[Event "Catarinense-ch U20"]
[Site "Florianopolis"]
[Date "2000.03.??"]
[Round "3"]
[White "Beltrame, Cristian"]
[Black "Medeiros, Guilherme"]
[Result "1/2-1/2"]
[ECO "B29"]
[PlyCount "84"]
[EventDate "2000.03.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 e5 5. d3 h6 6. 0-0 g6 7. a3 Bg7 8. Be3 d6 9. h3 Nd4 10. Nd5 0-0 11. c3 Nxf3+ 12. Qxf3 a6 13. Nxf6+ Qxf6 14. Qxf6 Bxf6 15. Bxh6 Rd8 16. b4 b5 17. Bd5 Rb8 18. bxc5 dxc5 19. a4 g5 20. h4 gxh4 21. axb5 axb5 22. Ra7 Rd7 23. Ra8 Rxa8 24. Bxa8 Rxd3 25. Rc1 c4 26. Bc6 Kh7 27. Be3 Rd8 28. Bxb5 Be6 29. Ba4 Rg8 30. Kh2 Bg5 31. Bxg5 Rxg5 32. g3 hxg3+ 33. fxg3 Rh5+ 34. Kg2 Bh3+ 35. Kg1 Rg5 36. Kf2 f5 37. Rh1 Rh5 38. Be8 Rh6 39. exf5 Bxf5 40. Rxh6+ Kxh6 41. Bb5 Bd3 42. Kf3 Kg5 1/2-1/2

[Event "Catarinense-ch U20"]
[Site "Florianopolis"]
[Date "2000.03.??"]
[Round "5"]
[White "Branga, Woney"]
[Black "Medeiros, Guilherme"]
[Result "1-0"]
[ECO "C77"]
[PlyCount "52"]
[EventDate "2000.03.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. d3 h6 7. Be3 d6 8. h3 Be7 9. Nc3 Bb7 10. Qd2 Qd7 11. d4 0-0-0 12. d5 Na5 13. Ne2 Nxb3 14. axb3 g6 15. c4 bxc4 16. bxc4 Ne8 17. b4 f5 18. Nc3 fxe4 19. Nxe4 Nf6 20. Nxf6 Bxf6 21. c5 e4 22. Nd4 g5 23. b5 Bxd5 24. Qa5 Qg7 25. Ra4 Kd7 26. b6 Ra8 1-0

[Event "Catarinense-ch U20"]
[Site "Florianopolis"]
[Date "2000.03.??"]
[Round "1"]
[White "Medeiros, Guilherme"]
[Black "De Bona, Glauber"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "66"]
[EventDate "2000.03.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bd3 Nxd4 7. 0-0 e6 8. Bg5 Be7 9. Re1 0-0 10. f4 Qb6 11. Kh1 h6 12. Bh4 Nc6 13. Na4 Qa5 14. b3 Nxe4 15. Bxe4 Bxh4 16. Rf1 Bf6 17. Rb1 d5 18. Bf3 Bd7 19. Re1 Nd4 20. c3 Nxf3 21. gxf3 Bxa4 22. bxa4 Bxc3 23. Rg1 Qc7 24. Rc1 Rac8 25. Qf1 Qxf4 26. Qg2 Bf6 27. Rxc8 Rxc8 28. Qh3 Rc1 29. Rxc1 Qxc1+ 30. Kg2 Bd4 31. Qh4 Qg1+ 32. Kh3 Qf1+ 33. Kg3 Bf2+ 0-1

[Event "Catarinense-ch U20"]
[Site "Florianopolis"]
[Date "2000.03.??"]
[Round "4"]
[White "Medeiros, Guilherme"]
[Black "Horstmann Neto, Jose"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "67"]
[EventDate "2000.03.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. 0-0 0-0 6. d3 d6 7. h3 h6 8. a3 Nd4 9. b4 Nxf3+ 10. Qxf3 Bd4 11. Rb1 Bxc3 12. Bb2 Bxb2 13. Rxb2 c6 14. Rd1 d5 15. Ba2 Qe7 16. exd5 e4 17. dxe4 Nxe4 18. Re1 cxd5 19. Bxd5 Qe5 20. Qxe4 Qxb2 21. Bc4 Qxa3 22. Bd3 g6 23. Bc4 Qxb4 24. Qxg6+ Kh8 25. Qf6+ Kh7 26. Re4 Qb6 27. Qe7 Bf5 28. Rf4 Qg6 29. g4 Be6 30. Bd3 Qxd3 31. cxd3 Rg8 32. Qxb7 a5 33. d4 a4 34. d5 1-0

[Event "Catarinense-ch U20"]
[Site "Florianopolis"]
[Date "2000.03.??"]
[Round "2"]
[White "Medeiros, Guilherme"]
[Black "Mafra, Kaiser Luiz"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "38"]
[EventDate "2000.03.31"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Nxc6 bxc6 7. Be3 Qa5 8. f3 Rb8 9. Bd2 Rxb2 10. Nd5 Qd8 11. Nxf6+ gxf6 12. Bc3 Rb8 13. Bd3 Rg8 14. 0-0 Bh3 15. Rf2 Qb6 16. g3 Bh6 17. Rb1 Qxb1 18. Qxb1 Rxb1+ 19. Bf1 Be3 0-1

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "1999.??.??"]
[Round "1"]
[White "Achutti, Andre"]
[Black "Medeiros, Guilherme"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2044"]
[PlyCount "55"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 Nc6 3. c3 e5 4. Bc4 Nf6 5. d3 g6 6. Ng5 d5 7. exd5 Nxd5 8. Qf3 Be6 9. Nxe6 fxe6 10. h4 Be7 11. h5 Rg8 12. Nd2 Rf8 13. Qg4 Rg8 14. Qxe6 Rg7 15. Bxd5 Qb6 16. h6 Rf7 17. Qxf7+ Kd7 18. Nc4 Qb5 19. Bg5 Rf8 20. Bxc6+ Kxc6 21. Nxe5+ Kb6 22. Qxe7 Re8 23. Qd6+ Ka5 24. 0-0 b6 25. Nc6+ Ka6 26. Qc7 Ra8 27. a4 Qxd3 28. a5 1-0

