[Event "Canadian op"]
[Site "Fredericton"]
[Date "1977.08.01"]
[Round "10"]
[White "Krotki, Jan"]
[Black "Berry, Jonathan"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2171"]
[BlackElo "2260"]
[PlyCount "99"]
[EventDate "1977.07.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Bxf6 gxf6 10. Na3 f5 11. Nc4 b5 12. Ne3 b4 13. Ncd5 fxe4 14. Qh5 Be6 15. Bc4 Ra7 16. 0-0-0 Nd4 17. Kb1 a5 18. Rhe1 h6 19. Rxd4 exd4 20. Bb5+ Bd7 21. Nf5 Qg5 22. Rxe4+ Kd8 23. Qxf7 Bg7 24. Re7 Qxf5 25. Qxf5 Bxf5 26. Rxa7 Be5 27. Ra8+ Bc8 28. Ba6 Kd7 29. Nb6+ Kc7 30. Rxc8+ Kxb6 31. Rxh8 Bxh8 32. Bd3 Kc5 33. Kc1 Kd5 34. f4 Bf6 35. Kd2 Bh4 36. g3 Bf6 37. Ke2 Ke6 38. Kf3 d5 39. Kg4 Bg7 40. Kh5 Kf6 41. g4 Bf8 42. g5+ hxg5 43. fxg5+ Kg7 44. Kg4 Bd6 45. h4 Bh2 46. h5 a4 47. h6+ Kf7 48. g6+ Kf6 49. g7 Kf7 50. Bh7 1-0

[Event "Canadian op"]
[Site "Fredericton"]
[Date "1977.07.31"]
[Round "9"]
[White "Krotki, Jan"]
[Black "Spraggett, Kevin"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2171"]
[BlackElo "2405"]
[PlyCount "55"]
[EventDate "1977.07.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Be2 e6 7. 0-0 Be7 8. Ne5 cxd4 9. cxd4 0-0 10. Nc3 Qd8 11. Bf3 Nbd7 12. Nxd7 Nxd7 13. Bf4 Ra7 14. d5 e5 15. Be3 Bc5 16. Bxc5 Nxc5 17. b4 Nd7 18. d6 Nf6 19. Qd3 Re8 20. Rfd1 Bd7 21. Nd5 Nxd5 22. Bxd5 Ba4 23. Bb3 Bc6 24. Qf5 b6 25. Rac1 g6 26. Qd3 Qd7 27. Bxf7+ Kxf7 28. Qc4+ 1-0

[Event "Canadian op"]
[Site "Fredericton"]
[Date "1977.07.27"]
[Round "6"]
[White "Lindsay, Fred P"]
[Black "Krotki, Jan"]
[Result "0-1"]
[ECO "A54"]
[WhiteElo "2009"]
[BlackElo "2171"]
[PlyCount "84"]
[EventDate "1977.07.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nc6 5. d5 Ne7 6. e4 Ng6 7. Be2 Be7 8. 0-0 0-0 9. Ne1 Nd7 10. Nd3 Bg5 11. Bxg5 Qxg5 12. b4 Nf6 13. Qc1 Qh4 14. Qe3 Nf4 15. c5 Ng4 16. Bxg4 Qxg4 17. Nxf4 exf4 18. Qd3 f5 19. f3 fxe4 20. Nxe4 Qg6 21. Rfe1 Bf5 22. Qb5 Rae8 23. Nf2 Re3 24. Qxb7 Rxf3 25. Qxc7 Rxf2 26. Kxf2 Be4 27. Rxe4 Qxe4 28. Qxd6 Qe3+ 29. Kf1 Qd3+ 30. Kf2 Qd4+ 31. Kf3 Qxa1 32. Qe6+ Kh8 33. Qe2 Qd4 34. Qe4 Qd1+ 35. Kf2 Qd2+ 36. Kf1 Qxa2 37. c6 Qa1+ 38. Kf2 Qb2+ 39. Kf3 Qc3+ 40. Kg4 Qf6 41. Qc4 f3 42. c7 fxg2 0-1

[Event "Toronto Ontario op"]
[Site "Toronto"]
[Date "1977.05.23"]
[Round "5"]
[White "Stoll, Drew Lamb"]
[Black "Krotki, Jan"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1977"]
[BlackElo "2148"]
[PlyCount "82"]
[EventDate "1977.05.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b5 3. a4 b4 4. Bg2 Bb7 5. 0-0 e6 6. d4 c5 7. Nbd2 d5 8. dxc5 Nbd7 9. Nb3 Nxc5 10. Nxc5 Bxc5 11. Ne5 0-0 12. Nd3 Bd6 13. Bd2 a5 14. c3 bxc3 15. Bxc3 Ne4 16. Be5 Nc5 17. Nxc5 Bxc5 18. Qd2 Bb4 19. Bc3 Bxc3 20. Qxc3 d4 21. Qd2 Bxg2 22. Kxg2 Rb8 23. Rfc1 Qd5+ 24. Kg1 Rb4 25. Rc7 h6 26. Qc2 Rfb8 27. Rc8+ Rxc8 28. Qxc8+ Kh7 29. Qc2+ g6 30. h4 Rc4 31. Qd2 Qc5 32. Qf4 Kg7 33. Qe4 Rc2 34. b3 Rd2 35. Rb1 d3 36. Re1 dxe2 37. Rxe2 Rd1+ 38. Kh2 Qc1 39. Qf3 Rg1 40. Re3 Rd1 41. Rc3 Rh1+ 1/2-1/2

[Event "Ottawa Eastern Ontario op"]
[Site "Ottawa"]
[Date "1973.??.??"]
[Round "?"]
[White "Krotki, Jan"]
[Black "Bray, Ronald"]
[Result "1/2-1/2"]
[ECO "C89"]
[PlyCount "47"]
[EventDate "1973.06.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Qf3 Bg4 16. Qg2 Qh5 17. Bxd5 cxd5 18. f4 Rae8 19. Be3 Re6 20. a4 Bxf4 21. gxf4 Rg6 22. Kf2 Bd1 23. Qh1 Qh4+ 24. Kf1 1/2-1/2

[Event "Quebec op"]
[Site "Montreal"]
[Date "1972.10.??"]
[Round "?"]
[White "Labelle, Jacques"]
[Black "Krotki, Jan"]
[Result "1-0"]
[ECO "B10"]
[PlyCount "49"]
[EventDate "1972.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 g6 4. g3 Bg7 5. Bg2 Nf6 6. Ngf3 Na6 7. h3 Nc5 8. e5 Nfd7 9. d4 Ne6 10. 0-0 0-0 11. Re1 b6 12. Nf1 Bb7 13. Nh4 f6 14. exf6 Rxf6 15. Ne3 Rf7 16. c3 Nf6 17. Ng4 Nxg4 18. hxg4 Qd7 19. Bh3 Nf8 20. Kg2 Re8 21. g5 Qd6 22. Bf4 e5 23. dxe5 Bxe5 24. Nf3 c5 25. Rxe5 1-0

[Event "Quebec Carnaval"]
[Site "Quebec"]
[Date "1971.02.14"]
[Round "5"]
[White "Krotki, Jan"]
[Black "Therien, Jules"]
[Result "0-1"]
[ECO "A29"]
[PlyCount "94"]
[EventDate "1971.02.12"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Be6 6. Nf3 Nc6 7. 0-0 Be7 8. d3 h6 9. Bd2 0-0 10. Rc1 f5 11. a3 Qd7 12. b4 a6 13. Qc2 g5 14. Nxd5 Bxd5 15. Bc3 Bd6 16. e4 Be6 17. Qb2 Qg7 18. d4 Bc4 19. Rfe1 Rae8 20. Nxe5 Bxe5 21. dxe5 Be6 22. exf5 Rxf5 23. a4 Ref8 24. Rc2 g4 25. b5 axb5 26. axb5 Nd8 27. Bb4 Re8 28. Qc3 Rf7 29. Rd1 Rd7 30. Rcd2 Rxd2 31. Rxd2 Bc8 32. Bd5+ Ne6 33. Rc2 Qd7 34. Bxe6+ Rxe6 35. Rd2 Qxb5 36. Rd8+ Re8 37. Qxc7 Be6 38. Rxe8+ Qxe8 39. Qxb7 Qf7 40. Qa8+ Kh7 41. Qe4+ Qf5 42. Qb7+ Kg6 43. Bc3 h5 44. Qb8 Qf3 45. Qe8+ Bf7 46. Qc8 Qd1+ 47. Kg2 Bd5+ 0-1

[Event "Canadian op"]
[Site "St John"]
[Date "1970.08.03"]
[Round "7"]
[White "Krotki, Jan"]
[Black "Day, Lawrence A"]
[Result "1/2-1/2"]
[ECO "B16"]
[WhiteElo "1991"]
[BlackElo "2367"]
[PlyCount "82"]
[EventDate "1970.07.29"]
[EventType "tourn"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. c3 Nd7 7. Bd3 Nb6 8. Ne2 Bg4 9. Qc2 Bxe2 10. Qxe2 e6 11. g4 Qc7 12. Bd2 0-0-0 13. 0-0-0 Kb8 14. f4 Bd6 15. Qf3 h5 16. h3 hxg4 17. hxg4 Rxh1 18. Rxh1 c5 19. dxc5 Bxc5 20. Rd1 Bd6 21. f5 Nd7 22. Be4 Ne5 23. Qe2 Rg8 24. Bf4 Nc4 25. Bxd6 Nxd6 26. fxe6 fxe6 27. Bh7 Re8 28. Bg6 Re7 29. Qh2 Nc8 30. Qxc7+ Kxc7 31. Rf1 Kd6 32. Rxf6 Rg7 33. Bf5 Re7 34. g5 Ke5 35. Bg4 Nd6 36. Rh6 Ne4 37. g6 Rg7 38. Bh5 Nf6 39. Bd1 Kf4 40. Bc2 e5 41. Rh1 e4 1/2-1/2

[Event "Ottawa Eastern Ontario op"]
[Site "Ottawa"]
[Date "1970.07.18"]
[Round "1"]
[White "Krotki, Jan"]
[Black "Coudari, Camille"]
[Result "0-1"]
[ECO "B06"]
[PlyCount "88"]
[EventDate "1970.07.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nf6 5. d3 0-0 6. Nge2 e5 7. 0-0 c6 8. Bg5 Nbd7 9. Qd2 Re8 10. Rae1 Qa5 11. a3 b5 12. b4 Qc7 13. f4 Qb6+ 14. Kh1 h6 15. fxe5 Ng4 16. e6 Rxe6 17. Bh3 Nde5 18. Bxg4 Nxg4 19. Qf4 hxg5 20. Qxg4 Re5 21. Qf3 Re7 22. g4 Bb7 23. Qf2 Qc7 24. Nd4 a6 25. Nd1 c5 26. bxc5 Qxc5 27. Nf3 Qxa3 28. Nxg5 f6 29. Nh3 d5 30. exd5 Bxd5+ 31. Kg1 Rae8 32. Nf4 Rxe1 33. Rxe1 Rxe1+ 34. Qxe1 Qc5+ 35. Qe3 Qxe3+ 36. Nxe3 Bf7 37. Kf2 a5 38. Ke2 a4 39. c3 Bb3 40. Kd2 a3 41. Nc2 Bh6 42. Nxa3 Bxf4+ 43. Ke2 Ba4 44. h3 Bc1 0-1

[Event "Toronto Ontario op"]
[Site "Toronto"]
[Date "1967.??.??"]
[Round "?"]
[White "Dobrich, Walter"]
[Black "Krotki, Jan"]
[Result "0-1"]
[ECO "B29"]
[PlyCount "62"]
[EventDate "1967.05.20"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Nxd5 exd5 6. d4 Nc6 7. Be2 d6 8. 0-0 dxe5 9. dxe5 Be7 10. Re1 Be6 11. Bf4 g5 12. Bg3 h5 13. h3 Qd7 14. c4 d4 15. Nd2 g4 16. hxg4 hxg4 17. Ne4 0-0-0 18. a3 Rh5 19. Qd3 Nxe5 20. Bxe5 Rxe5 21. b4 Bf5 22. f3 Bh4 23. Reb1 Rh8 24. bxc5 Bg5 25. g3 Rh1+ 26. Kg2 gxf3+ 27. Bxf3 Bxe4 28. Bxe4 Qh3+ 29. Kf3 Qh5+ 30. Kg2 Rh2+ 31. Kf1 Qh3+ 0-1

