[Event "SWE-chT 9293"]
[Site "Sweden"]
[Date "1992.??.??"]
[Round "6"]
[White "Pietrusiak, Bogdan"]
[Black "Lundberg, Ove"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2250"]
[PlyCount "84"]
[EventDate "1992.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. cxd4 Bg4 7. Be2 Bxf3 8. Bxf3 Bb4+ 9. Nc3 Qc4 10. Be3 Bxc3+ 11. bxc3 Qxc3+ 12. Kf1 Nge7 13. Rc1 Qb4 14. Qd3 0-0 15. Rb1 Qd6 16. Qe4 f5 17. Qf4 Rab8 18. Qxd6 cxd6 19. d5 Ne5 20. Bxa7 Ra8 21. Bd4 Nxf3 22. gxf3 Nxd5 23. Rxb7 Rf7 24. Rb2 Ra4 25. Rd2 Rb7 26. Be3 Nxe3+ 27. fxe3 Rba7 28. Rg1 Rxa2 29. Rgg2 Rxd2 30. Rxd2 Ra6 31. Kf2 Kf7 32. f4 Ke6 33. Kf3 Ra1 34. Rg2 g6 35. Rd2 Rb1 36. Kg2 h6 37. Kf3 g5 38. fxg5 hxg5 39. Ra2 Ke5 40. Ra8 Rb3 41. Re8+ Kd5 42. Rg8 g4+ 1/2-1/2

[Event "SWE-chT 9293"]
[Site "Sweden"]
[Date "1992.??.??"]
[Round "4"]
[White "Solbrand, Stefan"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2285"]
[BlackElo "2250"]
[PlyCount "108"]
[EventDate "1992.??.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. d4 cxd4 7. Nxd4 Nf6 8. Re1 0-0 9. c3 Bb7 10. f3 c5 11. Ne2 d5 12. e5 Nd7 13. e6 Ne5 14. Nf4 f5 15. Nh3 c4 16. Re2 d4 17. cxd4 Nd3 18. Be3 Bxd4 19. Bxd4 Qxd4+ 20. Kh1 Rad8 21. Nc3 Qh4 22. Qf1 g5 23. Nf2 g4 24. Nxd3 Rxd3 25. Qf2 Qxf2 26. Rxf2 gxf3 27. gxf3 Rxf3 28. Rxf3 Bxf3+ 29. Kg1 Rb8 30. Rf1 Bg4 31. Rf2 Rb6 32. Kg2 f4 33. Nd5 Rxe6 34. Rxf4 Be2 35. Kf2 Bd3 36. Rg4+ Kf8 37. Nf4 Rd6 38. Rg5 Rf6 39. Ke3 Rd6 40. Ra5 a6 41. Rd5 Rh6 42. h3 Bf1 43. Rd1 Bd3 44. Kd4 Bg6 45. Nxg6+ hxg6 46. Rf1+ Ke8 47. Rf3 Rh4+ 48. Kc5 Re4 49. Ra3 Re2 50. Rxa6 Rxb2 51. Kxc4 Kf7 52. Kd4 Rh2 53. Ra3 Ke6 54. Ke4 Re2+ 1/2-1/2

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Bengtsson, Bo"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2350"]
[BlackElo "2270"]
[PlyCount "34"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. h3 e5 8. Na3 Re8 9. d4 cxd4 10. cxd4 a6 11. Bf1 d5 12. exd5 Nxd5 13. dxe5 Nxe5 14. Nxe5 Rxe5 15. Rxe5 Bxe5 16. Nc4 Bf6 17. Qf3 Be6 1/2-1/2

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Ebenfelt, Anders"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B61"]
[BlackElo "2270"]
[PlyCount "55"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Nxd4 8. Qxd4 Bd7 9. f4 Qa5 10. 0-0-0 a6 11. e5 dxe5 12. fxe5 Bc6 13. Bc4 Nd7 14. Rhe1 Qc5 15. Qg4 Be7 16. Bxe7 Qxe7 17. Qxg7 0-0-0 18. Ne4 Bxe4 19. Rxe4 Rdg8 20. Qh6 Rxg2 21. Qe3 Rhg8 22. Bxa6 bxa6 23. Qa7 R8g4 24. Re3 Qg5 25. Kb1 Rd2 26. Qxa6+ Kb8 27. Rb3+ Kc7 28. Rc3+ 1-0

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Engstrom, Kaj"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B59"]
[WhiteElo "2265"]
[BlackElo "2270"]
[PlyCount "34"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. Bg5 Be6 9. 0-0 0-0 10. Qd2 h6 11. Bxf6 Bxf6 12. Rad1 Bxb3 13. axb3 Nd4 14. Bc4 Rc8 15. Nb5 Nxb5 16. Bxb5 Qc7 17. c3 Rfd8 1/2-1/2

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Hammar, Bengt Erik"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "2375"]
[BlackElo "2270"]
[PlyCount "29"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Nc3 a6 8. h3 Rb8 9. e4 b5 10. e5 Nd7 11. cxb5 axb5 12. Ng5 dxe5 13. Bxc6 exd4 14. Nxb5 Rb6 15. Na7 1/2-1/2

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Johansson, Jan"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B56"]
[BlackElo "2270"]
[PlyCount "117"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f4 e5 7. Nf3 Be7 8. Bc4 Qa5 9. Qd3 0-0 10. 0-0 exf4 11. Bxf4 Ne5 12. Nxe5 dxe5 13. Bg5 Be6 14. Bxf6 Bxf6 15. Nd5 Qc5+ 16. Kh1 Rac8 17. Nxf6+ gxf6 18. Qg3+ Kh8 19. Bd3 Rg8 20. Qh4 Rg6 21. Rxf6 Qe7 22. Raf1 Rcg8 23. g3 Rg4 24. Qh6 R4g5 25. a3 a5 26. Qh4 R8g7 27. Rh6 Bg4 28. Bc4 Qc7 29. b3 b5 30. Rxh7+ Rxh7 31. Qxg5 bxc4 32. Qxg4 cxb3 33. cxb3 Qc2 34. h4 Qxb3 35. Qf3 Qc4 36. Rd1 Qe6 37. Kh2 Qa2+ 38. Kh3 Qe6+ 39. Qg4 Qe7 40. Rb1 Qc7 41. Qf5 Rh6 42. Rd1 Re6 43. Qg5 Re7 44. h5 Re8 45. Qf6+ Kh7 46. Qf5+ Kg7 47. Rd7 Qc4 48. h6+ Kf8 49. Rb7 a4 50. Ra7 Qe6 51. Kg4 Qc4 52. Rd7 Qe2+ 53. Kh4 Qh2+ 54. Kg4 Qe2+ 55. Kh3 Qc4 56. Rb7 Qe6 57. Kg4 Qc4 58. Rd7 Qe2+ 59. Kh4 1/2-1/2

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Andersson, Tor"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2270"]
[PlyCount "71"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nb6 7. Bb3 d6 8. exd6 Qxd6 9. 0-0 Be6 10. Bxe6 Qxe6 11. Nxd4 Nxd4 12. Qxd4 Rd8 13. Qh4 Qe2 14. Bd2 e6 15. Re1 Qb5 16. b3 Be7 17. Qg4 Bf6 18. c4 Qd7 19. Bc3 Qe7 20. Qf3 0-0 21. Bxf6 Qxf6 22. Qxf6 gxf6 23. Nc3 f5 24. Red1 Kg7 25. Kf1 Kf6 26. Ke2 a6 27. Ke3 Nd7 28. f4 Ke7 29. Rac1 Nf6 30. h3 Rg8 31. Rxd8 Kxd8 32. Kf3 h5 33. h4 Ne4 34. Ne2 Kc7 35. Rd1 Kc6 36. b4 1/2-1/2

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Ernst, Thomas"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "2270"]
[BlackElo "2415"]
[PlyCount "74"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. f3 Ng5 11. f4 Ne4 12. Be3 0-0 13. Nd2 Nxd2 14. Qxd2 Qe7 15. Nb3 Bb6 16. Qc3 f6 17. Nc5 fxe5 18. fxe5 Bf5 19. Rae1 Bg6 20. Bd4 h6 21. h3 Kh7 22. Rxf8 Rxf8 23. b4 Re8 24. a4 Qg5 25. Re3 Bxc5 26. Bxc5 Be4 27. Rg3 Qc1+ 28. Kh2 Qxc2 29. Qa1 a5 30. e6 Bg6 31. Qe5 axb4 32. Bxb4 c5 33. Rc3 Qb2 34. Bxc5 Be4 35. Qg3 Rxe6 36. Ba3 Qa2 37. Rf3 Bxf3 0-1

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Hector, Jonny"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "2270"]
[BlackElo "2350"]
[PlyCount "73"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 f5 3. d4 fxe4 4. Nxe5 Nf6 5. Bg5 d6 6. Nc3 dxe5 7. dxe5 Qxd1+ 8. Rxd1 h6 9. Bxf6 gxf6 10. Nd5 Kd7 11. Nb6+ Kc6 12. Nxa8 fxe5 13. Bc4 Bd6 14. Bd5+ Kd7 15. Bxe4 c6 16. 0-0 Ke7 17. Rd3 Na6 18. Rfd1 Rd8 19. Rg3 Nc5 20. Bh7 Ne6 21. c3 Ng5 22. h4 Nxh7 23. Rg7+ Kf6 24. Rxh7 Kg6 25. Rxd6+ Rxd6 26. Rh8 Be6 27. Rb8 Rd7 28. a4 Kf6 29. b4 Rg7 30. a5 Bd5 31. g3 Kf5 32. Rd8 Ke4 33. Re8 h5 34. f4 Rxg3+ 35. Kh2 Kxf4 36. Rf8+ Kg4 37. Rf2 0-1

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Lind, Jan Olov"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2270"]
[BlackElo "2290"]
[PlyCount "79"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Bd3 cxd4 7. cxd4 Be7 8. Nc3 Qd6 9. 0-0 0-0 10. Be3 Nc6 11. Rc1 Rd8 12. Nb5 Qd7 13. Ne5 Nxe5 14. dxe5 Nd5 15. Bc5 Bxc5 16. Rxc5 Qe7 17. Rc4 Bd7 18. Nd6 g6 19. b4 Be8 20. Qc1 Kg7 21. g3 a5 22. b5 Nb6 23. Rh4 h5 24. Rd1 Rd7 25. Qe3 Nd5 26. Qd4 Rad8 27. Be4 Nc7 28. a4 Na8 29. Kg2 Kg8 30. f4 f5 31. Bf3 Bf7 32. Rd2 Kg7 33. Qc3 b6 34. Bc6 Rc7 35. Rd3 Kg8 36. Qd2 Rb8 37. Nc4 Ra7 38. Rd6 Kg7 39. Qe3 Nc7 40. Nxb6 1-0

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Ornstein, Axel"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2270"]
[BlackElo "2405"]
[PlyCount "122"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. h3 Bh5 8. 0-0 Nc6 9. Be3 cxd4 10. cxd4 Be7 11. Nc3 Qd6 12. Nb5 Qd7 13. Ne5 Nxe5 14. dxe5 Nd5 15. Bxh5 Qxb5 16. Be2 Qxb2 17. Bd4 Qa3 18. Bb5+ Kf8 19. Qe2 Bc5 20. Bb2 Qa5 21. Rfc1 Ba3 22. Bc4 Bxb2 23. Qxb2 Nb6 24. Bb3 Rd8 25. Rc7 Rd7 26. Rac1 Ke7 27. Qd4 Rhd8 28. Qh4+ Kf8 29. R7c5 Qd2 30. Qxh7 Qh6 31. Qe4 Nd5 32. Rc8 Kg8 33. Ba4 Nb6 34. Rxd8+ Rxd8 35. Rc7 Nxa4 36. Qxa4 b5 37. Qe4 a5 38. Qf3 Rf8 39. Kh2 Qd2 40. a3 Qd4 41. Qg3 Rb8 42. h4 b4 43. axb4 axb4 44. h5 Qe4 45. h6 Qg6 46. Qxg6 fxg6 47. Rxg7+ Kh8 48. Rc7 b3 49. Rc1 g5 50. Rb1 b2 51. Kg3 Kh7 52. Kf3 Kxh6 53. Ke3 Kg6 54. Kd3 Kf5 55. Kc3 Ke4 56. Re1+ Kf4 57. Rb1 Rc8+ 58. Kxb2 Kxe5 59. Re1+ Kf5 60. Re3 g4 61. Rc3 Ra8 1/2-1/2

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Svenn, Gosta"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2270"]
[BlackElo "2230"]
[PlyCount "27"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Be3 c4 6. Ne2 Bd6 7. Nf4 Nf6 8. Be2 Nc6 9. 0-0 0-0 10. b3 cxb3 11. axb3 Bf5 12. Nd2 a6 13. Bf3 Bc7 14. g4 1/2-1/2

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Unander, Matts"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2270"]
[BlackElo "2265"]
[PlyCount "44"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. c3 e6 5. d4 cxd4 6. cxd4 Na6 7. a3 Be7 8. Bd3 Nac7 9. Nc3 b6 10. Ne4 0-0 11. Nfg5 h6 12. h4 f5 13. exf6 Bxf6 14. Nd6 Qe7 15. Qh5 Qxd6 16. Qg6 Bxg5 17. Qh7+ Kf7 18. Bg6+ Kf6 19. hxg5+ hxg5 20. Bxg5+ Kxg5 21. Qxg7 Rf5 22. Bh5+ Kf4 1-0

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Renman, Nils Gustaf"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2420"]
[BlackElo "2270"]
[PlyCount "73"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be3 c6 7. Be2 e5 8. d5 c5 9. Nd2 Ne8 10. g4 f5 11. gxf5 gxf5 12. exf5 Bxf5 13. Bg4 Qd7 14. Rg1 Na6 15. Nde4 Kh8 16. Bxf5 Qxf5 17. Qg4 Qxg4 18. Rxg4 Nf6 19. Nxf6 Bxf6 20. Nb5 Be7 21. Kd2 Rg8 22. Rag1 Rxg4 23. Rxg4 Rf8 24. Nxa7 Nc7 25. Nb5 Nxb5 26. cxb5 Rf5 27. Kd3 Rh5 28. Ra4 Rxh2 29. Ra7 Bh4 30. Rxb7 Bxf2 31. Bxf2 Rxf2 32. a4 c4+ 33. Kxc4 Rf4+ 34. Kb3 e4 35. b6 e3 36. Re7 Rf3 37. b7 1-0

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Setterqvist, Kurt"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "E95"]
[BlackElo "2270"]
[PlyCount "77"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 Nbd7 7. 0-0 e5 8. Re1 c6 9. Bf1 exd4 10. Nxd4 Ng4 11. Qxg4 Bxd4 12. Be3 Bg7 13. Qd1 Nc5 14. Bd4 Be5 15. Qd2 Qf6 16. Rad1 g5 17. Qe3 Qe7 18. g3 g4 19. Rd2 a5 20. Red1 Ne6 21. Ne2 Ng5 22. Bg2 Be6 23. Rc2 f5 24. Qc3 fxe4 25. Bxe5 dxe5 26. Qxe5 Rae8 27. Nf4 Bf5 28. Qxa5 Nf3+ 29. Bxf3 exf3 30. Rcc1 Ra8 31. Qc3 Rxa2 32. Re1 Qf6 33. Re5 Bg6 34. Rce1 Raa8 35. Qe3 Bf7 36. Qc3 Rad8 37. h3 h5 38. h4 Kg7 39. Rg5+ 1-0

[Event "SWE-ch"]
[Site "Linkoping"]
[Date "1984.??.??"]
[Round "?"]
[White "Winge, Stefan"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "2250"]
[BlackElo "2270"]
[PlyCount "81"]
[EventDate "1984.07.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "SWE"]
[EventCategory "2"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nb3 e6 8. Be3 Qc7 9. f4 a6 10. 0-0 Be7 11. Qe2 0-0 12. a4 b6 13. Rae1 Bb7 14. Bc1 Nb4 15. e5 Nfd5 16. Nxd5 exd5 17. Bd3 Nxd3 18. Qxd3 Qc4 19. Be3 dxe5 20. fxe5 Rac8 21. Rf2 Qb4 22. Ref1 Rc4 23. Bd4 Qxa4 24. Bxb6 Qb5 25. Bd4 Bc8 26. Bc3 Re4 27. Nd4 Qxd3 28. cxd3 Re3 29. Nc6 Bh4 30. g3 Bd7 31. gxh4 Bxc6 32. Bb4 Re8 33. Rxf7 h5 34. Bf8 R8xe5 35. Rxg7+ Kh8 36. Rc7 Re6 37. Bg7+ Kg8 38. Rf8+ Kh7 39. Bd4+ Re7 40. Rh8+ Kg6 41. Rxc6+ 1-0

[Event "SWE-chT fin"]
[Site "Sweden"]
[Date "1983.??.??"]
[Round "2"]
[White "Johansson, Jan"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B56"]
[BlackElo "2270"]
[PlyCount "50"]
[EventDate "1983.??.??"]
[EventType "team"]
[EventRounds "3"]
[EventCountry "SWE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Ng4 7. Nxc6 bxc6 8. Bc4 Nxe3 9. fxe3 e6 10. 0-0 Qg5 11. Qf3 Qf6 12. Qh5 Qg6 13. Qa5 Bd7 14. Rf3 Be7 15. Qc7 Rd8 16. e5 d5 17. Bd3 Qg4 18. Qxa7 Qb4 19. Qd4 0-0 20. a3 Qxd4 21. exd4 c5 22. a4 cxd4 23. Nb5 Rb8 24. Kf1 f6 25. exf6 Bxf6 1/2-1/2

[Event "SWE-chT fin"]
[Site "Sweden"]
[Date "1983.??.??"]
[Round "1"]
[White "Lekander, Rolf Ake"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "E68"]
[WhiteElo "2295"]
[BlackElo "2270"]
[PlyCount "47"]
[EventDate "1983.??.??"]
[EventType "team"]
[EventRounds "3"]
[EventCountry "SWE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. d4 0-0 6. 0-0 Nbd7 7. Nc3 e5 8. e4 c6 9. Qc2 Re8 10. h3 exd4 11. Nxd4 Nc5 12. Nb3 Nfd7 13. Bf4 Qe7 14. Rad1 Ne5 15. Nxc5 dxc5 16. b3 g5 17. Bc1 g4 18. hxg4 Bxg4 19. f3 Bh5 20. Ne2 Rad8 21. Rxd8 Rxd8 22. Nf4 Bg6 23. Rd1 Rd6 24. Rxd6 1/2-1/2

[Event "SWE-chT fin"]
[Site "Sweden"]
[Date "1983.??.??"]
[Round "3"]
[White "Pietrusiak, Bogdan"]
[Black "Lind, Jan Olov"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2270"]
[BlackElo "2300"]
[PlyCount "131"]
[EventDate "1983.??.??"]
[EventType "team"]
[EventRounds "3"]
[EventCountry "SWE"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Be2 Nc6 7. Na3 cxd4 8. Nb5 Qd8 9. Nbxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 Bd7 12. 0-0 Be7 13. Bf4 Ne4 14. Rad1 0-0-0 15. Bf3 Ng5 16. Be2 Ne4 17. Bf3 Nc5 18. Rfe1 Rhe8 19. b4 Na4 20. Nb3 Bc6 21. Bxc6 bxc6 22. Rxd8+ Rxd8 23. Bd2 Bf6 24. c4 Bc3 25. Re2 Rd3 26. Kf1 Nb6 27. Bxc3 Rxc3 28. Na5 Kc7 29. Re3 Rc1+ 30. Re1 Rc3 31. Re3 Rxe3 32. fxe3 Na4 33. Nb3 Nc3 34. Nc1 c5 35. b5 a6 36. bxa6 Kb6 37. Ke1 Kxa6 38. Kd2 Ne4+ 39. Kc2 Nf2 40. Nd3 Ne4 41. Kb3 Kb6 42. Ne5 f6 43. Nd7+ Kc6 44. Nf8 e5 45. Nxh7 Nd2+ 46. Kc3 Nf1 47. Kd3 Nxh2 48. Ke4 Ng4 49. Kf3 Nh6 50. g4 Nf7 51. Ke4 Nd6+ 52. Kd3 e4+ 53. Kc3 Nf7 54. a4 Kb6 55. Kb3 Ka5 56. Nf8 Ne5 57. Ne6 Nxg4 58. Nxc5 f5 59. Kc3 Nxe3 60. Kd4 Ng4 61. Ne6 e3 62. Kd3 Kxa4 63. Nxg7 f4 64. Ke2 Ne5 65. Ne6 Nxc4 66. Nxf4 1/2-1/2

[Event "Rostock-07 IM Group"]
[Site "Rostock"]
[Date "1981.08.23"]
[Round "9"]
[White "Pietrusiak, Bogdan"]
[Black "Neckar, Lubomir"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "2240"]
[BlackElo "2380"]
[PlyCount "52"]
[EventDate "1981.08.15"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "4"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Bc4 c6 6. Nc3 d6 7. Qf3 Nd7 8. Bxd5 Nxe5 9. Bxf7+ Nxf7 10. d4 g6 11. Bf4 Bg7 12. Nge2 0-0 13. 0-0 Qa5 14. Qe3 e5 15. dxe5 dxe5 16. Bg3 Bf5 17. a3 Bh6 18. f4 Rae8 19. Qf2 Bg7 20. Rad1 exf4 21. Bxf4 Ne5 22. Bxe5 Bxe5 23. Nd4 Bd3 24. Nf3 Bxf1 25. Rxf1 Bxc3 26. bxc3 Qxc3 0-1

[Event "Rostock-07 IM Group"]
[Site "Rostock"]
[Date "1981.08.22"]
[Round "8"]
[White "Malich, Burkhard"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2470"]
[BlackElo "2240"]
[PlyCount "93"]
[EventDate "1981.08.15"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "4"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. d5 h6 8. 0-0 Nh7 9. Ne1 Nd7 10. Nd3 f5 11. Bd2 Ndf6 12. f3 f4 13. c5 Rf7 14. Rc1 Bf8 15. Nb5 g5 16. cxd6 cxd6 17. Nf2 h5 18. Qc2 g4 19. Nc7 Rb8 20. Ne6 Qb6 21. Qb3 Qxb3 22. axb3 Bxe6 23. dxe6 Rg7 24. Kh1 Ng5 25. Rfd1 Kh8 26. Bb4 Rd8 27. Nd3 gxf3 28. gxf3 Nh3 29. Rf1 Re8 30. Nf2 Ng5 31. Rfd1 Nxe6 32. Bxd6 Bxd6 33. Rxd6 Nd4 34. Re1 Rc8 35. Rxf6 Nxe2 36. Rh6+ Kg8 37. Nd3 Rc2 38. Nxe5 Rxb2 39. Rxh5 Rxb3 40. Rd1 Nd4 41. h4 Ne6 42. Rh6 Nf8 43. Rf6 Rb2 44. Ng4 Rh7 45. Rd8 Rxh4+ 46. Kg1 Rb1+ 47. Kg2 1-0

[Event "Rostock-07 IM Group"]
[Site "Rostock"]
[Date "1981.08.21"]
[Round "7"]
[White "Pietrusiak, Bogdan"]
[Black "Jeske, Eckhard"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2240"]
[PlyCount "91"]
[EventDate "1981.08.15"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "4"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 g6 4. Nc3 Bg7 5. Be3 h5 6. Qd2 Nf6 7. h3 e6 8. Bd3 b6 9. Nge2 Ba6 10. 0-0-0 Qe7 11. Kb1 Qb7 12. Nf4 Bxd3 13. Nxd3 Nbd7 14. e5 Ng8 15. Bg5 Bf8 16. g4 Be7 17. Bxe7 Nxe7 18. Qg5 Nf8 19. Qf4 Rh7 20. h4 0-0-0 21. Ne2 Nd7 22. Ng3 Rdh8 23. Qg5 Ng8 24. gxh5 gxh5 25. Nf4 Qc7 26. Nfxh5 Qd8 27. Rdg1 Nf8 28. a3 Ng6 29. Ka2 Kc7 30. f4 Kc8 31. Qg4 Nh6 32. Qe2 Ng8 33. f5 exf5 34. e6 Qe8 35. Nxf5 Qxe6 36. Qxe6+ fxe6 37. Rxg6 Rxh5 38. Rxg8+ Rxg8 39. Ne7+ Kd7 40. Nxg8 Kd6 41. Nf6 Rh6 42. Ng4 Rh5 43. Ne5 c5 44. c3 a6 45. Kb1 b5 46. Nd3 1-0

[Event "Rostock-07 IM Group"]
[Site "Rostock"]
[Date "1981.08.20"]
[Round "6"]
[White "Paehtz, Thomas Sr"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "E82"]
[BlackElo "2240"]
[PlyCount "59"]
[EventDate "1981.08.15"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "4"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. f3 0-0 6. Be3 b6 7. Bd3 a6 8. Nge2 c5 9. d5 Nbd7 10. f4 e6 11. dxe6 fxe6 12. Ng3 Bb7 13. 0-0 Qe7 14. Qe2 Kh8 15. Rae1 Rae8 16. Qd1 Qd8 17. Bb1 Qc7 18. h4 b5 19. h5 b4 20. Na4 gxh5 21. e5 dxe5 22. Nxh5 Qc6 23. Rf2 e4 24. Nxg7 Kxg7 25. g4 Kh8 26. g5 Nd5 27. Bxe4 Nxe3 28. Rxe3 Qc7 29. Bxh7 Kxh7 30. Qh5+ 1-0

[Event "Rostock-07 IM Group"]
[Site "Rostock"]
[Date "1981.08.19"]
[Round "5"]
[White "Kostyra, Stanislaw"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B61"]
[BlackElo "2240"]
[PlyCount "48"]
[EventDate "1981.08.15"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "4"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 Bd7 7. Qd2 Rc8 8. f4 h6 9. Bxf6 gxf6 10. 0-0-0 Nxd4 11. Qxd4 Qa5 12. Kb1 Qc5 13. Qd3 f5 14. exf5 Bxf5 15. Qf3 Bg7 16. Rd5 Qb4 17. Rb5 Rxc3 18. Rxb4 Rxf3 19. gxf3 b6 20. Bb5+ Kd8 21. Ra4 a5 22. Rc4 Be6 23. Re4 Bf6 24. Ree1 Bd5 1/2-1/2

[Event "Rostock-07 IM Group"]
[Site "Rostock"]
[Date "1981.08.18"]
[Round "4"]
[White "Pietrusiak, Bogdan"]
[Black "Bernard, Ryszard"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2240"]
[BlackElo "2325"]
[PlyCount "50"]
[EventDate "1981.08.15"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "4"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 d6 7. Bc4 Nb6 8. Bb5 dxe5 9. Nxe5 Bd7 10. Bxc6 Bxc6 11. Nxc6 bxc6 12. 0-0 g6 13. Nc3 Bg7 14. Be3 0-0 15. Rc1 Nd5 16. Qa4 Qb6 17. Nxd5 cxd5 18. Rc2 Rac8 19. Rfc1 Rxc2 20. Rxc2 Qb7 21. g3 e5 22. dxe5 Bxe5 23. b3 a6 24. Qa5 Bf6 25. Rc7 Qb5 1/2-1/2

[Event "Rostock-07 IM Group"]
[Site "Rostock"]
[Date "1981.08.17"]
[Round "3"]
[White "Hesse, Peter"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "E95"]
[WhiteElo "2385"]
[BlackElo "2240"]
[PlyCount "135"]
[EventDate "1981.08.15"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "4"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nbd7 8. Re1 c6 9. Rb1 exd4 10. Nxd4 Re8 11. f3 d5 12. cxd5 cxd5 13. Ncb5 dxe4 14. Nd6 Re7 15. Bg5 Nc5 16. N4b5 exf3 17. Bxf3 Rxe1+ 18. Qxe1 Ne6 19. Be3 a6 20. Nxc8 axb5 21. Nb6 Rxa2 22. Rc1 Qd3 23. Rc3 Qf5 24. Rc8+ Nf8 25. Bd4 N6d7 26. Bxg7 Kxg7 27. Nxd7 Nxd7 28. Rc7 Ne5 29. Be4 Qf6 30. Rc2 Qb6+ 31. Kh1 Qd4 32. Bxb7 Rxb2 33. Rxb2 Qxb2 34. Bd5 b4 35. h3 Nd3 36. Qe7 Qa1+ 37. Kh2 Qe5+ 38. Qxe5+ Nxe5 39. Kg3 Nd7 40. Kf4 Kf6 41. Ke4 b3 42. Kd3 Ke7 43. Kc3 f5 44. Bxb3 Kd6 45. Kd4 h6 46. Ke3 Ke5 47. Bf7 g5 48. Be8 Nf6 49. Bc6 h5 50. Bb7 Ne4 51. Bc6 Nd6 52. Bd7 h4 53. Kf3 Ne4 54. Ke3 Nf6 55. Bc8 g4 56. hxg4 fxg4 57. Bb7 Ng8 58. Bc8 Nh6 59. g3 h3 60. Kf2 Nf5 61. Kg1 Kf6 62. Kh2 Kg5 63. Ba6 Nd4 64. Kg1 Nf3+ 65. Kf2 Kf6 66. Bc8 Ne5 67. Kg1 Kg5 68. Kf2 1/2-1/2

[Event "Rostock-07 IM Group"]
[Site "Rostock"]
[Date "1981.08.16"]
[Round "2"]
[White "Pietrusiak, Bogdan"]
[Black "Jakat, Thomas"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2240"]
[BlackElo "2240"]
[PlyCount "114"]
[EventDate "1981.08.15"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "4"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Bd7 5. Re1 Nf6 6. c3 a6 7. Bf1 Bg4 8. h3 Bh5 9. d3 e5 10. Nbd2 Be7 11. Nc4 0-0 12. Ne3 Bg6 13. Nh4 d5 14. Nxg6 hxg6 15. Qf3 d4 16. Nd5 Qd6 17. Bd2 Rfd8 18. c4 b5 19. Rac1 Rdb8 20. b3 Bd8 21. Rc2 Ba5 22. Bxa5 Nxa5 23. g4 bxc4 24. dxc4 Nc6 25. Bd3 a5 26. Qe2 Nh7 27. Rb2 Rb7 28. Qd2 f6 29. Kg2 Ng5 30. Rh1 Kf7 31. h4 Ne6 32. h5 gxh5 33. Rxh5 Nb4 34. Kf1 Rbb8 35. f3 Nxd5 36. exd5 Nf4 37. Rh2 Rh8 38. Be4 g6 39. Qf2 d3 40. Qe3 Ne2 41. Bxg6+ Kg7 42. Bxd3 Rxh2 43. Rxe2 Rh1+ 44. Kf2 Rah8 45. Qe4 R8h2+ 46. Ke3 Rxe2+ 47. Kxe2 Rh2+ 48. Ke3 Kf8 49. Qf5 Ke7 50. Qc8 e4 51. Bxe4 Rxa2 52. Qb7+ Qd7 53. Qb6 Qd6 54. Qb7+ Qd7 55. Qb6 Qd6 56. Qa7+ Kd8 57. Qa8+ Ke7 1/2-1/2

[Event "Rostock-07 IM Group"]
[Site "Rostock"]
[Date "1981.08.15"]
[Round "1"]
[White "Neukirch, Detlef"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "2375"]
[BlackElo "2240"]
[PlyCount "105"]
[EventDate "1981.08.15"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "4"]
[SourceTitle "MCL"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nde2 e6 8. 0-0 Be7 9. Bb3 0-0 10. Ng3 Bd7 11. Kh1 Na5 12. Bg5 h6 13. Be3 Qc7 14. f4 b5 15. e5 Ne8 16. f5 Nxb3 17. f6 Bxf6 18. exf6 Nxa1 19. fxg7 Nxg7 20. Nh5 f5 21. Bxh6 Nxh5 22. Qxh5 Bc6 23. Qg5+ Kh8 24. Bxf8 Rxf8 25. Qh6+ Kg8 26. Qxe6+ Qf7 27. Qxd6 Bxg2+ 28. Kxg2 Nxc2 29. Kf2 Qf6 30. Rg1+ Kh7 31. Qxf6 Rxf6 32. Nxb5 Rb6 33. Rc1 Nb4 34. Rc7+ Kg6 35. Nxa7 Nd3+ 36. Ke3 Nxb2 37. Rc6+ Rxc6 38. Nxc6 Kg5 39. Ne5 Na4 40. Kd4 f4 41. Nd3 Kg4 42. a3 Kf5 43. Nf2 Nb6 44. Kc5 Na4+ 45. Kb4 Nb6 46. a4 Nxa4 47. Kxa4 Ke5 48. Kb3 Kd4 49. Kc2 Ke3 50. Nd3 Kf3 51. Kd2 Kg4 52. Nf2+ Kf3 53. Ke1 1-0

[Event "Rostock-06 IM Group"]
[Site "Rostock"]
[Date "1980.08.??"]
[Round "?"]
[White "Jakat, Thomas"]
[Black "Pietrusiak, Bogdan"]
[Result "0-1"]
[ECO "A26"]
[BlackElo "2290"]
[PlyCount "52"]
[EventDate "1980.08.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Nf3 Nc6 5. Bg2 d6 6. 0-0 f5 7. d3 Nf6 8. Rb1 a5 9. Nd5 Nxd5 10. cxd5 Nb4 11. e4 0-0 12. a3 Na6 13. Bg5 Qe8 14. Qd2 fxe4 15. dxe4 Nc5 16. Qc2 a4 17. h3 b6 18. Nh2 Rf7 19. Ng4 Qf8 20. Qd2 Nb3 21. Qd1 h5 22. Ne3 Ba6 23. Nc2 Bxf1 24. Qxf1 Bh6 25. Bxh6 Qxh6 26. Qe2 Raf8 0-1

[Event "Rostock-06 IM Group"]
[Site "Rostock"]
[Date "1980.08.??"]
[Round "?"]
[White "Meissner, Hans Juergen"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2280"]
[BlackElo "2290"]
[PlyCount "111"]
[EventDate "1980.08.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. e4 d6 5. Bg2 Nc6 6. d3 Nge7 7. h4 h5 8. Bg5 f6 9. Be3 Be6 10. Nge2 0-0 11. Qd2 f5 12. Nd5 fxe4 13. Bxe4 Nf5 14. Bg5 Qd7 15. 0-0 Rf7 16. b4 Ncd4 17. Ne3 c6 18. Nxd4 Nxd4 19. f4 exf4 20. gxf4 Nf5 21. Nxf5 Bxf5 22. Rae1 d5 23. cxd5 cxd5 24. Bf3 Rc8 25. Kh2 Rc3 26. Re3 d4 27. Re4 Qb5 28. Rd1 Rfc7 29. Kg3 Bxe4 30. Bxe4 Rc2 31. Qe1 Qd7 32. Bf3 Rxa2 33. Qe4 Ra6 34. Re1 Rb6 35. Qe8+ Qxe8 36. Rxe8+ Kf7 37. Ra8 Bf6 38. Bd5+ Ke7 39. Bh6 Kd6 40. Be4 Bg7 41. Bg5 Rxb4 42. Rxa7 Rb2 43. Bxg6 Rcc2 44. Bxh5 Rg2+ 45. Kf3 Ke6 46. Bg4+ Kd6 47. Bc8 Rgd2 48. Ke4 Re2+ 49. Kf5 Re3 50. Kg6 Bf8 51. f5 Rxd3 52. f6 Kc7 53. Bf5 Rf3 54. Ra8 Bd6 55. f7 Rbf2 56. Bd8+ 1-0

[Event "Rostock-06 IM Group"]
[Site "Rostock"]
[Date "1980.08.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Casper, Thomas"]
[Result "1/2-1/2"]
[ECO "C17"]
[WhiteElo "2290"]
[BlackElo "2340"]
[PlyCount "67"]
[EventDate "1980.08.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. a3 Bxc3 7. Bxc3 b6 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. Nf3 Qc7 11. 0-0 0-0 12. Re1 Rac8 13. Rc1 Nc6 14. Qd2 b5 15. dxc5 Nxc5 16. Nd4 Ne4 17. Rxe4 dxe4 18. Nxb5 Qe7 19. Qe3 Rb8 20. Qxe4 Qc5 21. Nd6 f6 22. Qg4 Nxe5 23. Qxe6+ Nf7 24. Ne4 Qc8 25. Qd5 Rd8 26. Qh5 Qc6 27. Re1 Re8 28. Qf3 Re6 29. Re3 Kh8 30. h4 Rd8 31. Ng5 Nxg5 32. hxg5 Qxf3 33. Rxf3 Rdd6 34. gxf6 1/2-1/2

[Event "Rostock-06 IM Group"]
[Site "Rostock"]
[Date "1980.08.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Jeske, Eckhard"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2290"]
[PlyCount "39"]
[EventDate "1980.08.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Ne4 5. Ne2 Bg4 6. d3 Nc5 7. Ng3 e6 8. h3 Bxf3 9. Qxf3 Ncd7 10. d4 c5 11. Qb3 Qc7 12. Bb5 cxd4 13. 0-0 a6 14. Bxd7+ Nxd7 15. Bf4 b5 16. Ne2 Bc5 17. Qg3 Rg8 18. a4 b4 19. Rad1 Qb6 20. Qd3 1/2-1/2

[Event "Rostock-06 IM Group"]
[Site "Rostock"]
[Date "1980.08.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Neckar, Lubomir"]
[Result "0-1"]
[ECO "B04"]
[WhiteElo "2290"]
[BlackElo "2370"]
[PlyCount "96"]
[EventDate "1980.08.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Nb6 5. Bf4 g6 6. Be2 Bg7 7. 0-0 0-0 8. Nc3 Bf5 9. exd6 cxd6 10. d5 Na6 11. Nd4 Bd7 12. a3 Rc8 13. Ndb5 Bxb5 14. Nxb5 Rc5 15. Be3 Rxd5 16. Qc1 Re5 17. Nxa7 Nd5 18. Bxa6 Nxe3 19. fxe3 Qb6 20. Bd3 Rxe3 21. Kh1 Qxa7 22. Rb1 Be5 23. Re1 Rxe1+ 24. Qxe1 Qd4 25. Qe4 b6 26. a4 Qxe4 27. Bxe4 Rc8 28. Bd3 e6 29. g3 f5 30. Kg2 Kf7 31. c4 Bd4 32. b4 Ra8 33. Bc2 e5 34. Bb3 Ke7 35. Rc1 Rc8 36. Rc2 Rc7 37. Ra2 Ra7 38. a5 bxa5 39. Rxa5 Rxa5 40. bxa5 e4 41. Ba4 Kf6 42. a6 g5 43. Bc6 Ke5 44. Bd5 f4 45. gxf4+ gxf4 46. h4 Bc5 47. Kh3 Kd4 48. Kg4 f3 0-1

[Event "Rostock-06 IM Group"]
[Site "Rostock"]
[Date "1980.08.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Paehtz, Thomas Sr"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2290"]
[PlyCount "104"]
[EventDate "1980.08.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. dxe5 Nxe4 5. Bc4 c6 6. exd6 Bxd6 7. 0-0 0-0 8. Nbd2 Bf5 9. Nxe4 Bxe4 10. Ng5 Bg6 11. h4 Bc7 12. Qg4 Nd7 13. Rd1 Nf6 14. Qe2 Qe8 15. Be3 Bh5 16. Nf3 Qe4 17. Rd4 Bxf3 18. gxf3 Qf5 19. Kg2 Be5 20. Bd3 Qc8 21. Rg1 Bxd4 22. Bxd4 Nh5 23. Qe5 f5 24. Kf1 Qd7 25. Bc4+ Kh8 26. Be6 Qe7 27. Rg5 Rf6 28. Bxf5 Qxe5 29. Bxe5 Rh6 30. Bg4 Nf6 31. h5 Rg8 32. Rf5 a6 33. c3 Rd8 34. Kg2 Nxg4 35. fxg4 Kg8 36. Rg5 Rd7 37. f4 Re6 38. Kf3 h6 39. Rf5 Rd3+ 40. Ke4 Rh3 41. g5 Rxh5 42. g6 Rh1 43. Rf7 Rxg6 44. Rxb7 h5 45. Kf5 Rg2 46. Ke6 h4 47. Rb8+ Kh7 48. Kf7 Rf1 49. c4 Rf3 50. Rd8 h3 51. Rd1 h2 52. Rh1 Rff2 0-1

[Event "Rostock-06 IM Group"]
[Site "Rostock"]
[Date "1980.08.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Rossmann, Helmut"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2290"]
[PlyCount "100"]
[EventDate "1980.08.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. h3 e5 6. 0-0 f6 7. d3 Be6 8. Nbd2 Nh6 9. Nc4 Nf7 10. Be3 b5 11. Ncd2 Bd6 12. Nh4 g6 13. Nb3 Qe7 14. f4 exf4 15. Bxf4 Bxf4 16. Rxf4 0-0 17. Qd2 c4 18. Nd4 cxd3 19. cxd3 c5 20. Nxe6 Qxe6 21. Qc3 Ne5 22. Nf3 Rad8 23. Nxe5 Qxe5 24. Rf3 Qxc3 25. bxc3 f5 26. exf5 Rxf5 27. Rxf5 gxf5 28. Rd1 Kf7 29. Kf2 Kf6 30. Ke3 Re8+ 31. Kf3 a5 32. a3 b4 33. cxb4 cxb4 34. axb4 axb4 35. Rb1 Rb8 36. d4 Ke6 37. Ke3 Kd5 38. Kd3 f4 39. Rb2 Rb7 40. Rb3 h5 41. h4 Rb8 42. Rb2 b3 43. Kc3 Rc8+ 44. Kd3 Rg8 45. Rf2 Rg3+ 46. Kd2 Ke4 47. Kc1 Ke3 48. Rd2 f3 49. gxf3 Rg1+ 50. Rd1 b2+ 0-1

[Event "Rostock-06 IM Group"]
[Site "Rostock"]
[Date "1980.08.??"]
[Round "?"]
[White "Schurade, Matthias"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2360"]
[BlackElo "2290"]
[PlyCount "69"]
[EventDate "1980.08.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. e5 Nd5 7. d4 cxd4 8. cxd4 0-0 9. Nc3 Nc7 10. Ba4 d6 11. Bxc6 bxc6 12. Bf4 Bg4 13. h3 Ne6 14. Be3 dxe5 15. hxg4 exd4 16. Nxd4 Nxd4 17. Qa4 e5 18. Rad1 Qd7 19. f3 Rad8 20. Ne4 f5 21. gxf5 gxf5 22. Nc5 Qd5 23. b4 Rf7 24. Rfe1 Bf6 25. Rd2 Rg7 26. Bxd4 exd4 27. Qd1 Re7 28. Rxe7 Bxe7 29. Nd3 Bd6 30. Qe1 Rf8 31. Qh4 Qc4 32. a3 Qc3 33. Qg5+ Kh8 34. Qh6 Kg8 35. Qg5+ 1/2-1/2

[Event "Rostock-06 IM Group"]
[Site "Rostock"]
[Date "1980.08.??"]
[Round "?"]
[White "Van Bentum, Horst"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B23"]
[BlackElo "2290"]
[PlyCount "52"]
[EventDate "1980.08.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 Nge7 5. Be2 d5 6. d3 g6 7. 0-0 Bg7 8. Qe1 Rb8 9. Qh4 b5 10. a4 b4 11. Nd1 Ba6 12. Nf2 dxe4 13. Nxe4 Nd4 14. Bd1 Nd5 15. Qxd8+ Rxd8 16. Ne5 Bf8 17. c4 bxc3 18. bxc3 f5 19. Ng5 Nxc3 20. Ngf7 Bg7 21. Nxd8 Bxe5 22. fxe5 Kxd8 23. Ba3 Bxd3 24. Bxc5 Bxf1 25. Bxd4 Ne2+ 26. Bxe2 Bxe2 1/2-1/2

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Eperjesi, Laszlo"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "E96"]
[WhiteElo "2350"]
[BlackElo "2290"]
[PlyCount "83"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. e4 e5 5. Nf3 g6 6. Be2 Bg7 7. 0-0 0-0 8. Re1 c6 9. Bf1 a5 10. Rb1 Re8 11. d5 Nc5 12. Nd2 Nh5 13. g3 f5 14. exf5 Bxf5 15. Nde4 Nxe4 16. Nxe4 Bxe4 17. Rxe4 Nf6 18. Rh4 cxd5 19. cxd5 Nd7 20. Bh3 Nc5 21. Be3 Bf6 22. Rc4 Be7 23. b3 b5 24. Rc2 b4 25. Rc4 Rb8 26. Qd2 Rb7 27. Rd1 Rb6 28. Bg4 Kh8 29. h4 Ra6 30. Kg2 Bf8 31. h5 Ra7 32. Rh1 g5 33. Bxg5 Be7 34. Be3 Rc7 35. Rd1 Rg8 36. Qe2 Bf6 37. Rdc1 Qe7 38. Bf5 Bg5 39. f4 Bf6 40. Bxc5 Rxc5 41. Rxc5 dxc5 42. Rc4 1/2-1/2

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Frink, Ferenc"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B58"]
[BlackElo "2290"]
[PlyCount "102"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Bd7 7. Be2 Nxd4 8. Bxd4 e5 9. Be3 Bc6 10. Bf3 Be7 11. 0-0 0-0 12. Qe2 h6 13. Rad1 Qa5 14. a3 b5 15. Bc1 b4 16. axb4 Qxb4 17. Rfe1 a5 18. Na2 Qb7 19. b3 a4 20. b4 Rfc8 21. c4 Bd7 22. Ba3 Be6 23. Rc1 Rc7 24. Rc3 Rac8 25. Rec1 Nd7 26. h3 Nb6 27. Bg4 Bxg4 28. hxg4 Nd7 29. R1c2 Nf6 30. f3 h5 31. gxh5 Nxh5 32. b5 Nf4 33. Qf1 Qa7+ 34. Kh2 Ne6 35. Nb4 Nd4 36. Nd5 Rd7 37. Rb2 Bd8 38. Qf2 Ba5 39. b6 Qb7 40. Bb4 Bxb4 41. Rxb4 Ra8 42. Ra3 Qc6 43. Qa2 Re8 44. Raxa4 Re6 45. Ra7 Rh6+ 46. Kg3 Qc5 47. Ra5 Ne2+ 48. Qxe2 Rg6+ 49. Kh2 Rh6+ 50. Kg3 Rg6+ 51. Kh2 Rh6+ 1/2-1/2

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Kallai, Gabor"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2290"]
[BlackElo "2290"]
[PlyCount "35"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. d4 Nxe4 7. d5 Nd6 8. Bd3 Ne5 9. Nxe5 Bxe5 10. Re1 Bg7 11. Bf4 0-0 12. Qe2 e5 13. Bxe5 Re8 14. Bxd6 Rxe2 15. Rxe2 Bf8 16. Bf4 d6 17. Nd2 Qf6 18. g3 1/2-1/2

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Palla, Gyorgy"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B08"]
[BlackElo "2290"]
[PlyCount "43"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bd3 0-0 6. 0-0 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. Ne2 e5 10. d5 Nb8 11. Bg5 Nbd7 12. Qe3 c6 13. c4 a5 14. Nc3 Nc5 15. Rad1 Qb6 16. b3 cxd5 17. Bxf6 Bxf6 18. Nxd5 Qd8 19. Nxf6+ Qxf6 20. Bc2 Qe7 21. f4 exf4 22. Qxf4 1/2-1/2

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Bernei, Andras"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2290"]
[BlackElo "2265"]
[PlyCount "34"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 5. exd5 cxd5 6. Bb5+ Nc6 7. g4 Bg6 8. Ne5 Rc8 9. d4 e6 10. Qe2 Bb4 11. h4 Nge7 12. a3 Bxc3+ 13. bxc3 0-0 14. Bxc6 Nxc6 15. h5 Be4 16. Nxc6 Rxc6 17. f3 Qa5 1/2-1/2

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "6"]
[White "Pietrusiak, Bogdan"]
[Black "Enterfeldt, Arne Attila"]
[Result "1-0"]
[ECO "B82"]
[WhiteElo "2290"]
[PlyCount "67"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e6 7. Qf3 Qb6 8. Nb3 Nbd7 9. Bd3 Be7 10. Be3 Qc7 11. g4 Nc5 12. 0-0-0 Nfd7 13. g5 b5 14. Nxc5 Nxc5 15. Rhf1 b4 16. Ne2 Rb8 17. Kb1 a5 18. f5 a4 19. b3 axb3 20. cxb3 Nxd3 21. Rxd3 e5 22. Rd2 Ra8 23. Ng3 Bd8 24. Rc1 Qa5 25. Qf2 Be7 26. h4 Bb7 27. Bb6 Qb5 28. Rc7 Bc6 29. f6 gxf6 30. Rxe7+ Kxe7 31. Qxf6+ Ke8 32. Rxd6 Qxb6 33. Qxh8+ Ke7 34. Nf5# 1-0

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Kaposztas, Miklos"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "2290"]
[BlackElo "2285"]
[PlyCount "38"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Neg5 0-0-0 11. Nxe6 fxe6 12. Rxe6 Bd6 13. Bg5 Rdf8 14. Bh4 Qh5 15. Bg3 Bxg3 16. hxg3 Qg4 17. Qe2 Rd8 18. Re4 Qg6 19. Nh4 Qf7 1/2-1/2

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Szarvas, Sandor"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2290"]
[PlyCount "83"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. f4 c6 5. Nf3 Bg4 6. Nbd2 Nd7 7. h3 Bxf3 8. Nxf3 e6 9. Be3 d5 10. e5 Ne7 11. Bf2 Qc7 12. Qb3 Qb6 13. Qc2 Bh6 14. Qd2 Qa5 15. Be2 Nf5 16. g4 Ne7 17. 0-0 Bg7 18. b4 Qc7 19. Bh4 h5 20. Kg2 Nb6 21. Qe1 0-0-0 22. Ng5 Rdf8 23. a4 Kb8 24. a5 Nbc8 25. Bd3 hxg4 26. hxg4 Bh6 27. Qg3 Qd7 28. Nf3 Rfg8 29. Bf6 Bg7 30. Rh1 Rxh1 31. Rxh1 Qe8 32. Rh7 Qf8 33. Qh4 Kc7 34. Bxg7 Rxg7 35. Qh6 Rg8 36. Qxf8 Rxf8 37. Ng5 Kd7 38. Nxf7 b6 39. Kg3 Ke8 40. Ng5 bxa5 41. bxa5 Kd7 42. Bxg6 1-0

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Toth, Peter"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2290"]
[PlyCount "81"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. g3 d4 7. Ne2 Nd7 8. g4 Bc5 9. Bg2 Ne7 10. 0-0 Ng6 11. Qg3 0-0 12. d3 f5 13. exf5 exf5 14. gxf5 Rxf5 15. Be4 Rf7 16. Bg5 Qf8 17. Bxg6 hxg6 18. Qh4 Rf3 19. Rae1 Re8 20. Nxd4 Rxe1 21. Rxe1 Bxd4 22. Qxd4 Rxh3 23. Re7 Rh5 24. Qg4 Nf6 25. Qe6+ Kh8 26. Bxf6 Qxf6 27. Qxf6 gxf6 28. Rxb7 Rc5 29. c4 a5 30. Rc7 f5 31. b3 f4 32. Rb7 Rg5+ 33. Kf1 Rg4 34. Ke2 g5 35. Ra7 Rg1 36. Rxa5 g4 37. Rf5 f3+ 38. Ke3 Kg7 39. Kf4 g3 40. Rg5+ Kf6 41. Rxg3 1-0

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Ponyi, Attila"]
[Black "Pietrusiak, Bogdan"]
[Result "0-1"]
[ECO "A48"]
[BlackElo "2290"]
[PlyCount "70"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Nf6 3. e3 Bg7 4. b4 0-0 5. Nbd2 d6 6. Bb2 Nbd7 7. Bc4 e5 8. dxe5 Ng4 9. Rb1 Ngxe5 10. Bb3 a5 11. a3 axb4 12. axb4 c5 13. b5 Nb6 14. Nxe5 dxe5 15. 0-0 Bd7 16. Nc4 Nxc4 17. Bxc4 Ra4 18. Qd3 e4 19. Qe2 Bxb2 20. Rxb2 Qf6 21. Rbb1 Qc3 22. Bd5 b6 23. Rb3 Qe5 24. Rd1 Kg7 25. c4 Be6 26. Bxe6 Qxe6 27. Rc3 Rfa8 28. h3 h5 29. Rc2 Kh6 30. Rd5 Ra1+ 31. Kh2 Qf6 32. Rcd2 Rb1 33. Rd6 Qe5+ 34. g3 Raa1 35. Rd1 Qxd6 0-1

[Event "Salgotarjan"]
[Site "Salgotarjan"]
[Date "1980.07.??"]
[Round "?"]
[White "Szabo, Ervin"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "A26"]
[BlackElo "2290"]
[PlyCount "34"]
[EventDate "1980.07.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 Nc6 5. d3 d6 6. Nf3 f5 7. a3 Nf6 8. Bd2 0-0 9. b4 e4 10. dxe4 Nxe4 11. Rc1 h6 12. 0-0 Qe8 13. Nd5 Qf7 14. Qc2 Be6 15. Nf4 Bd7 16. Nd5 Be6 17. Nf4 Bd7 1/2-1/2

[Event "Romania"]
[Site "Romania"]
[Date "1980.??.??"]
[Round "?"]
[White "Hakki, Imad"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B61"]
[WhiteElo "2255"]
[BlackElo "2290"]
[PlyCount "77"]
[EventDate "1980.??.??"]
[EventType "game"]
[EventRounds "1"]
[EventCountry "ROU"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Bd7 7. Qd2 Rc8 8. f4 Nxd4 9. Qxd4 Qa5 10. e5 dxe5 11. fxe5 e6 12. 0-0-0 Rxc3 13. Bd2 Bc5 14. Bxc3 Bxd4 15. Bxa5 Bxe5 16. Bb5 b6 17. Bxd7+ Nxd7 18. Bb4 Nc5 19. Bxc5 bxc5 20. Rd3 0-0 21. Rd7 Bf4+ 22. Kb1 f5 23. Re7 Rf6 24. Rd1 h5 25. g3 Be3 26. Re1 f4 27. gxf4 Bxf4 28. Rxa7 Bxh2 29. a4 h4 30. a5 Bg3 31. Rg1 e5 32. a6 e4 33. Kc1 e3 34. Kd1 c4 35. Ke2 Rf2+ 36. Kxe3 Rxc2 37. Rxg7+ Kxg7 38. a7 Kf6 39. Rf1+ 1-0

[Event "POL-chT 32nd"]
[Site "Ciechocinek"]
[Date "1976.11.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Ksieski, Zbigniew"]
[Result "1-0"]
[ECO "B82"]
[WhiteElo "2310"]
[BlackElo "2280"]
[PlyCount "57"]
[EventDate "1976.10.18"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Poznan Lech"]
[BlackTeam "Swidnik Avia"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. f4 Be7 7. Qf3 0-0 8. Be3 Nc6 9. 0-0-0 Qc7 10. Rg1 Nxd4 11. Rxd4 e5 12. Rd2 b5 13. Bxb5 exf4 14. Bxf4 Rb8 15. Re1 Qa5 16. Bc4 Bg4 17. Qd3 Rfc8 18. Bxd6 Bxd6 19. Qxd6 Rxc4 20. Qxb8+ Rc8 21. Qb5 Qxb5 22. Nxb5 a6 23. Nd6 Rc6 24. Nf5 Re6 25. Rd8+ Re8 26. Rxe8+ Nxe8 27. h3 Bh5 28. g4 Bg6 29. Rd1 1-0

[Event "POL-ch33"]
[Site "Bydgoszcz"]
[Date "1976.02.23"]
[Round "8.18"]
[White "Stypka, Mieczyslaw"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B45"]
[BlackElo "2310"]
[PlyCount "27"]
[EventDate "1976.02.16"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g3 d5 7. exd5 Nxd5 8. Nxd5 Qxd5 9. Nb5 Qxh1 10. Nc7+ Ke7 11. Be3 f6 12. Nxa8 Ne5 13. f4 Nf3+ 14. Kf2 1/2-1/2

[Event "POL-ch33"]
[Site "Bydgoszcz"]
[Date "1976.02.20"]
[Round "5.15"]
[White "Pietrusiak, Bogdan"]
[Black "Jamroz, Zbigniew"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "2310"]
[PlyCount "48"]
[EventDate "1976.02.16"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 0-0 10. 0-0 b6 11. Be3 Bb7 12. Rc1 Re8 13. Re1 Ne5 14. Qd4 Ned7 15. Bf3 Rb8 16. Nc2 Qc7 17. Bg5 Rbd8 18. b3 Nc5 19. Qe3 h6 20. Bf4 Ncd7 21. g4 Nh7 22. Be2 e5 23. Bg3 Bg5 24. Qd3 Nc5 0-1

[Event "POL-ch33"]
[Site "Bydgoszcz"]
[Date "1976.02.19"]
[Round "4.21"]
[White "Piskorz, Henryk"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B25"]
[BlackElo "2310"]
[PlyCount "24"]
[EventDate "1976.02.16"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nge7 8. Nec3 0-0 9. Be3 Nxd5 10. Nxd5 Ne7 11. Nxe7+ Qxe7 12. Qd2 f5 1/2-1/2

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Florian, Jaromir"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B21"]
[BlackElo "2310"]
[PlyCount "98"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. f4 e6 3. Nf3 Nc6 4. Bb5 Nge7 5. 0-0 a6 6. Bxc6 Nxc6 7. Qe2 Be7 8. d3 0-0 9. c3 b5 10. Be3 Bb7 11. Qf2 d6 12. Nbd2 f5 13. Qg3 Rf6 14. Ng5 h6 15. Ngf3 Qe8 16. Qh3 Rf8 17. Rae1 Qg6 18. Re2 Rae8 19. Qg3 Qxg3 20. hxg3 Nb8 21. Rfe1 Kf7 22. Bf2 Nd7 23. d4 c4 24. d5 fxe4 25. dxe6+ Kxe6 26. Nxe4 Kf7 27. Nd4 d5 28. Nd2 Nc5 29. Nf5 Ne4 30. Nxe4 dxe4 31. Nxe7 Rxe7 32. Bc5 Rd7 33. Bxf8 Kxf8 34. Kf2 Kf7 35. g4 Rd3 36. Re3 Rd2+ 37. R1e2 Rd1 38. a3 Kf6 39. Kg3 Bd5 40. Kf2 Bb7 41. Rc2 Bc6 42. Ke2 Rg1 43. Kf2 Rd1 44. Ree2 Rd3 45. Ke1 g5 46. fxg5+ Kxg5 47. Rcd2 Kxg4 48. Rxd3 cxd3 49. Re3 h5 1/2-1/2

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Heinig, Wolfram"]
[Black "Pietrusiak, Bogdan"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "2270"]
[BlackElo "2310"]
[PlyCount "84"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 Nbd7 7. Qd2 c6 8. Nf3 e5 9. 0-0 Re8 10. Rad1 Qb6 11. dxe5 dxe5 12. Be3 Qc7 13. h3 Bf8 14. a3 a5 15. Qc2 Nc5 16. b4 axb4 17. axb4 Na6 18. b5 Nc5 19. Ra1 Bd7 20. Nd2 Ne6 21. b6 Qd6 22. Nb3 Nd4 23. Nxd4 exd4 24. Rxa8 Rxa8 25. Rd1 c5 26. Bg5 Qxb6 27. Rb1 Qe6 28. Nd5 Nxd5 29. cxd5 Qe5 30. Bh4 Ba4 31. Qb2 Qxe4 32. Bg3 Qxd5 33. Bf3 Qd7 34. Qxb7 Qxb7 35. Rxb7 d3 36. Bd5 d2 37. Bxf7+ Kh8 38. Be5+ Bg7 39. Bxg7+ Kxg7 40. Bb3+ Kf6 41. Bxa4 Rxa4 42. Rb1 Rc4 0-1

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Nowak, Ignacy"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2295"]
[BlackElo "2310"]
[PlyCount "61"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 g6 2. Nf3 Bg7 3. g3 Nf6 4. Bg2 0-0 5. 0-0 d6 6. Nc3 Nc6 7. d3 e5 8. Rb1 a5 9. a3 h6 10. b4 axb4 11. axb4 Be6 12. b5 Ne7 13. Bb2 Qd7 14. Re1 Bh3 15. Bh1 Ng4 16. Qc2 f5 17. Ra1 f4 18. Ne4 fxg3 19. hxg3 Nf5 20. Rxa8 Rxa8 21. Qb3 c5 22. e3 Nf6 23. Nfd2 Ng4 24. Ra1 Rxa1+ 25. Bxa1 Qd8 26. Qa2 h5 27. Bg2 Bxg2 28. Kxg2 h4 29. Nf1 hxg3 30. Nfxg3 Qh4 31. Nf1 1/2-1/2

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Kislov, Mikhail"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2310"]
[PlyCount "77"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d4 Nf6 7. Bg5 Be7 8. exd5 cxd5 9. Bb5+ Nc6 10. 0-0 0-0 11. Bxc6 bxc6 12. Rfd1 h6 13. Bf4 Nd7 14. Qg4 Kh8 15. Rd3 c5 16. Rg3 Bf6 17. dxc5 Nxc5 18. Rd1 Qe7 19. Qh5 Kh7 20. Be3 Rad8 21. Bxc5 Qxc5 22. Ne4 Qxc2 23. Nxf6+ gxf6 24. Rd4 Qb1+ 25. Kh2 Qf5 26. Qxf5+ exf5 27. Rgd3 Rfe8 28. Rxd5 Rxd5 29. Rxd5 Re2 30. Rxf5 Kg6 31. Ra5 Rxb2 32. Rxa7 Rxf2 33. a4 Ra2 34. Kg3 f5 35. a5 Ra3+ 36. Kf4 Ra4+ 37. Ke3 Ra3+ 38. Ke2 Kg5 39. Rxf7 1/2-1/2

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Lastovicka, Jiri"]
[Result "0-1"]
[ECO "C16"]
[WhiteElo "2310"]
[PlyCount "82"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Qd7 5. a3 Bf8 6. Bd3 b6 7. Nf3 Ba6 8. 0-0 Ne7 9. Ne2 h5 10. Nh4 c5 11. Bxa6 Nxa6 12. Qd3 Nb8 13. dxc5 bxc5 14. c4 Nbc6 15. f4 g6 16. Be3 Na5 17. cxd5 Nxd5 18. Rfd1 Qb7 19. Bf2 Nb3 20. Rab1 Be7 21. Qf3 Rb8 22. f5 Bxh4 23. Bxh4 gxf5 24. Qg3 Kf8 25. Qg5 Rg8 26. Qh6+ Ke8 27. Ng3 Nd4 28. Rd2 Rg6 29. Qh8+ Kd7 30. Qxh5 Rbg8 31. Qd1 Rg4 32. Bf6 Qb3 33. Qxb3 Nxb3 34. Rf2 f4 35. Nf1 Nd4 36. b4 c4 37. Rd1 f3 38. g3 c3 39. Kh1 Re4 40. Rxd4 Rxd4 41. Rxf3 c2 0-1

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Mozny, Milos"]
[Result "1/2-1/2"]
[ECO "B82"]
[WhiteElo "2310"]
[PlyCount "56"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f4 Be7 7. Be3 a6 8. Qf3 Qc7 9. Bd3 0-0 10. 0-0 Nc6 11. Nxc6 Qxc6 12. a4 d5 13. e5 Nd7 14. Ne2 Bc5 15. Kh1 f5 16. Nd4 Bxd4 17. Bxd4 Nc5 18. Bxc5 Qxc5 19. Qf2 b6 20. a5 Qxf2 21. Rxf2 b5 22. Rd2 Ra7 23. Be2 h6 24. Ra3 Rc7 25. Rad3 Bb7 26. Rd4 g5 27. c3 Rg7 28. Bf3 Kh7 1/2-1/2

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Neukirch, Detlef"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2310"]
[BlackElo "2370"]
[PlyCount "46"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 d6 6. cxd4 Nc6 7. Bc4 e6 8. 0-0 dxe5 9. dxe5 Be7 10. Qe2 0-0 11. Rd1 a6 12. Nc3 Nxc3 13. bxc3 Qc7 14. Qe4 b5 15. Bd3 g6 16. Bh6 Re8 17. a4 Rb8 18. axb5 axb5 19. Qe2 b4 20. cxb4 Nxb4 21. Rac1 Qa5 22. Ra1 Qc7 23. Rac1 Qa5 1/2-1/2

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Pietrusiak, Bogdan"]
[Black "Skacel, Bohuslav"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2310"]
[PlyCount "79"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 d6 7. Bc4 Nb6 8. Bb5 d5 9. h3 Bf5 10. Nc3 e6 11. Bg5 Be7 12. Bxe7 Qxe7 13. Bxc6+ bxc6 14. 0-0 0-0 15. Rc1 Rfc8 16. Qe2 a5 17. a3 Nc4 18. Na4 Rab8 19. Rc3 Qb7 20. Nd2 Qb5 21. Nxc4 Qxa4 22. Nd6 Rc7 23. Qd2 Ra7 24. g4 Bg6 25. f4 Be4 26. f5 exf5 27. gxf5 Ra6 28. e6 fxe6 29. fxe6 Ra7 30. Rfc1 Re7 31. Rxc6 h6 32. Nxe4 dxe4 33. Qe3 Rd8 34. Rc8 Ree8 35. Rxd8 Rxd8 36. e7 Re8 37. Qxe4 Qd7 38. Re1 Kh8 39. Kg2 Qb5 40. Re2 1-0

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Ryc, Ivo"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B40"]
[BlackElo "2310"]
[PlyCount "32"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 e6 4. g3 d5 5. Nbd2 b6 6. Bg2 dxe4 7. Nxe4 Bb7 8. 0-0 Be7 9. c3 Nf6 10. Qa4 0-0 11. Nxf6+ Bxf6 12. d4 cxd4 13. Nxd4 Nxd4 14. Bxb7 Ne2+ 15. Kg2 Rb8 16. Bf3 Nxc1 1/2-1/2

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Sanakoev, Grigory Konstantino"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B59"]
[BlackElo "2310"]
[PlyCount "24"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. f4 a5 10. a4 Nb4 11. Be3 Be6 12. Kh1 Qc7 1/2-1/2

[Event "Olexa Memorial-01"]
[Site "Brno"]
[Date "1976.??.??"]
[Round "?"]
[White "Stefl, Vladimir"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B60"]
[BlackElo "2310"]
[PlyCount "83"]
[EventDate "1976.12.26"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 Bd7 7. f3 Qa5 8. Be3 g6 9. Nb3 Qc7 10. Qd2 Bg7 11. Bh6 Bxh6 12. Qxh6 Be6 13. 0-0-0 0-0-0 14. Bb5 Ne5 15. Qe3 Kb8 16. Kb1 Rc8 17. f4 Nc4 18. Bxc4 Bxc4 19. h3 Rhd8 20. Rhe1 e6 21. Rd2 d5 22. exd5 Nxd5 23. Nxd5 Rxd5 24. Rxd5 Bxd5 25. Re2 a5 26. g4 Qc4 27. Qe5+ Ka8 28. Nc1 a4 29. Rd2 Rc5 30. Qh8+ Ka7 31. Qd4 Be4 32. Qxc4 Rxc4 33. b3 axb3 34. axb3 Rc3 35. Rd4 f5 36. Nd3 Bxd3 37. cxd3 Rxb3+ 38. Kc2 Rb5 39. Rd7 fxg4 40. hxg4 h5 41. gxh5 gxh5 42. Kd2 1/2-1/2

[Event "POL-chT 31st"]
[Site "Augustow"]
[Date "1975.11.??"]
[Round "3"]
[White "Lokasto, Anatol"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B50"]
[BlackElo "2300"]
[PlyCount "131"]
[EventDate "1975.11.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Legion"]
[BlackTeam "Poznan Lech"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 Nc6 3. b3 d6 4. Bb2 Nf6 5. Nc3 e5 6. h3 g6 7. Bc4 Bg7 8. 0-0 0-0 9. d3 a6 10. a4 Rb8 11. Bc1 h6 12. Bd2 b6 13. Rb1 Nb4 14. Nh2 Bd7 15. Ng4 Nxg4 16. hxg4 b5 17. axb5 axb5 18. Bd5 Kh8 19. f3 f5 20. gxf5 gxf5 21. g3 f4 22. g4 Nxd5 23. Nxd5 h5 24. Rf2 hxg4 25. fxg4 Kg8 26. Qf3 Rf7 27. Rg2 Bf6 28. Nxf6+ Qxf6 29. g5 Qg6 30. b4 Rh7 31. bxc5 dxc5 32. Qf2 Bh3 33. Rh2 Kf7 34. Bxf4 exf4 35. Qxf4+ Ke6 36. Rxh3 Rxh3 37. Qg4+ Ke7 38. Qxh3 Qxg5+ 39. Kh1 Qe5 40. Qh7+ Ke6 41. Rg1 Qh8 42. Rg6+ Ke5 43. Qxh8+ Rxh8+ 44. Kg2 Kd4 45. Rg5 c4 46. Rxb5 cxd3 47. cxd3 Kxd3 48. Kf3 Kc4 49. Ra5 Kb4 50. Rd5 Kc4 51. Rd2 Kc5 52. e5 Kc6 53. Kf4 Rf8+ 54. Kg5 Rf3 55. Kg6 Kc7 56. e6 Rf1 57. Rd5 Rf2 58. Rd1 Rf3 59. e7 Re3 60. Kf7 Rf3+ 61. Ke8 Kc8 62. Rc1+ Kb7 63. Rc4 Rf1 64. Kd7 Rd1+ 65. Ke6 Re1+ 66. Kf6 1-0

[Event "POL-chT 31st"]
[Site "Augustow"]
[Date "1975.11.??"]
[Round "9"]
[White "Pietrusiak, Bogdan"]
[Black "Mroz, J."]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2300"]
[PlyCount "41"]
[EventDate "1975.11.20"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Poznan Lech"]
[BlackTeam "Katowice Kolejarz"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 Nc6 8. Nb3 Be6 9. f4 Na5 10. e5 Nd7 11. exd6 Nxb3 12. axb3 0-0 13. 0-0 exd6 14. Bf3 Bxc3 15. bxc3 Qc7 16. Bd4 f5 17. Re1 Bf7 18. b4 a6 19. Qd2 Nb6 20. Qf2 Nc4 21. Qh4 1-0

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "7"]
[White "Adamski, Jan"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "A50"]
[PlyCount "55"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. d4 Bb7 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. Nc3 d6 8. d5 e5 9. e4 Bc8 10. Ne1 Ng4 11. h3 Nh6 12. f4 f6 13. Nd3 Nf7 14. Be3 Re8 15. Qd2 Na6 16. f5 g5 17. b4 Bf8 18. Bf3 Be7 19. Kg2 Kg7 20. Rh1 Rg8 21. Bh5 Bd7 22. h4 Be8 23. Rh2 Kh8 24. Rah1 Rg7 25. hxg5 Nxg5 26. Bxg5 fxg5 27. Bg6 Bxg6 28. fxg6 1-0

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "9"]
[White "Drozd, Ryszard"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "A53"]
[PlyCount "41"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 Bg4 4. e3 c6 5. Be2 Nbd7 6. h3 Bxf3 7. Bxf3 e5 8. Nc3 Be7 9. 0-0 0-0 10. Qb3 Qb6 11. Qxb6 Nxb6 12. b3 exd4 13. exd4 d5 14. c5 Nbd7 15. Re1 Rfe8 16. Bf4 Bf8 17. Kf1 Re6 18. b4 Rae8 19. Rxe6 Rxe6 20. Re1 Rxe1+ 21. Kxe1 1/2-1/2

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "13"]
[White "Filipowicz, Andrzej"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "37"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 c6 5. Nf3 Bg4 6. Be3 Qa5 7. Be2 e6 8. 0-0 Ne7 9. Qe1 Na6 10. a3 Qd8 11. Rd1 Nc7 12. Bf2 0-0 13. Bh4 Qd7 14. Ne5 dxe5 15. dxe5 Qe8 16. Bxg4 c5 17. Bf6 Nc6 18. Qh4 Nd4 19. Rd3 1-0

[Event "POL-URS corr"]
[Site "Poland"]
[Date "1974.??.??"]
[Round "?"]
[White "Gurvich, A."]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B82"]
[PlyCount "69"]
[EventDate "1974.??.??"]
[EventType "tourn (corr)"]
[EventRounds "2"]
[EventCountry "POL"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nb3 e6 8. Be3 Qc7 9. f4 a6 10. Qe2 b5 11. Bd3 Be7 12. g4 h6 13. 0-0-0 Nd7 14. Rhe1 Bb7 15. Nd4 Nb4 16. Kb1 Rc8 17. Bf2 Nc5 18. Qd2 Nbxd3 19. cxd3 b4 20. Nce2 0-0 21. h4 Rfe8 22. g5 hxg5 23. hxg5 e5 24. Nf5 Bf8 25. Bxc5 Qxc5 26. Rh1 g6 27. Neg3 exf4 28. Qh2 Qc2+ 29. Qxc2 Rxc2 30. Kxc2 fxg3 31. Nxg3 Bg7 32. d4 d5 33. e5 Bf8 34. Rh4 Rc8+ 35. Kb3 1-0

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "3"]
[White "Lubienski, Tadeusz"]
[Black "Pietrusiak, Bogdan"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "110"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. f4 d6 4. Nf3 c6 5. Bd3 Bg4 6. c3 Nd7 7. h3 Bxf3 8. Qxf3 e5 9. fxe5 dxe5 10. 0-0 Ngf6 11. Nd2 0-0 12. Nc4 b5 13. Ne3 Nc5 14. Nc2 Ne6 15. Be3 Nh5 16. d5 Nef4 17. Bc5 Re8 18. Rad1 Qc7 19. b4 Nf6 20. c4 Bf8 21. Bxf8 Rxf8 22. c5 cxd5 23. exd5 N4xd5 24. a3 Rab8 25. Ne3 Nf4 26. Bc2 Rbd8 27. Bb3 Rxd1 28. Rxd1 e4 29. Qf1 Qe5 30. Rd6 N6h5 31. Ng4 Nxh3+ 32. gxh3 Qg3+ 33. Qg2 Qxb3 34. Qxe4 Qg3+ 35. Qg2 Qxa3 36. Nh6+ Kg7 37. Nf5+ Kh8 38. Qg4 Qa1+ 39. Rd1 Qe5 40. Nd6 Qe3+ 41. Kf1 Nf4 42. Re1 Qd3+ 43. Kg1 g5 44. Re7 f5 45. Nf7+ Rxf7 46. Re8+ Kg7 47. Qxg5+ Ng6 48. Qg2 f4 49. Qb2+ Kh6 50. Re2 Rf5 51. Qc2 Rg5+ 52. Kf1 Qxh3+ 53. Ke1 f3 54. Rf2 Qg3 55. Kd1 Qg1+ 0-1

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "10"]
[White "Pietrusiak, Bogdan"]
[Black "Doda, Zbigniew"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "83"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Be2 Nc6 7. Na3 Qd8 8. Nc2 Be7 9. 0-0 0-0 10. dxc5 Bxc5 11. Qxd8 Rxd8 12. Bg5 h6 13. Be3 Be7 14. Ncd4 Nd5 15. Nxc6 bxc6 16. Ne5 Bb7 17. Bd2 Bd6 18. Nc4 Bc7 19. Rfe1 Rab8 20. Rad1 c5 21. Be3 Nxe3 22. Nxe3 Bf4 23. Rxd8+ Rxd8 24. Rd1 Rxd1+ 25. Bxd1 Kf8 26. g3 Bxe3 27. fxe3 Ke7 28. Kf2 Kd6 29. b4 Bd5 30. a4 cxb4 31. cxb4 g5 32. h4 gxh4 33. gxh4 f5 34. Bc2 Ke5 35. Kg3 Bc4 36. Kf3 Bd5+ 37. Kg3 Bb7 38. Bd3 Bc8 39. Kf3 Kd5 40. Kg3 Bd7 41. a5 e5 42. Kf2 1/2-1/2

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "6"]
[White "Pietrusiak, Bogdan"]
[Black "Kostro, Jerzy"]
[Result "1/2-1/2"]
[ECO "C15"]
[PlyCount "24"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 dxe4 5. Bxe4 Nf6 6. Bf3 c5 7. Nge2 Nc6 8. a3 Bxc3+ 9. bxc3 e5 10. Bxc6+ bxc6 11. 0-0 exd4 12. cxd4 Ba6 1/2-1/2

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "8"]
[White "Pietrusiak, Bogdan"]
[Black "Kruszynski, Wlodzimierz"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "111"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. Nc3 dxe5 8. dxe5 Nxc3 9. Qxd8+ Nxd8 10. bxc3 Nc6 11. Bb5 Bd7 12. Rb1 e6 13. 0-0 Be7 14. Rd1 0-0-0 15. Be3 Kc7 16. c4 b6 17. a4 h6 18. c5 bxc5 19. Rdc1 Rc8 20. Bxc5 Bxc5 21. Rxc5 Kd8 22. Ba6 Rb8 23. Rd1 Ke7 24. Bb5 Rhc8 25. h4 Ra8 26. Rxd7+ Kxd7 27. Nd4 Rab8 28. Nxc6 Rxb5 29. axb5 a6 30. Rc2 axb5 31. Nd4 Rxc2 32. Nxc2 Kc6 33. Kf1 Kd5 34. Ke2 Kxe5 35. Kd3 Kf4 36. Nd4 b4 37. Kc4 e5 38. Ne2+ Kg4 39. Kxb4 f5 40. Kc4 Kxh4 41. Kd5 e4 42. Ke5 Kg4 43. Nd4 g6 44. Ne2 Kg5 45. Nd4 h5 46. g3 h4 47. gxh4+ Kxh4 48. Nxf5+ gxf5 49. Kxf5 Kh5 50. Kxe4 Kg6 51. Ke5 Kf7 52. Kf5 Ke7 53. Kg6 Kf8 54. f4 Ke7 55. f5 Kf8 56. Kf6 1-0

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "2"]
[White "Pietrusiak, Bogdan"]
[Black "Maciejewski, Andrzej"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "66"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. f4 Qh4+ 6. g3 Qe7 7. Qf3 Nf6 8. Ne2 Bg4 9. Qg2 Bf5 10. Nbc3 0-0 11. Bxc6 bxc6 12. fxe5 Bxe5 13. 0-0-0 a5 14. g4 Be4 15. Nxe4 Bxb2+ 16. Kxb2 Nxe4 17. a4 Rab8 18. Rhf1 Rb6 19. Ng3 Nd6 20. Rde1 Qe5+ 21. Ka2 c5 22. Rf4 Rfb8 23. Rb1 c4 24. Nf5 c6 25. Nxd6 Qxd6 26. Rd4 Rb4 27. d3 Qe5 28. dxc4 Qxe3 29. Rd3 Qb6 30. cxd5 Rxa4+ 31. Kb2 cxd5 32. Rxd5 Qf6+ 33. Kc1 Qf4+ 0-1

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "4"]
[White "Pietrusiak, Bogdan"]
[Black "Pokojowczyk, Jerzy"]
[Result "1-0"]
[ECO "C17"]
[PlyCount "83"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Nc6 6. Nb5 Bxd2+ 7. Qxd2 cxd4 8. f4 Nge7 9. Nd6+ Kf8 10. Nf3 h6 11. h4 Qa5 12. Qxa5 Nxa5 13. 0-0-0 Nac6 14. Bd3 b6 15. h5 Bd7 16. g4 Nc8 17. Nb5 Nb4 18. Nc7 Rb8 19. Na6 Nxa6 20. Bxa6 Ne7 21. Be2 Nc6 22. a4 Ke7 23. Bb5 Na5 24. Nxd4 Rbd8 25. Rh3 Rhf8 26. f5 Nc4 27. Re1 a6 28. Bxa6 Ra8 29. Bxc4 Rxa4 30. Bxd5 Rxd4 31. Be4 Rc8 32. Rd3 Ra4 33. Ra3 Rxa3 34. bxa3 Rc3 35. Rd1 Rxa3 36. f6+ gxf6 37. exf6+ Ke8 38. g5 Ra5 39. gxh6 Rxh5 40. Rg1 Bc6 41. Bxc6+ Kd8 42. Rh1 1-0

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "12"]
[White "Pietrusiak, Bogdan"]
[Black "Prochownik, Franciszek"]
[Result "1-0"]
[ECO "B11"]
[PlyCount "84"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Bc4 Rg8 7. g3 Bh3 8. Qe2 Qa5 9. c3 Bg4 10. Qe4 Qh5 11. Nh4 f5 12. Qf4 Bh6 13. Qc7 Nd7 14. Qxb7 Rd8 15. Qxc6 Bg5 16. h3 Bd1 17. g4 Qxh4 18. Kxd1 fxg4 19. hxg4 Qxg4+ 20. f3 Qf5 21. Qe4 Qf6 22. Rxh7 Ne5 23. Be2 Bxd2 24. Bxd2 Rg1+ 25. Kc2 Rxa1 26. Bh6 Nc6 27. Bc4 Rd6 28. Bxf7+ Kd8 29. Bf4 Rd4 30. cxd4 Nxd4+ 31. Kd2 Nxf3+ 32. Qxf3 Qxb2+ 33. Kd3 Qb1+ 34. Kc3 Qe1+ 35. Bd2 Qe5+ 36. Kd3 Qb5+ 37. Ke3 Qc5+ 38. Ke2 Qe5+ 39. Kf2 Qd4+ 40. Qe3 Qf6+ 41. Qf4 Qb6+ 42. Be3 Qb2+ 1-0

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "1"]
[White "Pietrusiak, Bogdan"]
[Black "Schinzel, Wladyslaw"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "62"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 Nc6 6. Ne2 e5 7. Bxc6+ bxc6 8. 0-0 e4 9. Nbc3 Bd6 10. Bf4 Qe7 11. Qd2 Nh5 12. Bg5 f6 13. Nf4 Nxf4 14. Bxf4 0-0 15. Rfe1 f5 16. Na4 h6 17. Rad1 Be6 18. b3 g5 19. Be5 Rad8 20. Qe3 Bf7 21. Qh3 Qe6 22. f3 Bxe5 23. dxe5 Rxd1 24. Rxd1 e3 25. g3 Qxe5 26. Qxh6 f4 27. gxf4 Qxf4 28. Nc3 Qxf3 29. Qxg5+ Kh7 30. Qh4+ Bh5 31. Rd7+ Kh6 0-1

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "16"]
[White "Pietrusiak, Bogdan"]
[Black "Szymczak, Zbigniew"]
[Result "0-1"]
[ECO "B93"]
[PlyCount "76"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Nf3 Nbd7 8. a4 b6 9. Bd3 e5 10. 0-0 g6 11. Qe1 Bg7 12. Kh1 0-0 13. Qh4 Bb7 14. fxe5 dxe5 15. Ng5 Rac8 16. Be3 Qd8 17. Rad1 h6 18. Nh3 Nh5 19. Qf2 Nhf6 20. Qe2 a5 21. Nf2 Qe7 22. Qd2 Kh7 23. Bb5 Rfd8 24. Nd5 Nxd5 25. exd5 Nc5 26. d6 Qe6 27. d7 Rc6 28. Bxc5 Rxc5 29. Qd6 Bd5 30. Qxe6 Bxe6 31. c3 Bc4 32. Nd3 Rxb5 33. axb5 e4 34. Nf4 Bxf1 35. Rxf1 Rxd7 36. c4 Bxb2 37. Nd5 Rb7 38. g4 a4 0-1

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "14"]
[White "Pietrusiak, Bogdan"]
[Black "Zoltek, Tadeusz"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "103"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 Bf5 5. a3 e6 6. c4 Nf6 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Bd3 Bxd3 10. Qxd3 Be7 11. 0-0 0-0 12. Rd1 Nd7 13. Be3 c6 14. d5 exd5 15. cxd5 c5 16. Qb5 Qc7 17. d6 Bxd6 18. Qd3 Bxh2+ 19. Nxh2 Ne5 20. Qc3 Nd7 21. Rd5 b6 22. Rad1 Nf6 23. Rg5 Kh8 24. Bd4 Qd6 25. Bxf6 Qxf6 26. Qxf6 gxf6 27. Rgd5 Rae8 28. Ng4 Kg7 29. R1d3 Re1+ 30. Kh2 Re2 31. Rg3 Rfe8 32. Rf5 Kf8 33. Nxf6 R8e6 34. b3 Ke7 35. Rgf3 Rd2 36. Ng4 Rg6 37. Rxf7+ Ke6 38. R7f4 Rd4 39. Re3+ Kd6 40. Rf6+ Rxf6 41. Nxf6 b5 42. Kg3 c4 43. Ne4+ Kc6 44. bxc4 bxc4 45. f4 Rd8 46. Kf3 Kd5 47. g4 Kd4 48. f5 Re8 49. Rc3 Rf8 50. Kf4 h5 51. g5 h4 52. g6 1-0

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "15"]
[White "Pioch, Zygmunt"]
[Black "Pietrusiak, Bogdan"]
[Result "0-1"]
[ECO "B67"]
[PlyCount "78"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Bd7 7. Qd2 a6 8. 0-0-0 b5 9. Bxf6 gxf6 10. Kb1 e6 11. f4 Qb6 12. Nf3 0-0-0 13. g4 Kb8 14. h4 h6 15. Bh3 Na5 16. Nd4 b4 17. Nce2 Bc8 18. Rhe1 Bb7 19. Ng3 d5 20. e5 Nc4 21. Qf2 fxe5 22. fxe5 Bc5 23. Qf4 f6 24. Nf3 Be3 25. Rxe3 Qxe3 26. Qxe3 Nxe3 27. Rd4 Nc4 28. exf6 e5 29. Rd1 d4 30. Nd2 Ne3 31. Rg1 d3 32. c4 bxc3 33. bxc3 Nd5 34. Nge4 Bc8 35. Bf1 Nf4 36. g5 hxg5 37. hxg5 Bf5 38. Ng3 Bg6 39. Bg2 Rh2 0-1

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "17"]
[White "Pytel, Krzysztof"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "E82"]
[PlyCount "35"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 b6 7. Bd3 Bb7 8. Nh3 Nbd7 9. Nf2 e5 10. d5 Nh5 11. g3 a5 12. Qd2 Nc5 13. Bc2 f5 14. exf5 gxf5 15. 0-0-0 Ba6 16. b3 Bc8 17. Bg5 Qe8 18. Rde1 1/2-1/2

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "11"]
[White "Schmidt, Wlodzimierz"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "A30"]
[PlyCount "71"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 c5 5. d3 g6 6. e4 Nc6 7. 0-0 Bg7 8. Nc3 0-0 9. Rb1 Ne8 10. Be3 Nd4 11. Ne2 e5 12. b4 d6 13. bxc5 dxc5 14. Nexd4 exd4 15. Bd2 Nc7 16. Bh3 Re8 17. Nh4 Ne6 18. f4 Bf6 19. Nf3 Bg7 20. Bg2 Nf8 21. g4 Nd7 22. g5 f6 23. h4 Qe7 24. h5 fxg5 25. Nxg5 gxh5 26. Qxh5 Bf6 27. Rf3 Bxg5 28. Rg3 Kh8 29. fxg5 Qe5 30. Rf3 Rf8 31. Rbf1 Rxf3 32. Rxf3 Rf8 33. Bh3 Bxe4 34. dxe4 Qxe4 35. Rxf8+ Nxf8 36. Qf7 1-0

[Event "POL-ch31"]
[Site "Zielona Gora"]
[Date "1974.??.??"]
[Round "5"]
[White "Sznapik, Aleksander"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B31"]
[PlyCount "81"]
[EventDate "1974.02.17"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 e5 6. Bxc6 dxc6 7. d3 Qc7 8. Be3 b6 9. a4 a5 10. Na3 Nf6 11. Nc4 Nd7 12. c3 Ba6 13. Qb3 0-0 14. d4 cxd4 15. cxd4 exd4 16. Bxd4 Bxd4 17. Nxd4 Nc5 18. Qxb6 Qxb6 19. Nxb6 Rab8 20. Rec1 Nd3 21. Rxc6 Rfd8 22. Nd5 Bb7 23. Rb6 Bxd5 24. Rxb8 Rxb8 25. exd5 Rxb2 26. d6 Nc5 27. Rd1 Ra2 28. Nc6 Rxa4 29. f4 Rxf4 30. d7 Nxd7 31. Rxd7 a4 32. Ra7 h5 33. g3 Re4 34. Kf2 h4 35. Kf3 hxg3 36. hxg3 Rc4 37. Ne5 Rc3+ 38. Kg2 a3 39. Nxf7 Kg7 40. Nd6+ Kh6 41. Kh3 1-0

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.24"]
[Round "17"]
[White "Maciejewski, Andrzej"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "30"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Bc4 Nc6 7. Qe4 d6 8. Nf3 Nxe5 9. Nxe5 dxe5 10. Qxe5 Qd6 11. Qxd6 Bxd6 12. 0-0 0-0 13. Nd2 Bd7 14. Nf3 Rac8 15. Bb3 Rfe8 1/2-1/2

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.22"]
[Round "16"]
[White "Pietrusiak, Bogdan"]
[Black "Schinzel, Wladyslaw"]
[Result "1-0"]
[ECO "C15"]
[PlyCount "63"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Qg4 Nf6 5. Qxg7 Rg8 6. Qh6 Rg6 7. Qe3 c5 8. Bd2 Nc6 9. Bb5 Bxc3 10. Bxc3 Nxe4 11. Nf3 cxd4 12. Qxd4 Bd7 13. Bxc6 bxc6 14. 0-0 f6 15. Rfe1 e5 16. Rxe4 dxe4 17. Qxe4 Qe7 18. Re1 Rg4 19. Qd3 Be6 20. Qa6 Qc7 21. h3 Rg7 22. Qa4 Qd7 23. Qh4 Qe7 24. Qa4 Rc8 25. Kh2 Kf7 26. Nh4 Qd7 27. f4 exf4 28. Qxf4 Qe7 29. Nf5 Qc7 30. Qxc7+ Rxc7 31. Nxg7 Bd5 32. Nh5 1-0

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.20"]
[Round "15"]
[White "Adamski, Jan"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "E94"]
[PlyCount "43"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Nf6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Qe8 8. dxe5 dxe5 9. Be3 Qe7 10. Nd5 Nxd5 11. cxd5 c6 12. Rc1 Re8 13. Qb3 Bg4 14. Rfd1 Bf8 15. d6 Qd7 16. Nxe5 Rxe5 17. Bxg4 Qxg4 18. Qxb7 Rb5 19. Qxa8 Rxb2 20. d7 Nxd7 21. Qd8 Rb7 22. Qc8 1-0

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.19"]
[Round "14"]
[White "Pietrusiak, Bogdan"]
[Black "Sznapik, Aleksander"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "84"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bg4 3. g3 Nf6 4. Bg2 e6 5. Nf3 Be7 6. 0-0 0-0 7. c4 c6 8. d3 a5 9. Nc3 Nbd7 10. Qc2 Nc5 11. Rfd1 Qb6 12. Rab1 Rfd8 13. Na4 Nxa4 14. bxa4 Qa6 15. c5 Bxf3 16. Bxf6 Bxf6 17. Bxf3 Rd7 18. Rb6 Qa7 19. Rdb1 Bd8 20. R6b3 Rb8 21. e3 g6 22. d4 h5 23. Be2 h4 24. Kg2 Kg7 25. g4 Rc7 26. f4 Rd7 27. f5 Bg5 28. fxg6 fxg6 29. Bd3 h3+ 30. Kh1 Rf8 31. Bxg6 Rf6 32. Bh5 Qb8 33. Qd3 e5 34. Rf1 e4 35. Qe2 Qf8 36. Rf5 Re7 37. Rxg5+ Kh6 38. Rf5 Rxf5 39. gxf5 Qxf5 40. Bg4 Qf6 41. Rb1 Rf7 42. Bxh3 Qh4 1-0

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.18"]
[Round "13"]
[White "Pioch, Zygmunt"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B67"]
[PlyCount "61"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 b5 10. Nf3 b4 11. Bxf6 gxf6 12. Ne2 Qa5 13. Kb1 Be7 14. f5 Ne5 15. Nf4 exf5 16. exf5 Bxf5 17. Nd5 Rc8 18. Nxe7 Nxf3 19. gxf3 Bxc2+ 20. Ka1 Rc5 21. Nc6 Rxc6 22. Re1+ Kd8 23. Bh3 Kc7 24. Re7+ Kb6 25. Bd7 Rc7 26. Qxd6+ Kb7 27. Bc6+ Kb8 28. Rhe1 Rhc8 29. Re8 Ka7 30. Rxc8 Rxc8 31. Re7+ 1-0

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.17"]
[Round "12"]
[White "Pietrusiak, Bogdan"]
[Black "Bednarski, Jacek B"]
[Result "1/2-1/2"]
[ECO "C14"]
[PlyCount "32"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 0-0 8. Nf3 c5 9. dxc5 Nxc5 10. Bd3 f5 11. exf6 Qxf6 12. g3 Nc6 13. 0-0 Bd7 14. Qe2 Nxd3 15. Qxd3 Qf5 16. Qxf5 Rxf5 1/2-1/2

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.16"]
[Round "11"]
[White "Marszalek, Rafal"]
[Black "Pietrusiak, Bogdan"]
[Result "0-1"]
[ECO "A49"]
[PlyCount "72"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. d4 Nf6 4. Bg2 0-0 5. b3 d6 6. Bb2 e5 7. dxe5 Nfd7 8. 0-0 Nc6 9. c4 dxe5 10. e4 a5 11. Nc3 Nc5 12. Ba3 Nb4 13. Nd5 Nxe4 14. Re1 f5 15. Bxb4 axb4 16. Nxb4 Qxd1 17. Raxd1 Nc3 18. Rd2 e4 19. Ng5 c5 20. Nd5 Nxd5 21. cxd5 Bc3 22. Red1 Bxd2 23. Rxd2 Bd7 24. Ne6 Bxe6 25. dxe6 Rfd8 26. Rc2 Rd6 27. Rxc5 Rxe6 28. a4 Kf8 29. Bf1 Rd8 30. Bc4 Re7 31. h4 Rd1+ 32. Kg2 Rd2 33. Kf1 e3 34. fxe3 Rxe3 35. h5 Rc3 36. h6 Rc1# 0-1

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.14"]
[Round "10"]
[White "Pietrusiak, Bogdan"]
[Black "Sydor, Andrzej"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "74"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d6 4. c4 g6 5. g3 Bg7 6. Bg2 Nh6 7. Ne2 0-0 8. 0-0 Bg4 9. Nbc3 Qd7 10. Nd5 Bh3 11. f4 Bxg2 12. Kxg2 f5 13. Qc2 Rae8 14. Rae1 Nd8 15. h3 c6 16. Ndc3 Ne6 17. Ba3 Rf7 18. Rd1 g5 19. d4 exd4 20. exd4 gxf4 21. gxf4 Nf8 22. b4 Qe6 23. Qd3 Rfe7 24. Rd2 Qf7 25. Rf3 Ng6 26. Kh2 Nh4 27. Rg3 Qh5 28. b5 Re6 29. d5 cxd5 30. Qxd5 Kh8 31. Nd4 Re3 32. Rg5 Ng4+ 33. Rxg4 Rxh3+ 34. Kxh3 Qxg4+ 35. Kh2 Re3 36. Rg2 Qh3+ 37. Kg1 Re1+ 0-1

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.13"]
[Round "9"]
[White "Kruszynski, Wlodzimierz"]
[Black "Pietrusiak, Bogdan"]
[Result "1-0"]
[ECO "B57"]
[PlyCount "84"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. Bb3 g6 8. f3 Nxd4 9. Qxd4 Bg7 10. Be3 0-0 11. Qd2 b5 12. 0-0 a5 13. a4 b4 14. Nb5 Qb8 15. Nd4 Rd8 16. Kh1 Be8 17. Bh6 Bxh6 18. Qxh6 d5 19. Qg5 dxe4 20. Nf5 Kh8 21. Nh6 exf3 22. Rxf3 Qd6 23. Raf1 Qd2 24. Re3 Rd4 25. Qe5 Ra7 26. Bxf7 Bc6 27. Re2 Qxh6 28. Qxd4 Rd7 29. Qe5 Qh5 30. Qxh5 gxh5 31. b3 h4 32. Kg1 Kg7 33. Be6 Rd4 34. Bf5 Kf8 35. Bxh7 Rg4 36. h3 Rg5 37. Be4 Bd7 38. Kh2 Re5 39. Bf3 Rg5 40. Rfe1 Rg7 41. Re5 Nh7 42. Rxa5 Ng5 1-0

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.12"]
[Round "8"]
[White "Pietrusiak, Bogdan"]
[Black "Filipowicz, Andrzej"]
[Result "1/2-1/2"]
[ECO "B44"]
[PlyCount "44"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 0-0 10. 0-0 b6 11. Be3 Bb7 12. Re1 Rc8 13. Rc1 Nd7 14. f4 Nc5 15. Bf3 Nb4 16. Rb1 Bf6 17. Qd2 Qc7 18. Red1 Rfd8 19. Ncb5 axb5 20. Nxb5 Qb8 21. Qxb4 Bxe4 22. Bxe4 Nxe4 1/2-1/2

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.11"]
[Round "7"]
[White "Pinkas, Karol"]
[Black "Pietrusiak, Bogdan"]
[Result "0-1"]
[ECO "B82"]
[PlyCount "54"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Qb6 7. Nb3 e6 8. 0-0 a6 9. Be3 Qc7 10. f4 Be7 11. Bd3 b5 12. Qf3 Bb7 13. Rae1 Nb4 14. Qg3 g6 15. a3 Nxd3 16. cxd3 Rc8 17. f5 gxf5 18. Qh3 Rg8 19. Rf2 fxe4 20. Nxe4 Nxe4 21. dxe4 Bxe4 22. Nd4 Qd7 23. Bd2 d5 24. Rxe4 dxe4 25. Qxh7 Qxd4 26. Qxg8+ Kd7 27. Qg3 Bc5 0-1

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.10"]
[Round "6"]
[White "Pietrusiak, Bogdan"]
[Black "Zoltek, Tadeusz"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "82"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 Bg4 5. c4 Nb6 6. c5 N6d7 7. Bc4 e6 8. 0-0 Be7 9. h3 Bh5 10. Bf4 0-0 11. Nc3 c6 12. Qb3 b6 13. Rad1 Bxf3 14. gxf3 Nf6 15. Rfe1 Nd5 16. Bxd5 exd5 17. Re2 Nd7 18. Qa4 b5 19. Qa6 b4 20. Nb1 Bg5 21. Bd6 Qc8 22. Qa4 Rd8 23. Rde1 Nf8 24. f4 Bh6 25. Qxb4 Qxh3 26. Re3 Qf5 27. Qb7 Bxf4 28. Bxf4 Qxf4 29. Qxc6 Qxd4 30. Nc3 Rac8 31. Qb7 Qxc5 32. Re7 Qb6 33. Qxa7 Qxb2 34. Rxf7 Qxc3 35. Ree7 Qc1+ 36. Kg2 Qg5+ 37. Kh2 Qh4+ 38. Kg2 Qg4+ 39. Kh2 Ne6 40. Qe3 Qh4+ 41. Kg2 Qe4+ 0-1

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.08"]
[Round "5"]
[White "Manasterski, Lutoslaw"]
[Black "Pietrusiak, Bogdan"]
[Result "1/2-1/2"]
[ECO "A04"]
[PlyCount "32"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. d3 Ne7 5. 0-0 0-0 6. c4 d5 7. cxd5 Nxd5 8. Bg5 Qd6 9. Qd2 Nc6 10. Nc3 Nxc3 11. bxc3 Re8 12. Rfd1 b6 13. Bh6 Bg4 14. Bxg7 Kxg7 15. Ng5 Rad8 16. h3 Bc8 1/2-1/2

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.07"]
[Round "4"]
[White "Pietrusiak, Bogdan"]
[Black "Doda, Zbigniew"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "82"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Bc4 Nc6 7. Qe4 f5 8. Qe2 Nb6 9. Bb3 Qh4 10. Nf3 Qh5 11. a4 Be7 12. a5 Nd5 13. Bxd5 exd5 14. 0-0 g5 15. Re1 g4 16. Nd4 0-0 17. Bf4 Bd8 18. Nd2 Ne7 19. Qb5 a6 20. Qc5 Qf7 21. c4 Ng6 22. Bh6 Re8 23. Qxd5 Bc7 24. Nxf5 Rxe5 25. Rxe5 Bxe5 26. Ne7+ Nxe7 27. Qxe5 Nf5 28. Bf4 d6 29. Qc3 Be6 30. Ne4 Qg7 31. Rc1 Rc8 32. Qxg7+ Kxg7 33. Bxd6 Rxc4 34. Be5+ Kg6 35. Rxc4 Bxc4 36. f3 gxf3 37. gxf3 Bd5 38. Kf2 Bc6 39. Bc3 h5 40. Nc5 Nh4 41. f4 Kf5 1/2-1/2

[Event "POL-ch30"]
[Site "Gdynia"]
[Date "1973.02.06"]
[Round "3"]
[White "Kostro, Jerzy"]
[Black "Pietrusiak, Bogdan"]
[Result "0-1"]
[ECO "B61"]
[PlyCount "50"]
[EventDate "1973.02.04"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Bd7 7. Qd2 a6 8. 0-0-0 b5 9. Kb1 b4 10. Bxf6 bxc3 11. Nxc6 cxd2 12. Nxd8 gxf6 13. Nb7 a5 14. Rxd2 Ra7 15. Nxd6+ exd6 16. Bc4 Rc7 17. Bd5 Bh6 18. Rd3 Ke7 19. Rhd1 Rhc8 20. c4 a4 21. Ra3 Rb8 22. Rg3 Bf4 23. Rg7 Be6 24. g3 Be5 25. f4 Bxb2 0-1

