[Event "Brasil BCX op"]
[Site "Brasilia"]
[Date "2001.01.25"]
[Round "1"]
[White "Matos, Artur Jose Soares"]
[Black "Lima, Darcy Gustavo Macha"]
[Result "0-1"]
[ECO "A07"]
[BlackElo "2544"]
[PlyCount "50"]
[EventDate "2001.01.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 080 Extra"]
[Source "ChessBase"]
[SourceDate "2001.03.08"]
[SourceVersion "1"]
[SourceVersionDate "2001.03.08"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 Ne7 6. e4 0-0 7. Re1 Nbc6 8. Nbd2 h6 9. Nf1 Be6 10. h4 Qd7 11. N1h2 f5 12. Bh3 Rf7 13. Qe2 Raf8 14. Rf1 fxe4 15. Bxe6 exf3 16. Bxf7+ Rxf7 17. Nxf3 Qg4 18. Kg2 Nf5 19. Rh1 Qa4 20. c3 e4 21. dxe4 dxe4 22. Nh2 Ne5 23. Bf4 Nd3 24. Be3 Nxe3+ 25. fxe3 Rf2+ 0-1

[Event "Mineiro-ch"]
[Site "Varginha"]
[Date "2001.??.??"]
[Round "5"]
[White "Matos, Artur Jose Soares"]
[Black "Machado, Gilmar Dias"]
[Result "0-1"]
[ECO "A08"]
[BlackElo "2085"]
[PlyCount "75"]
[EventDate "2001.10.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 085 Extra"]
[Source "ChessBase"]
[SourceDate "2002.01.21"]
[SourceVersion "1"]
[SourceVersionDate "2002.01.21"]
[SourceQuality "1"]

1. Nf3 d5 2. d3 c5 3. g3 Nc6 4. Bg2 g6 5. 0-0 Bg7 6. Nbd2 Nf6 7. e4 dxe4 8. dxe4 e5 9. c3 0-0 10. Qc2 Qe7 11. Nc4 b5 12. Ne3 Rd8 13. Bd2 Bb7 14. Rad1 b4 15. Bc1 Qe6 16. a3 b3 17. Qe2 Nxe4 18. Qb5 Rab8 19. Rxd8+ Nxd8 20. Nd2 a6 21. Qxb3 Nxd2 22. Qxe6 Nxe6 23. Bxd2 Bxg2 24. Kxg2 Rxb2 25. Nc4 Ra2 26. Rb1 e4 27. Rb8+ Nf8 28. Be3 Rc2 29. Nd6 Bxc3 30. Bxc5 Be5 31. Rxf8+ Kxf8 32. Nxe4+ Kg7 33. Bb6 Bb2 34. a4 Rc4 35. Nd2 Rxa4 36. Kf3 Ra2 37. Nc4 Bc3 38. Ke4 0-1

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.13"]
[Round "11"]
[White "Matos, Artur Jose Soares"]
[Black "Mieles Palau, Daniel Alberto"]
[Result "1/2-1/2"]
[ECO "A06"]
[BlackElo "2316"]
[PlyCount "30"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. d3 e6 3. g3 g6 4. Bg2 Bg7 5. 0-0 Ne7 6. Nbd2 0-0 7. e4 b6 8. c3 Bb7 9. e5 Nd7 10. d4 c5 11. Re1 Rc8 12. Nf1 cxd4 13. cxd4 b5 14. Bf4 h6 15. h4 Qb6 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.12"]
[Round "10"]
[White "Prasca Sosa, Rafael Felipe"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2256"]
[PlyCount "83"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nf3 Bg7 4. Bc4 Nf6 5. Nc3 0-0 6. 0-0 e6 7. Bd3 Nbd7 8. Ne2 e5 9. c3 b6 10. Ng3 Bb7 11. Re1 Re8 12. dxe5 dxe5 13. Bc4 h6 14. Qc2 Qe7 15. h4 h5 16. Ng5 Rf8 17. Qe2 Nc5 18. b4 Ne6 19. Bxe6 fxe6 20. Qc4 Rae8 21. a4 a6 22. b5 a5 23. Ba3 Qd7 24. Rad1 Qc8 25. Rd3 c6 26. Bxf8 Bxf8 27. Kf1 cxb5 28. Qxc8 Rxc8 29. axb5 Re8 30. Red1 Bc5 31. Rd8 Kf8 32. Nxe6+ Ke7 33. Rxe8+ Nxe8 34. Nxc5 bxc5 35. Ra1 Nd6 36. Rxa5 Nxe4 37. Nxe4 Bxe4 38. f3 Bd3+ 39. Kf2 Kd7 40. Ke3 c4 41. Ra6 Kc7 42. Re6 1-0

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.10"]
[Round "9"]
[White "Grosso, Juan Jose"]
[Black "Matos, Artur Jose Soares"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "94"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Nf3 Nf6 5. Bc4 e6 6. 0-0 0-0 7. Bb3 Nbd7 8. Re1 e5 9. d5 h6 10. Na4 Ne8 11. c4 Kh8 12. Bc2 f5 13. b4 b6 14. c5 f4 15. Nd2 g5 16. f3 Rg8 17. Ba3 Bf8 18. Kf2 g4 19. g3 Qg5 20. Rg1 Ndf6 21. Qe2 Qh5 22. Raf1 Qxh2+ 23. Ke1 fxg3 24. Rg2 Qh4 25. f4 Nh5 26. fxe5 dxe5 27. Qe3 Nf4 28. Rxf4 exf4 29. Qxf4 Qh1+ 30. Nf1 Qxg2 31. Bb2+ Kh7 32. Ne3 Qf2+ 33. Qxf2 gxf2+ 34. Kxf2 Bg7 35. e5+ Kh8 36. Bd4 Rf8+ 37. Kg2 Rf4 38. Bc3 h5 39. Bg6 Ba6 40. Bxh5 Be2 41. d6 bxc5 42. d7 cxb4 43. Nd5 Bf3+ 44. Kg3 bxc3 45. Naxc3 Rd4 46. Bxe8 Bxe5+ 47. Kf2 Bxd5 0-1

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.10"]
[Round "8"]
[White "Matos, Artur Jose Soares"]
[Black "Angamarca, Carlos"]
[Result "1-0"]
[ECO "A08"]
[PlyCount "91"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. d3 Nc6 4. Bg2 e5 5. 0-0 Nge7 6. e4 Bg4 7. Nbd2 g6 8. h3 Bd7 9. exd5 Nxd5 10. Re1 Bg7 11. Nc4 0-0 12. Ncxe5 Re8 13. Nxd7 Qxd7 14. c3 Rad8 15. Rxe8+ Rxe8 16. Qc2 b5 17. a3 Nb6 18. Be3 c4 19. d4 Nd5 20. Bd2 Re2 21. Re1 Qe6 22. Qd1 Rxe1+ 23. Qxe1 Qxe1+ 24. Nxe1 Nce7 25. Kf1 Kf8 26. Ke2 Ke8 27. Nc2 Kd7 28. g4 Kd6 29. Ne1 a5 30. Nf3 h6 31. h4 a4 32. Be3 Nc6 33. Nd2 Nce7 34. Ne4+ Kc7 35. Nc5 Kd6 36. g5 h5 37. Bh3 f5 38. gxf6 Bxf6 39. Ne4+ Kc6 40. Nxf6 Nxf6 41. Bg5 Ned5 42. Bxf6 Nxf6 43. Be6 Ne4 44. Bf7 g5 45. Bxh5 gxh4 46. Bf3 1-0

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.09"]
[Round "7"]
[White "Bello, Abel"]
[Black "Matos, Artur Jose Soares"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "47"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. Bd3 e5 5. Ne2 f5 6. exf5 gxf5 7. dxe5 dxe5 8. Ng3 e4 9. Qh5+ Kf8 10. Bc4 Qf6 11. Be3 Ne7 12. Na3 a6 13. Qe2 Qg6 14. Nh5 Be5 15. 0-0-0 Nbc6 16. Nf4 Qf6 17. Qh5 b6 18. Nd5 Nxd5 19. Bh6+ Ke7 20. Bg5 Bf4+ 21. Kb1 Nxc3+ 22. bxc3 Bxg5 23. h4 Bh6 24. Bd5 0-1

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.08"]
[Round "6"]
[White "Matos, Artur Jose Soares"]
[Black "Flores Rios, Mauricio"]
[Result "0-1"]
[ECO "A07"]
[PlyCount "100"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 d5 3. g3 c6 4. Bg2 Bg4 5. Nbd2 Nbd7 6. 0-0 e5 7. e4 Bd6 8. b3 0-0 9. Bb2 Re8 10. Re1 Qc7 11. h3 Bh5 12. g4 Bg6 13. Nh4 Rad8 14. Nf5 Nf8 15. Nf3 dxe4 16. Nxd6 Qxd6 17. Bxe5 Rxe5 18. Nxe5 Qxe5 19. f3 Qd4+ 20. Kh1 exd3 21. cxd3 Nd5 22. Rc1 Nf4 23. Rc4 Qxd3 24. Qxd3 Nxd3 25. Re7 Rd7 26. Rxd7 Nxd7 27. Rd4 Nf8 28. f4 Ne6 29. Rd7 Ndxf4 30. Rxb7 Nxg2 31. Kxg2 a6 32. Rb6 Bd3 33. Kf3 c5 34. Rb8+ Nf8 35. Rc8 Bb1 36. a3 Ba2 37. Ra8 Bxb3 38. Rxa6 g6 39. Ra8 Kg7 40. a4 c4 41. a5 c3 42. Rc8 c2 43. a6 Nd7 44. a7 Nb6 45. Rc6 Nc4 46. a8Q c1Q 47. Rc8 Qe3+ 48. Kg2 Qe2+ 49. Kg3 Qe1+ 50. Kf4 Qe3# 0-1

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.07"]
[Round "5"]
[White "Castillo, Santiago"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2115"]
[PlyCount "67"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. g3 d6 4. Bg2 Nd7 5. Ne2 Ngf6 6. Nbc3 e5 7. 0-0 0-0 8. h3 exd4 9. Nxd4 Re8 10. Nb3 Nb6 11. a4 a5 12. Kh2 c6 13. Re1 h6 14. Rb1 Nh7 15. Nd4 d5 16. e5 Rxe5 17. Rxe5 Bxe5 18. Bxh6 Qf6 19. Be3 c5 20. Nde2 d4 21. Ne4 Qe7 22. Bc1 Nxa4 23. b3 Nb6 24. Ba3 Nd7 25. f4 Bg7 26. Nxd4 Rb8 27. Nb5 b6 28. Ned6 Ba6 29. Qd2 Bxb5 30. Nxb5 Rd8 31. Re1 Qf6 32. Rd1 Nhf8 33. c4 Ne6 34. Qe2 1-0

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.07"]
[Round "4"]
[White "Matos, Artur Jose Soares"]
[Black "Tournier, Matias"]
[Result "1/2-1/2"]
[ECO "B10"]
[BlackElo "2138"]
[PlyCount "49"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Nbd7 4. 0-0 e5 5. d3 Bd6 6. Nbd2 0-0 7. e4 c6 8. b3 Re8 9. Bb2 a5 10. Re1 a4 11. a3 Qb6 12. b4 Qc7 13. c4 dxc4 14. dxc4 b6 15. Qc2 Bb7 16. Rad1 b5 17. c5 Bf8 18. Nf1 g6 19. Ne3 Bg7 20. Bh3 Bc8 21. Rd6 Bf8 22. Rd2 Bg7 23. Rd6 Bf8 24. Rd2 Bg7 25. Rd6 1/2-1/2

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.05"]
[Round "2"]
[White "Matos, Artur Jose Soares"]
[Black "Pulla, Armijos Oscar"]
[Result "0-1"]
[ECO "A07"]
[BlackElo "2045"]
[PlyCount "54"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 d5 3. g3 e6 4. Bg2 Bd6 5. 0-0 0-0 6. Nbd2 c6 7. e4 e5 8. h3 Re8 9. Re1 Qb6 10. Nb3 Be6 11. Qe2 Nbd7 12. Ng5 a5 13. a4 dxe4 14. Nxe6 exd3 15. Qxd3 Rxe6 16. Be3 Qc7 17. Rad1 e4 18. Qd4 Be5 19. Qc4 Rae8 20. c3 Nd5 21. Bxe4 Bxg3 22. Bxd5 Nb6 23. Qc5 Nxd5 24. Nd4 Rg6 25. Kh1 Qd7 26. Nf5 Qxf5 27. Bg5 Qxh3+ 0-1

[Event "Pan American-ch U20"]
[Site "Macas"]
[Date "2000.07.04"]
[Round "1"]
[White "Aucay Pelaez, Mauro"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2239"]
[PlyCount "37"]
[EventDate "2000.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ECU"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 Bg7 4. Nf3 Nd7 5. Bc4 Ngf6 6. e5 Ng4 7. Ng5 Nh6 8. Bxf7+ Nxf7 9. Ne6 Nb6 10. Nxd8 Nxd8 11. exd6 cxd6 12. 0-0 Bf5 13. Re1 Nc6 14. Nb5 0-0-0 15. c3 a6 16. d5 axb5 17. dxc6 bxc6 18. Bg5 Rd7 19. g4 1-0

[Event "Maalox Plus op"]
[Site "Brasilia"]
[Date "1999.01.22"]
[Round "2"]
[White "Batista, Gerson Peres"]
[Black "Matos, Artur Jose Soares"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2155"]
[PlyCount "61"]
[EventDate "1999.01.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "CBM 068 Extra"]
[Source "ChessBase"]
[SourceDate "1999.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.03.01"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 e5 5. fxe5 dxe5 6. d5 Nf6 7. Nf3 0-0 8. Be2 Re8 9. 0-0 c6 10. Kh1 Qb6 11. Qe1 cxd5 12. exd5 Bf5 13. Qh4 h5 14. Na4 Qd6 15. c4 Nbd7 16. Nc3 Rac8 17. Ng5 Nb6 18. a3 e4 19. Nb5 Qd7 20. Nxa7 Rxc4 21. Be3 Nfxd5 22. Rad1 Qa4 23. b3 Qxb3 24. Bxb6 Nxb6 25. Rb1 Qe3 26. Rfe1 Qc5 27. Rxb6 Ra4 28. Rxb7 Rxa7 29. Rxa7 Qxa7 30. Bc4 Bf6 31. Qg3 1/2-1/2

[Event "BRA-ch Mineiro"]
[Site "Mineiro"]
[Date "1999.??.??"]
[Round "3"]
[White "Gomes, Luiz Alexandre"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2215"]
[PlyCount "53"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nf3 Nf6 4. Nc3 Bg7 5. h3 Nbd7 6. Be3 e5 7. dxe5 dxe5 8. Bc4 0-0 9. Qe2 c6 10. 0-0 Qe7 11. a4 Nc5 12. Bg5 a5 13. Rfd1 Re8 14. Qe3 Qf8 15. Rd2 Nh5 16. Rad1 h6 17. Bd8 Nd7 18. Bc7 Bf6 19. Rxd7 Bxd7 20. Rxd7 Re7 21. Bd6 Qe8 22. Rxe7 Bxe7 23. Bxe7 Qxe7 24. Qxh6 Qf6 25. Ng5 Qg7 26. Bxf7+ Kf8 27. Ne6+ 1-0

[Event "BRA-ch U20"]
[Site "Brasilia"]
[Date "1999.??.??"]
[Round "4"]
[White "Matos, Artur Jose Soares"]
[Black "Coelho, Luis Henrique"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1835"]
[BlackElo "1990"]
[PlyCount "80"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. d3 Nf6 3. g3 Bg4 4. Bg2 Nbd7 5. 0-0 e5 6. Nbd2 c6 7. e4 dxe4 8. dxe4 Bc5 9. c3 0-0 10. Qc2 Qc7 11. Nc4 Rfe8 12. Be3 Bf8 13. h3 Be6 14. Ncd2 c5 15. Ng5 c4 16. Nxe6 Rxe6 17. Qa4 Rc6 18. Rfe1 a6 19. Rad1 b5 20. Qc2 Ne8 21. Nf1 Nd6 22. f4 Nb7 23. fxe5 Re8 24. Bf4 Nxe5 25. Kh1 Qa5 26. Qb1 Nc5 27. Ne3 Ncd3 28. Re2 Bc5 29. Bxe5 Nxe5 30. Nd5 Rg6 31. Kh2 Rh6 32. Rf1 Qd8 33. Rf5 Bd6 34. Qf1 Bb8 35. Rd2 Nd3 36. Rxf7 Bxg3+ 37. Kxg3 Qd6+ 38. Kf3 Kxf7 39. Ke2+ Kg8 40. Nb4 Rf6 0-1

[Event "Brasilia-Brasileiro"]
[Site "Brazil"]
[Date "1999.??.??"]
[Round "?"]
[White "Matos, Artur Jose Soares"]
[Black "Gomes da Silva Filho, Jose"]
[Result "0-1"]
[ECO "A07"]
[PlyCount "86"]
[EventDate "1999.??.??"]
[EventType "match"]
[EventRounds "2"]
[EventCountry "BRA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. d3 Nf6 3. g3 Bg4 4. Bg2 Nbd7 5. 0-0 e5 6. Nbd2 c6 7. e4 dxe4 8. dxe4 Bc5 9. c3 0-0 10. Qc2 Re8 11. Nc4 Qc7 12. Be3 Bf8 13. Rad1 Rad8 14. b3 Be6 15. Ncd2 Ng4 16. Rfe1 Ndf6 17. Ng5 Nxe3 18. Rxe3 Bg4 19. f3 Bc5 20. Nc4 b5 21. b4 Bxe3+ 22. Nxe3 Bd7 23. Qb3 Be6 24. Nxe6 Rxd1+ 25. Qxd1 Rxe6 26. Nf5 g6 27. Nh6+ Kg7 28. Qc1 Ng8 29. Nxg8 Kxg8 30. Kf1 Qd6 31. Ke2 Re8 32. Qd2 Qxd2+ 33. Kxd2 Kg7 34. Bh3 Kf6 35. Ke2 Ke7 36. a3 a5 37. Kd2 axb4 38. axb4 Ra8 39. Kd3 Ra2 40. Bc8 Rxh2 41. Bb7 Kd6 42. f4 exf4 43. e5+ Kc7 0-1

[Event "BRA-ch U20"]
[Site "Brasilia"]
[Date "1999.??.??"]
[Round "3"]
[White "Matos, Artur Jose Soares"]
[Black "Sone, Kaue"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1835"]
[PlyCount "71"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 d5 3. g3 b6 4. Bg2 Bb7 5. 0-0 e6 6. Nbd2 Nbd7 7. Re1 Be7 8. e4 dxe4 9. dxe4 c5 10. c3 Nf8 11. Qc2 Ng6 12. e5 Nd7 13. Nc4 b5 14. Nd6+ Bxd6 15. exd6 Nf6 16. Rd1 Qd7 17. Be3 c4 18. Bc5 Rc8 19. Ba3 0-0 20. Qe2 Rfd8 21. Rd4 Nd5 22. Ne5 Nxe5 23. Qxe5 f6 24. Qe2 Kh8 25. Re1 e5 26. Rxd5 Bxd5 27. Bxd5 a5 28. Be4 b4 29. cxb4 Qxd6 30. Qh5 g6 31. Bxg6 Rc7 32. bxa5 Qc6 33. Be4 Qa6 34. Rd1 Rg8 35. Qf5 Rg5 36. Rd8+ 1-0

[Event "BRA-ch U20"]
[Site "Brasilia"]
[Date "1999.??.??"]
[Round "5"]
[White "Oliveira, Conrado"]
[Black "Matos, Artur Jose Soares"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "1835"]
[PlyCount "146"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Bc4 Nf6 5. Nbd2 0-0 6. 0-0 Nbd7 7. Re1 e5 8. c3 h6 9. Nf1 Re8 10. Qc2 c6 11. dxe5 dxe5 12. Ng3 Qc7 13. h3 b5 14. Bb3 c5 15. a4 c4 16. Ba2 a6 17. Be3 Bb7 18. b3 cxb3 19. Bxb3 Rac8 20. Qa2 Re7 21. Nh4 Nf8 22. Bd2 Rd7 23. axb5 axb5 24. Qb2 Rcd8 25. Nf3 Rd6 26. Rad1 N8d7 27. Bc2 Bc6 28. Be3 Rxd1 29. Rxd1 Ne8 30. Nd2 Nb6 31. Bb3 Nd6 32. Qc1 Nbc4 33. Nxc4 Nxc4 34. Rxd8+ Qxd8 35. Bxh6 Qd3 36. Bxg7 Kxg7 37. f3 Nd2 38. Ba2 Qe3+ 39. Kh1 Qf2 40. Qd1 Nxf3 41. Qxf3 Qxa2 42. Qg4 Qa1+ 43. Kh2 Qxc3 44. Nf5+ Kh7 45. Ng3 Qe3 46. Qh4+ Kg7 47. Qg4 Qf4 48. Qe2 Qf6 49. Qg4 Qf4 50. Qe2 Qg5 51. Qc2 Qf6 52. Qc5 Qe6 53. Qb4 Qd7 54. Qc5 f6 55. h4 Qb7 56. Qb4 Be8 57. Ne2 Qc6 58. Nc3 Kf7 59. Nd5 Qd7 60. g4 Qa7 61. Kg2 Bc6 62. Qb3 Kg7 63. Kf3 Qa4 64. Qe3 Qd4 65. Qxd4 exd4 66. Nb4 Be8 67. Ke2 Bd7 68. Kd3 Bxg4 69. Kxd4 Kh6 70. e5 fxe5+ 71. Kxe5 Kh5 72. Kf6 Bf5 73. Nc6 Kxh4 0-1

[Event "BRA-ch Mineiro"]
[Site "Mineiro"]
[Date "1999.??.??"]
[Round "5"]
[White "Santos Neto, Francisco Jose"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2221"]
[PlyCount "81"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c3 Bg7 4. h3 d6 5. Bf4 0-0 6. Nbd2 Nbd7 7. e3 Qe8 8. Be2 e5 9. dxe5 dxe5 10. Bh2 e4 11. Nd4 c6 12. Bd6 Ne5 13. Qc2 Ned7 14. g4 Nb6 15. Bxf8 Bxf8 16. g5 Nfd5 17. Qxe4 Qxe4 18. Nxe4 Na4 19. 0-0-0 Nc5 20. Nxc5 Bxc5 21. Bg4 Kf8 22. Nb3 Be7 23. Rhg1 Ke8 24. h4 b6 25. Bxc8 Rxc8 26. e4 Nf4 27. Rg4 Ne6 28. f4 Nc5 29. Nxc5 Bxc5 30. Kc2 Rc7 31. b4 Bf8 32. f5 Rd7 33. Rgg1 Bd6 34. Rd3 Be5 35. Rgd1 Rxd3 36. Rxd3 b5 37. Kb3 Ke7 38. c4 a6 39. f6+ Ke6 40. Rd8 Bg3 41. Re8+ 1-0

[Event "BRA-ch U20"]
[Site "Brasilia"]
[Date "1999.??.??"]
[Round "2"]
[White "Watfe, Rodrigo"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2130"]
[BlackElo "1835"]
[PlyCount "41"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Qe2 e6 6. Bg5 Qd7 7. Nbd2 b6 8. e5 dxe5 9. Bxf6 Bxf6 10. dxe5 Bg7 11. Qe4 c6 12. Rd1 Qe7 13. 0-0 Bb7 14. Qf4 0-0 15. Ne4 c5 16. Nf6+ Kh8 17. Rd3 Rd8 18. Rfd1 Rxd3 19. Rxd3 Bc6 20. Ng5 Nd7 21. Ngxh7 1-0

[Event "Pan American-ch U18"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "4"]
[White "Aucay Pelaez, Mauro"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "A68"]
[PlyCount "97"]
[EventDate "1998.05.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 d6 3. Bd3 g6 4. c4 Bg7 5. Nc3 0-0 6. f4 c5 7. Nf3 e6 8. 0-0 b6 9. d5 exd5 10. cxd5 Re8 11. e4 a6 12. a4 Nbd7 13. Re1 Nf8 14. Bc4 Nh5 15. e5 dxe5 16. Nxe5 Nf6 17. Nc6 Qd7 18. Ra3 Bb7 19. Ne5 Qd6 20. Rb3 N8d7 21. Nxd7 Rxe1+ 22. Qxe1 Nxd7 23. Qe2 Nf6 24. Ne4 Nxe4 25. Qxe4 Kf8 26. Kf1 Rd8 27. Be3 Bc8 28. Qf3 Bd7 29. Qf2 a5 30. Rxb6 Qc7 31. Bxc5+ Kg8 32. d6 Qc8 33. Ba6 Qa8 34. Bb7 Qb8 35. Qc2 Bf8 36. Bd5 Qc8 37. Qc4 Be6 38. Bxe6 fxe6 39. Qb5 Bxd6 40. Rxd6 Rxd6 41. Bxd6 Qc1+ 42. Ke2 Qc2+ 43. Ke3 Qc1+ 44. Kd4 Qd2+ 45. Ke5 Qe3+ 46. Kf6 Qd4+ 47. Qe5 Qxa4 48. Qxe6+ Kh8 49. Qc8+ 1-0

[Event "BRA-ch U18"]
[Site "Porto Belo"]
[Date "1998.??.??"]
[Round "5"]
[White "Cruz, Ricardo Benares de"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2295"]
[PlyCount "35"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. Qe2 e5 6. dxe5 dxe5 7. Bg5 0-0 8. Rd1 Nbd7 9. Nf3 Re8 10. 0-0 c6 11. Rd6 Qc7 12. Rfd1 Qd8 13. Bxf7+ Kxf7 14. Qc4+ Kf8 15. Rxf6+ Bxf6 16. Bh6+ Bg7 17. Ng5 Re7 18. Nxh7+ 1-0

[Event "Pan American-ch U18"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "4"]
[White "Franco, Alexander"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "A04"]
[PlyCount "141"]
[EventDate "1998.05.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 e6 6. c3 Nge7 7. d4 cxd4 8. cxd4 d5 9. e5 0-0 10. Nc3 a6 11. Re1 Bd7 12. Bg5 h6 13. Bf4 Rc8 14. g4 Qb6 15. Na4 Qa7 16. h4 Nb4 17. Nc3 b5 18. Qd2 Kh7 19. Nxb5 Bxb5 20. Qxb4 Rc4 21. Qd2 Rfc8 22. Rac1 Qb7 23. b3 Rxc1 24. Rxc1 Rc7 25. Rxc7 Qxc7 26. Ne1 Qb6 27. Be3 Bd7 28. Nd3 Bf8 29. Nc5 Bc8 30. Bf1 Nc6 31. h5 Nxe5 32. dxe5 Bxc5 33. Bxh6 Bxf2+ 34. Qxf2 Qxf2+ 35. Kxf2 Kxh6 36. Be2 gxh5 37. gxh5 Kg7 38. Ke3 f6 39. Kf4 Bb7 40. Bd3 f5 41. Kg5 d4 42. Be2 Be4 43. Kf4 d3 44. Bd1 Bg2 45. b4 Bc6 46. Ke3 Be4 47. a4 Kh6 48. b5 axb5 49. axb5 d2 50. Kxd2 f4 51. Ke1 Kg5 52. Kf2 Bb7 53. Bf3 Bc8 54. b6 Kf5 55. Bg4+ Kxe5 56. h6 Kf6 57. h7 Kg7 58. Bxe6 Bb7 59. Bf5 Kh8 60. Ke1 Kg7 61. Kd2 Kh8 62. Kc3 Kg7 63. Kd4 Kh8 64. Be4 Bc8 65. Kc5 f3 66. Bxf3 Kxh7 67. Kd6 Kg7 68. Kc7 Ba6 69. Be2 Bxe2 70. b7 Ba6 71. b8Q 1-0

[Event "Pouso Alegre op"]
[Site "Pouso Alegre"]
[Date "1998.??.??"]
[Round "?"]
[White "Frare, Fernando Cesar"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2225"]
[PlyCount "129"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 Nc6 3. Bg2 e5 4. d3 d5 5. 0-0 Be7 6. c3 Bf5 7. Nh4 Bg4 8. h3 Be6 9. Nd2 Qd7 10. Kh2 g5 11. Nhf3 g4 12. hxg4 Nxg4+ 13. Kg1 h5 14. b4 h4 15. gxh4 Bxh4 16. e4 d4 17. b5 Ne7 18. cxd4 exd4 19. Qa4 c5 20. bxc6 Nxc6 21. Bb2 Bf6 22. Rfc1 Nge5 23. Nxe5 Bxe5 24. Nf3 Bf6 25. Kf1 Bh3 26. Bxh3 Rxh3 27. Ng1 Rh1 28. Rxc6 Qxc6 29. Qxc6+ bxc6 30. Kg2 Rh5 31. Ne2 c5 32. Rc1 Kd7 33. Ba3 Be7 34. Ng3 Rg5 35. f4 Rg4 36. Kf3 Rag8 37. Nf5 Rg2 38. Bxc5 Bxc5 39. Rxc5 Rxa2 40. Rd5+ Kc7 41. Nxd4 a5 42. e5 Rd8 43. Nb5+ Kc8 44. Nd6+ Kc7 45. Rc5+ Kb6 46. d4 Rd7 47. Ke4 Re2+ 48. Kd5 Rf2 49. Rb5+ Kc7 50. f5 a4 51. Ra5 Rxf5 52. Ra7+ Kd8 53. Rxd7+ Kxd7 54. Nxf5 a3 55. Ne3 a2 56. Nc2 Kc7 57. Kc5 Kd7 58. d5 Kc7 59. d6+ Kd7 60. Kd5 Kd8 61. Kc6 Kc8 62. d7+ Kd8 63. Kd6 a1Q 64. Nxa1 f5 65. e6 1-0

[Event "BRA-ch U18"]
[Site "Porto Belo"]
[Date "1998.??.??"]
[Round "7"]
[White "Justi Antunes, Luciano"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "E81"]
[PlyCount "61"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Bg5 Nbd7 7. Qd2 e5 8. d5 a6 9. g4 Re8 10. h4 Kf8 11. Bh6 Ng8 12. Bg5 f6 13. Be3 h6 14. g5 fxg5 15. hxg5 h5 16. Bh3 b6 17. Nge2 Nc5 18. Bg2 Ke7 19. b4 Nb7 20. a3 Rf8 21. f4 exf4 22. Nxf4 Qe8 23. Rf1 Kd8 24. Bd4 Bxd4 25. Qxd4 a5 26. Nce2 axb4 27. axb4 Rxa1+ 28. Qxa1 Rf7 29. Nd4 Qd7 30. Bh3 Qe7 31. Nc6+ 1-0

[Event "Pan American-ch U18"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "5"]
[White "Maguiroski, Peterson"]
[Black "Matos, Artur Jose Soares"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "50"]
[EventDate "1998.05.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 d5 3. c4 c6 4. d4 Bf5 5. Qb3 Qc8 6. Nc3 e6 7. Bf4 Nh5 8. Nf3 Nxf4 9. gxf4 h6 10. Nh4 Bh7 11. Bh3 Be7 12. Nf3 b6 13. cxd5 cxd5 14. Qxd5 Qxc3+ 15. bxc3 exd5 16. Ne5 f6 17. Bg2 Be4 18. f3 Bh7 19. Ng4 Nd7 20. e4 dxe4 21. fxe4 Rc8 22. Kd2 0-0 23. e5 fxe5 24. Bd5+ Kh8 25. Nxe5 Nxe5 0-1

[Event "Pan American-ch U18"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "3"]
[White "Matos, Artur Jose Soares"]
[Black "Aguero, Mariano"]
[Result "0-1"]
[ECO "A05"]
[PlyCount "104"]
[EventDate "1998.05.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 e5 7. Nbd2 c6 8. h3 Nbd7 9. Ne1 d5 10. Kh2 dxe4 11. Nxe4 Nxe4 12. Bxe4 Qb6 13. c3 Nf6 14. Bg2 Be6 15. Qc2 Bd5 16. f4 Bxg2 17. Nxg2 exf4 18. Bxf4 Nd5 19. Bd2 Rae8 20. Rae1 c5 21. Nf4 Nf6 22. Rxe8 Rxe8 23. Re1 Qc6 24. Be3 Nd7 25. Qf2 b6 26. Rf1 f5 27. d4 cxd4 28. Bxd4 Nf6 29. Re1 Ne4 30. Qg1 Rd8 31. Rd1 Ng5 32. Qg2 Nf3+ 33. Kh1 Nxd4 34. cxd4 Qxg2+ 35. Kxg2 Rxd4 36. Rxd4 Bxd4 37. b3 Kf7 38. Kf3 Be5 39. Nd3 Bd6 40. Nc1 Ke6 41. Ne2 Be5 42. h4 Kd5 43. Ke3 Kc5 44. Kd3 Kb4 45. Kc2 Ka3 46. Kb1 a6 47. Nf4 Bxf4 48. gxf4 h6 49. Kc2 Kxa2 50. Kc3 Ka3 51. Kc4 b5+ 52. Kc3 b4+ 0-1

[Event "BRA-ch U18"]
[Site "Porto Belo"]
[Date "1998.??.??"]
[Round "4"]
[White "Matos, Artur Jose Soares"]
[Black "Capuano Neto, Fausto"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "54"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 d5 3. g3 e6 4. Bg2 Be7 5. 0-0 c5 6. Nbd2 Nc6 7. e4 b6 8. Re1 Bb7 9. e5 Nd7 10. h4 Qc7 11. Nf1 Ndxe5 12. Nxe5 Nxe5 13. Bf4 Bd6 14. Qe2 Ng6 15. Bd2 0-0-0 16. c3 Kb8 17. b4 c4 18. b5 cxd3 19. Qxd3 Ne5 20. Qe2 Nc4 21. Ne3 Rc8 22. Rec1 Nxd2 23. Qxd2 Be5 24. Nd1 Qc5 25. Qd3 Bf6 26. Rab1 h5 27. a4 Qc4 0-1

[Event "Pan American-ch U18"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "1"]
[White "Matos, Artur Jose Soares"]
[Black "Crosa Coll, Martin"]
[Result "1/2-1/2"]
[ECO "C00"]
[BlackElo "2225"]
[PlyCount "73"]
[EventDate "1998.05.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 c5 2. d3 d5 3. g3 Nc6 4. Bg2 Nf6 5. 0-0 e6 6. Nbd2 Be7 7. e4 b6 8. e5 Nd7 9. Re1 Qc7 10. Qe2 Bb7 11. Nf1 h6 12. a3 g5 13. g4 0-0-0 14. c3 Rde8 15. b4 f6 16. d4 fxe5 17. dxe5 Bf8 18. b5 Ne7 19. Ng3 Rg8 20. Nh5 Ng6 21. a4 Kb8 22. Bd2 Bg7 23. Nxg7 Rxg7 24. Ra2 Rf8 25. Rc2 Rgf7 26. Bc1 d4 27. Nxd4 Bxg2 28. Nxe6 Qb7 29. Nxf8 Rxf8 30. e6 Nde5 31. e7 Nf3+ 32. Qxf3 Qxf3 33. exf8Q+ Nxf8 34. Re8+ Kc7 35. Rd2 Ng6 36. Rdd8 Nf4 37. Rc8+ 1/2-1/2

[Event "BRA-ch U18"]
[Site "Porto Belo"]
[Date "1998.??.??"]
[Round "6"]
[White "Matos, Artur Jose Soares"]
[Black "Da Silva, Jose Gomes"]
[Result "1/2-1/2"]
[ECO "A07"]
[PlyCount "91"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d3 d5 3. g3 c6 4. Bg2 Bg4 5. 0-0 Nbd7 6. Nbd2 e6 7. Re1 Bc5 8. e4 dxe4 9. dxe4 Qb6 10. Rf1 Ne5 11. Qe2 0-0 12. Nb3 h6 13. Nxc5 Bxf3 14. Bxf3 Nxf3+ 15. Qxf3 Qxc5 16. Qe2 Rfd8 17. b3 Qe5 18. Ba3 Qxe4 19. Qxe4 Nxe4 20. Rfe1 Nc3 21. Bb2 Nd5 22. a3 Rd7 23. Rad1 Rad8 24. Kf1 Nb6 25. Ke2 f6 26. f4 Rxd1 27. Rxd1 Rxd1 28. Kxd1 Kf7 29. Ke2 Nd7 30. h4 e5 31. fxe5 Nxe5 32. Ke3 Ke6 33. Ke4 g5 34. hxg5 hxg5 35. Bxe5 fxe5 36. g4 a6 37. a4 b5 38. axb5 axb5 39. c3 Kf6 40. Ke3 Ke7 41. c4 bxc4 42. bxc4 Kd6 43. Ke4 Ke6 44. Kd3 Kd7 45. Ke3 Kd6 46. Ke4 1/2-1/2

[Event "BRA-ch U18"]
[Site "Porto Belo"]
[Date "1998.??.??"]
[Round "1"]
[White "Matos, Artur Jose Soares"]
[Black "Maguiroski, Peterson"]
[Result "1-0"]
[ECO "A05"]
[PlyCount "95"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 b6 4. d3 Bb7 5. Nbd2 e6 6. 0-0 Nbd7 7. b3 Be7 8. Bb2 0-0 9. Re1 c5 10. e4 dxe4 11. dxe4 Qc7 12. c4 Rad8 13. e5 Ne8 14. Qc2 g6 15. Rad1 Ng7 16. Ne4 Nb8 17. h4 Nc6 18. a3 Nf5 19. Ned2 Ncd4 20. Qc3 Rd7 21. Nxd4 Nxd4 22. Nf3 Bxf3 23. Bxf3 Rfd8 24. a4 Bf8 25. Bc1 Nxf3+ 26. Qxf3 Rxd1 27. Rxd1 Rxd1+ 28. Qxd1 Qxe5 29. Bf4 Qd4 30. Qf3 Bd6 31. Bh6 Qe5 32. Qa8+ Bb8 33. Bf4 Qe1+ 34. Kg2 Kg7 35. Qxb8 Qe4+ 36. Kh2 Qf3 37. Qe5+ Kg8 38. Qe3 Qh5 39. Bg5 Qd1 40. Bh6 Qd4 41. Qf3 Qd8 42. Bg5 Qd4 43. Qf6 a6 44. Qf4 e5 45. Qf6 e4 46. Qf4 f5 47. Qb8+ Kg7 48. Qb7+ 1-0

[Event "BRA-ch U18"]
[Site "Porto Belo"]
[Date "1998.??.??"]
[Round "2"]
[White "Souza, David"]
[Black "Matos, Artur Jose Soares"]
[Result "0-1"]
[ECO "E90"]
[PlyCount "100"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 Nbd7 6. Be3 0-0 7. Bd3 e5 8. d5 a6 9. a4 Nc5 10. b4 Nxd3+ 11. Qxd3 Ne8 12. Rb1 f5 13. exf5 gxf5 14. Bg5 Nf6 15. Qe3 f4 16. Qd2 Bf5 17. Rb3 h6 18. Bxf4 exf4 19. Nd4 Qe7+ 20. Nce2 Bd7 21. Qxf4 Nxd5 22. Qd2 Nf4 23. g3 Nxe2 24. Nxe2 Rae8 25. Re3 Qf6 26. 0-0 Rxe3 27. Qxe3 Bxa4 28. Nf4 Re8 29. Nd5 Qf7 30. Qd3 Bc6 31. Nf4 Qf6 32. Nd5 Qf7 33. Nf4 Bf6 34. Rd1 Re4 35. Nd5 Bxd5 36. cxd5 Rxb4 37. Qf5 Kg7 38. Re1 Bd4 39. Qg4+ Kh8 40. Qe2 Rb2 41. Qe8+ Qxe8 42. Rxe8+ Kg7 43. Re7+ Kg6 44. Rxc7 Bxf2+ 45. Kf1 Bc5 46. Ke1 b6 47. Rc8 Rxh2 48. Kd1 a5 49. Ra8 Kf6 50. Re8 a4 0-1

[Event "Pan American-ch U18"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "2"]
[White "Uribe, Mauricio"]
[Black "Matos, Artur Jose Soares"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2205"]
[PlyCount "77"]
[EventDate "1998.05.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nd7 5. Qd2 Ngf6 6. Nf3 e5 7. 0-0-0 0-0 8. dxe5 dxe5 9. Nxe5 Nxe4 10. Nxe4 Bxe5 11. Bg5 Qe8 12. Bd3 Qe6 13. Kb1 Qb6 14. c3 Bg7 15. Be3 Qa5 16. f4 Nb6 17. Nc5 Re8 18. Rhe1 Nd5 19. Nb3 Qa4 20. Bd4 Bg4 21. Rxe8+ Rxe8 22. Re1 Rxe1+ 23. Qxe1 Bxd4 24. Nxd4 Nxf4 25. Bc2 Qd7 26. Qg3 Ne2 27. Nxe2 Bxe2 28. Qe3 Bd1 29. Bd3 b6 30. b3 Bg4 31. Kb2 Bf5 32. Be4 Be6 33. Bd3 Qd5 34. Qe2 a5 35. g3 c6 36. Bc4 Qd6 37. Bxe6 Qxe6 38. Qd2 Qe7 39. a4 1/2-1/2

[Event "BRA-ch U18"]
[Site "Porto Belo"]
[Date "1998.??.??"]
[Round "3"]
[White "Watfe, Rodrigo"]
[Black "Matos, Artur Jose Soares"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "81"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Qe2 0-0 6. h3 h6 7. 0-0 e6 8. Bb3 Nbd7 9. c3 e5 10. dxe5 dxe5 11. Nbd2 b6 12. Nc4 Qe7 13. Bc2 Bb7 14. b4 Rad8 15. Bb2 Ba6 16. Bd3 Bb7 17. Rfd1 c5 18. a3 b5 19. Na5 Ba8 20. Bxb5 cxb4 21. axb4 Nxe4 22. Bc6 Ndf6 23. Bxa8 Rxa8 24. c4 Rfe8 25. c5 Ng5 26. Nxg5 hxg5 27. Nc4 Nh5 28. Nd6 Red8 29. Qc4 Nf4 30. Re1 Rxd6 31. cxd6 Qxd6 32. Rad1 Qe7 33. Qb5 Rd8 34. Rxd8+ Qxd8 35. Bxe5 Bxe5 36. Qxe5 Qd2 37. Qe8+ Kg7 38. Qe5+ Kg8 39. Qe4 Ne6 40. Re2 Qd8 41. Kh2 0-1

[Event "Pan American-ch"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Bassani, Jaison Jose"]
[Black "Matos, Artur Jose Soares"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "108"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 c5 5. Nc3 cxd4 6. Nxd4 Nc6 7. Nb3 Qb6 8. Nd5 Qd8 9. Bb5 Nf6 10. Qf3 0-0 11. c3 a6 12. Bd3 Rb8 13. Ne3 Qc7 14. 0-0 e6 15. f5 Ne5 16. Qe2 b5 17. Bc2 Bb7 18. Nd4 Qe7 19. Nd1 Rbe8 20. Nf2 exf5 21. Bg5 h6 22. Bxf6 Bxf6 23. Rae1 fxe4 24. Nxe4 Bg7 25. a4 Nc6 26. Qd2 Qd8 27. Nxc6 Bxc6 28. Qxd6 Qxd6 29. Nxd6 Rxe1 30. Rxe1 Rd8 31. axb5 axb5 32. Ne4 Re8 33. Kf2 f5 34. Bb3+ Kh7 35. Bd5 Bxd5 36. Ng5+ hxg5 37. Rxe8 g4 38. Rd8 Bc4 39. Ke3 Bh6+ 40. Kd4 Bc1 41. Rd7+ Kh6 42. h4 gxh3 43. gxh3 Bxb2 44. Rd8 Bf1 45. Rb8 Kg5 46. Rb6 Kf4 47. Rxg6 Bxh3 48. Rb6 Bf1 49. Rb8 Kf3 50. Ke5 f4 51. Kd4 Kf2 52. Rf8 f3 53. Ke4 Be2 54. Rc8 Ke1 0-1

[Event "Pan American-ch"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Bustamante Montoni, Lizardo"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "E81"]
[PlyCount "59"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nd7 5. Be3 Ngf6 6. f3 0-0 7. Qd2 c5 8. d5 Re8 9. 0-0-0 a5 10. Bh6 Bh8 11. h4 a4 12. a3 Bg7 13. Bd3 Ne5 14. Bxg7 Kxg7 15. f4 Neg4 16. Nf3 h6 17. Bc2 Bd7 18. e5 dxe5 19. fxe5 Nh7 20. Rhf1 Qc7 21. Qf4 Qc8 22. Nd2 Rf8 23. Nde4 f6 24. e6 Be8 25. Ng3 Qb8 26. d6 exd6 27. Rxd6 Bc6 28. Nh5+ Kh8 29. Bxg6 Ne5 30. Qxh6 1-0

[Event "Pan American-ch"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Matos, Artur Jose Soares"]
[Black "Abdallah, Marcelo"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "55"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 d5 3. d3 Nf6 4. Bg2 Bg4 5. 0-0 e6 6. Nbd2 g6 7. e4 d4 8. e5 Nd5 9. Ne4 Nd7 10. Bg5 Be7 11. Nd6+ Kf8 12. Bxe7+ Qxe7 13. Nxb7 Nxe5 14. Na5 Bxf3 15. Bxf3 Qf6 16. Bg2 Qd8 17. Nc4 f6 18. Nxe5 fxe5 19. Re1 Qd6 20. Qe2 Nb4 21. Bxa8 Rg8 22. a3 Nd5 23. Bxd5 Qxd5 24. Qxe5 Qxe5 25. Rxe5 Kf7 26. Rae1 Re8 27. Rxc5 g5 28. Rxg5 1-0

[Event "Pan American-ch"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Matos, Artur Jose Soares"]
[Black "Kloster, Eugenio"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "37"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d3 f5 5. Nbd2 Nf6 6. 0-0 Bc5 7. c4 Be6 8. e3 Qd7 9. a3 a5 10. Ng5 0-0 11. Nxe6 Qxe6 12. cxd5 Qd6 13. dxc6 f4 14. Nc4 Qe6 15. cxb7 Rad8 16. exf4 Ng4 17. Bh3 h5 18. Nxe5 Qb6 19. Nxg4 1-0

[Event "Pan American-ch"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Matos, Artur Jose Soares"]
[Black "Medina, Vicente"]
[Result "1/2-1/2"]
[ECO "A05"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d3 d6 5. e4 e5 6. 0-0 0-0 7. Nbd2 Be6 8. Ne1 Ng4 9. h3 Nh6 10. f4 f5 11. fxe5 fxe4 12. Nxe4 Rxf1+ 13. Bxf1 dxe5 14. Nf3 Nf5 15. Kh2 Nd7 16. Bg2 c6 17. Qe1 Qc7 18. Kh1 Re8 19. Qf2 Nd4 20. Be3 Nxf3 21. Qxf3 Rf8 22. Qe2 Bd5 23. c3 b6 24. Rf1 Rxf1+ 25. Qxf1 Bxe4 26. Bxe4 Nf6 27. Bg2 Nh5 28. Qe1 e4 29. Bf4 Nxf4 30. gxf4 Qxf4 31. Qxe4 Qxe4 32. Bxe4 1/2-1/2

[Event "Pan American-ch"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Matos, Artur Jose Soares"]
[Black "Moreda, Lucas"]
[Result "0-1"]
[ECO "A07"]
[BlackElo "2275"]
[PlyCount "48"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 c6 2. d3 d5 3. g3 Nf6 4. Bg2 Bf5 5. 0-0 Nbd7 6. Nbd2 e6 7. Qe1 Bc5 8. e4 dxe4 9. dxe4 Bg4 10. e5 Nd5 11. c4 Nb4 12. h3 Bxf3 13. Nxf3 Nc2 14. Qe2 Nxa1 15. Bg5 Be7 16. h4 Bxg5 17. Nxg5 Qa5 18. Rxa1 Qxe5 19. Qd2 Qc7 20. Re1 0-0 21. Qe2 Nf6 22. h5 h6 23. Nh3 Rad8 24. g4 Qa5 0-1

[Event "Pan American-ch"]
[Site "Merida"]
[Date "1997.??.??"]
[Round "?"]
[White "Mendez, David"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "74"]
[EventDate "1997.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "VEN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nd7 5. Nf3 Ngf6 6. h3 e5 7. 0-0 0-0 8. dxe5 dxe5 9. Qe2 Qe7 10. Bg5 Nb6 11. Nd5 Nbxd5 12. Bxd5 h6 13. Bxf6 Qxf6 14. Rad1 Kh8 15. Rd2 Qe7 16. Re1 Re8 17. Qe3 Kh7 18. Rde2 c6 19. Bb3 b6 20. c3 Ba6 21. Rd2 f5 22. exf5 gxf5 23. Nd4 Qf6 24. Nxf5 Qxf5 25. Bc2 e4 26. Bxe4 Rxe4 27. Qxe4 Qxe4 28. Rxe4 Bc4 29. Rd7 Bxa2 30. Ree7 Rg8 31. f4 h5 32. f5 Kh6 33. Rd6+ Kg5 34. Rg6+ Kxf5 35. Rgxg7 Rxg7 36. Rxg7 h4 37. Rxa7 Bd5 1-0

[Event "BRA-ch U16"]
[Site "Americana"]
[Date "1996.04.??"]
[Round "7"]
[White "Capuano Neto, Fausto"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "81"]
[EventDate "1996.04.18"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f3 c6 4. Be3 d5 5. e5 f6 6. exf6 Nxf6 7. Nd2 0-0 8. Bd3 b6 9. Nb3 Nbd7 10. c3 e5 11. Ne2 Bb7 12. 0-0 exd4 13. cxd4 Nh5 14. Qd2 Rf7 15. Rac1 Nf8 16. Ng3 Nxg3 17. hxg3 Ne6 18. Rfe1 Qc7 19. Bf2 Re8 20. a4 Rfe7 21. a5 Bh8 22. axb6 Qxb6 23. Nc5 Bxd4 24. Bxd4 Nxd4 25. Rxe7 Rxe7 26. Kh2 Nb3 27. Qg5 Rf7 28. Bxg6 Nxc5 29. Bxf7+ Kxf7 30. Re1 Ne6 31. Qf5+ Kg7 32. Rxe6 Qd8 33. Qe5+ Kf7 34. Rh6 Kg8 35. Qe6+ Kg7 36. Rh4 Qxh4+ 37. gxh4 Kf8 38. Qd6+ Ke8 39. Qb8+ Kd7 40. Qxb7+ Kd6 41. Qxa7 1-0

[Event "BRA-ch U16"]
[Site "Americana"]
[Date "1996.04.??"]
[Round "6"]
[White "Matos, Artur Jose Soares"]
[Black "Gobbo, Joao Paulo"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "61"]
[EventDate "1996.04.18"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nf3 g6 6. b3 Bg7 7. Bb2 0-0 8. Be2 Nc6 9. Qd2 Bf5 10. d5 Nb4 11. Na3 Nc2+ 12. Nxc2 Bxb2 13. Rd1 Bg7 14. 0-0 a5 15. Nfd4 Bd7 16. Bf3 Re8 17. Rfe1 Bc8 18. Ne3 h5 19. Nf1 a4 20. Qf4 Qd6 21. Qxd6 cxd6 22. Nb5 axb3 23. axb3 Bf5 24. Nc7 Bc2 25. Rc1 Bxb3 26. Nxe8 Rxe8 27. Rb1 Nxc4 28. Rxb3 b6 29. Be2 Ne5 30. Rxb6 Rc8 31. Ba6 1-0

[Event "BRA-ch U16"]
[Site "Americana"]
[Date "1996.04.??"]
[Round "5"]
[White "Matos, Artur Jose Soares"]
[Black "Pahl, Heverton"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "119"]
[EventDate "1996.04.18"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d6 3. c4 Nd7 4. e3 Ngf6 5. d4 Be7 6. Nc3 c6 7. Nf3 0-0 8. c5 e4 9. Nd2 d5 10. b5 Re8 11. Rb1 Nf8 12. bxc6 bxc6 13. Be2 Ng6 14. Qa4 Qc7 15. Nb3 Bd7 16. a3 Bf8 17. Na5 Rac8 18. Ba1 Rb8 19. 0-0 Ne7 20. Na2 Rxb1 21. Rxb1 Bc8 22. Nb4 Bb7 23. Na6 Bxa6 24. Bxa6 Rb8 25. Rb7 Rxb7 26. Bxb7 Qb8 27. Bc3 h6 28. g3 Ng4 29. h3 Nf6 30. Bb4 Ne8 31. Bxc6 Nc7 32. Bd7 a6 33. Nc6 Qb7 34. Nxe7+ Bxe7 35. Qc6 Qxc6 36. Bxc6 Bd8 37. Ba5 Kf8 38. Bxd5 Nxd5 39. Bxd8 Ke8 40. Ba5 Kd7 41. Kf1 Kc6 42. a4 f5 43. Ke2 g5 44. f3 Kd7 45. g4 exf3+ 46. Kxf3 fxg4+ 47. hxg4 Nf6 48. Bb6 Kc6 49. Bd8 Nd5 50. e4 Nf4 51. Bb6 Nd3 52. d5+ Kd7 53. c6+ Kc8 54. Bd4 Kc7 55. Bg7 Nc5 56. Bxh6 Nxa4 57. Bxg5 Nb6 58. Bd2 Nc4 59. Bc3 a5 60. g5 1-0

[Event "BRA-ch U16"]
[Site "Americana"]
[Date "1996.04.??"]
[Round "3"]
[White "Matos, Artur Jose Soares"]
[Black "Pereira, Diogo Nunes"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "107"]
[EventDate "1996.04.18"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c4 Nc6 5. Bb2 b6 6. e3 Ba6 7. Nf3 Qe7 8. a3 Ba5 9. Be2 0-0-0 10. 0-0 h5 11. d4 Nb8 12. Nbd2 Bxd2 13. Qxd2 Ne4 14. Qc2 h4 15. a4 h3 16. g3 Nc6 17. Nd2 f5 18. Nxe4 Qxe4 19. Qxe4 fxe4 20. d5 Nb4 21. Bxg7 Rh7 22. Bc3 Nxd5 23. Bd2 c6 24. a5 Kb7 25. axb6 Nxb6 26. Rxa6 Kxa6 27. c5+ Kb7 28. cxb6 axb6 29. Rb1 Ra8 30. Bg4 d5 31. Bc3 Ra3 32. Bd4 c5 33. Bxc5 Rh6 34. Bxa3 Kc6 35. Rc1+ Kb5 36. Bd7+ Ka6 37. Rc6 Rxc6 38. Bxc6 b5 39. Bxd5 Ka5 40. Bxe4 b4 41. Bxb4+ Kxb4 42. g4 Kc5 43. g5 Kd6 44. g6 Ke7 45. f4 Kf6 46. f5 Kg7 47. Bd5 Kf6 48. e4 Kg7 49. e5 Kf8 50. f6 Ke8 51. g7 Kd7 52. f7 Kc7 53. f8Q Kb6 54. g8R 1-0

[Event "BRA-ch U16"]
[Site "Americana"]
[Date "1996.04.??"]
[Round "1"]
[White "Matos, Artur Jose Soares"]
[Black "Ratcu, Fabio Kaawar"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "60"]
[EventDate "1996.04.18"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d6 3. c4 Nd7 4. e3 Ngf6 5. d4 g6 6. Nf3 Qe7 7. Be2 Bg7 8. 0-0 0-0 9. Nc3 e4 10. Nd2 c6 11. Qb3 Re8 12. b5 h5 13. a4 c5 14. d5 Nf8 15. a5 Bf5 16. b6 a6 17. Rae1 N8d7 18. Bd1 Ng4 19. Bc2 Qh4 20. h3 Ngf6 21. f3 Bxh3 22. Ncxe4 Nxe4 23. Nxe4 f5 24. Nxd6 Qg3 25. Rf2 Bxg2 26. Rxg2 Qxe1+ 27. Kh2 Rxe3 28. Bd3 Ne5 29. Nxf5 Nxf3+ 30. Kh3 Ng5+ 0-1

[Event "BRA-ch U16"]
[Site "Americana"]
[Date "1996.04.??"]
[Round "4"]
[White "Santinello, Evandro"]
[Black "Matos, Artur Jose Soares"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "84"]
[EventDate "1996.04.18"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. e5 d6 4. exd6 exd6 5. c4 Ne7 6. Nc3 0-0 7. Nf3 Re8 8. Be2 b6 9. 0-0 Bb7 10. Bd2 Nf5 11. d5 c6 12. Re1 cxd5 13. cxd5 Nd7 14. Bb5 a6 15. Ba4 b5 16. Bc2 Ne7 17. Bb3 Nc5 18. Bg5 Qd7 19. a4 b4 20. Ne4 Nxe4 21. Rxe4 Bxb2 22. Rb1 Bc3 23. h3 a5 24. g4 Nc8 25. Rxe8+ Qxe8 26. Qd3 Nb6 27. Nd2 Ba6 28. Qc2 Rc8 29. Ne4 Be5 30. Qd2 Bh2+ 31. Kxh2 Qxe4 32. Re1 Qd3 33. Qxd3 Bxd3 34. Be7 Re8 35. Re3 Bc4 36. Bxc4 Nxc4 37. Re4 Nb6 38. f3 Nxd5 39. Bxd6 Rxe4 40. fxe4 Nc3 41. Bc7 Nxa4 42. Bxa5 b3 0-1

[Event "BRA-ch U16"]
[Site "Americana"]
[Date "1996.04.??"]
[Round "2"]
[White "Vescovi, Giuliano"]
[Black "Matos, Artur Jose Soares"]
[Result "1-0"]
[ECO "A41"]
[PlyCount "61"]
[EventDate "1996.04.18"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. e3 Bf5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Nc3 Bb4 7. Bd2 Nf6 8. a3 Be7 9. Nf3 Nbd7 10. Be2 c6 11. 0-0 Kc7 12. b4 g5 13. Bc1 e4 14. Nd2 Bd6 15. c5 Be5 16. Bb2 b5 17. a4 a6 18. f3 exf3 19. Nxf3 Bxc3 20. Bxc3 Bg4 21. h3 Bxf3 22. Rxf3 Nd5 23. Bxh8 Rxh8 24. axb5 cxb5 25. Rxf7 Nxb4 26. Rd1 Rd8 27. Bg4 Kc6 28. Bxd7+ Kxc5 29. Rf5+ Kb6 30. Rxg5 Kc7 31. Rg7 1-0

