[Event "POL-chT 54th"]
[Site "Lubniewice"]
[Date "1998.11.08"]
[Round "8"]
[White "Chojnicki, Zenon"]
[Black "Nowak, Ignacy"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "2245"]
[BlackElo "2380"]
[PlyCount "39"]
[EventDate "1998.11.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rzeszow Zelmer"]
[BlackTeam "Poznan Pocztowiec"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 g6 2. Nf3 Nf6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c6 6. d4 d5 7. cxd5 cxd5 8. Nc3 e6 9. Ne5 Nfd7 10. Nxd7 Bxd7 11. b3 Nc6 12. e3 Qe7 13. Bb2 Rfc8 14. Rc1 Qd8 15. Qc2 Qa5 16. Qb1 Ne7 17. a3 Qb6 18. Qa2 a5 19. Rfd1 Nf5 20. g4 1/2-1/2

[Event "POL-chT 54th"]
[Site "Lubniewice"]
[Date "1998.11.04"]
[Round "4"]
[White "Bielinski, Leszek"]
[Black "Chojnicki, Zenon"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2245"]
[BlackElo "2245"]
[PlyCount "87"]
[EventDate "1998.11.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Entropia"]
[BlackTeam "Rzeszow Zelmer"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. 0-0 e6 7. Ne2 Nge7 8. d4 0-0 9. c3 b6 10. Be3 Bb7 11. Nh4 cxd4 12. cxd4 Rc8 13. Qd2 Ba6 14. Rfd1 h6 15. f4 d5 16. e5 Nf5 17. Nxf5 gxf5 18. Nc3 Qe7 19. g4 fxg4 20. f5 exf5 21. Bxh6 Bxh6 22. Qxh6 Qe6 23. Qg5+ Qg6 24. Qxg6+ fxg6 25. Nxd5 Kf7 26. Nf4 Rfe8 27. Rac1 Ne7 28. d5 g5 29. Ne6 Be2 30. Re1 Bf3 31. Nxg5+ Kg6 32. Nxf3 gxf3 33. Bxf3 Rxc1 34. Rxc1 Nxd5 35. Bxd5 Rxe5 36. Bf3 Kg5 37. Kf2 Re7 38. Rc4 Rd7 39. h4+ Kf6 40. Ke3 Ke5 41. a4 Rg7 42. a5 bxa5 43. Rc5+ Kf6 44. Kf4 1-0

[Event "POL-chT 47th"]
[Site "Mikolajki"]
[Date "1991.09.??"]
[Round "3"]
[White "Chojnicki, Zenon"]
[Black "Cylwik, Zbigniew"]
[Result "1-0"]
[ECO "A14"]
[BlackElo "2210"]
[PlyCount "53"]
[EventDate "1991.09.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rzeszow Zelmer"]
[BlackTeam "Bialystok Jagiellonia"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. b3 Be7 5. Nf3 c6 6. 0-0 0-0 7. Bb2 b5 8. d3 Nbd7 9. Nbd2 bxc4 10. dxc4 Bb7 11. Qc2 h6 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Bf6 15. Ne5 Nxe5 16. Bxe5 Qe7 17. Rad1 Rfd8 18. Bxf6 Qxf6 19. Qe3 Qg5 20. Rxd8+ Qxd8 21. Bf3 Qa5 22. Rd1 Qxa2 23. Rd7 Qa6 24. Qf4 Rf8 25. Qc7 Qa1+ 26. Kg2 Bc8 27. Rd8 1-0

[Event "POL-chT 47th"]
[Site "Mikolajki"]
[Date "1991.09.??"]
[Round "8"]
[White "Chojnicki, Zenon"]
[Black "Dabek, Roman"]
[Result "1/2-1/2"]
[ECO "A30"]
[BlackElo "2340"]
[PlyCount "138"]
[EventDate "1991.09.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rzeszow Zelmer"]
[BlackTeam "Katowice Start"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 e6 2. Nf3 c5 3. g3 b6 4. Bg2 Bb7 5. 0-0 Nf6 6. Nc3 d6 7. d4 cxd4 8. Qxd4 a6 9. b3 Qc7 10. Bb2 Be7 11. Rac1 Nbd7 12. Rfd1 0-0 13. Qd2 Rfd8 14. Nd4 Bxg2 15. Kxg2 Qb7+ 16. f3 Ne5 17. Ba3 Rac8 18. e4 h6 19. Qe2 Ne8 20. f4 Nc6 21. Nf3 Bf6 22. Bb2 b5 23. Nb1 Bxb2 24. Qxb2 Nf6 25. Qe2 bxc4 26. Rxc4 d5 27. exd5 Nxd5 28. Rd2 Nce7 29. Na3 Nf5 30. Rxc8 Rxc8 31. Nc4 Nh4+ 32. Kf2 Qa7+ 33. Ke1 Nf5 34. Qf2 Qe7 35. Nfe5 h5 36. Qf3 g6 37. Kf1 Kg7 38. Kg2 Qb4 39. Qe2 Qc3 40. Rd3 Qa1 41. Nf3 Nf6 42. h3 Nd5 43. h4 Nf6 44. Nfe5 Rc5 45. Nd7 Nxd7 46. Rxd7 Qh1+ 47. Kxh1 Nxg3+ 48. Kg2 Nxe2 49. Kf3 Nc3 50. Ne5 Kg8 51. Nxf7 Rd5 52. Rb7 Rd3+ 53. Kf2 Nd5 54. Ne5 Rd2+ 55. Kf3 Rxa2 56. Nxg6 Rc2 57. Ne7+ Nxe7 58. Rxe7 Rc3+ 59. Ke4 Rxb3 60. Rxe6 a5 61. Re5 Rb4+ 62. Kf5 a4 63. Ra5 Kg7 64. Kg5 Kf7 65. Ra7+ Kf8 66. f5 Rg4+ 67. Kxh5 Rg8 68. Rxa4 Rg1 69. Kh6 Rf1 1/2-1/2

[Event "POL-chT 47th"]
[Site "Mikolajki"]
[Date "1991.09.??"]
[Round "1"]
[White "Chojnicki, Zenon"]
[Black "Krason, Jozef"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "2355"]
[PlyCount "74"]
[EventDate "1991.09.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rzeszow Zelmer"]
[BlackTeam "Gliwice Piast"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. e3 Nf6 5. Nc3 0-0 6. Nge2 d6 7. 0-0 c6 8. d4 Nbd7 9. b3 exd4 10. Nxd4 Re8 11. Bb2 Nc5 12. Qc2 Qe7 13. Rfe1 h5 14. Rad1 h4 15. b4 Ne6 16. Nf3 hxg3 17. hxg3 Nf8 18. Qd3 N8d7 19. Ne2 Nb6 20. Nfd4 Ng4 21. Qc2 c5 22. bxc5 dxc5 23. Nb3 Bxb2 24. Qxb2 Nxf2 25. Kxf2 Qxe3+ 26. Kf1 Bg4 27. Qd2 Nxc4 28. Qd3 Rad8 29. Qxc4 Rxd1 30. Qxg4 Rxe1+ 31. Kxe1 Qg1+ 32. Kd2 Qxg2 33. Qc4 b6 34. Nbc1 Qf1 35. a4 Rd8+ 36. Kc2 Qd1+ 37. Kb1 Rd2 0-1

[Event "POL-chT 47th"]
[Site "Mikolajki"]
[Date "1991.09.??"]
[Round "5"]
[White "Chojnicki, Zenon"]
[Black "Szopka, Dariusz"]
[Result "1/2-1/2"]
[ECO "A29"]
[BlackElo "2305"]
[PlyCount "69"]
[EventDate "1991.09.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Rzeszow Zelmer"]
[BlackTeam "Czestochowa Skra-Komobex"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 g6 5. Nf3 Bg7 6. 0-0 0-0 7. d4 exd4 8. Nxd4 Ne5 9. b3 d6 10. Bb2 Re8 11. Qd2 Nfd7 12. h3 Nc5 13. f4 Ned3 14. exd3 Bxd4+ 15. Kh2 Re3 16. Rf3 Rxf3 17. Bxf3 c6 18. Ne4 Ne6 19. Re1 f5 20. Ng5 Nxg5 21. fxg5 Bxb2 22. Qxb2 Bd7 23. Qd4 Qf8 24. b4 Re8 25. Rxe8 Bxe8 26. Qxa7 Qe7 27. Qd4 Qxg5 28. Qxd6 Qd2+ 29. Bg2 Qxa2 30. Qe7 Qa8 31. Qc7 Qa3 32. Qc8 Kf8 33. Qxb7 Qxd3 34. c5 Qd2 35. Qb8 1/2-1/2

[Event "POL-chT 47th"]
[Site "Mikolajki"]
[Date "1991.09.??"]
[Round "7"]
[White "Ferenc, Jozef"]
[Black "Chojnicki, Zenon"]
[Result "0-1"]
[ECO "E66"]
[WhiteElo "2295"]
[PlyCount "75"]
[EventDate "1991.09.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Koszalin Budowlani"]
[BlackTeam "Rzeszow Zelmer"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Bg2 Bg7 5. Nc3 0-0 6. 0-0 Nc6 7. d4 d6 8. d5 Na5 9. Qd3 a6 10. e4 b5 11. cxb5 axb5 12. Nxb5 Ba6 13. a4 Nd7 14. Rb1 c4 15. Qc2 Bxb5 16. axb5 Qb6 17. Bg5 h6 18. Be3 Qxb5 19. Nd4 Qb4 20. Rfc1 Rfb8 21. Bd2 Qc5 22. Bxa5 Bxd4 23. Bc3 Ne5 24. Bf1 Ra2 25. Kg2 h5 26. Rd1 Bxc3 27. Qxc3 Rb3 28. Qc2 Qb4 29. Rd4 Rbxb2 30. Rxb2 Rxb2 31. Qc1 Qb3 32. Rd2 c3 33. Re2 Rxe2 34. Bxe2 Qb2 35. Qg5 Qxe2 36. Qxe7 Qxe4+ 37. f3 Qe2+ 38. Kh3 0-1

[Event "POL-chT 47th"]
[Site "Mikolajki"]
[Date "1991.09.??"]
[Round "2"]
[White "Janota, Henryk"]
[Black "Chojnicki, Zenon"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2235"]
[PlyCount "103"]
[EventDate "1991.09.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Bytom Start"]
[BlackTeam "Rzeszow Zelmer"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 Bg7 7. Nf3 0-0 8. a4 axb5 9. Bxb5 Ba6 10. Ra3 d6 11. 0-0 Nbd7 12. Bxa6 Rxa6 13. Qe2 Qa8 14. e4 Nb6 15. b3 Rc8 16. Nd2 Nfd7 17. Bb2 c4 18. bxc4 Nxa4 19. Rxa4 Rxa4 20. Nxa4 Qxa4 21. Bxg7 Kxg7 22. Qd3 Ra8 23. h3 Qa2 24. Qd4+ f6 25. Nf3 Ne5 26. Nxe5 fxe5 27. Qc3 Ra3 28. Qc1 Rb3 29. c5 dxc5 30. Qxc5 Kf7 31. Qc4 Rb2 32. Qc3 Rb1 33. Qxe5 Rxf1+ 34. Kxf1 Qb1+ 35. Ke2 Qc2+ 36. Kf3 Qd3+ 37. Kg4 Qe2+ 38. Kg3 Qd3+ 39. Kh2 Qd2 40. Qg3 Qd4 41. Qf4+ Kg7 42. g3 h6 43. Kg2 Qc3 44. e5 Qc5 45. Qd2 Kf7 46. d6 Qc6+ 47. Kh2 exd6 48. exd6 Qd7 49. Qxh6 Qxd6 50. Qf4+ Qxf4 51. gxf4 Kf6 52. Kg3 1-0

[Event "POL-chT 47th"]
[Site "Mikolajki"]
[Date "1991.09.??"]
[Round "4"]
[White "Lada, Marek"]
[Black "Chojnicki, Zenon"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2310"]
[PlyCount "36"]
[EventDate "1991.09.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Warszawa AZS UW"]
[BlackTeam "Rzeszow Zelmer"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. e3 d6 6. Bd3 c5 7. c3 Nc6 8. 0-0 Qc7 9. Re1 e5 10. dxc5 dxc5 11. e4 h6 12. Bh4 Be6 13. a4 Rad8 14. Qe2 g5 15. Bg3 Nh5 16. Nc4 Nf4 17. Bxf4 exf4 18. Rad1 Ne5 1/2-1/2

[Event "POL-chT 47th"]
[Site "Mikolajki"]
[Date "1991.09.??"]
[Round "9"]
[White "Maciejewski, Miroslaw"]
[Black "Chojnicki, Zenon"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2320"]
[PlyCount "61"]
[EventDate "1991.09.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Plock PTSz"]
[BlackTeam "Rzeszow Zelmer"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 e6 6. Nc3 Nge7 7. d3 0-0 8. Bg5 h6 9. Bd2 d5 10. Ne2 a6 11. Bxc6 Nxc6 12. Ng3 f5 13. exf5 exf5 14. Qc1 Kh7 15. h4 Qf6 16. Bc3 d4 17. Bd2 Bd7 18. Bf4 Rae8 19. Qd2 b5 20. a3 c4 21. dxc4 bxc4 22. Rad1 Re6 23. Re2 Rfe8 24. Rxe6 Rxe6 25. Ne2 Re4 26. Ng3 Re6 27. b3 c3 28. Qd3 Qe7 29. h5 g5 30. Nxf5 Qd8 31. N5xd4+ 1-0

[Event "Rzeszow op"]
[Site "Rzeszow"]
[Date "1977.??.??"]
[Round "3"]
[White "Chojnicki, Zenon"]
[Black "Armas, Jules"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "100"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 e6 5. c4 Be7 6. Nc3 0-0 7. d4 d5 8. Ne5 Nbd7 9. Qa4 c6 10. e4 Nxe4 11. Nxe4 Nxe5 12. cxd5 cxd5 13. dxe5 dxe4 14. Bxe4 Bxe4 15. Qxe4 Qd5 16. Qxd5 exd5 17. Rd1 Rfd8 18. Be3 Bc5 19. Bf4 h6 20. h4 Kf8 21. Rd3 Ke7 22. Rad1 Ke6 23. Kg2 Rac8 24. g4 Be7 25. Bg3 Rc2 26. R1d2 Rxd2 27. Rxd2 d4 28. f4 Kd5 29. Kf3 Bb4 30. Rd3 Rc8 31. a3 Be7 32. Bf2 Rc4 33. h5 a5 34. Be3 a4 35. g5 hxg5 36. fxg5 Kxe5 37. Bf4+ Kf5 38. h6 gxh6 39. gxh6 Bf6 40. Rd2 Kg6 41. Ke4 Rc5 42. Rh2 Kh7 43. Rf2 Rb5 44. Bc1 Kg6 45. Rg2+ Kh7 46. Rf2 Re5+ 47. Kd3 Kg6 48. Rg2+ Kh7 49. Rf2 Kg6 50. Rg2+ Kh7 1/2-1/2

[Event "Rzeszow op"]
[Site "Rzeszow"]
[Date "1977.??.??"]
[Round "2"]
[White "Chojnicki, Zenon"]
[Black "Pokojowczyk, Jerzy"]
[Result "0-1"]
[ECO "E60"]
[BlackElo "2345"]
[PlyCount "98"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. d4 c6 6. 0-0 a6 7. Nc3 b5 8. Nd2 Ra7 9. b4 0-0 10. a4 c5 11. dxc5 dxc5 12. axb5 cxb4 13. Na4 axb5 14. cxb5 Nd5 15. Ra2 Nb6 16. Nc3 Rc7 17. Ncb1 Be6 18. Rc2 Rd7 19. Rc6 Nxc6 20. bxc6 Ra7 21. Qc2 Ra2 22. Qc5 Qd4 23. Qxe7 Nd5 24. Qb7 Ra7 25. Nb3 Rxb7 26. Nxd4 Rc7 27. Nxe6 fxe6 28. Bd2 Rxc6 29. e4 Nc3 30. e5 Rc7 31. f4 Bxe5 32. fxe5 Rxf1+ 33. Bxf1 Nxb1 34. Bxb4 Rc1 35. Kg2 Nc3 36. Bc5 Ne4 37. Be3 Rc2+ 38. Kh3 Nf2+ 39. Kh4 Nd1 40. Bg1 Nf2 41. h3 Rc1 42. Bxf2 Rxf1 43. Be3 Rf5 44. Bd4 Kf7 45. Kg4 Ke8 46. h4 Kd7 47. Kh3 Kc6 48. g4 Rf3+ 49. Kg2 Rf4 0-1

[Event "Rzeszow op"]
[Site "Rzeszow"]
[Date "1977.??.??"]
[Round "8"]
[White "Chojnicki, Zenon"]
[Black "Szumilo, Witold"]
[Result "1/2-1/2"]
[ECO "A30"]
[BlackElo "2290"]
[PlyCount "32"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 e6 5. c4 c5 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 Nbd7 10. b3 0-0 11. Bb2 a6 12. Rac1 Ra7 13. Nd2 Qb8 14. Nde4 Ne8 15. f3 Nc5 16. Rc2 Bc6 1/2-1/2

[Event "Rzeszow op"]
[Site "Rzeszow"]
[Date "1977.??.??"]
[Round "4"]
[White "Luczynowicz, Waclaw"]
[Black "Chojnicki, Zenon"]
[Result "0-1"]
[ECO "A36"]
[PlyCount "92"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5 6. Nge2 Nge7 7. 0-0 0-0 8. a3 d6 9. h3 Be6 10. Nd5 Rb8 11. Nec3 a6 12. Qe2 b5 13. Nxe7+ Nxe7 14. cxb5 axb5 15. Nxb5 Qd7 16. a4 d5 17. d4 Rfc8 18. Kh2 Nf5 19. dxc5 Rxc5 20. b4 Rcc8 21. Bd2 d4 22. Rfc1 d3 23. Qd1 e4 24. Rxc8+ Rxc8 25. Rc1 Bd5 26. Bc3 Bf8 27. Bd2 Bg7 28. Bc3 Bf8 29. Bd2 Bg7 30. Rc5 h5 31. Qc1 Rxc5 32. bxc5 h4 33. g4 Be5+ 34. Kg1 Ne7 35. Bc3 Nc6 36. Nd4 Nxd4 37. exd4 Bc7 38. a5 Qa4 39. Qe1 Qc2 40. Bd2 Qc4 41. Qa1 Qb5 42. Qd1 f5 43. gxf5 gxf5 44. Qc1 Qe8 45. c6 Qg6 46. Bf4 e3 0-1

[Event "Rzeszow op"]
[Site "Rzeszow"]
[Date "1977.??.??"]
[Round "10"]
[White "Maciejewski, Andrzej"]
[Black "Chojnicki, Zenon"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2345"]
[PlyCount "81"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[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. cxd4 d6 6. Nf3 Nc6 7. Bc4 e6 8. 0-0 Be7 9. Nbd2 Nb6 10. Bb3 d5 11. Re1 0-0 12. Nf1 f5 13. exf6 Bxf6 14. Bc2 g6 15. Ng3 Bd7 16. Bh6 Bg7 17. Bxg7 Kxg7 18. h4 Rc8 19. h5 Qf6 20. Rc1 Nc4 21. hxg6 hxg6 22. Qd3 Rb8 23. b3 Nd6 24. Ne5 Be8 25. Qe3 Nf5 26. Bxf5 exf5 27. f4 Bf7 28. Nf1 Rbc8 29. Nh2 Nxe5 30. dxe5 Qb6 31. Qxb6 axb6 32. Nf3 Rc5 33. Kf2 Rfc8 34. Rcd1 Rc2+ 35. Re2 R2c5 36. Ng5 Rc2 37. e6 Rxe2+ 38. Kxe2 Bg8 39. Rxd5 Re8 40. Rd7+ Kf6 41. Rxb7 1-0

[Event "Rzeszow op"]
[Site "Rzeszow"]
[Date "1977.??.??"]
[Round "5"]
[White "Nowak, Ignacy"]
[Black "Chojnicki, Zenon"]
[Result "1/2-1/2"]
[ECO "E65"]
[WhiteElo "2325"]
[PlyCount "85"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 d6 3. d4 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 c5 7. Nc3 Nc6 8. dxc5 dxc5 9. Bf4 Nh5 10. Bd2 Be6 11. b3 b6 12. Qc1 Qe8 13. Bh6 Rd8 14. Bxg7 Nxg7 15. Ng5 Bc8 16. Nd5 Nd4 17. Qb2 h6 18. Ne4 f5 19. Nec3 e6 20. e3 Nc6 21. Nf4 g5 22. Nfe2 Bb7 23. Rad1 Qe7 24. f4 Rxd1 25. Rxd1 Rd8 26. Rd2 Na5 27. Bxb7 Nxb7 28. Qc1 Ne8 29. e4 Rxd2 30. Qxd2 Nbd6 31. Qe3 Kf7 32. Qf3 g4 33. Qd3 fxe4 34. Nxe4 Nxe4 35. Qxe4 Nf6 36. Qd3 Qb7 37. Nc3 Qc6 38. Nd1 Qe4 39. Qxe4 Nxe4 40. Kf1 e5 41. fxe5 Ke6 42. Ke2 Kxe5 43. Ke3 1/2-1/2

[Event "Rzeszow op"]
[Site "Rzeszow"]
[Date "1977.??.??"]
[Round "1"]
[White "Zygo, Wladyslaw"]
[Black "Chojnicki, Zenon"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "68"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Bc4 Nge7 5. d3 d5 6. Bb3 b5 7. a3 Nd4 8. Nf3 Nxb3 9. cxb3 b4 10. axb4 cxb4 11. Nb5 Qb6 12. Nbd4 dxe4 13. dxe4 Ba6 14. Be3 Nc6 15. Nf5 Qb5 16. Ng3 Be7 17. Qe2 Qxe2+ 18. Nxe2 Bd3 19. Rc1 Bxe4 20. 0-0 0-0 21. Ng3 Bd5 22. Nd4 Nxd4 23. Bxd4 Bxb3 24. Rc7 Bd8 25. Rb7 a5 26. Nh5 Bd5 27. Rd7 g6 28. Nf6+ Bxf6 29. Bxf6 a4 30. g4 a3 31. bxa3 bxa3 32. h4 a2 33. h5 Rfb8 34. hxg6 hxg6 0-1

[Event "Zalaegerszeg Juniors 4th"]
[Site "Zalaegerszeg"]
[Date "1975.08.13"]
[Round "11"]
[White "Boensch, Uwe"]
[Black "Chojnicki, Zenon"]
[Result "1-0"]
[ECO "B36"]
[PlyCount "47"]
[EventDate "1975.08.02"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "HUN"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 c5 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. f3 Bg7 9. Be3 0-0 10. Qd2 Qa5 11. Rc1 Be6 12. Nd5 Qxa2 13. Nxe7+ Kh8 14. Bd4 Qb3 15. Be2 a5 16. 0-0 Rae8 17. Nd5 Nxd5 18. cxd5 Bc8 19. Rc7 Kg8 20. Bxg7 Qb6+ 21. Bd4 Qxc7 22. Bf6 Re6 23. dxe6 fxe6 24. Rc1 1-0

[Event "Match/Nation U20 DDR-POL"]
[Site "Zinnowitz"]
[Date "1975.??.??"]
[Round "2"]
[White "Boensch, Uwe"]
[Black "Chojnicki, Zenon"]
[Result "1/2-1/2"]
[ECO "B36"]
[PlyCount "56"]
[EventDate "1975.??.??"]
[EventType "team-match"]
[EventRounds "4"]
[EventCountry "DDR"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 c5 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be3 Bg7 9. Be2 0-0 10. Qd2 Qa5 11. f3 Be6 12. Rc1 Rfc8 13. b3 a6 14. Nd5 Qxd2+ 15. Kxd2 Nxd5 16. cxd5 Bd7 17. Rxc8+ Rxc8 18. Rc1 Rxc1 19. Kxc1 Kf8 20. a4 Ke8 21. Bb6 e6 22. Kd2 Bf6 23. Bc7 Ke7 24. Bb6 Ke8 25. Bc7 Ke7 26. Kc2 Bd4 27. h3 Bf6 28. Bb6 Be5 1/2-1/2

[Event "Match/Nation U20 DDR-POL"]
[Site "Zinnowitz"]
[Date "1975.??.??"]
[Round "4"]
[White "Casper, Thomas"]
[Black "Chojnicki, Zenon"]
[Result "1/2-1/2"]
[ECO "A03"]
[PlyCount "52"]
[EventDate "1975.??.??"]
[EventType "team-match"]
[EventRounds "4"]
[EventCountry "DDR"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. f4 c5 2. Nf3 e6 3. g3 d5 4. Bg2 Nc6 5. 0-0 g6 6. d3 Bg7 7. c4 Nge7 8. Nc3 0-0 9. Rb1 a6 10. a3 Rb8 11. Na4 b6 12. Bd2 dxc4 13. dxc4 e5 14. b4 cxb4 15. axb4 Bf5 16. Rc1 b5 17. cxb5 Rxb5 18. Nxe5 Nxe5 19. fxe5 Bxe5 20. Nc5 a5 21. Bh6 Qxd1 22. Rfxd1 Bg7 23. Bxg7 Kxg7 24. bxa5 Rxa5 25. Nb3 Re5 26. Nd4 Be4 1/2-1/2

[Event "Match/Nation U20 DDR-POL"]
[Site "Zinnowitz"]
[Date "1975.??.??"]
[Round "3"]
[White "Chojnicki, Zenon"]
[Black "Gruenberg, Hans Ulrich"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "82"]
[EventDate "1975.??.??"]
[EventType "team-match"]
[EventRounds "4"]
[EventCountry "DDR"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Nc6 6. 0-0 e4 7. Ne1 Bxc3 8. bxc3 Re8 9. Nc2 b6 10. d3 Bb7 11. Bg5 exd3 12. exd3 h6 13. Bf4 d5 14. Bd2 dxc4 15. dxc4 Na5 16. Bxb7 Nxb7 17. Bf4 Qxd1 18. Rfxd1 c5 19. Rd3 g5 20. Be3 Rad8 21. Rad1 Rxd3 22. Rxd3 Rd8 23. Rxd8+ Nxd8 24. h4 Ne6 25. hxg5 hxg5 26. f3 Ne8 27. Kf2 Nd6 28. Na3 a6 29. Ke2 f5 30. Kd3 Kg7 31. Nc2 Kg6 32. Bc1 f4 33. gxf4 Nxf4+ 34. Bxf4 gxf4 35. Ne1 Kg5 36. Ng2 Kf5 37. Nh4+ Kf6 38. Ng2 Kg5 39. a3 Kf5 40. Ne1 Nf7 41. Kc2 Ne5 0-1

[Event "Match/Nation U20 DDR-POL"]
[Site "Zinnowitz"]
[Date "1975.??.??"]
[Round "1"]
[White "Chojnicki, Zenon"]
[Black "Paehtz, Thomas Sr"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "141"]
[EventDate "1975.??.??"]
[EventType "team-match"]
[EventRounds "4"]
[EventCountry "DDR"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bc5 5. e3 0-0 6. Nge2 Re8 7. d3 a5 8. 0-0 d6 9. Nd5 h6 10. Nec3 Bf5 11. Qe2 Nh7 12. Rb1 Qd7 13. Kh1 Bg6 14. b3 Nd8 15. Na4 Ra6 16. Nxc5 dxc5 17. e4 c6 18. Ne3 Ne6 19. f4 exf4 20. gxf4 Nd4 21. Qg4 Qxg4 22. Nxg4 Bh5 23. Nf2 Raa8 24. Rb2 Rad8 25. Bd2 b6 26. Be3 f5 27. e5 Re6 28. a3 g5 29. b4 Ne2 30. bxa5 gxf4 31. Bd2 bxa5 32. Bxa5 Rd7 33. Nh3 Rxd3 34. Nxf4 Nxf4 35. Rxf4 Rxa3 36. Bc7 Ra1+ 37. Rf1 Rxf1+ 38. Bxf1 Bf3+ 39. Kg1 Ng5 40. Kf2 Be4 41. Ke3 Nf3 42. Kf4 Rg6 43. Bh3 Nd4 44. Bd6 Ne6+ 45. Ke3 Rg1 46. Rb8+ Kf7 47. Rh8 Ng5 48. Rf8+ Kg7 49. Bxf5 Re1+ 50. Kf2 Rc1 51. Bd7 Rc2+ 52. Ke3 Rc3+ 53. Kf2 Rc2+ 54. Ke3 Rc3+ 55. Kf2 Rxc4 56. Rc8 Rc2+ 57. Ke3 Rc3+ 58. Kd2 Rd3+ 59. Ke2 Nf3 60. Bf8+ Kh7 61. e6 Nd4+ 62. Ke1 Re3+ 63. Kf2 Rf3+ 64. Ke1 c4 65. e7 Bg6 66. e8Q Bxe8 67. Rxe8 c3 68. Re7+ Kg6 69. Be8+ Kg5 70. h4+ Kxh4 71. Bxh6 1-0

