[Event "POL-ch qual U11"]
[Site "Jastrzebia Gora"]
[Date "2013.09.25"]
[Round "4.6"]
[White "Godzwon, Iwo"]
[Black "Wirkus, Oliwer"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1260"]
[BlackElo "1268"]
[PlyCount "17"]
[EventDate "2013.09.25"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Bb4 5. e3 Ne4 6. Qb3 Nc6 7. h3 0-0 8. f3 Nd6 9. c5 1-0

[Event "POL-ch qual U11"]
[Site "Jastrzebia Gora"]
[Date "2013.09.25"]
[Round "8.10"]
[White "Lesniak, Kacper"]
[Black "Wirkus, Oliwer"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1268"]
[PlyCount "54"]
[EventDate "2013.09.25"]
[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. Bc4 Bc5 3. Nf3 Nc6 4. Nc3 Nf6 5. 0-0 d6 6. h3 Be6 7. d3 Bxc4 8. dxc4 Bb4 9. Bd2 Bxc3 10. Bxc3 Nxe4 11. Qd3 Nxc3 12. Qxc3 0-0 13. b4 b6 14. b5 Na5 15. Rad1 Qf6 16. Rfe1 Qf4 17. Re2 Qxc4 18. Qd2 Qxb5 19. Re3 Nc4 20. Rb3 Qxb3 21. axb3 Nxd2 22. Rxd2 f5 23. Ng5 h6 24. Ne6 Rf7 25. Rd3 Re8 26. Nxc7 Rxc7 27. c4 Rd8 0-1

[Event "POL-ch qual U11"]
[Site "Jastrzebia Gora"]
[Date "2013.09.25"]
[Round "2.2"]
[White "Paliwoda, Borys"]
[Black "Wirkus, Oliwer"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1469"]
[BlackElo "1268"]
[PlyCount "32"]
[EventDate "2013.09.25"]
[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. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 Be6 7. Bxe6 fxe6 8. Qb3 Qc8 9. 0-0 0-0 10. Be3 Bb6 11. Nbd2 Ng4 12. Bxb6 axb6 13. d4 exd4 14. Nxd4 Kh8 15. h4 e5 16. Nf5 g6 1-0

[Event "POL-ch qual U11"]
[Site "Jastrzebia Gora"]
[Date "2013.09.25"]
[Round "6.9"]
[White "Pawletko, Szymon"]
[Black "Wirkus, Oliwer"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1268"]
[PlyCount "100"]
[EventDate "2013.09.25"]
[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. d4 exd4 4. Bc4 d6 5. Nxd4 Ne5 6. Nd2 Be7 7. 0-0 Nxc4 8. Nxc4 Nf6 9. f3 d5 10. Nd2 Bc5 11. c3 0-0 12. Re1 Re8 13. Kh1 dxe4 14. Nxe4 Nxe4 15. Rxe4 Rxe4 16. fxe4 Qh4 17. Nf3 Qe7 18. Qe2 h6 19. Be3 Qxe4 20. Nd4 Bg4 21. Qd2 Rd8 22. Re1 Qg6 23. Qf2 Rd6 24. Nb5 Rf6 25. Qd2 Bxe3 26. Qxe3 Re6 27. Qd2 Rxe1+ 28. Qxe1 Kh7 29. Nxc7 Qb6 30. h3 Bxh3 31. gxh3 Qxc7 32. Qe4+ g6 33. Qe3 Qc6+ 34. Kg1 Qb6 35. Qxb6 axb6 36. Kf2 Kg7 37. Ke3 Kf6 38. Kf4 Ke6 39. c4 f5 40. a4 g5+ 41. Ke3 Ke5 42. b4 f4+ 43. Kf3 Kd4 44. a5 bxa5 45. bxa5 Kxc4 46. Kf2 Kb5 47. a6 bxa6 48. Kf3 a5 49. Ke2 a4 50. Kd2 a3 0-1

[Event "POL-ch qual U11"]
[Site "Jastrzebia Gora"]
[Date "2013.09.25"]
[Round "7.6"]
[White "Wirkus, Oliwer"]
[Black "Banicki, Aleksander"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1268"]
[BlackElo "1431"]
[PlyCount "56"]
[EventDate "2013.09.25"]
[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 Nf6 3. Bc4 Nxe4 4. Qe2 d5 5. d3 Nf6 6. Nxe5 Be7 7. Bb3 Qd6 8. Bg5 h6 9. Bxf6 Qxf6 10. Bxd5 0-0 11. c3 Bd6 12. Nxf7 Kh7 13. Qe4+ g6 14. 0-0 Rxf7 15. Bxb7 Bxb7 16. Qxb7 Nd7 17. Qxa8 Qe5 18. g3 Qe2 19. Qd5 Kg7 20. Qb5 Bc5 21. Na3 Rxf2 22. Qxd7+ Rf7+ 23. d4 Rxd7 24. dxc5 Rd2 25. Rf7+ Kxf7 26. Rf1+ Kg7 27. Rf7+ Kxf7 28. Nc4 Qg2# 0-1

[Event "POL-ch qual U11"]
[Site "Jastrzebia Gora"]
[Date "2013.09.25"]
[Round "1.8"]
[White "Wirkus, Oliwer"]
[Black "Kortas, Michal"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1268"]
[PlyCount "101"]
[EventDate "2013.09.25"]
[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. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ng4 7. cxd4 Bb4+ 8. Bd2 d6 9. Bxb4 Nxb4 10. Qb3 d5 11. Qxb4 dxc4 12. Qxc4 Be6 13. Qb5+ Bd7 14. Qxb7 Qb8 15. Qxb8+ Rxb8 16. b3 0-0 17. h3 Nh6 18. 0-0 Rb4 19. Nbd2 Bc6 20. a3 Rb6 21. b4 Bxf3 22. Nxf3 Rd8 23. g4 f6 24. Rac1 Rd7 25. Rfe1 Re7 26. Rc5 Nf7 27. Rec1 Rb7 28. exf6 gxf6 29. h4 h6 30. g5 fxg5 31. hxg5 hxg5 32. Nxg5 Nd6 33. Nf3 Ne4 34. Re5 Rg7+ 35. Kf1 Nd6 36. Rg5 Rxg5 37. Nxg5 Nf7 38. Nxf7 Kxf7 39. Ke2 Ke7 40. Ke3 Kf7 41. Ke4 Kf6 42. d5 Ke7 43. Ke5 Kf7 44. f4 Kf8 45. Ke6 Ke8 46. f5 Kf8 47. f6 Ke8 48. f7+ Kf8 49. Kf6 a5 50. bxa5 c6 51. dxc6 1-0

[Event "POL-ch qual U11"]
[Site "Jastrzebia Gora"]
[Date "2013.09.25"]
[Round "5.7"]
[White "Wirkus, Oliwer"]
[Black "Mackowiak, Filip"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1268"]
[PlyCount "60"]
[EventDate "2013.09.25"]
[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. Nf3 d5 3. Nc3 Nf6 4. e5 Nfd7 5. d4 Bb4 6. Bd2 0-0 7. a3 Bxc3 8. Bxc3 c5 9. b3 Qb6 10. dxc5 Nxc5 11. Bd4 Qc7 12. b4 Ncd7 13. c3 Nc6 14. Qe2 Nxd4 15. cxd4 Qc3+ 16. Qd2 Qxa1+ 17. Qd1 Qxa3 18. Qb1 Nb6 19. Ng5 g6 20. h4 Bd7 21. h5 Rac8 22. Ke2 Bb5+ 23. Kd2 Qc3+ 24. Kd1 Ba4+ 25. Ke2 Bb5+ 26. Kd1 Qxd4+ 27. Bd3 Bxd3 28. Qb3 Bc4+ 29. Ke1 Bxb3 30. hxg6 Qd1# 0-1

[Event "POL-ch qual U11"]
[Site "Jastrzebia Gora"]
[Date "2013.09.25"]
[Round "3.5"]
[White "Wirkus, Oliwer"]
[Black "Moszczynski, Michal"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1268"]
[PlyCount "132"]
[EventDate "2013.09.25"]
[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. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. Bxc6+ bxc6 9. cxd4 Bb6 10. Nbd2 Bg4 11. Qc2 Qd7 12. Nxe4 dxe4 13. Qxe4 Bxf3 14. Qxf3 Bxd4 15. 0-0 Bb6 16. Qg3 Rg8 17. Bg5 Qe6 18. Qd3 h6 19. Bd2 Qd5 20. Qh7 0-0-0 21. Bc3 Qd3 22. Qxd3 Rxd3 23. Rad1 Rgd8 24. Rde1 Bd4 25. Bxd4 R3xd4 26. e6 fxe6 27. Rxe6 R4d6 28. Re3 Rd2 29. Rb3 Re2 30. Ra3 Kb7 31. Rb3+ Ka8 32. h3 Rdd2 33. Rb1 Rxf2 34. g4 Rg2+ 35. Kf1 Rdf2+ 36. Ke1 Rg1+ 37. Kxf2 Rxb1 38. Ke3 a6 39. Kd2 a5 40. a4 Ra1 41. Rc3 Rxa4 42. Rxc6 Kb7 43. Rg6 Ra2 44. Kc2 Ra1 45. h4 Rh1 46. h5 Rh2+ 47. Kb3 Rg2 48. Rxg7 Rg3+ 49. Ka4 Rg2 50. Ka3 Rg3+ 51. Ka2 Rg2 52. Rg6 Rg3 53. Rxh6 Rxg4 54. Rh8 Rh4 55. h6 Rh2 56. Ka3 Rh4 57. b3 Rh3 58. Ka4 Rh5 59. b4 axb4 60. Kxb4 Rh4+ 61. Kc5 Rh5+ 62. Kd4 c6 63. Kc4 Rh1 64. Kc5 Rc1+ 65. Kd6 Rd1+ 66. Kc5 Rc1+ 1/2-1/2

[Event "POL-ch qual U11"]
[Site "Jastrzebia Gora"]
[Date "2013.09.25"]
[Round "9.8"]
[White "Wirkus, Oliwer"]
[Black "Wozniak, Krystian"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1268"]
[PlyCount "63"]
[EventDate "2013.09.25"]
[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. Bc4 Nf6 4. Nc3 Bc5 5. d3 d6 6. Bg5 Bg4 7. h3 Bh5 8. g4 Bg6 9. Nd5 h6 10. Bh4 Qd7 11. Bxf6 gxf6 12. Nxf6+ Ke7 13. Nxd7 Kxd7 14. c3 a6 15. b4 Ba7 16. a4 b5 17. axb5 axb5 18. Bxb5 Rhb8 19. c4 Bb6 20. Rxa8 Rxa8 21. Bxc6+ Kxc6 22. b5+ Kd7 23. 0-0 h5 24. g5 c6 25. Qb3 c5 26. Qb2 Ra4 27. Ra1 Rb4 28. Qc2 Kc7 29. Ra4 Rxa4 30. Qxa4 Kb7 31. Qa6+ Kc7 32. Nd2 1-0

[Event "POL-chT3 Pomorskie"]
[Site "Poland"]
[Date "2013.06.09"]
[Round "9.20"]
[White "Wirkus, Oliwer"]
[Black "Zienowicz, Zofia"]
[Result "1-0"]
[ECO "C54"]
[PlyCount "99"]
[EventDate "2013.01.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Kolbudy UKS Zawisza"]
[BlackTeam "Gdansk Gedania II"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 0-0 9. e5 Ng4 10. h3 Nh6 11. 0-0 Nf5 12. Ne4 d6 13. Bd5 Be6 14. Bxc6 bxc6 15. Qa4 Bd5 16. Ned2 Qe7 17. Rfe1 f6 18. Re2 Rfe8 19. Rae1 Qf7 20. a3 fxe5 21. dxe5 Re6 22. Ng5 Qg6 23. f4 Ree8 24. Ngf3 Qg3 25. Ne4 Qxf4 26. Nf6+ Kf7 27. Qxf4 gxf6 28. Qxf5 Re6 29. Qxh7+ Ke8 30. Qh8+ Kd7 31. Qxa8 dxe5 32. Nxe5+ fxe5 33. Rxe5 Kd6 34. Qf8+ Kd7 35. Qf7+ Kd6 36. Rxe6+ Bxe6 37. Qxe6+ Kc5 38. Qe5+ Kb6 39. Rd1 a6 40. Rd7 a5 41. Qxc7+ Kc5 42. b4+ axb4 43. axb4+ Kb5 44. Rd6 Kc4 45. Qxc6+ Kb3 46. Rd3+ Kxb4 47. Rd1 Kb3 48. Rb1+ Ka2 49. Rb7 Ka3 50. Qa6# 1-0

[Event "POL-ch U10"]
[Site "Szczyrk"]
[Date "2013.03.11"]
[Round "9.15"]
[White "Wirkus, Oliwer"]
[Black "Grala, Dorian"]
[Result "1/2-1/2"]
[ECO "B08"]
[PlyCount "92"]
[EventDate "2013.03.04"]
[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 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. h3 0-0 6. Be3 e6 7. Qd2 Nc6 8. Bh6 Ne7 9. Bxg7 Kxg7 10. Be2 c5 11. dxc5 dxc5 12. Qxd8 Rxd8 13. 0-0 b6 14. Rfd1 Bb7 15. Bd3 Nc6 16. Re1 Nb4 17. Rad1 Nxd3 18. cxd3 Nh5 19. d4 cxd4 20. Rxd4 Rxd4 21. Nxd4 Rd8 22. Nb3 Ba6 23. Rd1 Rxd1+ 24. Nxd1 Nf4 25. Kh2 Be2 26. Ne3 Nd3 27. Nd4 Nc1 28. Nxe2 Nxe2 29. a3 Nf4 30. b4 Nd3 31. Kg3 h5 32. Kf3 f5 33. exf5 exf5 34. Ke2 Ne5 35. f4 Nc6 36. Kd3 b5 37. h4 Kf7 38. Kc3 Ke6 39. Kd3 Kd6 40. Kc3 a6 41. Kd3 Ke6 42. Kc3 Kd6 43. Kd3 Ke6 44. Kc3 Kd6 45. Kd3 Ke6 46. Kc3 Kd6 1/2-1/2

[Event "POL-ch U10"]
[Site "Szczyrk"]
[Date "2013.03.10"]
[Round "8.15"]
[White "Strzelecki, Maciej"]
[Black "Wirkus, Oliwer"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "1407"]
[PlyCount "81"]
[EventDate "2013.03.04"]
[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 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. Bxc6 dxc6 7. Nxe5 Be7 8. d3 0-0 9. Nc3 Bf5 10. Bf4 Bg5 11. Qd2 Bxf4 12. Qxf4 Bg6 13. Rad1 Qc8 14. Re3 Qf5 15. Nxg6 fxg6 16. Qxf5 Nxf5 17. Re4 Rae8 18. Rde1 Nd6 19. R4e3 Rxe3 20. Rxe3 Re8 21. Rxe8+ Nxe8 22. Ne4 b6 23. f3 h6 24. Kf2 Kf7 25. Ke3 Ke6 26. c4 Nd6 27. Nxd6 cxd6 28. a4 c5 29. Ke4 g5 30. g4 g6 31. h3 h5 32. d4 h4 33. dxc5 dxc5 34. f4 a6 35. Ke3 Kd6 36. Kf3 Ke7 37. Ke4 Ke6 38. Ke3 Kd6 39. Kf3 Ke7 40. Ke4 Ke6 41. Ke3 1/2-1/2

[Event "POL-ch U10"]
[Site "Szczyrk"]
[Date "2013.03.09"]
[Round "7.19"]
[White "Wirkus, Oliwer"]
[Black "Tarkowski, Kacper"]
[Result "1-0"]
[ECO "B45"]
[BlackElo "1401"]
[PlyCount "96"]
[EventDate "2013.03.04"]
[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 e6 6. Nxc6 dxc6 7. Qxd8+ Kxd8 8. Bg5 Be7 9. 0-0-0+ Nd7 10. Bxe7+ Kxe7 11. g3 Re8 12. Bg2 Kf8 13. f4 Nb6 14. e5 Bd7 15. Rd3 Rad8 16. Rhd1 Ke7 17. Ne4 Bc8 18. Rxd8 Rxd8 19. Rxd8 Kxd8 20. Ng5 f6 21. exf6 gxf6 22. Nxh7 Ke7 23. g4 e5 24. fxe5 fxe5 25. h3 Nd5 26. Ng5 Kf6 27. Ne4+ Ke7 28. Kd2 Nf4 29. Bf1 b6 30. c4 c5 31. Ke3 Bd7 32. b3 Bc8 33. Nf2 Kf6 34. Nd3 Ng6 35. Bg2 Nh4 36. Bd5 Bd7 37. Kf2 Bc8 38. Kg3 Ng6 39. h4 Ne7 40. Be4 Be6 41. g5+ Kg7 42. Nxe5 Kg8 43. h5 Kg7 44. Ng6 Ng8 45. Nf4 Bd7 46. Kh4 Bc8 47. h6+ Nxh6 48. gxh6+ Kxh6 1-0

[Event "POL-ch U10"]
[Site "Szczyrk"]
[Date "2013.03.08"]
[Round "6.24"]
[White "Winkler, Michal"]
[Black "Wirkus, Oliwer"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1311"]
[PlyCount "80"]
[EventDate "2013.03.04"]
[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. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Ne5 8. Be2 d6 9. 0-0 Qg6 10. Nd2 Bh3 11. Bf3 0-0 12. Kh1 Nxf3 13. Qxf3 Bg4 14. Qg3 f5 15. exf5 Nxf5 16. Nxf5 Rxf5 17. Bxc5 Rxc5 18. Nf3 Re8 19. Rfe1 Rf8 20. Nd4 Rf6 21. f3 Bh5 22. Qxg6 Bxg6 23. Re2 h6 24. Rae1 Bf7 25. a3 a6 26. Re7 b5 27. Rd7 a5 28. Ree7 c6 29. Rd8+ Kh7 30. Rc8 Bd5 31. Rcc7 Rg6 32. Nf5 Bxf3 33. Nh4 Bxg2+ 34. Nxg2 Rcg5 35. Re2 d5 36. Rce7 Rg4 37. R7e6 a4 38. Rxg6 Rxg6 39. Nf4 Rf6 40. Ne6 Kg8 1-0

[Event "POL-ch U10"]
[Site "Szczyrk"]
[Date "2013.03.07"]
[Round "5.26"]
[White "Wirkus, Oliwer"]
[Black "Bialik, Nikodem"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "115"]
[EventDate "2013.03.04"]
[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. exd5 exd5 4. Bd3 Bd6 5. Ne2 Nc6 6. Nbc3 Be6 7. Be3 Qf6 8. Qd2 h6 9. a3 a6 10. h3 Nge7 11. Bf4 Bxf4 12. Qxf4 Qxf4 13. Nxf4 Nxd4 14. 0-0-0 c6 15. Bxa6 Nxc2 16. Bxb7 Ra5 17. Kxc2 Ra7 18. Bxc6+ Nxc6 19. Nfxd5 0-0 20. Nf4 Bf5+ 21. Kc1 Na5 22. Rd5 Nb3+ 23. Kd1 Bh7 24. Ke2 Rb7 25. Kf3 Rc8 26. Rhd1 Kh8 27. Rd8+ Rxd8 28. Rxd8+ Bg8 29. Nd3 Nd2+ 30. Ke2 Nc4 31. Na4 f6 32. Re8 Kh7 33. Kf1 Bf7 34. Re1 Bg6 35. Ndc5 Rb8 36. Ne6 Bd3+ 37. Kg1 Nxb2 38. Nxb2 Rxb2 39. Ra1 Rb6 40. Nc5 Bf5 41. g4 Bc8 42. Ne4 Rb3 43. Kh2 f5 44. gxf5 Bxf5 45. Ng3 Bd7 46. a4 Rb8 47. a5 Ra8 48. Ne4 Bc6 49. Nc5 Kg6 50. a6 Ra7 51. Kg3 Kf5 52. Nb3 Ke5 53. Kh4 g6 54. Kg4 Bb5 55. Nc5 Kd5 56. Nb3 Rxa6 57. Rxa6 Bxa6 58. h4 1/2-1/2

[Event "POL-ch U10"]
[Site "Szczyrk"]
[Date "2013.03.06"]
[Round "3.28"]
[White "Zacharzewski, Michal"]
[Black "Wirkus, Oliwer"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "105"]
[EventDate "2013.03.04"]
[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. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. Bg5 h6 7. Bh4 Bb4 8. a3 Bxc3+ 9. bxc3 Bg4 10. h3 Be6 11. Bb3 Qe7 12. d4 0-0-0 13. d5 g5 14. Bg3 Nxe4 15. dxc6 Nxc3 16. cxb7+ Kxb7 17. Qd3 Bxb3 18. cxb3 e4 19. Qxc3 exf3+ 20. Kf1 fxg2+ 21. Kxg2 Qe4+ 22. Kh2 h5 23. Rhe1 Qc6 24. Qf6 h4 25. Bxd6 Qxd6+ 26. Qxd6 Rxd6 27. Rac1 Rd7 28. Re5 f6 29. Rf5 Rf8 30. Rc4 Rd6 31. a4 Rb6 32. b4 Re6 33. Rb5+ Rb6 34. Rbc5 Rf7 35. a5 Re6 36. Rb5+ Kc8 37. Rbc5 Re5 38. Rc6 Kb7 39. a6+ Kb8 40. Rd4 Rf8 41. Rxf6 Rg8 42. Rf7 Re6 43. b5 Rd6 44. Rc4 Rc8 45. Rc5 Rg6 46. Kg2 c6 47. bxc6 Rgxc6 48. Rxg5 Rxa6 49. Rgg7 Rc3 50. Rb7+ Ka8 51. Rb4 Raa3 52. Rg8+ Rc8 53. Rxc8# 1-0

[Event "POL-ch U10"]
[Site "Szczyrk"]
[Date "2013.03.05"]
[Round "2.25"]
[White "Wirkus, Oliwer"]
[Black "Sadowski, Michal"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "92"]
[EventDate "2013.03.04"]
[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 e6 3. Nf3 a6 4. a4 Nc6 5. g3 d5 6. exd5 exd5 7. d4 c4 8. Qe2+ Be6 9. Bf4 Bb4 10. Qe3 Nf6 11. Bg5 0-0 12. Bg2 Bxc3+ 13. Qxc3 Ne4 14. Qe3 Nxg5 15. Nxg5 Nxd4 16. Qxd4 Qxg5 17. 0-0 Qf5 18. c3 Qh5 19. Rac1 Qe2 20. Bxd5 Qd3 21. Bxb7 Qxd4 22. cxd4 Ra7 23. Bg2 Rb8 24. d5 Bf5 25. Rxc4 Bd3 26. Rd4 Bxf1 27. Kxf1 Rxb2 28. d6 Rb8 29. d7 Rd8 30. Bh3 g6 31. Rc4 Kg7 32. Rc8 Raxd7 33. Bxd7 Rxd7 34. Ra8 Rd6 35. Kg2 h5 36. h4 f5 37. f4 Kf6 38. Rf8+ Ke6 39. Rg8 Kd5 40. Rb8 Kc5 41. Rb1 Rb6 42. Rc1+ Kb4 43. Rb1+ Ka5 44. Rxb6 Kxb6 45. Kf3 Ka5 46. Ke3 Kxa4 0-1

[Event "POL-ch U10"]
[Site "Szczyrk"]
[Date "2013.03.04"]
[Round "1.19"]
[White "Lipiak, Mateusz"]
[Black "Wirkus, Oliwer"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1367"]
[PlyCount "58"]
[EventDate "2013.03.04"]
[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. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 0-0 7. Nbd2 Be6 8. Bb3 Qd7 9. Re1 Ng4 10. Rf1 d5 11. exd5 Bxd5 12. Bxd5 Qxd5 13. Ne4 Bb6 14. h3 Nh6 15. Bxh6 gxh6 16. Nf6+ Kh8 17. Nxd5 Rad8 18. Nxb6 axb6 19. Qe2 f6 20. Qe3 Kg7 21. Nh4 Ne7 22. f4 Nd5 23. Qg3+ Kh8 24. fxe5 Rg8 25. Qf3 fxe5 26. Rae1 Rg5 27. a3 Nf4 28. d4 c6 29. Rxe5 Rxe5 1-0

