[Event "Estadual-ch Seniors 14th"]
[Site "Brazil"]
[Date "1997.??.??"]
[Round "3"]
[White "Coelho, Roosevelt Rosado"]
[Black "Davidovich, Helio"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "91"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 c6 6. Nc3 b6 7. Bc4 Bc5 8. Qxg7 Qf6 9. Qxf6 Nxf6 10. h3 a5 11. Bg5 Ng8 12. Rd1 b5 13. Be2 a4 14. Rd3 Ba6 15. Rf3 b4 16. Bxa6 Rxa6 17. Nb1 Ra5 18. Bf4 Ne7 19. 0-0 Ng6 20. Bh2 Rg8 21. Nd2 h5 22. Nc4 Ra6 23. Nd6+ Bxd6 24. Bxd6 Nh4 25. Rg3 Rxg3 26. fxg3 Ng6 27. Bxb4 Rb6 28. Bc3 Rb5 29. Rf5 Rxf5 30. exf5 Ne7 31. f6 Nd5 32. Kf2 Nb6 33. Kf3 d5 34. Kf4 Nc4 35. Bd4 c5 36. Bxc5 Nxb2 37. Kg5 Nc4 38. Kxh5 Kd7 39. g4 Ne5 40. Bd4 Ke6 41. g5 Nc4 42. Kg4 Nd6 43. h4 Nb5 44. Bb2 Nd6 45. h5 Ne4 46. h6 1-0

[Event "Estadual-ch Seniors 14th"]
[Site "Brazil"]
[Date "1997.??.??"]
[Round "3"]
[White "Davidovich, Helio"]
[Black "Pinho, Helvecio"]
[Result "1-0"]
[ECO "C55"]
[BlackElo "1690"]
[PlyCount "93"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nf3 0-0 6. Ng5 Na5 7. h4 Nxc4 8. dxc4 Bb4 9. Bd2 h6 10. a3 Bxc3 11. Bxc3 d6 12. Qe2 Bg4 13. f3 Nh5 14. Qf2 Be6 15. 0-0-0 Bxc4 16. g4 Nf4 17. b3 Ne2+ 18. Kb2 Nxc3 19. Kxc3 Be6 20. Qh2 Qf6 21. Kb2 Rfd8 22. Rdf1 g6 23. Nxe6 Qxe6 24. f4 Qxg4 25. Rhg1 Qh5 26. f5 g5 27. Qh3 f6 28. Rf2 Rd7 29. b4 a5 30. Qb3+ Qf7 31. hxg5 Qxb3+ 32. Kxb3 hxg5 33. c4 axb4 34. Kxb4 c5+ 35. Kb3 b6 36. Rh1 Rda7 37. Ra2 Kg7 38. Rd1 Rd7 39. Rad2 Rad8 40. Rh1 Rh8 41. Rhd1 Rhd8 42. Rh1 Ra7 43. Rdh2 Rb8 44. Rh7+ Kf8 45. Rxa7 g4 46. Rhh7 g3 47. Rh8# 1-0

[Event "Estadual-ch Seniors 14th"]
[Site "Brazil"]
[Date "1997.??.??"]
[Round "1"]
[White "Davidovich, Helio"]
[Black "Vieira, Oscar"]
[Result "0-1"]
[ECO "C28"]
[BlackElo "2115"]
[PlyCount "80"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. d3 Bb4 5. Nf3 d5 6. exd5 Nxd5 7. Bd2 Bxc3 8. Bxc3 Nxc3 9. bxc3 0-0 10. h4 Bg4 11. Qd2 Bxf3 12. gxf3 Na5 13. Bb3 c5 14. a3 Nxb3 15. cxb3 Qd5 16. 0-0-0 Qxb3 17. Qb2 Qxb2+ 18. Kxb2 Rad8 19. h5 Rd6 20. Rh4 Rfd8 21. Re4 f6 22. Kc2 b5 23. c4 Rb6 24. f4 bxc4 25. Rxc4 exf4 26. Rxc5 Rdb8 27. Ra5 Rc8+ 28. Kd2 Rb2+ 29. Ke1 Rcc2 30. Rxa7 Re2+ 31. Kf1 Rxf2+ 32. Kg1 Rg2+ 33. Kh1 Rh2+ 34. Kg1 Rbg2+ 35. Kf1 f3 36. Ra8+ Kf7 37. Ra7+ Ke6 38. Re1+ Kd6 39. Ra6+ Kc5 40. d4+ Kb5 0-1

[Event "Estadual-ch Seniors 14th"]
[Site "Brazil"]
[Date "1997.??.??"]
[Round "3"]
[White "Nonato, Newton"]
[Black "Davidovich, Helio"]
[Result "1-0"]
[ECO "C21"]
[PlyCount "29"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. d4 f6 3. dxe5 Qe7 4. exf6 Qxe4+ 5. Qe2 Qxe2+ 6. Bxe2 Nxf6 7. Bf4 d6 8. Nc3 c6 9. 0-0-0 Be7 10. Bxd6 Bxd6 11. Rxd6 0-0 12. Nf3 Nbd7 13. Ng5 h6 14. Ne6 Rf7 15. Nd8 1-0

