1 b4 21. Rc1 Rc8 22. b3 c3 23. f4 Kd7 24. Kf3 Nd5 0-1

[Event "Pan American-ch U10 24th"]
[Site "Pocos de Caldas"]
[Date "2013.07.27"]
[Round "2.5"]
[White "Rubio, Ramos Becquer Isaac"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1-0"]
[ECO "E34"]
[WhiteElo "1687"]
[PlyCount "53"]
[EventDate "2013.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 Nc6 6. e3 h6 7. Bh4 g5 8. Bg3 Bxc3+ 9. bxc3 Ne4 10. cxd5 exd5 11. Bd3 Bf5 12. Ne2 Nxg3 13. Nxg3 Bxd3 14. Qxd3 Qf6 15. Nh5 Qg6 16. Qxg6 fxg6 17. Nf6+ Ke7 18. Nxd5+ Ke6 19. Nxc7+ Kd6 20. Nxa8 Rxa8 21. Rb1 Na5 22. Ke2 b6 23. Rhc1 Nc4 24. a4 Kd5 25. Kd3 Rf8 26. Rb5+ Kd6 27. Kxc4 1-0

[Event "Pan American-ch U10 24th"]
[Site "Pocos de Caldas"]
[Date "2013.07.26"]
[Round "1.21"]
[White "Arrua Maldonado, Mathias David"]
[Black "Tobar Beltran, Carlos Andres"]
[Result "1-0"]
[ECO "A20"]
[PlyCount "65"]
[EventDate "2013.07.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e5 2. g3 f5 3. Bg2 Nf6 4. d3 d6 5. Nc3 c5 6. Bg5 Be7 7. Nf3 Qb6 8. b3 Nc6 9. Bxf6 Bxf6 10. Nd5 Qa5+ 11. Nd2 Be6 12. Nxf6+ gxf6 13. 0-0 0-0-0 14. e4 Rdg8 15. Bh3 Nd4 16. exf5 Bxf5 17. Bxf5+ Nxf5 18. Ne4 Qd8 19. b4 h5 20. bxc5 dxc5 21. Nxc5 Qb6 22. Ne4 h4 23. g4 Nh6 24. h3 f5 25. Rb1 Qd4 26. Nf6 Rg6 27. Nd5 Rh7 28. Qa4 Rd7 29. Rxb7 Rgd6 30. Rxd7 Rxd7 31. Qc6+ Kb8 32. Rb1+ Qb6 33. Rxb6+ 1-0

[Event "Ciudad del Este Fernandez Memorial"]
[Site "Ciudad del Este"]
[Date "2013.02.24"]
[Round "5.12"]
[White "Abdallah, Mohamad"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1-0"]
[ECO "E30"]
[PlyCount "35"]
[EventDate "2013.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 Nc6 5. Bg5 h6 6. Bh4 0-0 7. e3 d5 8. Bd3 Re8 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 Rxe5 12. Rc1 Bxc3 13. Rxc3 d4 14. exd4 Qxd4 15. Bh7+ Kxh7 16. Qxd4 Re4 17. Qd3 g5 18. Qd8 1-0

[Event "Ciudad del Este Fernandez Memorial"]
[Site "Ciudad del Este"]
[Date "2013.02.24"]
[Round "6.14"]
[White "Arrua Maldonado, Mathias David"]
[Black "Cardozo, Jorge"]
[Result "1-0"]
[ECO "C48"]
[PlyCount "23"]
[EventDate "2013.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 h6 5. Bxc6 dxc6 6. Nxe5 Bg4 7. Nxg4 Nd7 8. 0-0 Bd6 9. Re1 h5 10. e5 Be7 11. Ne3 Nxe5 12. Nf5 1-0

[Event "Ciudad del Este Fernandez Memorial"]
[Site "Ciudad del Este"]
[Date "2013.02.24"]
[Round "7.12"]
[White "Arrua Maldonado, Mathias David"]
[Black "Motta, Nielsen"]
[Result "0-1"]
[ECO "C27"]
[PlyCount "34"]
[EventDate "2013.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Bc5 4. Nf3 d6 5. b3 Bg4 6. Bb2 Nc6 7. Bb5 0-0 8. Qe2 Nd4 9. Qd3 a6 10. Bc4 c6 11. Nxd4 Bxd4 12. Qg3 b5 13. Bd3 c5 14. f3 Be6 15. a3 Nh5 16. 0-0-0 Nxg3 17. hxg3 c4 0-1

[Event "Ciudad del Este Fernandez Memorial"]
[Site "Ciudad del Este"]
[Date "2013.02.23"]
[Round "4.13"]
[White "Arrua Maldonado, Mathias David"]
[Black "Martinez Ramirez, Anahi"]
[Result "1/2-1/2"]
[ECO "E01"]
[PlyCount "46"]
[EventDate "2013.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c5 5. d4 Nc6 6. e3 Be7 7. 0-0 0-0 8. Nc3 Qb6 9. b3 Bd7 10. Bb2 Rac8 11. Na4 Qa6 12. Nxc5 Bxc5 13. dxc5 dxc4 14. Bxf6 gxf6 15. Nh4 Rfd8 16. Qg4+ Kh8 17. Qxc4 Ne5 18. Qxa6 bxa6 19. Bb7 Rxc5 20. Bxa6 Bc8 21. Be2 Rd2 22. Bh5 Rcc2 23. Rfd1 Bb7 1/2-1/2

[Event "Ciudad del Este Fernandez Memorial"]
[Site "Ciudad del Este"]
[Date "2013.02.23"]
[Round "2.13"]
[White "Fretes Romero, Anahi Aracely"]
[Black "Arrua Maldonado, Mathias David"]
[Result "1-0"]
[ECO "C87"]
[PlyCount "61"]
[EventDate "2013.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 0-0 7. c3 b5 8. Bc2 d6 9. d4 Bg4 10. Be3 b4 11. Nbd2 bxc3 12. bxc3 Rb8 13. Rb1 Qd7 14. h3 Bh5 15. Ba4 Rb6 16. d5 Rxb1 17. Qxb1 Bxf3 18. Nxf3 Rb8 19. Qc2 Nb4 20. cxb4 Qc8 21. a3 a5 22. Bd2 Qa6 23. bxa5 Nh5 24. Qxc7 Rb7 25. Qc6 Qxc6 26. Bxc6 Rb3 27. a4 f6 28. a6 Rb6 29. a7 Ra6 30. a8Q+ Rxa8 31. Bxa8 1-0

[Event "Ciudad del Este Fernandez Memorial"]
[Site "Ciudad del Este"]
[Date "2013.02.23"]
[Round "3.14"]
[White "Villalba, Juan"]
[Black "Arrua Maldonado, Mathias David"]
[Result "0-1"]
[ECO "C68"]
[PlyCount "58"]
[EventDate "2013.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bc4 Bc5 5. c3 d6 6. d4 Bb6 7. Bg5 f6 8. Be3 Na5 9. Bd3 Bg4 10. 0-0 Qd7 11. dxe5 fxe5 12. Be2 Bxe3 13. fxe3 0-0-0 14. h3 Bh5 15. Nxe5 Bxe2 16. Nxd7 Bxd1 17. Rxd1 Rxd7 18. Nd2 Nf6 19. Nb3 Nc4 20. Rab1 Nxe3 21. Rd2 Nc4 22. Rd4 Nb6 23. Rd3 Nxe4 24. Rbd1 Rf8 25. Rd4 d5 26. Nd2 c5 27. Rd3 Nf2 28. Nf3 Nxd3 29. Rxd3 c4 0-1

[Event "Ciudad del Este Fernandez Memorial"]
[Site "Ciudad del Este"]
[Date "2013.02.22"]
[Round "1.4"]
[White "Arrua Maldonado, Mathias David"]
[Black "Vargas, Gabriela"]
[Result "0-1"]
[ECO "B33"]
[BlackElo "2056"]
[PlyCount "70"]
[EventDate "2013.02.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Qb6 6. Be3 Qxb2 7. Ndb5 Qb4 8. Bd2 Kd8 9. a3 Qc5 10. Be3 Qh5 11. Be2 Qg6 12. f4 Nxe4 13. Bh5 Nxc3 14. Nxc3 Qe6 15. Qd3 g6 16. Bf3 Bg7 17. 0-0 Qxe3+ 18. Qxe3 Bd4 19. Qxd4 Nxd4 20. Ra2 Nxf3+ 21. Rxf3 d6 22. Nd5 Be6 23. c4 Bxd5 24. cxd5 Rc8 25. f5 Rc5 26. fxg6 fxg6 27. Rd3 Rf8 28. h3 Rf5 29. Rad2 b5 30. g4 Re5 31. Kg2 a5 32. Rd4 Kc7 33. Kg3 Rc3+ 34. Kh4 g5+ 35. Kh5 Rxh3# 0-1

