[Event "Krakow op-B 33rd"]
[Site "Krakow"]
[Date "2023.01.04"]
[Round "9"]
[White "Kulesza, Andrzej"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "2053"]
[BlackElo "1983"]
[PlyCount "53"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 b5 12. h4 a5 13. Nd5 e6 14. Nxf6+ Bxf6 15. Bxf6 Qxf6 16. c3 a4 17. Bd1 a3 18. b4 Rfc8 19. Rc1 d5 20. h5 g5 21. 0-0 Bc6 22. f4 gxf4 23. Rxf4 Qe5 24. Rg4+ Kh8 25. Rg5 Qxe4 26. Bf3 Qh4 27. g3 1-0

[Event "Krakow op-B 33rd"]
[Site "Krakow"]
[Date "2023.01.03"]
[Round "8"]
[White "Kalkowski, Igor"]
[Black "Komendecki, Antoni"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1983"]
[BlackElo "1873"]
[PlyCount "89"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. 0-0 e6 7. d3 Ne7 8. Nxd4 Bxd4+ 9. Kh1 a6 10. Bc4 d5 11. Bb3 Bg7 12. f5 gxf5 13. exd5 Nxd5 14. Nxd5 exd5 15. Qh5 Be6 16. Bg5 Qd7 17. Rae1 Kf8 18. c3 Re8 19. Qh4 h6 20. Bf6 Rh7 21. d4 cxd4 22. Qxd4 Bxf6 23. Qxf6 Qe7 24. Qd4 Rg7 25. Rf4 Qd6 26. Bd1 Re7 27. Rh4 Bd7 28. Rxe7 Qxe7 29. Rxh6 Qe1+ 30. Qg1 Qxg1+ 31. Kxg1 Ke7 32. Bf3 Bc6 33. Kf2 Rg6 34. Rh5 Ke6 35. Ke3 Bb5 36. Kd4 Bc6 37. Rh8 Kd6 38. h4 Re6 39. h5 Re1 40. g3 f4 41. h6 Bd7 42. h7 Rf1 43. Rd8 Rf2 44. gxf4 Rxf3 45. h8Q 1-0

[Event "Krakow op-B 33rd"]
[Site "Krakow"]
[Date "2022.12.31"]
[Round "5"]
[White "Kolasinski, Krzysztof"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2091"]
[BlackElo "1983"]
[PlyCount "71"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 a5 9. 0-0 a4 10. Nxa4 Nxe4 11. Nb5 d6 12. c4 Ra6 13. Qe2 Nf6 14. Rfd1 Be6 15. Rac1 Na5 16. Nc5 Nxb3 17. axb3 Ra2 18. Nxe6 fxe6 19. Bc5 Qc8 20. Ba3 Nh5 21. g3 Bh6 22. Rc2 Rf5 23. Nc3 Re5 24. Qd3 Rxa3 25. bxa3 Nf6 26. b4 Rh5 27. f3 Nd7 28. Qe2 Ne5 29. Ne4 d5 30. f4 Nxc4 31. Nc5 Kf7 32. Re1 e5 33. Rxc4 dxc4 34. Qxc4+ e6 35. Rd1 Bf8 36. Rd7+ 1-0

[Event "Krakow op-B 33rd"]
[Site "Krakow"]
[Date "2022.12.29"]
[Round "3"]
[White "Gorkiewicz, Mateusz"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2076"]
[BlackElo "1983"]
[PlyCount "61"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Nb3 a6 7. Bd3 Nf6 8. 0-0 b5 9. f4 h5 10. e5 Qb6+ 11. Kh1 Ng4 12. Qe2 Bb7 13. a4 b4 14. Nd1 Nd4 15. Nxd4 Qxd4 16. c3 Qd5 17. Ne3 Nxe3 18. Bxe3 bxc3 19. bxc3 h4 20. h3 Be7 21. c4 Qa5 22. Bd2 Qc7 23. f5 Bc5 24. Rae1 Qc6 25. Qg4 0-0-0 26. Be4 Qxa4 27. fxe6 Bxe4 28. exd7+ Qxd7 29. Qxe4 Kb8 30. Rb1+ Ka7 31. Be3 1-0

[Event "Krakow op-B 33rd"]
[Site "Krakow"]
[Date "2022.12.28"]
[Round "2"]
[White "Kalkowski, Igor"]
[Black "Gradalski, Olaf"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "1983"]
[BlackElo "2079"]
[PlyCount "66"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. h3 c5 2. c3 b6 3. d4 Bb7 4. Bf4 Nf6 5. e3 e6 6. Nf3 Be7 7. Nbd2 Nc6 8. Bd3 d6 9. Bh2 0-0 10. 0-0 Re8 11. e4 cxd4 12. cxd4 Nb4 13. Bb5 Bc6 14. Qa4 Bxb5 15. Qxb5 d5 16. e5 Ne4 17. Rfc1 Nxd2 18. Nxd2 a6 19. Qe2 Qd7 20. Nf3 Nc6 21. h4 Na5 22. h5 h6 23. Bf4 b5 24. Nh2 Rec8 25. Ng4 Rxc1+ 26. Rxc1 Rc8 27. Qf3 Rxc1+ 28. Bxc1 Kf8 29. Qd3 Qc7 30. Bd2 Nc4 31. Qh7 Ke8 32. Qg8+ Bf8 33. Bb4 Nd6 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.10"]
[Round "8.112"]
[White "Szmyd, Marek"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1885"]
[BlackElo "1893"]
[PlyCount "106"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Zarow Goniec"]
[BlackTeam "Gornik Ledziny"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Be2 0-0 8. 0-0 d5 9. exd5 Nb4 10. Bf3 Nbxd5 11. Nxd5 Nxd5 12. Bxd5 Qxd5 13. c3 b6 14. Qf3 Qxf3 15. Nxf3 e5 16. Rfd1 f5 17. Bg5 Re8 18. Rd8 Rxd8 19. Bxd8 Be6 20. Bc7 e4 21. Nd4 Bxd4 22. cxd4 Rc8 23. Be5 Rc2 24. a4 a5 25. h4 Bd5 26. Bf4 Kf7 27. Rc1 Rxc1+ 28. Bxc1 Ke6 29. Bf4 Kd7 30. Kf1 Bb3 31. Ke2 Bxa4 32. Kd2 Bb3 33. Kc3 Bd5 34. b4 a4 35. Bc1 e3 36. fxe3 b5 37. g3 Ke6 38. Kd2 Be4 39. Kc3 Kd5 40. Ba3 Bg2 41. Kd3 Bf1+ 42. Kd2 Ke4 43. Ke1 Bc4 44. Kf2 Kd3 45. Kf3 Kc3 46. Kf4 Kb3 47. Bc1 a3 48. Bxa3 Kxa3 49. Kg5 Kxb4 50. Kh6 Be2 51. Kxh7 Bh5 52. Kg7 Kc4 53. Kf6 Kd5 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.09"]
[Round "7.112"]
[White "Kalkowski, Igor"]
[Black "Gorniewicz, Oskar"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1893"]
[BlackElo "1911"]
[PlyCount "91"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Gornik Ledziny"]
[BlackTeam "Torun UMK"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8. Qb3 Bxf3 9. gxf3 Nb6 10. d5 Nd4 11. Qd1 e5 12. dxe6 Nxe6 13. Bb5+ Nd7 14. Be3 a6 15. Bb6 Qe7 16. Nd5 Qd6 17. Ba4 Rc8 18. 0-0 Rc6 19. Re1 Nxb6 20. Nxb6 Qxd1 21. Raxd1 Bc5 22. Bxc6+ bxc6 23. Nd7 Be7 24. Nb8 0-0 25. Nxc6 Bf6 26. b3 Rc8 27. Rc1 Kf8 28. Nd4 Rd8 29. Nxe6+ fxe6 30. Rxe6 a5 31. Ra6 Rd2 32. Rxa5 Bd4 33. Rf1 Rb2 34. Rd5 Bb6 35. Rb5 Bd4 36. a4 Kf7 37. a5 Ra2 38. b4 Kf6 39. Kg2 h6 40. f4 Ke6 41. Rd1 Bxf2 42. Kf3 Bh4 43. Rb6+ Ke7 44. a6 Ra3+ 45. Kg4 Bf6 46. Kf5 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.08"]
[Round "6.106"]
[White "Andrzejewska, Anna"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "1910"]
[BlackElo "1893"]
[PlyCount "144"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Zakrzewo Korona"]
[BlackTeam "Gornik Ledziny"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Qc7 6. Be2 a6 7. 0-0 Nf6 8. Kh1 Nxd4 9. Qxd4 Bc5 10. Qd3 b5 11. a3 h5 12. Qg3 Qxg3 13. fxg3 d6 14. Bf3 Rb8 15. Bd2 Nd7 16. Ne2 Ne5 17. Bc3 Bb7 18. Nf4 h4 19. gxh4 Nxf3 20. gxf3 Rxh4 21. Nd3 Bb6 22. Kg2 e5 23. a4 Ke7 24. Be1 Rh5 25. axb5 Rbh8 26. Bg3 axb5 27. Nb4 f5 28. exf5 Rxf5 29. Rad1 Ke6 30. Rd3 Bc5 31. c3 Rhf8 32. Nc2 Be4 33. fxe4 Rxf1 34. b4 Rg1+ 35. Kh3 Rh8+ 36. Kg4 Bf2 37. Kf3 Bxg3 38. hxg3 Rf8+ 39. Kg4 Rf4+ 40. Kg5 Rxe4 41. Na3 d5 42. Nxb5 Rc4 43. Re3 e4 44. Nd4+ Rxd4 45. cxd4 Rb1 46. Ra3 Rxb4 47. Ra6+ Kd7 48. Kf4 Rxd4 49. Ke5 Rd3 50. Ra7+ Kc6 51. Rxg7 e3 52. Kf4 d4 53. Re7 Kd6 54. Re8 Rd2 55. g4 e2 56. g5 d3 57. g6 Rd1 58. g7 Rg1 59. g8Q Rxg8 60. Rxg8 e1Q 61. Rd8+ Kc5 62. Rxd3 Qf2+ 63. Ke4 Kc4 64. Rd7 Qh4+ 65. Ke5 Qg3+ 66. Ke6 Kc5 67. Rd5+ Kc6 68. Rf5 Qe3+ 69. Re5 Qf4 70. Rf5 Qe4+ 71. Re5 Qg6+ 72. Ke7 Qd6+ 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.07"]
[Round "5.119"]
[White "Kalkowski, Igor"]
[Black "Mazurek, Jerzy"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1893"]
[BlackElo "1726"]
[PlyCount "51"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Gornik Ledziny"]
[BlackTeam "Skoczek Trojanski"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 Nc6 3. b4 cxb4 4. d4 d5 5. exd5 Qxd5 6. c4 bxc3 7. Nxc3 Qa5 8. Bd2 e6 9. Rb1 Nf6 10. Bb5 Qc7 11. 0-0 Be7 12. Ne5 0-0 13. Bxc6 bxc6 14. Qa4 Bd7 15. Ne2 c5 16. Nxd7 Qxd7 17. Qxd7 Nxd7 18. Rb7 Rfd8 19. Ba5 cxd4 20. Bxd8 Rxd8 21. Nxd4 Bc5 22. Nc6 Rc8 23. Nxa7 Bxa7 24. Rxa7 Nb6 25. g3 Nd5 26. Rb1 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.06"]
[Round "4.117"]
[White "Kalkowski, Igor"]
[Black "Bienias, Piotr"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1893"]
[BlackElo "1957"]
[PlyCount "105"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Gornik Ledziny"]
[BlackTeam "Wroclaw Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. c3 a6 6. Bf4 Bg4 7. Qb3 Qc8 8. Nbd2 Bxf3 9. Nxf3 Nc6 10. Bd3 e6 11. 0-0 Be7 12. h3 0-0 13. a4 Na5 14. Qc2 b6 15. Ne5 Nc4 16. b3 Nd6 17. c4 Nf5 18. Bxf5 exf5 19. a5 dxc4 20. bxc4 b5 21. Rfc1 bxc4 22. Nxc4 Nd5 23. Be5 Rd8 24. Nb6 Qxc2 25. Rxc2 Ra7 26. Rac1 f6 27. Rc8 Kf7 28. Rxd8 Bxd8 29. Nxd5 fxe5 30. dxe5 Bxa5 31. Rc6 Bd8 32. e6+ Ke8 33. Rc8 Rb7 34. e7 Rxe7 35. Nxe7 Kxe7 36. Ra8 a5 37. Ra7+ Kf6 38. Kf1 h5 39. f4 h4 40. Ke2 Kg6 41. Kd3 Kh7 42. Rd7 Bb6 43. Rb7 Bd8 44. Kc4 a4 45. Kd5 Kh6 46. Ke6 Kg6 47. Ra7 Bb6 48. Ra6 Be3 49. Ke5+ Kh5 50. Kxf5 Bd4 51. Rxa4 Be3 52. Ke6 g6 53. Ra7 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.05"]
[Round "3.129"]
[White "Matul, Sebastian"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1773"]
[BlackElo "1893"]
[PlyCount "56"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Choszczno Skoczek"]
[BlackTeam "Gornik Ledziny"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 g6 2. Nf3 Bg7 3. g3 Nf6 4. Bg2 0-0 5. 0-0 d6 6. c4 c6 7. Nc3 Bf5 8. b3 d5 9. cxd5 Ne4 10. Nxe4 Bxe4 11. dxc6 Nxc6 12. Be3 Qd5 13. Qd2 Rfd8 14. Rfd1 Qh5 15. Qe1 Rd5 16. Rac1 Rad8 17. h3 f5 18. Rc5 h6 19. Rxd5 Rxd5 20. Rd2 g5 21. Qc1 e6 22. Qc4 Kh7 23. b4 Qe8 24. a4 a6 25. Bxg5 b5 26. axb5 axb5 27. Qc3 Bxf3 28. Bxf3 Nxd4 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.04"]
[Round "2.131"]
[White "Szydelko, Michal"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1699"]
[BlackElo "1893"]
[PlyCount "48"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Radkow Giecek"]
[BlackTeam "Gornik Ledziny"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 0-0 8. 0-0 d5 9. exd5 Nxd5 10. Nxd5 Nxd4 11. Bxd4 Qxd5 12. Bxg7 Qxd1 13. Raxd1 Kxg7 14. Bf3 Bf5 15. Rd2 Rac8 16. c3 b5 17. Rfd1 Rb8 18. Bc6 b4 19. c4 b3 20. Ra1 Rfc8 21. Bb5 bxa2 22. b3 Bb1 23. Rdxa2 Bxa2 24. Rxa2 Rxb5 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.03"]
[Round "1.125"]
[White "Kalkowski, Igor"]
[Black "Adaszewski, Pawel"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1893"]
[BlackElo "1679"]
[PlyCount "73"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Gornik Ledziny"]
[BlackTeam "Bogatynia UKS SP3"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 d6 2. Nc3 g6 3. d4 Bg7 4. Nge2 a6 5. h3 b5 6. g4 Nf6 7. Bg2 Bb7 8. 0-0 b4 9. Nd5 Nxd5 10. exd5 c6 11. Nf4 0-0 12. Re1 a5 13. Qe2 Re8 14. dxc6 Bxc6 15. d5 Bb7 16. a3 Ba6 17. Qe4 Nd7 18. axb4 axb4 19. Qxb4 Nc5 20. Ra2 Qd7 21. b3 Bb7 22. Rxa8 Rxa8 23. Be3 Rc8 24. Bxc5 dxc5 25. Qc4 Qd6 26. Qe4 Kf8 27. c4 e6 28. Qf3 Kg8 29. g5 Rd8 30. Qg4 e5 31. Nd3 Bc8 32. Qe2 Re8 33. Qe3 Bf8 34. f4 e4 35. Bxe4 Qb6 36. Nf2 Bg7 37. Qd3 0-1

[Event "POL-ch U18"]
[Site "Sypniewo"]
[Date "2022.03.27"]
[Round "9"]
[White "Kalkowski, Igor"]
[Black "Kietrys, Maciej"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "1934"]
[BlackElo "1882"]
[PlyCount "105"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. a4 Be7 7. Nc3 a6 8. Bf1 e4 9. Nxe4 Nxe4 10. Rxe4 d5 11. Re1 0-0 12. d4 Bg4 13. c3 Qd7 14. h3 Bf5 15. b4 Bd6 16. g4 Bg6 17. Ne5 Bxe5 18. dxe5 Rad8 19. b5 axb5 20. axb5 Ne7 21. Qd4 Rfe8 22. f4 Be4 23. f5 c6 24. Bg5 cxb5 25. Qc5 Rc8 26. Qd6 Qc7 27. Qxc7 Rxc7 28. Bxb5 Rec8 29. Rad1 h6 30. Bxe7 Rxe7 31. c4 Rxe5 32. Rd4 Rc5 33. cxd5 Rxb5 34. d6 Bc6 35. Rxe5 Rxe5 36. d7 Bxd7 37. Rxd7 Rb5 38. Rd8+ Kh7 39. Rd7 f6 40. Kg2 Rb3 41. Rd8 b5 42. Rb8 b4 43. h4 Rb2+ 44. Kg3 b3 45. h5 Rb1 46. Kg2 b2 47. Kh2 Ra1 48. Rxb2 Ra3 49. Rb8 Rc3 50. Ra8 Rb3 51. Kg2 Rc3 52. Kf2 Rb3 53. Kg2 1/2-1/2

[Event "POL-ch U18"]
[Site "Sypniewo"]
[Date "2022.03.26"]
[Round "8"]
[White "Haliniak, Wojciech"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1751"]
[BlackElo "1934"]
[PlyCount "62"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 Bg7 9. Bf4 0-0 10. Nxc6 bxc6 11. Rd1 Qb6 12. Be5 Ng4 13. Bd4 Bxd4 14. Qxd4 c5 15. Qd2 Bb7 16. Be2 Rad8 17. Qf4 Qxb2 18. Na4 Rxd1+ 19. Bxd1 Qe5+ 20. Qxe5 Nxe5 21. 0-0 c4 22. Re1 Rd8 23. Nc3 Nc6 24. Bf3 e6 25. Rb1 Ba8 26. Rd1 Bb7 27. Rb1 Ba8 28. Rd1 Bb7 29. Rb1 Ba8 30. Rd1 Rb8 31. Rb1 Rd8 1/2-1/2

[Event "POL-ch U18"]
[Site "Sypniewo"]
[Date "2022.03.25"]
[Round "7"]
[White "Kalkowski, Igor"]
[Black "Lenart, Jakub"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1934"]
[BlackElo "1792"]
[PlyCount "96"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e3 b6 2. d4 Bb7 3. Nf3 Nf6 4. Bd3 e6 5. Nbd2 d5 6. 0-0 Be7 7. Ne5 0-0 8. Qf3 Nc6 9. c3 Nxe5 10. dxe5 Nd7 11. Qh3 g6 12. f4 Nc5 13. Be2 Ba6 14. Bxa6 Nxa6 15. Rf3 f5 16. exf6 Rxf6 17. b4 c5 18. Bb2 Nc7 19. Rg3 Rf5 20. Nf3 Bf6 21. Rxg6+ hxg6 22. g4 Rxf4 23. exf4 Qf8 24. a3 a5 25. bxa5 bxa5 26. f5 Qg7 27. fxg6 Qxg6 28. g5 Bg7 29. Qg3 Nb5 30. Re1 Rf8 31. a4 Nxc3 32. Ne5 Bxe5 33. Qxe5 d4 34. Bxc3 dxc3 35. Qxc5 Qf5 36. Qxc3 Qxg5+ 37. Qg3 Qxg3+ 38. hxg3 Rf3 39. Kg2 Ra3 40. Rxe6 Rxa4 41. Re7 Ra1 42. Ra7 a4 43. Kf3 a3 44. Kg4 a2 45. Kg5 Rg1 46. Ra8+ Kf7 47. Ra7+ Ke6 48. Rxa2 Rxg3+ 1/2-1/2

[Event "POL-ch U18"]
[Site "Sypniewo"]
[Date "2022.03.24"]
[Round "6"]
[White "Kalkowski, Igor"]
[Black "Ullrich, Karol"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "1934"]
[BlackElo "1748"]
[PlyCount "71"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Bf4 Be7 7. c5 Bd7 8. Qb3 Qc8 9. Nb5 Bxb5 10. Bxb5+ Nc6 11. h3 0-0 12. Qa4 Nb8 13. Nf3 a6 14. Ne5 Rd8 15. 0-0 Nbd7 16. Bd3 Nxe5 17. Bxe5 Nd7 18. Bg3 e5 19. Bxe5 Nxe5 20. dxe5 Qxc5 21. Rac1 Qb6 22. Qc2 Qe6 23. Bxh7+ Kf8 24. Bf5 Qxe5 25. Rfe1 Qd6 26. Qc7 g6 27. Bd3 Rd7 28. Qxd6 Bxd6 29. g3 Rad8 30. Kg2 Be7 31. Rc2 Bf6 32. f4 Re8 33. Rxe8+ Kxe8 34. b4 Ke7 35. b5 a5 36. Kf3 1/2-1/2

[Event "POL-ch U18"]
[Site "Sypniewo"]
[Date "2022.03.23"]
[Round "5"]
[White "Jozefik, Aleksander"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1729"]
[BlackElo "1934"]
[PlyCount "50"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Qf6 6. d4 exd4 7. Bg5 Qd6 8. Nxd4 Be7 9. Be3 Nh6 10. f3 g5 11. Qd2 Rg8 12. Nc3 Bd7 13. Rae1 0-0-0 14. f4 Ng4 15. Nf3 Nxe3 16. Qxe3 gxf4 17. Qa7 Bh3 18. Rf2 Qc5 19. Qa8+ Kd7 20. Rd1+ Bd6 21. Rxd6+ Kxd6 22. e5+ Ke7 23. Qxb7 Rxg2+ 24. Kh1 Qxf2 25. Qxc7+ Rd7 0-1

[Event "POL-ch U18"]
[Site "Sypniewo"]
[Date "2022.03.22"]
[Round "4"]
[White "Skurniak, Szymon"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2032"]
[BlackElo "1934"]
[PlyCount "64"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. c4 c6 2. e4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Nf3 0-0 8. 0-0 Nbd7 9. d3 Nb6 10. Qb3 Bf5 11. Be3 Nfd7 12. Nh4 Bg4 13. h3 Bf6 14. Nxg6 hxg6 15. hxg4 Ne5 16. g5 Nbxc4 17. dxc4 Ng4 18. Bf4 Bd4 19. Ne4 e5 20. Qd1 f5 21. gxf6 Qd7 22. Bg5 Rf7 23. Qf3 Raf8 24. Rad1 Rh7 25. Rxd4 exd4 26. Nc5 Qc8 27. Ne6 Nh2 28. Qd3 Nxf1 29. Qxg6+ Kh8 30. Nxf8 Qxf8 31. Kxf1 Rh1+ 32. Ke2 Qb4 1-0

[Event "POL-ch U18"]
[Site "Sypniewo"]
[Date "2022.03.21"]
[Round "3"]
[White "Kalkowski, Igor"]
[Black "Ciborowski, Konrad Jr"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1934"]
[BlackElo "1869"]
[PlyCount "48"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nf3 d6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Nf6 7. Nbd2 Be7 8. a4 0-0 9. a5 b5 10. Re1 a6 11. e5 Nfd7 12. exd6 Bxd6 13. Ne4 Bc7 14. Bg5 f6 15. Bd2 Nc6 16. Bh3 Re8 17. Nfg5 fxg5 18. Nxg5 Nf8 19. Qh5 Nd4 20. c3 Qd5 21. Qf7+ Kh8 22. Re4 Nb3 23. Qxc7 Nxd2 24. Bg2 Qxg5 0-1

[Event "POL-ch U18"]
[Site "Sypniewo"]
[Date "2022.03.20"]
[Round "2"]
[White "Gorkiewicz, Mateusz"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2073"]
[BlackElo "1934"]
[PlyCount "69"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 Bg4 10. Be3 0-0 11. Qc2 Bf5 12. Qb3 Na5 13. Qb4 c6 14. Be2 Nc4 15. Bxc4 Ba5 16. Qb3 dxc4 17. Qxc4 b5 18. Qb3 Nxc3 19. bxc3 Bd3 20. Rd1 Bc4 21. Qc2 Qd5 22. Ng5 g6 23. Ne4 f5 24. exf6 Rae8 25. f3 Qh5 26. Bf4 Rxf6 27. Be5 Rxe5 28. dxe5 Qxe5 29. Rd7 Re6 30. Kd1 Bb6 31. Qd2 b4 32. Re1 Qa5 33. Nf6+ Rxf6 34. Re8+ Rf8 35. Rxf8+ 1-0

[Event "POL-ch U18"]
[Site "Sypniewo"]
[Date "2022.03.19"]
[Round "1"]
[White "Kalkowski, Igor"]
[Black "Seemann, Jakub"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1934"]
[BlackElo "2298"]
[PlyCount "82"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 d6 4. d4 cxd4 5. Nxd4 Nf6 6. h3 e5 7. Nf3 h6 8. Bc4 Be7 9. Qd3 0-0 10. a3 Be6 11. Bd5 Rc8 12. 0-0 Na5 13. Nd2 Nxd5 14. Nxd5 Bxd5 15. exd5 Qc7 16. c3 f5 17. Rb1 Bg5 18. g3 Bxd2 19. Bxd2 Nb3 20. Be3 a6 21. f4 e4 22. Qe2 b5 23. g4 Qc4 24. Qd1 a5 25. Kh1 Rce8 26. Rg1 Re7 27. gxf5 Rxf5 28. Qg4 Ref7 29. Rbd1 h5 30. Qg6 Rxd5 31. Rde1 Qc8 32. Rg3 Qf5 33. Qh6 Nc5 34. Reg1 Qh7 35. Qxh7+ Kxh7 36. Rg6 Rd3 37. Bd4 Rxh3+ 38. Kg2 Kxg6 39. Kxh3+ Kf5 40. Bxg7 Ne6 41. Bh6 Rh7 0-1

[Event "Krakow op-B 32nd"]
[Site "Krakow"]
[Date "2022.01.04"]
[Round "9"]
[White "Walkusz, Witoslaw"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2024"]
[BlackElo "1893"]
[PlyCount "50"]
[EventDate "2021.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. e5 Nd5 5. 0-0 Nc7 6. Be2 g6 7. Re1 Bg7 8. Bf1 0-0 9. d3 d5 10. exd6 Qxd6 11. Nbd2 b6 12. Nc4 Qd5 13. g3 Qh5 14. Bg2 Bg4 15. Ne3 Bh3 16. Bh1 Rad8 17. Ng5 Qxd1 18. Rxd1 Bd7 19. Rb1 Nd4 20. Nf3 Nxf3+ 21. Bxf3 Be6 22. a4 Na6 23. Bd2 Nb4 24. a5 b5 25. Bxb4 cxb4 0-1

[Event "Krakow op-B 32nd"]
[Site "Krakow"]
[Date "2022.01.03"]
[Round "8"]
[White "Kalkowski, Igor"]
[Black "Krawczyk, Wojciech"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "1893"]
[BlackElo "2089"]
[PlyCount "67"]
[EventDate "2021.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. Be2 e6 5. d4 Nf6 6. e5 Nfd7 7. Ng5 Bxe2 8. Qxe2 Qe7 9. 0-0 h6 10. Nh3 Qh4 11. Nf4 a6 12. g3 Qe7 13. a4 c5 14. Ncxd5 exd5 15. Nxd5 Qd8 16. Bf4 Nc6 17. e6 Nde5 18. exf7+ Kxf7 19. Qe4 Ng4 20. Nc7 Nf6 21. Qe6+ Kg6 22. Nxa8 Nxd4 23. Qc4 Qxa8 24. Qd3+ Kf7 25. Qc4+ Kg6 26. Qd3+ Kf7 27. c3 Nc6 28. Qc4+ Kg6 29. Qd3+ Kf7 30. Qc4+ Kg6 31. Qd3+ Kf7 32. Qc4+ Kg6 33. Qd3+ Kf7 34. Qc4+ 1/2-1/2

[Event "Krakow op-B 32nd"]
[Site "Krakow"]
[Date "2022.01.02"]
[Round "7"]
[White "Karimi, Farhad"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2055"]
[BlackElo "1893"]
[PlyCount "39"]
[EventDate "2021.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nc2 Bxc3+ 7. bxc3 Nf6 8. Bh6 Qa5 9. Qd2 d6 10. f3 Be6 11. e4 Ne5 12. Ne3 Rc8 13. Rb1 Nxc4 14. Nxc4 Bxc4 15. Bxc4 Rxc4 16. Rxb7 Rxc3 17. 0-0 Rg8 18. Be3 Ra3 19. Qxa5 Rxa5 20. Rc1 1-0

[Event "Krakow op-B 32nd"]
[Site "Krakow"]
[Date "2021.12.31"]
[Round "5"]
[White "Gorkiewicz, Mateusz"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B60"]
[WhiteElo "2028"]
[BlackElo "1893"]
[PlyCount "89"]
[EventDate "2021.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 g6 7. Bb5 Bd7 8. Bxf6 exf6 9. Nde2 a6 10. Ba4 f5 11. exf5 Qg5 12. fxg6 hxg6 13. Qd5 Qe5 14. 0-0-0 0-0-0 15. Bb3 Na5 16. Ba4 Bh6+ 17. Kb1 Be6 18. Qxe5 dxe5 19. Ne4 Kc7 20. Nc5 Bd5 21. f3 Be3 22. Nd3 b5 23. Bb3 Nxb3 24. axb3 e4 25. Nc3 exf3 26. Nxd5+ Rxd5 27. gxf3 Kb6 28. Rde1 Bg5 29. Re2 Rh3 30. f4 Bf6 31. Ne5 Bxe5 32. fxe5 Kc7 33. Rf1 Rd7 34. Rf6 Re7 35. Rxa6 Kb7 36. Rd6 Rh5 37. Rd5 Kc6 38. c4 bxc4 39. bxc4 f5 40. Kc2 Rh4 41. Kc3 Rh3+ 42. Rd3 Rxd3+ 43. Kxd3 g5 44. b4 Ra7 45. e6 1-0

[Event "Krakow op-B 32nd"]
[Site "Krakow"]
[Date "2021.12.30"]
[Round "4"]
[White "Hiren, KG."]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2058"]
[BlackElo "1893"]
[PlyCount "90"]
[EventDate "2021.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. g3 g6 5. Bg2 Bg7 6. d3 e6 7. 0-0 Nge7 8. Re1 0-0 9. Bf4 Ne5 10. Qd2 N7c6 11. Nd1 Nxf3+ 12. Bxf3 Nd4 13. Bg2 e5 14. Be3 f5 15. c3 f4 16. cxd4 cxd4 17. gxf4 dxe3 18. fxe3 exf4 19. exf4 Bh6 20. Rf1 Qh4 21. Qe1 Qxe1 22. Rxe1 Bxf4 23. Nc3 Be5 24. Re2 Bg4 25. Rd2 Bf4 26. Rc2 Rac8 27. h3 Bh5 28. Rf1 b5 29. a3 a5 30. Bf3 Bxf3 31. Rxf3 b4 32. axb4 axb4 33. Rcf2 bxc3 34. bxc3 Bh6 35. d4 Rxf3 36. Rxf3 Bd2 37. Rf6 Rc6 38. d5 Ra6 39. c4 Be3+ 40. Kg2 Bd4 41. Re6 Ra2+ 42. Kf3 Rf2+ 43. Kg3 Rc2 44. Kg4 Be5 45. h4 Rc3 0-1

[Event "Krakow op-B 32nd"]
[Site "Krakow"]
[Date "2021.12.29"]
[Round "3"]
[White "Kalkowski, Igor"]
[Black "Sowinski, Pawel"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1893"]
[BlackElo "2075"]
[PlyCount "89"]
[EventDate "2021.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. e3 c6 4. b3 e6 5. Bb2 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. Ne5 Ne8 9. f4 f5 10. Rf3 Be7 11. Rg3 Nxe5 12. dxe5 b5 13. a4 b4 14. Nd2 a5 15. Rh3 g6 16. g4 Ng7 17. g5 c5 18. Qe1 Bb7 19. Rd1 Rc8 20. Nf3 Qc7 21. Bf1 d4 22. Bc4 Rfd8 23. exd4 cxd4 24. Nxd4 Qb6 25. Kf1 Bc5 26. Rhd3 Ba6 27. Bxa6 Qxa6 28. Qe2 Nh5 29. Nxf5 Rxd3 30. Nh6+ Kh8 31. Qxd3 Qb7 32. Ke1 Qh1+ 33. Kd2 Qxh2+ 34. Kc1 Qxf4+ 35. Kb1 Rf8 36. Qd7 Ng7 37. Qc7 Qe3 38. Nf7+ Kg8 39. Nh6+ Kh8 40. Nf7+ Kg8 41. Rd7 Bb6 42. Nh6+ Kh8 43. Rf7 Rg8 44. Rxg7 Rxg7 45. Qc8+ 1-0

[Event "Krakow op-B 32nd"]
[Site "Krakow"]
[Date "2021.12.28"]
[Round "2"]
[White "Dziewonski, Dariusz"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "2064"]
[BlackElo "1893"]
[PlyCount "101"]
[EventDate "2021.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 g6 7. Nxc6 bxc6 8. e5 Ng4 9. exd6 Qxd6 10. Qxd6 exd6 11. Bf4 Be6 12. Bb3 0-0-0 13. f3 Re8 14. Bxe6+ Rxe6+ 15. Kd2 Ne5 16. b3 f5 17. Ne2 Bg7 18. c3 c5 19. h4 Rhe8 20. Rae1 Nf7 21. Bg3 Re3 22. Bf2 R3e5 23. Nc1 Bh6+ 24. Kc2 Bxc1 25. Kxc1 Kd7 26. Kd2 Kc6 27. Bg3 Rxe1 28. Rxe1 Rxe1 29. Bxe1 d5 30. Ke3 Ne5 31. Bg3 Nf7 32. Bf2 Ne5 33. Bg1 h6 34. Bh2 Nd7 35. Bf4 h5 36. Bg3 Nf8 37. Kf4 d4 38. cxd4 cxd4 39. Ke5 d3 40. Be1 Kc5 41. Kf6 Kd4 42. Bd2 Kd5 43. Kf7 Ne6 44. Kxg6 Ke5 45. Kxh5 Nf4+ 46. Kg5 Ne6+ 47. Kh6 Kf6 48. b4 Nd4 49. Bc3 Kf7 50. Kg5 Kg8 51. Bd2 1-0

[Event "Krakow op-B 32nd"]
[Site "Krakow"]
[Date "2021.12.27"]
[Round "1"]
[White "Kalkowski, Igor"]
[Black "Liberadzki, Slawomir"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1893"]
[BlackElo "2052"]
[PlyCount "49"]
[EventDate "2021.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 a6 7. Bc4 e6 8. d3 b5 9. Bb3 Ne7 10. Nxd4 Bxd4+ 11. Kh1 0-0 12. e5 d6 13. Ne4 dxe5 14. c3 c4 15. dxc4 Bb6 16. fxe5 bxc4 17. Bxc4 Qc7 18. Qe2 Nf5 19. Nf6+ Kg7 20. Rxf5 exf5 21. Qd2 f4 22. Qxf4 g5 23. Qxg5+ Kh8 24. Qh5 Qxc4 25. Qxh7# 1-0

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2021.12.19"]
[Round "11"]
[White "Kalkowski, Igor"]
[Black "Wiewiora, Eneasz"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1893"]
[BlackElo "2333"]
[PlyCount "72"]
[EventDate "2021.12.18"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 Nf6 3. Bc4 c6 4. d3 d5 5. Bb3 dxe4 6. Nxe4 Nxe4 7. dxe4 Qxd1+ 8. Kxd1 Nd7 9. Be3 e5 10. Nf3 f6 11. c3 Bc5 12. Ke2 Bxe3 13. Kxe3 Nc5 14. Bc2 Be6 15. b4 Nd7 16. Bb3 Ke7 17. Nd2 Nb6 18. c4 c5 19. b5 Rhd8 20. a4 a5 21. bxa6 Rxa6 22. a5 Rda8 23. Rab1 Rxa5 24. Bc2 R8a6 25. Bd3 Kd6 26. Rb3 Ra3 27. Rhb1 Rxb3 28. Rxb3 Kc6 29. Be2 Ra4 30. f4 exf4+ 31. Kxf4 Nxc4 32. Nb1 g5+ 33. Kg3 Nd6 34. Re3 Nxe4+ 35. Rxe4 Rxe4 36. Bf3 Bd5 0-1

[Event "EU-ch Rapid"]
[Site "Katowice"]
[Date "2021.12.18"]
[Round "1"]
[White "Kalkowski, Igor"]
[Black "Kozak, Antoni"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1893"]
[BlackElo "2356"]
[PlyCount "67"]
[EventDate "2021.12.18"]
[EventType "swiss (rapid)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 g6 6. Qb3 Bg7 7. cxd5 0-0 8. Be2 Nbd7 9. Bf3 Nb6 10. Nge2 Bf5 11. a4 Qd7 12. a5 Nc8 13. Na4 Nd6 14. Nc5 Qc8 15. 0-0 h6 16. Bf4 g5 17. Bxd6 exd6 18. Nxb7 Rb8 19. a6 g4 20. Ng3 gxf3 21. Qxf3 Bg6 22. Rac1 Qg4 23. Qxg4 Nxg4 24. Nxd6 Rxb2 25. Ndf5 h5 26. d6 h4 27. Ne7+ Kh7 28. Ngf5 Rb5 29. Rc5 Rb6 30. Rfc1 Rxa6 31. d7 Rd8 32. Rc7 Nf6 33. Nxg7 Kxg7 34. Nc6 0-1

[Event "EU-ch Blitz"]
[Site "Katowice"]
[Date "2021.12.17"]
[Round "2"]
[White "Reimanis, Ritvars"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2397"]
[BlackElo "1893"]
[PlyCount "71"]
[EventDate "2021.12.17"]
[EventType "swiss (blitz)"]
[EventRounds "22"]
[EventCountry "POL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. Nc3 c5 5. dxc5 Qa5 6. cxd6 exd6 7. Bd2 Ne7 8. Nd5 Qd8 9. Bc3 Bxc3+ 10. Nxc3 0-0 11. h4 Be6 12. e3 Nbc6 13. h5 Rc8 14. Ng5 Nf5 15. Nxe6 fxe6 16. hxg6 hxg6 17. Be2 Ne5 18. b3 d5 19. e4 Qa5 20. Qd2 d4 21. Nb5 Qxd2+ 22. Kxd2 Ne7 23. f3 Rcd8 24. Bd3 a6 25. Na3 N7c6 26. Nc2 Kg7 27. Rh3 Rh8 28. Rah1 Rxh3 29. Rxh3 Nxd3 30. Kxd3 Ne5+ 31. Kd2 b5 32. cxb5 axb5 33. Nb4 d3 34. f4 Rd4 35. fxe5 Rxb4 36. Kxd3 1-0

[Event "POL-ch U17 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.21"]
[Round "9"]
[White "Kalkowski, Igor"]
[Black "Kitewski, Bartosz"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "1839"]
[BlackElo "1946"]
[PlyCount "122"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5 9. Nd1 Qb6 10. c3 Rb8 11. Bd3 b4 12. 0-0 Qa5 13. Qf2 bxc3 14. bxc3 cxd4 15. cxd4 Qa3 16. Bc2 Nb4 17. Bb3 Be7 18. f5 exf5 19. Nc3 0-0 20. Qg3 g6 21. Bh6 Re8 22. Nxd5 Nxd5 23. Bxd5 Nb6 24. e6 Bxe6 25. Bxe6 fxe6 26. Qe5 Bf8 27. Bxf8 Qxf8 28. Qa5 Nd5 29. Qxa6 Ne3 30. Rf2 Qb4 31. Qd3 Nd5 32. Rc2 Qd6 33. Qd2 Rb6 34. Rac1 Kg7 35. Ne5 Qb4 36. Qxb4 Rxb4 37. Nc6 Ra4 38. Rb1 g5 39. Rb7+ Kh6 40. Ra7 Rxa7 41. Nxa7 g4 42. g3 Kg5 43. Nc6 Ra8 44. Kf2 Ra3 45. Nd8 Kf6 46. Re2 Ra6 47. Nb7 Nc3 48. Nc5 Rxa2 49. Rxa2 Nxa2 50. Ke3 Nb4 51. Nd7+ Ke7 52. Ne5 Nd5+ 53. Kd3 h6 54. Nc6+ Kf6 55. Ne5 Nb6 56. Ke3 h5 57. Nd3 Nc4+ 58. Kf2 e5 59. dxe5+ Nxe5 60. Nf4 Nf3 61. h4 Ke5 1/2-1/2

[Event "POL-ch U17 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.20"]
[Round "8"]
[White "Jozefik, Aleksander"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "1601"]
[BlackElo "1839"]
[PlyCount "88"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Qf6 6. d4 exd4 7. Qxd4 Qxd4 8. Nxd4 Bd7 9. Be3 0-0-0 10. Nd2 Re8 11. Rfd1 Ne7 12. f3 b6 13. a4 c5 14. N4b3 a5 15. Nc4 Ng6 16. Bf2 h5 17. Nbd2 Nf4 18. Ne3 h4 19. Ndc4 h3 20. g3 Ne2+ 21. Kf1 Nd4 22. Nd5 Nxf3 23. Ndxb6+ cxb6 24. Nxb6+ Kc7 25. Nxd7 Nxh2+ 26. Kg1 Nf3+ 27. Kh1 Rxe4 28. Nxf8 Rxf8 29. Bxc5 Re2 30. Bg1 h2 31. Bc5 Rfe8 32. Rf1 Ng5 33. Ra3 Rxc2 34. Rc3 Rxc3 35. bxc3 Re2 36. Bd4 f6 37. Rf2 Rxf2 38. Bxf2 Nf3 39. Be3 Kc6 40. Kg2 g5 41. Kh1 Ne5 42. Bd4 Kd5 43. Bb6 Kc4 44. Bxa5 Nc6 1/2-1/2

[Event "POL-ch U17 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.19"]
[Round "7"]
[White "Kalkowski, Igor"]
[Black "Galeziewski, Olaf"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "1839"]
[BlackElo "1607"]
[PlyCount "119"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. Re1 Nbd7 7. e4 e5 8. a4 Re8 9. a5 c6 10. dxe5 dxe5 11. Nbd2 Qc7 12. b3 Bf8 13. c3 Nc5 14. Qc2 Rd8 15. Bf1 Bg4 16. h3 Be6 17. b4 Ncd7 18. Ng5 Qd6 19. Nxe6 Qxe6 20. Nf3 h6 21. g4 c5 22. b5 b6 23. a6 Rac8 24. Nd2 h5 25. Bc4 Qe7 26. g5 Ne8 27. Nf3 Nd6 28. Qb3 Nxc4 29. Qxc4 Bg7 30. Be3 Nf8 31. Rad1 Rxd1 32. Rxd1 Ne6 33. Rd2 Rd8 34. Rxd8+ Qxd8 35. Qd5 Qc7 36. Nd2 Nf4 37. Bxf4 exf4 38. c4 Qe5 39. Qxe5 Bxe5 40. Kg2 f6 41. h4 Kf7 42. Kf3 Ke6 43. Nb3 fxg5 44. hxg5 Bd6 45. Nc1 Ke5 46. Ne2 Be7 47. Nxf4 Bxg5 48. Nxg6+ Kd4 49. e5 Kxc4 50. Ke4 Kb3 51. f4 Bd8 52. f5 h4 53. f6 h3 54. Kf3 h2 55. Kg2 h1Q+ 56. Kxh1 c4 57. f7 c3 58. f8Q c2 59. Qf1 Kb2 60. e6 1-0

[Event "POL-ch U17 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.18"]
[Round "5"]
[White "Kalkowski, Igor"]
[Black "Celebias, Filip"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "1839"]
[BlackElo "1534"]
[PlyCount "43"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Be2 d5 7. exd5 Nxd5 8. Nxd5 Qxd5 9. Nb5 Qe5 10. g3 Qb8 11. Bg5 h6 12. Be3 Be7 13. Qd2 a6 14. Nd4 Nxd4 15. Qxd4 e5 16. Qb6 Bd8 17. Qb4 Be7 18. Qb6 Bd8 19. Qb4 Be7 20. Qb6 Bd8 21. Qb4 Be7 22. Qb6 1/2-1/2

[Event "POL-ch U17 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.18"]
[Round "6"]
[White "Ullrich, Karol"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "1605"]
[BlackElo "1839"]
[PlyCount "65"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 g6 7. f3 Qb6 8. Bb5 Bd7 9. Be3 Qc7 10. Qd2 Bg7 11. 0-0-0 0-0 12. Bxc6 bxc6 13. Bh6 Bxh6 14. Qxh6 d5 15. h4 c5 16. Ndb5 Qb8 17. h5 d4 18. Nd5 Nxd5 19. exd5 Qg3 20. Nc7 Rac8 21. hxg6 Qxg6 22. Qf4 Qd6 23. Qg5+ Qg6 24. Qf4 Qd6 25. Qg5+ Qg6 26. Qf4 Kg7 27. Rh4 h6 28. Re1 Qd6 29. Ne6+ fxe6 30. Qxh6+ Kf7 31. Qh5+ Kf6 32. Qh6+ Kf7 33. Rf4+ 1-0

[Event "POL-ch U17 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.17"]
[Round "4"]
[White "Strepikowski, Pawel"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "1841"]
[BlackElo "1839"]
[PlyCount "165"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 Nf6 4. g3 d5 5. exd5 Nxd5 6. Bg2 e5 7. 0-0 Be7 8. Re1 f6 9. c3 Nc7 10. Be3 0-0 11. Na3 Kh8 12. Qc2 f5 13. Nc4 f4 14. Bd2 Bf5 15. Ncxe5 fxg3 16. fxg3 c4 17. Nxc4 Bxd3 18. Qb3 Bc5+ 19. Be3 Bxc4 20. Qxc4 Bxe3+ 21. Rxe3 Nd5 22. Re2 Qb6+ 23. Nd4 Nf6 24. Bxc6 bxc6 25. Qxc6 Qb8 26. Rae1 Rc8 27. Qg2 Qb6 28. Kh1 Rab8 29. Qf3 a5 30. Ne6 Re8 31. b3 Rbc8 32. c4 Qb4 33. h3 a4 34. c5 axb3 35. axb3 Ra8 36. c6 Ra2 37. c7 Qa5 38. Rd1 Rxe2 39. Qxe2 Qxc7 40. Nxc7 Rxe2 41. Rd8+ Ng8 42. Re8 Rd2 43. b4 h5 44. b5 Rb2 45. Nd5 Kh7 46. b6 Nf6 47. Nxf6+ gxf6 48. Rb8 Kg6 49. b7 Kf5 50. h4 Rb3 51. Kg2 Rb2+ 52. Kf3 Rb3+ 53. Kf2 Rb2+ 54. Ke3 Rb3+ 55. Kd4 Rb4+ 56. Kd5 Rb1 57. Kd6 Rd1+ 58. Ke7 Re1+ 59. Kf7 Rb1 60. Kg7 Kg4 61. Kxf6 Rb6+ 62. Ke5 Kh3 63. Kf5 Rb5+ 64. Kf4 Rb4+ 65. Kg5 Rb5+ 66. Kh6 Kg2 67. Rg8 Rxb7 68. Kxh5 Kh3 69. Kh6 Rb6+ 70. Kh7 Rb5 71. Rg5 Rb7+ 72. Kg6 Rb6+ 73. Kf5 Rb5+ 74. Ke4 Rb4+ 75. Kd5 Kg2 76. Kc5 Ra4 77. Kb5 Ra1 78. h5 Kf3 79. h6 Rc1 80. h7 Rh1 81. Rg7 Ke4 82. g4 Kd5 83. g5 1-0

[Event "POL-ch U17 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.16"]
[Round "3"]
[White "Kalkowski, Igor"]
[Black "Labedz, Dawid"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "1839"]
[BlackElo "1542"]
[PlyCount "117"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 b5 6. g3 Bb7 7. Bg2 Qc7 8. 0-0 d6 9. Re1 Nf6 10. a4 b4 11. Nd5 exd5 12. exd5+ Kd8 13. Bg5 Nbd7 14. Qe2 Qb6 15. Nc6+ Kc7 16. Be3 Nc5 17. a5 Qb5 18. Qf3 Ncd7 19. Red1 Bxc6 20. dxc6 Nc5 21. Qf4 Rb8 22. Re1 Ne6 23. Bb6+ Rxb6 24. axb6+ Qxb6 25. Qc4 a5 26. Rxe6 fxe6 27. Qxe6 d5 28. Bxd5 Nxd5 29. Qd7+ Kb8 30. Rxa5 Bc5 31. Rxc5 Nc7 32. Rc4 Rf8 33. Qd2 Nd5 34. Qe1 Ka7 35. Qe2 Rf6 36. c7 Nxc7 37. Qd2 Nd5 38. Rd4 Nc7 39. Rxb4 Qc6 40. Qd4+ Ka8 41. Ra4+ Na6 42. Rc4 Qd6 43. Qe4+ Ka7 44. Qe3+ Kb7 45. Rd4 Qc6 46. Qe7+ Kb6 47. Qe3 Kb7 48. c4 Re6 49. Qd2 Nc5 50. Rf4 Re7 51. Qb4+ Kc7 52. Rf5 Kd6 53. Rd5+ Kc7 54. Rxc5 Re1+ 55. Qxe1 Qxc5 56. Qe4 g6 57. Qd5 Qb4 58. Qe5+ Kc8 59. Qh8+ 1-0

[Event "POL-ch U17 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.16"]
[Round "2"]
[White "Lenart, Jakub"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1660"]
[BlackElo "1839"]
[PlyCount "68"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 Nf6 4. e3 0-0 5. Nbd2 d6 6. h3 c5 7. c3 b6 8. Be2 Bb7 9. 0-0 Nbd7 10. Rc1 h6 11. Qc2 Rc8 12. Qb1 cxd4 13. cxd4 Rxc1 14. Rxc1 Qa8 15. Bc4 Ne4 16. Bb3 g5 17. Bg3 Nxd2 18. Nxd2 Bxg2 19. Qf5 e6 20. Bxe6 fxe6 21. Qxe6+ Rf7 22. e4 Nf8 23. Qg4 h5 24. Qe2 Bxh3 25. Qxh5 g4 26. d5 Qd8 27. Rc6 Bd4 28. Nb3 Qf6 29. Qf5 Qg7 30. Qh5 Bxf2+ 31. Kh2 Bxg3+ 32. Kxg3 Rf3+ 33. Kh4 Ng6+ 34. Kg5 Nf4+ 0-1

[Event "POL-ch U17 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.15"]
[Round "1"]
[White "Kalkowski, Igor"]
[Black "Mocko, Maciej"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "1839"]
[BlackElo "1527"]
[PlyCount "63"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 g6 5. Qg3 d6 6. Nge2 Be6 7. Nd5 Nf6 8. d3 Bxd5 9. exd5 Nb4 10. Bb3 Nh5 11. Qh3 Qd7 12. Qh4 a5 13. a3 Na6 14. g4 a4 15. Ba2 Ng7 16. Qf6 0-0 17. Bh6 Ne8 18. Qh4 Ng7 19. Ng3 f5 20. Bxg7 Kxg7 21. gxf5 gxf5 22. Rg1 Kh8 23. Nh5 Rf7 24. 0-0-0 b5 25. d4 exd4 26. Nf4 Rg7 27. Ng6+ Kg8 28. Ne7+ Kf7 29. Rxg7+ Kxg7 30. Rg1+ Kf7 31. Qxh7+ Kf6 32. Qg7# 1-0

[Event "Lazy Baltic Pearl op-A 17th"]
[Site "Lazy"]
[Date "2021.07.06"]
[Round "9"]
[White "Kalkowski, Igor"]
[Black "Krasniewski, Szymon"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1813"]
[BlackElo "1615"]
[PlyCount "58"]
[EventDate "2021.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Qxd4 e6 6. Nf3 Nc6 7. Qe4 d6 8. g3 dxe5 9. Nxe5 Nxe5 10. Qxe5 Qd6 11. Qxd6 Bxd6 12. Bg2 Bd7 13. Nd2 Bc6 14. 0-0 0-0-0 15. a3 h5 16. c4 Ne7 17. Nf3 Nf5 18. b4 h4 19. g4 h3 20. Bh1 Nh4 21. Nxh4 Rxh4 22. f3 Be5 23. Bg5 Bd4+ 24. Rf2 Bxa1 25. Bxh4 Rd3 26. Rf1 Rxa3 27. b5 Bd7 28. Rc1 Bb2 29. Rb1 Bd4+ 0-1

[Event "Lazy Baltic Pearl op-A 17th"]
[Site "Lazy"]
[Date "2021.07.03"]
[Round "7"]
[White "Kalkowski, Igor"]
[Black "Jedrusik, Adam"]
[Result "0-1"]
[ECO "D42"]
[WhiteElo "1813"]
[BlackElo "1956"]
[PlyCount "78"]
[EventDate "2021.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Nf3 e6 7. Bd3 Be7 8. cxd5 Nxd5 9. a3 0-0 10. 0-0 b6 11. Qc2 Nf6 12. Ne4 Bb7 13. Rd1 h6 14. Nxf6+ Bxf6 15. Be4 Rc8 16. Qe2 Qc7 17. Be3 Ne7 18. Rac1 Qb8 19. Bb1 Nd5 20. Qd3 Rfd8 21. Bd2 Qd6 22. Qh7+ Kf8 23. Be4 a5 24. b4 a4 25. b5 Ke7 26. Bxd5 Qxd5 27. Bb4+ Kd7 28. Qd3 g6 29. h3 Ke8 30. Rxc8 Rxc8 31. Qe3 Bg5 32. Qe5 f6 33. Qe2 Qe4 34. Qa2 Rc2 35. Qb1 Qe2 36. Be1 Bxf3 37. gxf3 Be3 38. Rd2 Bxf2+ 39. Bxf2 Qxd2 0-1

[Event "Lazy Baltic Pearl op-A 17th"]
[Site "Lazy"]
[Date "2021.07.02"]
[Round "6"]
[White "Kalkowski, Igor"]
[Black "Majocha, Piotr"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1813"]
[BlackElo "1919"]
[PlyCount "112"]
[EventDate "2021.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Nge7 6. Bg2 g6 7. 0-0 Bg7 8. c3 0-0 9. Qc2 b6 10. Rd1 Bb7 11. exd5 exd5 12. Nb3 Nf5 13. Bf4 Re8 14. Re1 Qd7 15. Qd2 d4 16. c4 a5 17. Rxe8+ Rxe8 18. Re1 Rxe1+ 19. Qxe1 f6 20. g4 Nfe7 21. h3 g5 22. Bg3 Ng6 23. a3 Bf8 24. Nbd2 Kf7 25. Ne4 h6 26. Qe2 Nd8 27. h4 Ne6 28. Nxf6 Kxf6 29. Ne5 Nxe5 30. Qxe5+ Kf7 31. Qf5+ Ke7 32. Bd5 Bxd5 33. cxd5 Nf4 34. Qe5+ Kf7 35. hxg5 hxg5 36. Bxf4 gxf4 37. Qxf4+ Ke8 38. Qb8+ Qd8 39. Qe5+ Be7 40. g5 Qd6 41. Qf5 Qd7 42. Qg6+ Kd8 43. Qxb6+ Qc7 44. Qe6 Qd7 45. Qg8+ Kc7 46. f3 Qf5 47. g6 Qxf3 48. Qe6 Qg3+ 49. Kf1 Qxd3+ 50. Kg2 Qd2+ 51. Kf3 Qd1+ 52. Kg2 Qd2+ 53. Kf3 Qd1+ 54. Kg2 Bd6 55. g7 Qd2+ 56. Kg1 Qg5+ 0-1

[Event "Lazy Baltic Pearl op-A 17th"]
[Site "Lazy"]
[Date "2021.06.29"]
[Round "3"]
[White "Kaliszuk, Kamil"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1967"]
[BlackElo "1813"]
[PlyCount "51"]
[EventDate "2021.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 d5 5. exd5 exd5 6. d4 Nf6 7. 0-0 Be7 8. dxc5 Bxc5 9. Nc3 0-0 10. a3 Bf5 11. b4 Bb6 12. Bb2 d4 13. Na4 d3 14. Nxb6 Qxb6 15. c4 Rad8 16. c5 Qb5 17. Bxf6 gxf6 18. Nh4 Bg6 19. Qf3 d2 20. Rfd1 Nd4 21. Qxf6 Nc2 22. Nf5 Bxf5 23. Qxf5 Nxa1 24. Qg5+ Kh8 25. Qf6+ Kg8 26. Qg5+ 1/2-1/2

[Event "Krakow op-B 31st"]
[Site "Krakow"]
[Date "2020.12.29"]
[Round "3"]
[White "Kalkowski, Igor"]
[Black "Gorkiewicz, Mateusz"]
[Result "0-1"]
[ECO "C28"]
[WhiteElo "1791"]
[BlackElo "2014"]
[PlyCount "72"]
[EventDate "2020.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Na5 5. Qf3 d6 6. h3 Be7 7. Nge2 c6 8. a4 Nxc4 9. dxc4 Be6 10. b3 d5 11. cxd5 cxd5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Qg3 0-0 15. 0-0 Bh4 16. Qe3 Qc7 17. c4 Bc6 18. Bb2 Rfe8 19. Rad1 f5 20. f4 exf4 21. Qxf4 Qxf4 22. Nxf4 Re3 23. Rd3 Rxd3 24. Nxd3 Rd8 25. Ne5 Be4 26. Nf3 Be7 27. Kh2 Rd3 28. Rf2 Rxb3 29. Rd2 Kf7 30. Ne5+ Ke6 31. Nf3 Bd6+ 32. Kg1 Bxf3 33. gxf3 Rxf3 34. Re2+ Kd7 35. Rd2 Kc6 36. Bd4 Rg3+ 0-1

[Event "Polanica Zdroj op-D 56th"]
[Site "Polanica Zdroj"]
[Date "2020.08.23"]
[Round "9"]
[White "Kalkowski, Igor"]
[Black "Borowski, Przemyslaw"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "1747"]
[BlackElo "1790"]
[PlyCount "77"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Nc6 6. g3 Qc7 7. Bg2 Nf6 8. 0-0 Bb4 9. Nde2 b5 10. Bf4 e5 11. Bg5 Ne7 12. Bxf6 gxf6 13. a4 bxa4 14. Rxa4 Rb8 15. Na2 Bc5 16. b4 Ba7 17. Qd3 0-0 18. c4 d6 19. Rd1 Rb6 20. Nec3 Be6 21. Nd5 Nxd5 22. exd5 Bd7 23. Ra3 Rc8 24. Rc1 Rbb8 25. Be4 Bd4 26. Rxa6 Ra8 27. c5 Qb7 28. Rxa8 Qxa8 29. Rc2 dxc5 30. Bxh7+ Kg7 31. Bf5 Qxd5 32. Nc3 Qb7 33. Be4 Qa7 34. Ra2 Qb8 35. Nd5 cxb4 36. Qf3 Qd6 37. Bd3 Rc1+ 38. Kg2 Qe6 39. Bf1 0-1

[Event "Polanica Zdroj op-D 56th"]
[Site "Polanica Zdroj"]
[Date "2020.08.22"]
[Round "8"]
[White "Kalkowski, Igor"]
[Black "Pyka, Roman"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1747"]
[BlackElo "1873"]
[PlyCount "41"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 e6 3. d4 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. 0-0 Ngf6 8. Ng3 Be7 9. Re1 0-0 10. c4 b6 11. Bd2 Bb7 12. Bc3 c5 13. d5 exd5 14. Nf5 Re8 15. cxd5 Bxd5 16. Nxg7 Kxg7 17. Nh4 Be6 18. Qh5 Nf8 19. Qg5+ Kh8 20. Nf5 Bxf5 21. Rxe7 1-0

[Event "Polanica Zdroj op-D 56th"]
[Site "Polanica Zdroj"]
[Date "2020.08.21"]
[Round "7"]
[White "Lukasiewicz, Aleksander"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1960"]
[BlackElo "1747"]
[PlyCount "87"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Nxc6 bxc6 7. Bd3 Nf6 8. 0-0 Be7 9. Qe2 d5 10. b3 0-0 11. Bb2 Re8 12. Na4 Bb7 13. c4 dxe4 14. Bxe4 Nxe4 15. Qxe4 Bd6 16. h3 c5 17. Qg4 f5 18. Qe2 Bf4 19. Rad1 Qc6 20. f3 Qc7 21. Rfe1 e5 22. Nc3 Bg3 23. Nb5 Qe7 24. Nd6 Bxe1 25. Nxe8 Rxe8 26. Rxe1 e4 27. fxe4 Bxe4 28. Qe3 Qh4 29. Rf1 Rd8 30. Ba3 h6 31. Bxc5 Rd3 32. Qf4 Qf6 33. Bxa7 Qg6 34. Rf2 Rxh3 35. Bb8 Rd3 36. Rd2 Qb6+ 37. Rf2 g5 38. Bc7 Qg6 39. Qe5 Qh5 40. Qe6+ Kh7 41. Qe7+ Kg8 42. Qe6+ Kh7 43. Qe7+ Kg8 44. Qe6+ 1/2-1/2

[Event "Polanica Zdroj op-D 56th"]
[Site "Polanica Zdroj"]
[Date "2020.08.20"]
[Round "6"]
[White "Kalkowski, Igor"]
[Black "Darowicki, Mariusz"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "1747"]
[BlackElo "1950"]
[PlyCount "46"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 0-0 5. Bf4 d5 6. e3 c5 7. dxc5 Qa5 8. Qc2 Ne4 9. cxd5 Nxc3 10. Bd3 Nxd5+ 11. Kf1 Qxc5 12. Bxh7+ Kh8 13. Qb1 Nxf4 14. exf4 Qc4+ 15. Bd3 Qxf4 16. h4 e5 17. h5 Qh6 18. Nxe5 Nc6 19. Nf3 Be7 20. Nh4 Bxh4 21. Rxh4 Ne5 22. Be4 f5 23. Bc2 Be6 1-0

[Event "Polanica Zdroj op-D 56th"]
[Site "Polanica Zdroj"]
[Date "2020.08.19"]
[Round "5"]
[White "Janicki, Rafal"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1851"]
[BlackElo "1747"]
[PlyCount "72"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. e5 Bg7 6. Nf3 Nc6 7. Bb5 Bg4 8. Nbd2 Nh6 9. 0-0 0-0 10. h3 Nxd4 11. hxg4 Nxb5 12. g5 Nf5 13. Qa4 Qd7 14. g4 Nfd4 15. Nh2 Bxe5 16. f4 Bd6 17. Ndf3 Nxf3+ 18. Rxf3 e5 19. fxe5 Bxe5 20. Bf4 Bg7 21. Rd1 a6 22. Rfd3 d4 23. Qb3 Qe6 24. a4 Nc3 25. Qxe6 fxe6 26. bxc3 Rxf4 27. cxd4 Rd8 28. Re1 Rdxd4 29. Rb3 Rb4 30. Rxb4 Rxb4 31. Rxe6 Rxa4 32. Re8+ Bf8 33. Rb8 b5 34. Kg2 Kf7 35. Nf3 Rxg4+ 36. Kh3 Rg3+ 0-1

[Event "Polanica Zdroj op-D 56th"]
[Site "Polanica Zdroj"]
[Date "2020.08.18"]
[Round "4"]
[White "Kalkowski, Igor"]
[Black "Wolska, Marta"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "1747"]
[BlackElo "1551"]
[PlyCount "69"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 0-0 5. Bf4 b6 6. e3 Bb7 7. Bd3 d6 8. Qc2 Nbd7 9. 0-0 Bxc3 10. bxc3 Qe7 11. Bg5 h6 12. Bh4 Rac8 13. Qa4 a5 14. e4 e5 15. Rae1 Rfe8 16. Bxf6 Nxf6 17. c5 Qd7 18. Qc2 Nh5 19. Re3 Nf4 20. d5 dxc5 21. g3 Nxd3 22. Qxd3 b5 23. Nh4 c4 24. Qd2 c6 25. d6 Re6 26. Nf5 Kh7 27. Ree1 c5 28. a3 Rh8 29. f4 g6 30. Nxh6 Rxd6 31. Qc1 Rd2 32. fxe5 Rf8 33. e6 Qd3 34. e7 Re8 35. Rxf7+ 1-0

[Event "Polanica Zdroj op-D 56th"]
[Site "Polanica Zdroj"]
[Date "2020.08.17"]
[Round "3"]
[White "Simon, Marek"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "1878"]
[BlackElo "1747"]
[PlyCount "44"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 c5 4. d5 Nf6 5. Nc3 b5 6. Nxb5 Qa5+ 7. Nc3 Nxe4 8. Qa4+ Qxa4 9. Nxa4 Nd7 10. Bxc4 Nd6 11. Be2 Bb7 12. Be3 Bxd5 13. Nf3 Rc8 14. 0-0 e6 15. Rfc1 Ne4 16. Bb5 Bc6 17. Nd4 Bxb5 18. Nxb5 Be7 19. Rc4 a6 20. Na7 Nd6 21. Nxc8 Nxc4 22. Nxe7 Nxb2 1-0

[Event "Polanica Zdroj op-D 56th"]
[Site "Polanica Zdroj"]
[Date "2020.08.16"]
[Round "2"]
[White "Kalkowski, Igor"]
[Black "Kozlowski, Pawel"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1747"]
[BlackElo "1913"]
[PlyCount "129"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. Nc3 Bb4 5. Bf4 0-0 6. e3 b6 7. Bd3 Bb7 8. Qc2 d6 9. Rg1 Nbd7 10. 0-0-0 Bxc3 11. bxc3 Qe7 12. Nd2 e5 13. Bg5 e4 14. Be2 h6 15. Bf4 g5 16. Bg3 Ne8 17. h4 g4 18. Bf4 h5 19. f3 Ng7 20. Bg5 Qe8 21. f4 a6 22. Nf1 Qf7 23. Qb3 Kh7 24. Kd2 Kg6 25. g3 Nb8 26. Ke1 Nc6 27. Kf2 Rfb8 28. Nd2 Bc8 29. Qa3 b5 30. Rb1 Ne7 31. Nb3 Ne6 32. d5 Nxg5 33. hxg5 bxc4 34. Bxc4 Bb7 35. Nd4 Bxd5 36. Rxb8 Rxb8 37. Bxa6 Bxa2 38. Nb5 c5 39. Nxd6 Qd5 40. Be2 Ra8 41. c4 Qc6 42. Qc3 Qxd6 43. Rd1 Qe6 44. Rd2 Bb1 45. Rb2 Bd3 46. Bxd3 exd3 47. Qxd3 Ra6 48. Qd8 Rd6 49. Qe8+ Qf7 50. Qh8 Qg7 51. Qe8+ Qf7 52. Qh8 Qg7 53. Qe8+ Qf7 54. Qh8 Qxc4 55. Qh6+ Kf7 56. Qxd6 Qc3 57. Ra2 h4 58. gxh4 g3+ 59. Kg2 Qc4 60. Qf6+ Ke8 61. Ra8+ Kd7 62. Ra7+ Kc8 63. Qh8+ Ng8 64. Qxg8+ Qxg8 65. Ra8+ 1-0

[Event "Polanica Zdroj op-D 56th"]
[Site "Polanica Zdroj"]
[Date "2020.08.15"]
[Round "1"]
[White "Walkowski, Tobiasz"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1353"]
[BlackElo "1747"]
[PlyCount "90"]
[EventDate "2020.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. Nd2 g6 4. g3 Bg7 5. Bg2 d6 6. Ngf3 e5 7. 0-0 Nge7 8. Re1 0-0 9. Nf1 d5 10. Ne3 d4 11. Nf1 h6 12. Bd2 Be6 13. h4 Rc8 14. N1h2 Qd7 15. Qc1 Kh7 16. Kh1 b5 17. Ng1 c4 18. f4 cxd3 19. cxd3 Nb4 20. Bxb4 Rxc1 21. Raxc1 Rb8 22. Rc5 Nc6 23. Bd2 Bf8 24. Rc2 Bxa2 25. Rec1 Rb6 26. b4 Bb3 27. Rb2 Be6 28. Rbc2 Nxb4 29. Rc7 Qe8 30. Bxb4 Bxb4 31. Rxa7 Bc3 32. Ne2 Qb8 33. Re7 Bb2 34. Rc2 Ba3 35. Rec7 Bd6 36. R7c6 Rxc6 37. Rxc6 Bd7 38. Rc1 b4 39. fxe5 Bxe5 40. Nf1 b3 41. Nd2 b2 42. Rb1 Be6 43. Nc4 Bxc4 44. dxc4 Qb3 45. c5 Qc2 0-1

[Event "POL-ch U16"]
[Site "Szklarska Poreba"]
[Date "2020.03.13"]
[Round "7"]
[White "Kalkowski, Igor"]
[Black "Haliniak, Wojciech"]
[Result "0-1"]
[ECO "C29"]
[WhiteElo "1862"]
[BlackElo "1705"]
[PlyCount "116"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. f4 d5 4. fxe5 Nxe4 5. Nf3 Bb4 6. Qe2 Bxc3 7. dxc3 Bg4 8. Bf4 c6 9. 0-0-0 Qb6 10. h3 Bh5 11. g4 Bg6 12. Nd4 0-0 13. h4 Nc5 14. Bg2 Be4 15. g5 Nbd7 16. Bxe4 Nxe4 17. h5 Rae8 18. Qh2 Ndc5 19. g6 Na4 20. Nb3 Qf2 21. h6 Qxh2 22. gxh7+ Kxh7 23. hxg7 Qxh1 24. gxf8N+ Rxf8 25. Rxh1+ Kg6 26. Nd4 Rg8 27. Rg1+ Kh7 28. Rh1+ Kg6 29. Rg1+ Kh7 30. Rxg8 Kxg8 31. Nf5 Nac5 32. Be3 Nd7 33. Bf4 Kh7 34. Kd1 Kg6 35. Ne7+ Kh5 36. Nc8 Kg4 37. Be3 a6 38. Nd6 Nxd6 39. exd6 Kf5 40. Ke2 Ke5 41. Kf3 Kxd6 42. Kf4 Ke6 43. b3 c5 44. a4 a5 45. Bd2 b6 46. b4 Nb8 47. bxa5 bxa5 48. c4 Nc6 49. cxd5+ Kxd5 50. Kf5 Kd4 51. Kf6 c4 52. Kxf7 c3 53. Bg5 Kc4 54. Ke6 Nd4+ 55. Kd6 Nxc2 56. Bf6 Nd4 57. Be5 c2 58. Bf4 Ne2 0-1

[Event "POL-ch U16"]
[Site "Szklarska Poreba"]
[Date "2020.03.12"]
[Round "6"]
[White "Dziendziel, Mateusz"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B49"]
[WhiteElo "1700"]
[BlackElo "1862"]
[PlyCount "51"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 Nf6 7. Be2 a6 8. 0-0 Bb4 9. Na4 0-0 10. c4 Nxe4 11. Nxc6 bxc6 12. Qd4 f5 13. c5 Qb7 14. f3 Nf6 15. Nb6 Nd5 16. Nxa8 Qxa8 17. a3 Ba5 18. Bc4 Nxe3 19. Qxe3 f4 20. Qd4 Qb8 21. Kh1 Bd8 22. Rab1 Qa7 23. Rfd1 Rf5 24. Bxe6+ dxe6 25. Qxd8+ Rf8 26. Qd6 1-0

[Event "POL-ch U16"]
[Site "Szklarska Poreba"]
[Date "2020.03.11"]
[Round "5"]
[White "Budzisz, Adrian"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1812"]
[BlackElo "1862"]
[PlyCount "123"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 d5 4. exd5 exd5 5. d4 Nf6 6. Bg2 h6 7. 0-0 Be6 8. dxc5 Bxc5 9. a3 a5 10. Nc3 Nc6 11. Bf4 0-0 12. Qd3 d4 13. Nb5 Nd5 14. Bc1 Qf6 15. Nd2 Ne5 16. Qe4 Ne3 17. fxe3 dxe3 18. Kh1 Ng4 19. Rxf6 gxf6 20. Qf3 Nf2+ 21. Qxf2 exf2 22. Ne4 Bb6 23. Bxh6 Rfd8 24. Bf4 Kg7 25. Ned6 Bg4 26. c4 Re8 27. Nxe8+ Rxe8 28. Bd2 Rd8 29. Bc3 Be3 30. h3 Be2 31. Bf1 Bf3+ 32. Kh2 b6 33. b4 a4 34. Nc7 Rc8 35. Na6 Bb7 36. b5 Bf3 37. Nb4 Kg6 38. Nc6 Bxc6 39. bxc6 Rxc6 40. Rb1 Bc5 41. Bb4 Bd4 42. Kg2 Re6 43. Rd1 Be3 44. Kf3 Bc5 45. Bxc5 Re1 46. Rd2 bxc5 47. Kxf2 Rc1 48. Bd3+ Kh6 49. Rc2 Rb1 50. Rc3 Rb2+ 51. Bc2 Kg5 52. Kf3 f5 53. Bxa4 Kf6 54. Re3 Rd2 55. Bc6 Rh2 56. h4 Ra2 57. a4 Rc2 58. Bb5 Rc1 59. a5 Ra1 60. a6 Ra2 61. Rd3 Ke5 62. Rd5+ 1-0

[Event "POL-ch U16"]
[Site "Szklarska Poreba"]
[Date "2020.03.10"]
[Round "4"]
[White "Kalkowski, Igor"]
[Black "Kossowski, Pawel"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1862"]
[BlackElo "1717"]
[PlyCount "100"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nbd2 Nxe4 8. d5 Ne7 9. 0-0 Nxd2 10. Bxd2 Bxd2 11. d6 cxd6 12. Qxd2 0-0 13. Qxd6 Nf5 14. Qf4 d5 15. Rad1 Ne7 16. h4 Be6 17. h5 h6 18. Nd4 Nc6 19. Bd3 Nxd4 20. Qxd4 Qg5 21. Be2 Rfc8 22. f4 Qe7 23. f5 Bxf5 24. Rxf5 Qxe2 25. Rdf1 Rf8 26. Qxd5 Qe7 27. Qc4 Rac8 28. Qb3 b6 29. Qf3 Rc2 30. Qb3 Rc5 31. Qa3 Rc7 32. Qg3 Rc6 33. Qd3 Re6 34. Qc4 Re5 35. Rxe5 Qxe5 36. Qg4 Qxb2 37. a4 b5 38. axb5 Qxb5 39. Rc1 Qb7 40. Qf4 a5 41. Qe5 a4 42. Rc4 a3 43. Rg4 f6 44. Qd6 Qa7+ 45. Kh2 a2 46. Qd5+ Kh8 47. Qd6 Rg8 48. Rxg7 Qxg7 49. g4 a1Q 50. g5 Qe5+ 0-1

[Event "POL-ch U16"]
[Site "Szklarska Poreba"]
[Date "2020.03.09"]
[Round "3"]
[White "Bachor, Tomasz"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2105"]
[BlackElo "1862"]
[PlyCount "147"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 a6 5. Bxc4 e6 6. 0-0 b5 7. Be2 Bb7 8. b3 Nbd7 9. Nbd2 c5 10. Bb2 Be7 11. Rc1 Qb6 12. dxc5 Bxc5 13. Nd4 0-0 14. Bf3 Nd5 15. Ne4 Be7 16. Nc3 N7f6 17. Nxd5 Nxd5 18. Bxd5 Bxd5 19. Nf5 exf5 20. Qxd5 Qe6 21. Qxe6 fxe6 22. Rc6 Bf6 23. Bxf6 Rxf6 24. f4 Kf7 25. Rd1 e5 26. Rc7+ Kg6 27. Rdd7 Rg8 28. fxe5 Re6 29. Rc5 Rge8 30. Rdd5 R8e7 31. Kf2 Kh5 32. Kf3 g5 33. g3 Kg6 34. e4 h5 35. Ke3 g4 36. Kf4 fxe4 37. Kxe4 Re8 38. Kd4 Kf5 39. Rd6 Rxe5 40. Rxe5+ Rxe5 41. Rd5 Rxd5+ 42. Kxd5 b4 43. Kd4 Kf6 44. Kc4 Ke5 45. Kxb4 Ke4 46. Ka5 Kf3 47. Kxa6 Kg2 48. b4 Kxh2 49. b5 h4 50. b6 Kxg3 51. b7 Kh2 52. b8Q+ g3 53. a4 h3 54. a5 Kg2 55. Qb2+ Kg1 56. Qc1+ Kg2 57. Qd2+ Kg1 58. Qe3+ Kg2 59. Qe2+ Kh1 60. Qf3+ Kh2 61. Qf4 Kg2 62. Kb5 h2 63. Qe4+ Kg1 64. a6 h1Q 65. Qxh1+ Kxh1 66. a7 g2 67. a8Q Kh2 68. Qh8+ Kg3 69. Qg7+ Kh2 70. Qh6+ Kg3 71. Qg5+ Kf2 72. Qf4+ Ke1 73. Qg3+ Kf1 74. Qf3+ 1-0

[Event "POL-ch U16"]
[Site "Szklarska Poreba"]
[Date "2020.03.08"]
[Round "2"]
[White "Kalkowski, Igor"]
[Black "Werner, Kacper"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "1862"]
[BlackElo "1591"]
[PlyCount "103"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 b5 8. Bg2 Bb7 9. 0-0 Qc7 10. Re1 Be7 11. g5 Nfd7 12. Nd5 exd5 13. exd5 Ne5 14. Nf5 0-0 15. Nxe7+ Qxe7 16. f4 f6 17. fxe5 fxe5 18. Be3 Nd7 19. Qg4 Rf7 20. Be4 g6 21. Rf1 Raf8 22. Rxf7 Qxf7 23. Qg2 Kg7 24. a4 bxa4 25. Rxa4 Rc8 26. b3 Nc5 27. Bxc5 Rxc5 28. c4 Qf4 29. Ra1 Rc7 30. Rf1 Qe3+ 31. Kh2 Rf7 32. Rxf7+ Kxf7 33. Qf3+ Qxf3 34. Bxf3 a5 35. Bg4 Ke7 36. Kg3 Kd8 37. Bf3 Bc8 38. Be4 Ke7 39. h4 Kf7 40. Bd3 Bd7 41. Bc2 Be8 42. h5 Ke7 43. h6 Kd7 44. Kf3 Kc7 45. Ke3 Kd7 46. Kd2 Ke7 47. Kc3 Kf7 48. c5 dxc5 49. Kc4 Ke7 50. Kxc5 Bf7 51. Kc6 Be8+ 52. Kc7 1-0

[Event "POL-ch U16"]
[Site "Szklarska Poreba"]
[Date "2020.03.07"]
[Round "1"]
[White "Luberanski, Jakub"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2151"]
[BlackElo "1862"]
[PlyCount "83"]
[EventDate "2020.03.07"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 e6 6. Ngf3 Be7 7. Ne5 Nxe5 8. Bxe5 0-0 9. Bd3 b6 10. 0-0 Bb7 11. Bxf6 Bxf6 12. f4 g6 13. Qg4 Bg7 14. Nf3 Qe7 15. Ng5 Bc8 16. Qg3 f6 17. Nxh7 Rd8 18. Bxg6 Ba6 19. Rf3 f5 20. Ng5 Qf6 21. Bf7+ Kh8 22. Qh4+ Bh6 23. Rh3 Kg7 24. Nxe6+ Kxf7 25. Nxd8+ Rxd8 26. Qxf6+ Kxf6 27. Rxh6+ Kg7 28. Re6 Kf7 29. Re5 Kf6 30. Rd1 c4 31. Kf2 Bb7 32. h3 Rh8 33. Rg1 b5 34. g4 Rxh3 35. Rxf5+ Kg6 36. Rg5+ Kh6 37. Rh5+ Rxh5 38. gxh5 a5 39. f5 Bc8 40. f6 Be6 41. Rg7 b4 42. a3 1-0

[Event "Krakow op-B 30th"]
[Site "Krakow"]
[Date "2019.12.30"]
[Round "5"]
[White "Janus, Przemyslaw"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "E45"]
[WhiteElo "2065"]
[BlackElo "1945"]
[PlyCount "95"]
[EventDate "2019.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. cxd5 Bxf1 9. Kxf1 Nxd5 10. Bd2 0-0 11. Rc1 Nd7 12. b4 Nxc3 13. Bxc3 a6 14. d5 exd5 15. Qxd5 c5 16. Ke2 cxb4 17. Bxb4 Re8 18. Rhd1 Ne5 19. Qxd8 Rexd8 20. Bd6 Ng6 21. Bc7 Rxd1 22. Rxd1 b5 23. Ba5 Ne5 24. Bb4 h6 25. Rd5 Nc4 26. Kd3 Rc8 27. Kd4 Nb6 28. Rd6 a5 29. Bxa5 Nc4 30. Rd8+ Rxd8+ 31. Bxd8 Nxa3 32. Kc5 Kh7 33. Ba5 Kg6 34. Bb4 Nc4 35. Kxb5 Ne5 36. f3 h5 37. Bc3 Nd7 38. Kc6 Nf8 39. Kd5 Ne6 40. Bd4 h4 41. h3 Kf5 42. Be5 g5 43. Bh2 Nf8 44. e4+ Kf6 45. f4 Ne6 46. f5 Nf8 47. Be5+ Ke7 48. Bd6+ 1-0

[Event "POL-ch U20"]
[Site "Ustron"]
[Date "2019.11.30"]
[Round "9"]
[White "Kalkowski, Igor"]
[Black "Fiedorek, Michal"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1965"]
[BlackElo "2333"]
[PlyCount "65"]
[EventDate "2019.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Qxd4 e6 6. Nf3 Nc6 7. Qe4 f5 8. Qe2 Be7 9. g3 0-0 10. Bg2 d6 11. exd6 Qxd6 12. 0-0 Bf6 13. c4 Nde7 14. Rd1 Qc7 15. Na3 Ng6 16. Be3 Be7 17. Nb5 Qb8 18. Nbd4 e5 19. Nxc6 bxc6 20. Bg5 Bc5 21. b4 Bd6 22. c5 Bc7 23. Qc4+ Kh8 24. Nh4 Nxh4 25. Bxh4 e4 26. Be7 Rg8 27. a4 a6 28. f4 Qb7 29. Bd6 Bd8 30. Be5 Qe7 31. Qd4 Be6 32. Bf1 Qb7 33. Bc4 1/2-1/2

[Event "POL-ch U20"]
[Site "Ustron"]
[Date "2019.11.29"]
[Round "8"]
[White "Syrkiewicz, Michal"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1928"]
[BlackElo "1965"]
[PlyCount "134"]
[EventDate "2019.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. d5 exd5 4. exd5 d6 5. Nc3 Nf6 6. Bd3 Be7 7. Nge2 0-0 8. 0-0 a6 9. a4 Re8 10. Ng3 Nbd7 11. f4 Qc7 12. b3 Nf8 13. Bd2 Ng6 14. Qf3 Nh4 15. Qd1 c4 16. Bxc4 Qb6+ 17. Kh1 Ng4 18. Qe1 Bd7 19. h3 Bf6 20. Nge4 Bxc3 21. Bxc3 Nf5 22. a5 Qa7 23. hxg4 Rxe4 24. gxf5 Rxe1 25. Raxe1 Bxf5 26. Bb4 b5 27. axb6 Qxb6 28. Ba3 Bxc2 29. Re2 Bxb3 30. Rb2 Bxc4 31. Rxb6 Bxf1 32. Rxd6 f6 33. Rd7 Bb5 34. Rc7 Rd8 35. d6 Rd7 36. Rxd7 Bxd7 37. Kg1 Kf7 38. Kf2 Ke6 39. g4 g6 40. g5 Bc6 41. Ke2 fxg5 42. fxg5 Kf5 43. Bc1 a5 44. Kd3 a4 45. Kc4 Ke6 46. Bf4 Kf5 47. Bc1 Ke5 48. Ba3 Bd7 49. Kc3 Be6 50. Kb4 Bd7 51. Kc3 Kd5 52. Bb4 Ke6 53. Ba3 Ke5 54. Kc4 Ke6 55. Kc3 Bc6 56. Kc4 Kf5 57. Bc1 Bd7 58. Kc3 Be8 59. Kc4 Ke5 60. Ba3 Ke6 61. Kc3 Bb5 62. Kb4 Bc6 63. Kc4 Kd7 64. Kc5 Be4 65. Kb4 Kxd6 66. Kxa4+ Ke6 67. Bc1 Kf5 1/2-1/2

[Event "POL-ch U20"]
[Site "Ustron"]
[Date "2019.11.28"]
[Round "7"]
[White "Kalkowski, Igor"]
[Black "Wisniewski, Michal"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1965"]
[BlackElo "2158"]
[PlyCount "104"]
[EventDate "2019.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 b5 3. e3 a6 4. Bd3 Bb7 5. Nbd2 e6 6. c4 bxc4 7. Nxc4 c5 8. dxc5 Bxc5 9. 0-0 0-0 10. b4 Bxb4 11. Rb1 Bxf3 12. Qxf3 Nc6 13. Bb2 Be7 14. Qh3 h6 15. Rfd1 d5 16. Ne5 Nxe5 17. Bxe5 Nd7 18. Bf4 Nc5 19. Bc2 Bg5 20. Bxg5 Qxg5 21. Rb4 Rab8 22. Rg4 Qf6 23. Rf4 Qb2 24. Ba4 Nxa4 25. Rxa4 Qc2 26. Rad4 Rb1 27. Qf3 Rfb8 28. g4 Rxd1+ 29. Rxd1 Rb1 30. Rxb1 Qxb1+ 31. Kg2 Qxa2 32. Qf4 Qb1 33. Qc7 Qe4+ 34. Kg3 Qc4 35. Qd8+ Kh7 36. Qe7 f5 37. h3 Qe4 38. Qa3 d4 39. exd4 f4+ 40. Kh2 Qxd4 41. Kg2 Qe4+ 42. Kh2 f3 43. Kg3 e5 44. Qb3 Qf4+ 45. Kh4 a5 46. Qd5 a4 47. Qd7 a3 48. Qe8 g5+ 49. Kh5 Qf6 50. h4 gxh4 51. Qd7+ Kg8 52. Qe8+ Kg7 0-1

[Event "POL-ch U20"]
[Site "Ustron"]
[Date "2019.11.27"]
[Round "6"]
[White "Baum, Jonasz"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "2341"]
[BlackElo "1965"]
[PlyCount "86"]
[EventDate "2019.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 e6 2. e4 b6 3. Bd3 Bb7 4. Nf3 c5 5. 0-0 cxd4 6. Nxd4 a6 7. Nc3 Nc6 8. Nxc6 dxc6 9. e5 Qc7 10. f4 0-0-0 11. Qe2 b5 12. Be3 Nh6 13. a4 Nf5 14. Bf2 Nd4 15. Qh5 g6 16. Qh3 b4 17. Ne4 c5 18. c3 Nb3 19. Rad1 c4 20. Bc2 Be7 21. cxb4 Bxe4 22. Bxe4 Nd2 23. Rxd2 Rxd2 24. Qc3 Rhd8 25. a5 R8d3 26. Bxd3 Rxd3 27. Qc2 Bxb4 28. Qa4 Bc5 29. Bxc5 Qxc5+ 30. Kh1 Qb5 31. Qc2 Qd5 32. Qa4 Qb5 33. Qc2 Qd5 34. Rg1 Rd2 35. Qa4 Kc7 36. Qe8 Rxg2 37. Qxf7+ Kd8 38. Qf8+ Kd7 39. Qf7+ Kd8 40. Qg8+ Kc7 41. Qf7+ Kd8 42. Qf8+ Kd7 43. Qg7+ Kc6 1/2-1/2

[Event "POL-ch U20"]
[Site "Ustron"]
[Date "2019.11.26"]
[Round "5"]
[White "Kalkowski, Igor"]
[Black "Turski, Bartlomiej"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1965"]
[BlackElo "1993"]
[PlyCount "97"]
[EventDate "2019.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. e4 c5 4. Nf3 Nc6 5. 0-0 e6 6. d3 Nge7 7. Nbd2 0-0 8. Re1 d6 9. c3 f5 10. exf5 Nxf5 11. Ne4 h6 12. a4 b6 13. h4 d5 14. Ned2 Qf6 15. Nf1 Bd7 16. N1h2 e5 17. Ng4 Qd6 18. Nfxe5 Nxe5 19. Bf4 Rae8 20. d4 cxd4 21. cxd4 Nxd4 22. Nxe5 Rxe5 23. Rxe5 Bxe5 24. Qxd4 Rxf4 25. Qxd5+ Rf7 26. Qxd6 Bxd6 27. Bd5 Kf8 28. Bxf7 Kxf7 29. a5 Be5 30. Re1 Bxb2 31. axb6 axb6 32. Rb1 Bd4 33. Rd1 Bxf2+ 34. Kxf2 Ke7 35. Ke3 b5 36. Kf4 Ke6 37. g4 Bc6 38. Rd8 Bd5 39. Rh8 h5 40. gxh5 gxh5 41. Rxh5 b4 42. Rh6+ Kd7 43. Ke5 Bf7 44. Rb6 b3 45. Rb7+ Ke8 46. Kf6 Bd5 47. Rb5 Bc4 48. Rb4 Bd5 49. h5 1-0

[Event "POL-ch U20"]
[Site "Ustron"]
[Date "2019.11.25"]
[Round "3"]
[White "Czernek, Tymon"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "B37"]
[WhiteElo "2097"]
[BlackElo "1965"]
[PlyCount "99"]
[EventDate "2019.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Nc2 Bg7 8. Be2 0-0 9. 0-0 Be6 10. Be3 Qa5 11. Qd2 Ng4 12. Bxg4 Bxg4 13. Bh6 Be6 14. Bxg7 Kxg7 15. Ne3 Rac8 16. Rad1 Rfe8 17. b3 a6 18. f4 f6 19. Rf3 Qc5 20. Kh1 b5 21. Rg3 Kh8 22. Ncd5 bxc4 23. bxc4 Bxd5 24. cxd5 Na5 25. f5 g5 26. Qe2 Rg8 27. Rh3 Qb5 28. Qf3 Nc4 29. Ng4 Ne5 30. Rxh7+ Kxh7 31. Qh3+ Kg7 32. Qh6+ Kf7 33. Qh7+ Rg7 34. Nh6+ Ke8 35. Qxg7 Rc2 36. Qg8+ Kd7 37. Qe6+ Kd8 38. Ng8 Qb7 39. h3 g4 40. h4 g3 41. Nh6 Rxg2 42. Qg8+ Kd7 43. Qe6+ Ke8 44. Kxg2 Qb2+ 45. Kxg3 Qc3+ 46. Kh2 Qc2+ 47. Kh3 Qc3+ 48. Kh2 Qc2+ 49. Kg3 Qc3+ 50. Kh2 1/2-1/2

[Event "POL-ch U20"]
[Site "Ustron"]
[Date "2019.11.25"]
[Round "4"]
[White "Jankowiak, Tomasz"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2111"]
[BlackElo "1965"]
[PlyCount "141"]
[EventDate "2019.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qf3 Nf6 8. 0-0-0 Nxd4 9. Bxd4 Bd6 10. g3 Be5 11. Qd3 0-0 12. f4 Bxd4 13. Qxd4 d5 14. exd5 exd5 15. Bg2 Bf5 16. Rhe1 Rfd8 17. Qe5 Qc8 18. Qd4 Qc7 19. Re5 Be4 20. Bxe4 dxe4 21. Nd5 Nxd5 22. Rxd5 Rxd5 23. Qxd5 Qe7 24. Qd7 Kf8 25. Qxe7+ Kxe7 26. Rd5 f6 27. f5 g6 28. Kd2 Rc8 29. c3 gxf5 30. Rxf5 Ke6 31. g4 Rg8 32. h3 Rd8+ 33. Ke2 Rd3 34. Rh5 Rg3 35. Kf2 Rd3 36. Ke1 Rg3 37. Rxh7 Ke5 38. Rxb7 Kf4 39. Rb6 Ke3 40. Kd1 Rg2 41. Kc1 Rf2 42. Rxa6 Ke2 43. a4 e3 44. a5 f5 45. gxf5 Rf3 46. Kc2 Rxf5 47. b4 Re5 48. Rf6 Ke1 49. a6 e2 50. h4 Re8 51. a7 Rf8 52. Re6 Ra8 53. Re7 Kf2 54. Rf7+ Ke3 55. b5 Re8 56. a8Q Rxa8 57. Re7+ Kf2 58. c4 e1Q 59. Rxe1 Kxe1 60. Kd3 Rd8+ 61. Ke4 Kd2 62. c5 Kc3 63. c6 Kc4 64. c7 Re8+ 65. Kf5 Kxb5 66. h5 Kc6 67. h6 Kxc7 68. h7 Rh8 69. Kg6 Kd7 70. Kg7 Rxh7+ 71. Kxh7 1/2-1/2

[Event "POL-ch U20"]
[Site "Ustron"]
[Date "2019.11.24"]
[Round "2"]
[White "Kalkowski, Igor"]
[Black "Leskiewicz, Ignacy"]
[Result "1/2-1/2"]
[ECO "B81"]
[WhiteElo "1965"]
[BlackElo "2138"]
[PlyCount "78"]
[EventDate "2019.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 b5 8. Bg2 Bb7 9. 0-0 Nfd7 10. f4 Nc6 11. Be3 Qc7 12. f5 Nxd4 13. Bxd4 e5 14. Bf2 Be7 15. h4 Rc8 16. Rc1 Nb6 17. Qd3 Nc4 18. Nd1 0-0 19. b3 Nb6 20. Qe3 Nd7 21. g5 f6 22. g6 hxg6 23. fxg6 f5 24. Qh3 Nc5 25. exf5 Bxg2 26. Kxg2 Qc6+ 27. Kg1 Qe4 28. Ne3 d5 29. Rfe1 d4 30. Nc4 Qxf5 31. Qxf5 Rxf5 32. Rxe5 Rxf2 33. Rxe7 Rcf8 34. Ne5 R2f6 35. Rd1 Ne6 36. h5 Nf4 37. Nd7 Nh3+ 38. Kh2 Rf2+ 39. Kxh3 R8f3+ 1/2-1/2

[Event "POL-ch U20"]
[Site "Ustron"]
[Date "2019.11.23"]
[Round "1"]
[White "Kalkowski, Igor"]
[Black "Pacan Milej, Kosma"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1965"]
[BlackElo "2315"]
[PlyCount "60"]
[EventDate "2019.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 d6 7. 0-0 Be7 8. Qe2 Nf6 9. Bf4 e5 10. Be3 0-0 11. Rfd1 Bg4 12. h3 Bh5 13. g4 Bg6 14. Nh4 Rc8 15. Nxg6 hxg6 16. a3 Ne8 17. Nd5 Bg5 18. b4 Bxe3 19. fxe3 Ne7 20. Rac1 Nxd5 21. Bxd5 Rxc1 22. Rxc1 Nf6 23. Bxb7 Qb6 24. Bd5 Nxd5 25. exd5 f5 26. Rc6 Qd8 27. Kg2 e4 28. gxf5 Rxf5 29. Kh2 Qf6 30. Rc2 Qe5+ 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2019.09.15"]
[Round "9.22"]
[White "Kalkowski, Igor"]
[Black "Wasik, Roman"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1875"]
[BlackElo "1481"]
[PlyCount "91"]
[EventDate "2019.09.07"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Podlesie UKS 21"]
[BlackTeam "Rzeszow RzKSz"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. e4 g6 3. Nc3 Bg7 4. Bc4 Nf6 5. Qe2 0-0 6. e5 dxe5 7. dxe5 Ng4 8. e6 f5 9. h3 Nf6 10. Bf4 Nc6 11. Rd1 Nd4 12. Qd3 Nh5 13. Be3 c5 14. Nge2 Qa5 15. 0-0 f4 16. Bd2 Qd8 17. Nxd4 Bxd4 18. Qf3 a6 19. a4 Rb8 20. Rfe1 b6 21. Bd5 Qc7 22. Ne2 Be5 23. Bc3 Bd6 24. Nc1 b5 25. axb5 axb5 26. b3 b4 27. Bb2 Ba6 28. c4 Rb6 29. Nd3 Nf6 30. Ne5 Nxd5 31. cxd5 Bc8 32. Ng4 h5 33. Nh6+ Kh7 34. Nf7 Rb8 35. Qd3 Rxf7 36. exf7 Bf5 37. Qe2 Rf8 38. Ra1 Rxf7 39. Ra8 Bc8 40. Rea1 f3 41. gxf3 Rf5 42. h4 Rxd5 43. R1a7 Qd8 44. Rxc8 Qxc8 45. Rxe7+ Kg8 46. Re8+ 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2019.09.14"]
[Round "8.19"]
[White "Rosicki, Marcin"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2043"]
[BlackElo "1875"]
[PlyCount "99"]
[EventDate "2019.09.07"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Jaworzno"]
[BlackTeam "Podlesie UKS 21"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. c4 Nc6 3. Ne2 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 Bb4 7. Nxc6 bxc6 8. Bd3 d5 9. exd5 exd5 10. 0-0 0-0 11. cxd5 Nxd5 12. Nxd5 Qxd5 13. Qc2 Bd6 14. Bxh7+ Kh8 15. Be4 Qh5 16. f4 Rb8 17. Be3 Re8 18. Rad1 Re6 19. Bf3 Qa5 20. Bd4 Ba6 21. Bg4 Rh6 22. Rf3 Re8 23. Re3 Rf8 24. Rh3 Rxh3 25. Bxh3 Bxf4 26. Qxc6 Be2 27. Bc3 Be3+ 28. Kh1 Qh5 29. Re1 f6 30. Qe4 Re8 31. Qf5 Bg5 32. Bg4 Bxg4 33. Rxe8+ Qxe8 34. Qxg4 Qe3 35. Qd1 Qe4 36. Qe1 Qa4 37. a3 Qc2 38. Qe8+ Kh7 39. Qh5+ Kg8 40. Qe8+ Kh7 41. Qe1 Bc1 42. g3 Bxb2 43. Bxb2 Qxb2 44. Qe4+ Kg8 45. Qa8+ Kh7 46. Qxa7 Qb1+ 47. Kg2 Qe4+ 48. Kg1 Qe1+ 49. Kg2 Qe4+ 50. Kg1 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2019.09.13"]
[Round "7.19"]
[White "Kalkowski, Igor"]
[Black "Tustanowski, Mateusz"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1875"]
[BlackElo "1900"]
[PlyCount "55"]
[EventDate "2019.09.07"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Podlesie UKS 21"]
[BlackTeam "Zarzewie Prudnik"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. f3 Ng5 11. f4 Ne4 12. Be3 Qb8 13. Nc3 Qxb2 14. Nxe4 dxe4 15. Qd2 Rd8 16. Rab1 Qxa2 17. Qf2 0-0 18. f5 Bxd4 19. Bxd4 Bxf5 20. Bc5 Bg6 21. Bxf8 Rxf8 22. Qc5 Qd5 23. Qxd5 cxd5 24. Rb7 Re8 25. Rxc7 h6 26. Rc5 Rxe5 27. Rd1 e3 28. Rdxd5 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2019.09.11"]
[Round "5.22"]
[White "Rajda, Krystian"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1841"]
[BlackElo "1875"]
[PlyCount "152"]
[EventDate "2019.09.07"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Chroscice Victoria"]
[BlackTeam "Podlesie UKS 21"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. d4 cxd4 3. c3 g6 4. cxd4 d5 5. e5 Nc6 6. h3 Bg7 7. Nf3 f6 8. Bf4 fxe5 9. dxe5 Nh6 10. Nc3 e6 11. Bg5 Qb6 12. Nxd5 exd5 13. Qxd5 Nf7 14. Rd1 0-0 15. Bc4 Qa5+ 16. Qxa5 Nxa5 17. Bd5 Re8 18. Bd2 Nc6 19. Ng5 Ncxe5 20. 0-0 h6 21. f4 hxg5 22. fxe5 Be6 23. Bxb7 Rab8 24. Be4 Bc4 25. Rfe1 Nxe5 26. Bxg5 Rxb2 27. Bxg6 Rf8 28. Be4 a6 29. Rc1 Be6 30. Rc7 Rf7 31. Rc5 Rff2 32. Rd1 Nf7 33. Bh4 Rfe2 34. Bf3 Red2 35. Rxd2 Rxd2 36. Rc6 Rd6 37. Rc2 Rb6 38. Re2 Bd7 39. Bd5 Rb1+ 40. Kh2 Rd1 41. Bb3 Rf1 42. Re7 Bc6 43. Re6 Bb5 44. a4 Bd3 45. Re3 Bg6 46. Re6 Bd3 47. Re3 Bg6 48. Re6 Bd3 49. Re3 Bb1 50. Re6 Rf4 51. g4 Bd3 52. Kg3 Re4 53. Rc6 Be5+ 54. Kf3 Rb4 55. Bd5 Rxa4 56. Be7 Kg7 57. Rc8 Rd4 58. Bf8+ Kf6 59. Rc6+ Nd6 60. Bxd6 Bxd6 61. Rxd6+ Ke5 62. Re6+ Kxd5 63. Re1 Kc4 64. h4 Rd8 65. h5 a5 66. Ra1 Kb4 67. g5 Rh8 68. h6 a4 69. Rd1 Kc3 70. Ke3 Kc2 71. Rxd3 Re8+ 72. Kf4 Kxd3 73. g6 a3 74. g7 a2 75. h7 a1Q 76. g8Q Qf1+ 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2019.09.10"]
[Round "4.15"]
[White "Kalkowski, Igor"]
[Black "Kmak, Wieslaw"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1875"]
[BlackElo "1942"]
[PlyCount "115"]
[EventDate "2019.09.07"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Podlesie UKS 21"]
[BlackTeam "Chrzanow Olimpijczyk"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 e6 7. d3 Ne7 8. Nxd4 Bxd4+ 9. Kh1 a6 10. Bc4 b5 11. Bb3 Bb7 12. Ne2 Bg7 13. Ng3 h5 14. Ne2 c4 15. dxc4 Bxe4 16. Nc3 Bc6 17. Qe2 Nf5 18. Be3 h4 19. Kg1 h3 20. g4 Nxe3 21. Qxe3 Qh4 22. cxb5 Qxg4+ 23. Kf2 Bf6 24. Ke1 Bg2 25. Rg1 axb5 26. Bd5 Rb8 27. Ne4 Qh4+ 28. Kd2 Bxe4 29. Bxe4 Bxb2 30. Rab1 Qf6 31. Rgd1 Bd4 32. Qg3 Qh4 33. Qf3 Qf6 34. Qg3 d5 35. Bd3 b4 36. Rf1 Bc3+ 37. Kd1 Qh4 38. Qf3 Qh5 39. a4 Qxf3+ 40. Rxf3 Ra8 41. Ke2 Ke7 42. Bb5 Kf6 43. Rd1 Rh4 44. Rg1 Rc8 45. Kd3 Bb2 46. Kd2 Ke7 47. Rgg3 Rch8 48. Kd1 Kd6 49. Bf1 e5 50. fxe5+ Bxe5 51. Rxh3 Rxh3 52. Bxh3 Bxh2 53. Bg2 Ke6 54. Rd3 Rd8 55. Rd4 f5 56. Rxb4 Bc7 57. Rb7 Kd6 58. Bxd5 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2019.09.08"]
[Round "2.17"]
[White "Kalkowski, Igor"]
[Black "Rams, Michal"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1875"]
[BlackElo "2175"]
[PlyCount "46"]
[EventDate "2019.09.07"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Podlesie UKS 21"]
[BlackTeam "Warszawa YMCA"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 g6 2. Nc3 Bg7 3. f4 c5 4. Nf3 Nc6 5. Bb5 d6 6. 0-0 e6 7. Bxc6+ bxc6 8. d3 Ne7 9. Qe1 Ba6 10. f5 gxf5 11. exf5 Nxf5 12. Ng5 0-0 13. Nge4 c4 14. g4 Nd4 15. Qd1 cxd3 16. cxd3 f5 17. gxf5 Rxf5 18. Rxf5 exf5 19. Nf2 Qh4 20. a3 Be5 21. Kf1 Qxh2 22. Be3 Qg3 23. Qd2 Nb3 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2019.09.07"]
[Round "1.16"]
[White "Grochowski, Kosma"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "E54"]
[WhiteElo "1903"]
[BlackElo "1875"]
[PlyCount "105"]
[EventDate "2019.09.07"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Lublin LKSz"]
[BlackTeam "Podlesie UKS 21"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 cxd4 6. cxd4 Nf6 7. Nc3 Qd8 8. Bc4 Be7 9. 0-0 0-0 10. Bg5 Nbd7 11. Ne5 Nb6 12. Bb3 Nbd5 13. Qf3 Qa5 14. Rad1 Rd8 15. Ne4 Rf8 16. Nxf6+ Nxf6 17. h4 Nd5 18. Bxe7 Nxe7 19. Rfe1 Nd5 20. h5 h6 21. a3 Qd8 22. Rc1 a5 23. Rc5 Nf6 24. Rd1 a4 25. Bc2 Ra6 26. Qd3 Re8 27. Rc4 Bd7 28. Rb4 Ra7 29. Re1 Kf8 30. Qd1 b5 31. Qf3 Rc7 32. Be4 Qe7 33. Bg6 Rec8 34. Bxf7 Rc1 35. Rxc1 Rxc1+ 36. Kh2 Qd6 37. g3 Ke7 38. Bg6 Qc7 39. Be4 Be8 40. Bg6 Nd5 41. Bxe8 Nxb4 42. Qf7+ Kd8 43. Qf8 Kc8 44. Bxb5+ Qd8 45. Bd7+ Kc7 46. Qxb4 Qa8 47. f3 Qa6 48. Bb5 Rc2+ 49. Kh3 Qb6 50. Qe7+ Kc8 51. Qd7+ Kb8 52. Nc6+ Ka8 53. Qc8+ 1-0

[Event "EU-ch U16"]
[Site "Bratislava"]
[Date "2019.08.10"]
[Round "9"]
[White "Kalkowski, Igor"]
[Black "Placer, Sebastian"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1833"]
[BlackElo "2083"]
[PlyCount "50"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8. Qb3 Bxf3 9. gxf3 e6 10. Qxb7 Nxd4 11. Bb5+ Nxb5 12. Qc6+ Ke7 13. Qc5+ Qd6 14. Nxd5+ exd5 15. Qxb5 Rb8 16. Qd3 f6 17. 0-0 Kf7 18. Rd1 Rd8 19. Be3 Rd7 20. Rac1 Qb8 21. Qf5 Qb7 22. Rc8 Qxc8 23. Rxd5 Rd8 24. Qd3 Be7 25. Bxa7 Qc1+ 0-1

[Event "EU-ch U16"]
[Site "Bratislava"]
[Date "2019.08.09"]
[Round "8"]
[White "Mendis, Vidura"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1528"]
[BlackElo "1833"]
[PlyCount "106"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. 0-0 e6 7. e5 a6 8. Be2 Nxf3+ 9. Bxf3 d5 10. d3 Ne7 11. Bd2 Qc7 12. a4 b6 13. Ne2 Bb7 14. d4 0-0 15. Kh1 Rac8 16. Qe1 a5 17. c3 Ba6 18. Qf2 c4 19. Qh4 Nf5 20. Qf2 Ne7 21. Qh4 b5 22. Ng1 Qd7 23. Bd1 Ra8 24. Nf3 Nf5 25. Qf2 h5 26. h3 Nh6 27. Qh4 Qd8 28. Qxd8 Rfxd8 29. Bc2 Rdb8 30. Ra2 b4 31. Raa1 Bc8 32. Nh4 Nf5 33. Nxf5 exf5 34. Bd1 Be6 35. h4 Bf8 36. g3 Rb7 37. Bc2 Rab8 38. Rfb1 Be7 39. Kg2 Bd7 40. Kh2 bxc3 41. Bxc3 Bb4 42. Kg2 Bxc3 43. bxc3 Rb2 44. Rc1 R8b3 45. Rab1 Rxc2+ 46. Rxc2 Rxb1 47. Ra2 Rb3 48. Rc2 Ra3 49. Kf3 Bxa4 50. Rc1 Bb3 51. Ke3 Ra2 52. Kf3 a4 53. Ke3 a3 0-1

[Event "EU-ch U16"]
[Site "Bratislava"]
[Date "2019.08.08"]
[Round "7"]
[White "Kalkowski, Igor"]
[Black "Balin, Daniel"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1833"]
[BlackElo "1951"]
[PlyCount "99"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 g6 5. Bb5 Bg7 6. d3 e6 7. Bxc6+ bxc6 8. 0-0 Ne7 9. Qe1 Rb8 10. Qh4 h6 11. Kh1 Qc7 12. g4 h5 13. gxh5 Rxh5 14. Qg3 e5 15. f5 Bh6 16. fxg6 Nxg6 17. Bxh6 Rxh6 18. Qg5 Rh7 19. Rab1 Qe7 20. Qg1 Rg7 21. Rf2 Be6 22. Rg2 Kd7 23. a3 Qf6 24. Nd2 Rbg8 25. Qe3 Nf4 26. Rxg7 Rxg7 27. Rg1 Bh3 28. Rg3 Bg2+ 29. Kg1 Qh6 30. Nc4 Rxg3 31. Qxg3 Qh3 32. Ne3 Bf3 33. Kf2 Bh5 34. Nf5 Qxg3+ 35. hxg3 Ne6 36. Ne2 Nd4 37. Nexd4 cxd4 38. Ke1 Bg4 39. Nh6 Be6 40. g4 d5 41. Nf5 dxe4 42. dxe4 c5 43. b3 f6 44. Kd2 a5 45. Kd3 Kc6 46. Ne7+ Kb5 47. Nd5 Bxg4 48. Nxf6 Bh3 49. a4+ Kc6 50. c4 1/2-1/2

[Event "EU-ch U16"]
[Site "Bratislava"]
[Date "2019.08.07"]
[Round "6"]
[White "Sargsyan, Sargis Vach"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "D48"]
[WhiteElo "1923"]
[BlackElo "1833"]
[PlyCount "49"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. 0-0 Bd6 10. a4 b4 11. Ne4 Be7 12. b3 Bb7 13. Bb2 c5 14. Nxc5 Nxc5 15. dxc5 Bxc5 16. Qe2 Qb6 17. Rac1 Ke7 18. Nd2 Rhe8 19. Nc4 Qa7 20. Ne5 Bc8 21. Bxa6 Rd8 22. Bb5 Qxa4 23. Rxc5 Ne4 24. Rc2 Rd5 25. Rfc1 1-0

[Event "EU-ch U16"]
[Site "Bratislava"]
[Date "2019.08.05"]
[Round "4"]
[White "Kalkowski, Igor"]
[Black "Woltery, Nicolai"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1833"]
[BlackElo "1918"]
[PlyCount "70"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 a6 7. Bc4 e6 8. d3 Ne7 9. e5 d5 10. exd6 Qxd6 11. Ne4 Qc7 12. c3 Ndf5 13. Qe1 0-0 14. g4 Nd6 15. Nxd6 Qxd6 16. Qh4 Nd5 17. Ng5 Nf6 18. Ne4 Nxe4 19. dxe4 b5 20. Be2 f5 21. e5 Qc7 22. Be3 Rf7 23. Bf3 Rb8 24. Rad1 Rd7 25. Qf2 Bf8 26. gxf5 gxf5 27. Rxd7 Bxd7 28. Kh1 Kh8 29. Rg1 Bc6 30. Rd1 Be7 31. Bxc6 Qxc6+ 32. Qg2 Qxg2+ 33. Kxg2 Rb7 34. Kf3 Kg7 35. Bf2 Kf7 0-1

[Event "EU-ch U16"]
[Site "Bratislava"]
[Date "2019.08.04"]
[Round "3"]
[White "Martin Barcelo, Carles"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2008"]
[BlackElo "1833"]
[PlyCount "53"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 Bg7 7. e5 Ng8 8. Bf4 Nh6 9. Bb5 Ng4 10. 0-0 Ngxe5 11. Nxe5 Bxe5 12. Bxe5 Nxe5 13. Rfe1 f6 14. f4 Qb6+ 15. Kh1 Ng4 16. Rxe7+ Kd8 17. h3 Ne3 18. Re4 Nf5 19. Kh2 Qf2 20. Bxd7 Qg3+ 21. Kh1 Nh4 22. Re2 Nf3 23. gxf3 Qxf3+ 24. Kg1 Qg3+ 25. Rg2 Qe3+ 26. Kh1 Qxh3+ 27. Bxh3 1-0

[Event "EU-ch U16"]
[Site "Bratislava"]
[Date "2019.08.03"]
[Round "2"]
[White "Kalkowski, Igor"]
[Black "Lomandong, Marc Antoine"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1833"]
[BlackElo "2055"]
[PlyCount "62"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. exd5 cxd5 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. 0-0 Nc6 9. Re1 Nh6 10. Ne5 Nxe5 11. dxe5 d4 12. Ne4 0-0 13. Bg5 Nf5 14. Bf4 Rac8 15. Rc1 Qd5 16. Qf3 Qxa2 17. g4 Nh6 18. Qh3 g5 19. Nxg5 Rc6 20. e6 f5 21. gxf5 Rxf5 22. Qg3 Qd5 23. Re2 Rc8 24. Ne4 Qxe6 25. Kh1 Rcf8 26. Bxh6 Qxh6 27. Qb3+ Kh8 28. Rg1 Be5 29. h3 Rf3 30. Rg8+ Rxg8 31. Qxf3 Qc1+ 0-1

[Event "EU-ch U16"]
[Site "Bratislava"]
[Date "2019.08.02"]
[Round "1"]
[White "Bettalli, Francesco"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "2194"]
[BlackElo "1833"]
[PlyCount "89"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Bb4 7. f3 d5 8. e5 Bxc3+ 9. bxc3 Nxe5 10. Ba3 a6 11. cxd5 Nxd5 12. Qa4+ Bd7 13. Qb3 Qg5 14. Bc1 Qd8 15. Qxb7 0-0 16. Qb3 Qa5 17. Bd2 Rab8 18. c4 Qc5 19. Nb5 axb5 20. cxd5 Qd4 21. Rd1 Qxd5 22. Bb4 Qc6 23. Bxf8 Rxf8 24. Be2 Qc5 25. f4 Bc6 26. fxe5 Bxg2 27. Rf1 Bxf1 28. Kxf1 Qxe5 29. h3 Qf4+ 30. Kg2 Qe4+ 31. Bf3 Qe5 32. Kh1 Qf5 33. Bc6 b4 34. Bg2 Qc5 35. Rb1 Rb8 36. a3 Qg5 37. axb4 Rc8 38. Rd1 h6 39. b5 Rc1 40. b6 Rc8 41. b7 Rb8 42. Qc4 Qh5 43. Qc8+ Kh7 44. Rd8 Rxc8 45. bxc8Q 1-0

[Event "Krakow op-B 29th"]
[Site "Krakow"]
[Date "2019.01.04"]
[Round "9"]
[White "Bartoszewicz, Marcin"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1853"]
[BlackElo "1716"]
[PlyCount "109"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. e5 Nc6 6. Nc3 Bg7 7. Nf3 Bg4 8. Be2 Nh6 9. 0-0 0-0 10. h3 Bxf3 11. Bxf3 e6 12. Be3 f6 13. exf6 Qxf6 14. Qb3 b6 15. Nxd5 exd5 16. Qxd5+ Nf7 17. Qxc6 Qxc6 18. Bxc6 Rad8 19. Rad1 Rd6 20. Bf3 Rfd8 21. Rfe1 Kf8 22. Kf1 Bxd4 23. Bxd4 Rxd4 24. Rxd4 Rxd4 25. Rd1 Rc4 26. Ke2 Rc7 27. Bd5 Ke7 28. a4 Nd6 29. g4 Ne8 30. b3 Nf6 31. Bc4 Ne4 32. Rd4 Nd6 33. f4 Nxc4 34. Rxc4 Rd7 35. Ke3 Kf6 36. Rc6+ Kf7 37. b4 Ke7 38. Ke4 Kf7 39. h4 Kg7 40. Ke5 Kf7 41. f5 Re7+ 42. Kf4 gxf5 43. gxf5 Rd7 44. Kg5 Kg7 45. a5 Rb7 46. h5 bxa5 47. bxa5 Kf7 48. a6 Rd7 49. h6 Re7 50. Rc8 Re1 51. Rc7+ Re7 52. Rxe7+ Kxe7 53. Kf4 Kf7 54. Ke5 Ke7 55. Kd5 1-0

[Event "Krakow op-B 29th"]
[Site "Krakow"]
[Date "2019.01.03"]
[Round "8"]
[White "Kalkowski, Igor"]
[Black "Zechner, Andrea"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1716"]
[BlackElo "1859"]
[PlyCount "39"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. N1e2 Nf6 7. Nf4 e6 8. h4 Be7 9. h5 Bf5 10. Nxf5 exf5 11. Bc4 Nd5 12. Bxd5 cxd5 13. Qf3 Nc6 14. c3 0-0 15. Nxd5 Qd7 16. 0-0 Rfe8 17. Bf4 Rac8 18. Rfe1 Nd8 19. h6 g6 20. Rxe7 1-0

[Event "Krakow op-B 29th"]
[Site "Krakow"]
[Date "2019.01.02"]
[Round "7"]
[White "Buchta, Agnieszka"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "1856"]
[BlackElo "1716"]
[PlyCount "86"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nb3 Nf6 7. Be2 0-0 8. 0-0 d6 9. Re1 Be6 10. Bg5 Rc8 11. Bf1 Ne5 12. Nd5 Bxd5 13. exd5 h6 14. Bxf6 Bxf6 15. c3 Qb6 16. h3 a5 17. Re4 Ra8 18. a4 Rfc8 19. Bb5 Rc7 20. Qe2 Rac8 21. Rd1 Kg7 22. Nd2 h5 23. Nf3 Nd7 24. Bxd7 Rxd7 25. Nd4 Rdc7 26. Nb5 Rc5 27. g3 Be5 28. Kg2 Qd8 29. f4 Bf6 30. g4 hxg4 31. hxg4 g5 32. f5 Qd7 33. Qd3 Rh8 34. Re3 Be5 35. Rh3 Rcc8 36. Rdh1 Rcd8 37. Qe4 Qc8 38. Qd3 Rxh3 39. Rxh3 Rh8 40. Rxh8 Qxh8 41. Qh3 Qc8 42. Qd3 Qh8 43. Qh3 Qc8 1/2-1/2

[Event "Krakow op-B 29th"]
[Site "Krakow"]
[Date "2018.12.31"]
[Round "6"]
[White "Kalkowski, Igor"]
[Black "Nasirov, Ruslan"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1716"]
[BlackElo "2062"]
[PlyCount "92"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 g6 2. Nc3 Bg7 3. f4 d6 4. Nf3 a6 5. Bc4 b5 6. Bb3 e6 7. d3 Ne7 8. 0-0 c5 9. Qe1 0-0 10. Qh4 Nbc6 11. Qg3 b4 12. Ne2 Na5 13. f5 Nxb3 14. axb3 Nc6 15. Bg5 f6 16. fxg6 hxg6 17. Qh4 Ne5 18. Bh6 Ra7 19. Nxe5 dxe5 20. Be3 Rc7 21. Qf2 Rc6 22. Bxc5 Re8 23. Rfc1 Qc7 24. Bxb4 Rxc2 25. Bc3 Rxc1+ 26. Rxc1 Qb7 27. b4 Rd8 28. Rd1 Kf7 29. Bxe5 Qxe4 30. Bd4 Qf5 31. Qg3 Qd5 32. Bc3 e5 33. d4 Bf5 34. Rf1 Qc4 35. dxe5 Qxe2 36. exf6 Rd1 37. Qc7+ Ke8 38. f7+ Kf8 39. Bxg7+ Kxg7 40. Qc3+ Kf8 41. Qh8+ Kxf7 42. Qh7+ Kf6 43. Qh8+ Kg5 44. h4+ Kg4 45. Rxd1 Qxd1+ 46. Kf2 Qd2+ 0-1

[Event "Krakow op-B 29th"]
[Site "Krakow"]
[Date "2018.12.29"]
[Round "4"]
[White "Kalkowski, Igor"]
[Black "Szalko, Maciej"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1716"]
[BlackElo "1889"]
[PlyCount "100"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 b6 4. Nf3 Bb7 5. d3 Nc6 6. g3 Be7 7. Bg2 h5 8. h3 Qc7 9. 0-0 a6 10. Ne2 f6 11. Nh4 Bd6 12. Ng6 Rh7 13. e5 fxe5 14. Be4 Nf6 15. fxe5 Nxe5 16. Bxb7 Qxb7 17. Nh4 0-0-0 18. Bg5 Re8 19. Nf4 Nf7 20. Bxf6 gxf6 21. Qe2 Rg8 22. Nxh5 Rg5 23. Nxf6 Rxg3+ 24. Ng2 Ng5 25. Nxh7 Nxh7 26. h4 Qd5 27. Qe4 Qh5 28. Qa8+ Kc7 29. Qa7+ Kd8 30. Qxb6+ Bc7 31. Qb7 Qxh4 32. Rf7 Ke8 33. Rxh7 Qxh7 34. Qxc7 Qg7 35. Qc8+ Ke7 36. Qxc5+ Ke8 37. Qc8+ Ke7 38. Qb7 Qd4+ 39. Kf1 Rg5 40. Re1 Rf5+ 41. Ke2 Rf2+ 42. Kd1 Qg4+ 43. Kc1 Rxg2 44. Qxa6 Qg5+ 45. Kb1 Rg1 46. Qa3+ Kf7 47. Qb4 Qe3 48. Qf4+ Qxf4 49. Rxg1 e5 50. b3 d5 0-1

[Event "Krakow op-B 29th"]
[Site "Krakow"]
[Date "2018.12.29"]
[Round "3"]
[White "Zianowicz, Dominik"]
[Black "Kalkowski, Igor"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1969"]
[BlackElo "1716"]
[PlyCount "55"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 e6 6. Nf3 Qa5 7. e3 Ne4 8. Qb3 Bd7 9. Bd3 Bb4 10. 0-0 Bxc3 11. bxc3 0-0 12. Qxb7 Qb6 13. Rab1 Qxb7 14. Rxb7 Bc6 15. Rb3 Nd7 16. Rc1 Nb6 17. Ne5 Ba4 18. Rb4 Rfc8 19. c4 f6 20. Nf3 g5 21. Bg3 g4 22. Bxe4 gxf3 23. Bxf3 Nxc4 24. Rbxc4 dxc4 25. Bxa8 Bb5 26. Be4 c3 27. f3 Ba4 28. Bc2 1-0

[Event "Krakow op-B 29th"]
[Site "Krakow"]
[Date "2018.12.28"]
[Round "2"]
[White "Kalkowski, Igor"]
[Black "Serra Azul Neto, Francisco"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1716"]
[BlackElo "1915"]
[PlyCount "69"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 d4 3. Nce2 g6 4. Ng3 Nd7 5. Nf3 Bg7 6. Bc4 Nb6 7. Bb3 Nf6 8. a4 a5 9. 0-0 0-0 10. d3 Bg4 11. h3 Bxf3 12. Qxf3 Nfd7 13. Qg4 Nc5 14. f4 Nxb3 15. cxb3 Nd7 16. Rf3 Nc5 17. Ra3 e6 18. f5 exf5 19. exf5 Re8 20. Bg5 Qd5 21. f6 Bh8 22. Nf5 Re1+ 23. Kf2 gxf5 24. Qg3 f4 25. Bxf4+ Kf8 26. Kxe1 Qe6+ 27. Kd1 Bxf6 28. Bh6+ Ke7 29. Rxf6 Qd7 30. Qe5+ Ne6 31. Bg5 Kf8 32. Rxe6 fxe6 33. Qh8+ Kf7 34. Qxh7+ Ke8 35. Qg8# 1-0

[Event "Krakow op-B 29th"]
[Site "Krakow"]
[Date "2018.12.27"]
[Round "1"]
[White "Wilk, Tomasz"]
[Black "Kalkowski, Igor"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1911"]
[BlackElo "1716"]
[PlyCount "83"]
[EventDate "2018.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. 0-0 Nxb5 7. Nxb5 d5 8. exd5 a6 9. Nc3 Nf6 10. d4 Nxd5 11. dxc5 Nxc3 12. Qxd8+ Kxd8 13. bxc3 Bxc3 14. Rb1 Kc7 15. Rb3 Bf6 16. Bd2 Be6 17. Ba5+ Kc6 18. Rb6+ Kxc5 19. Rxb7 Bd5 20. Rc7+ Kb5 21. Bc3 Kb6 22. Ba5+ Kxa5 23. Rc5+ Kb6 24. Rxd5 Rhd8 25. Rb1+ Kc6 26. Ra5 e6 27. Kf2 Rd5 28. Rxd5 exd5 29. Ke3 Re8+ 30. Kd3 Re4 31. g3 Ra4 32. Ne5+ Bxe5 33. fxe5 Kd7 34. Rb6 Ke7 35. Rd6 Ra5 36. g4 Ra3+ 37. Kd2 Rxa2 38. Rxd5 Ra1 39. Ke3 a5 40. c4 a4 41. Kd2 Ra2+ 42. Kc3 1/2-1/2

[Event "London Classic op 10th"]
[Site "London"]
[Date "2018.12.16"]
[Round "9"]
[White "Vachtfeidl, Petr"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "1861"]
[BlackElo "1716"]
[PlyCount "70"]
[EventDate "2018.12.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bh4 g5 7. Bg3 dxc4 8. e4 b5 9. h4 g4 10. Ne5 Bb4 11. a3 Ba5 12. Rc1 Nxe4 13. Qxg4 Qxd4 14. Nf3 Qd5 15. Be5 Rf8 16. Be2 Nxc3 17. bxc3 Nd7 18. Bg7 Rg8 19. Rd1 Bxc3+ 20. Bxc3 Qxd1+ 21. Bxd1 Rxg4 22. 0-0 Bb7 23. Re1 c5 24. g3 Rg8 25. Ne5 Bd5 26. Bh5 Nxe5 27. Rxe5 Ke7 28. Kh2 a5 29. f4 b4 30. Bb2 c3 31. Ba1 Rab8 32. f5 b3 33. f6+ Ke8 34. Bxc3 b2 35. Bxb2 Rxb2+ 0-1

[Event "London Classic op 10th"]
[Site "London"]
[Date "2018.12.15"]
[Round "8"]
[White "Kalkowski, Igor"]
[Black "Millward, Kevin P"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1716"]
[BlackElo "2012"]
[PlyCount "142"]
[EventDate "2018.12.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. g3 Nf6 5. Bg2 c6 6. d3 Bf5 7. Nf3 h6 8. 0-0 e6 9. Re1 Be7 10. h3 0-0 11. Bf4 Qd8 12. g4 Bh7 13. Qd2 Nd5 14. Nxd5 cxd5 15. Bxh6 gxh6 16. Qxh6 Bf6 17. h4 Bg7 18. Qe3 Nc6 19. h5 Qb6 20. Qf4 e5 21. Nxe5 Nxe5 22. Rxe5 Qd6 23. d4 f6 24. Bxd5+ Kh8 25. Rf5 Qxf4 26. Rxf4 Bxc2 27. Re1 Rae8 28. Be6 Bh6 29. Rf3 Bd2 30. Rfe3 Bxe1 31. Rxe1 Bd1 32. Kf1 Bxg4 33. Bxg4 Rxe1+ 34. Kxe1 Rd8 35. Bf3 Rxd4 36. Bxb7 Rb4 37. Bd5 Rxb2 38. Kf1 Rb5 39. Bb3 Rxh5 40. Ke2 Kg7 41. Ke3 Kf8 42. f4 Ke7 43. Ke4 Kd6 44. Kd4 Rb5 45. Ke4 a5 46. Kd3 Rb4 47. Ke3 Kc5 48. Bf7 Rb7 49. Bg8 Rg7 50. Bb3 Rb7 51. Bg8 Re7+ 52. Kd3 Re1 53. Bf7 Kb4 54. Bg8 a4 55. f5 Re5 56. Be6 Kc5 57. Kc3 Re3+ 58. Kc2 a3 59. Kd2 Kd4 60. Kc2 Kc5 61. Kd2 Rg3 62. Kc2 Kb4 63. Kd2 Rh3 64. Kc2 Kc5 65. Kd2 Kd6 66. Ke2 Ke5 67. Kd2 Rf3 68. Ke2 Rh3 69. Kf2 Rh5 70. Ke2 Rxf5 71. Bxf5 Kxf5 0-1

[Event "London Classic op 10th"]
[Site "London"]
[Date "2018.12.15"]
[Round "7"]
[White "Wei, Naomi"]
[Black "Kalkowski, Igor"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1812"]
[BlackElo "1716"]
[PlyCount "164"]
[EventDate "2018.12.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. b3 Bd6 7. Be2 0-0 8. 0-0 b6 9. Bb2 Bb7 10. Rc1 Rc8 11. Bd3 c5 12. Qe2 cxd4 13. exd4 Bf4 14. Rcd1 h5 15. Bc1 dxc4 16. bxc4 Qc7 17. Nb5 Qb8 18. h3 a6 19. Nc3 Bxc1 20. Rxc1 Qf4 21. Qe3 Qxe3 22. fxe3 Rfe8 23. Ng5 e5 24. d5 Nc5 25. Be2 Rcd8 26. e4 Re7 27. Rf2 Rd6 28. Rcf1 Bc8 29. Kh2 Re8 30. Rb1 Re7 31. Rff1 Rb7 32. Rb2 Re7 33. Rfb1 Rb7 34. Rb4 g6 35. Rf1 Kg7 36. Rfb1 Bd7 37. Rf1 Bc8 38. Kg3 Nh7 39. Nf3 f6 40. Kf2 Nf8 41. Ke3 Nfd7 42. Nh4 Nf8 43. g4 g5 44. Nf5+ Bxf5 45. Rxf5 h4 46. Rf1 Ng6 47. Rfb1 Nf8 48. Bd1 Nfd7 49. Ba4 Nb8 50. Be8 a5 51. Rb5 Nba6 52. Bc6 Rb8 53. a3 Nd7 54. Bxd7 Rxd7 55. Rxb6 Rxb6 56. Rxb6 Nc7 57. Rb7 Nxd5+ 58. exd5 Rxb7 59. Nb5 Kf8 60. a4 Ke7 61. c5 Kd8 62. d6 Kd7 63. Kd3 Kc6 64. Kc4 Rf7 65. Nc3 Rb7 66. Nd5 Rb1 67. Ne7+ Kd7 68. Kd5 Rd1+ 69. Kc4 Rh1 70. Kd5 Rd1+ 71. Kc4 Rd4+ 72. Kb5 Rb4+ 73. Kxa5 Rb1 74. Ka6 e4 75. Nd5 Kc6 76. Nxf6 e3 77. d7 Rd1 78. Ne4 e2 79. Nd6 Rxd6 80. cxd6 Kxd7 81. Kb7 e1Q 82. a5 Qxa5 0-1

[Event "London Classic op 10th"]
[Site "London"]
[Date "2018.12.14"]
[Round "6"]
[White "Kalkowski, Igor"]
[Black "Kromhout, Ewan"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1716"]
[BlackElo "2019"]
[PlyCount "172"]
[EventDate "2018.12.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 d6 5. Qe2 Qc7 6. c3 Bd7 7. 0-0 Rc8 8. Na3 a6 9. d4 Nd8 10. Bf4 c4 11. h4 h5 12. Rad1 Nh6 13. Bh3 b5 14. d5 e5 15. Bxd7+ Qxd7 16. Bxe5 dxe5 17. Nxe5 Qc7 18. Qxh5 Bd6 19. f4 0-0 20. Kg2 Nb7 21. Nc6 Rce8 22. e5 Bxa3 23. bxa3 Nc5 24. Qf3 Nd3 25. d6 Qd7 26. Ne7+ Rxe7 27. dxe7 Qxe7 28. Rxd3 cxd3 29. Qxd3 Rd8 30. Qc2 Ng4 31. Rf3 Qb7 32. Qe2 Qd5 33. Kh3 Nh6 34. f5 Re8 35. e6 Nxf5 36. exf7+ Qxf7 37. Qf2 Qe6 38. g4 Nd6 39. h5 Nc4 40. Qd4 Nd6 41. Rd3 Nf7 42. Qf4 Qe7 43. Kg3 Qe1+ 44. Qf2 Qe4 45. Qd4 Qe1+ 46. Qf2 Qe5+ 47. Qf4 Qc5 48. Qd4 Qc6 49. Qf4 Re4 50. Qf5 Re5 51. Rd8+ Nxd8 52. Qxe5 Nf7 53. Qe3 Qd6+ 54. Kh3 Qd5 55. Kh4 Ne5 56. Kg3 Qd6 57. Kh4 Qe7+ 58. Kg3 Qe6 59. Kf4 Qf6+ 60. Kg3 Nf7 61. Qe8+ Kh7 62. Qe4+ Kh6 63. Qe3+ Ng5 64. Kh4 Qd8 65. Qf4 Qd5 66. Qe3 Qh1+ 67. Kg3 Qh3+ 68. Kf4 Qxe3+ 69. Kxe3 Ne6 70. Ke4 Kg5 71. Kd5 Kxg4 72. Kxe6 Kxh5 73. Kf5 g5 74. Ke4 Kh4 75. Kf3 Kh3 76. Kf2 g4 77. Kg1 Kg3 78. a4 Kf3 79. axb5 axb5 80. Kf1 Ke3 81. Kg2 Kd3 82. Kg3 Kxc3 83. Kxg4 Kb2 84. a3 Kxa3 85. Kf3 b4 86. Ke2 Ka2 0-1

