[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2020.08.09"]
[Round "3"]
[White "Hasterok, Mateusz"]
[Black "Wiatrek, Piotr"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2088"]
[BlackElo "1409"]
[PlyCount "53"]
[EventDate "2020.08.09"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. g3 0-0 6. Bg2 Nc6 7. 0-0 Bd7 8. d5 Na5 9. Nd2 b6 10. Qc2 Rb8 11. e4 e5 12. b4 Nb7 13. Nb3 a6 14. h3 Qc8 15. Kh2 Nh5 16. Be3 f5 17. exf5 Bxf5 18. Qd2 Bd7 19. c5 bxc5 20. bxc5 Bb5 21. Nxb5 axb5 22. h4 Qf5 23. Qe2 e4 24. Rad1 dxc5 25. Nxc5 Nd6 26. Bh3 Qf7 27. Be6 1-0

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2020.08.09"]
[Round "4"]
[White "Wiatrek, Piotr"]
[Black "Gasik, Piotr"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1409"]
[BlackElo "2041"]
[PlyCount "76"]
[EventDate "2020.08.09"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. b3 f5 2. Bb2 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 d6 7. d3 e5 8. Nbd2 Nc6 9. a3 h6 10. c4 Qe8 11. b4 g5 12. b5 Nd8 13. a4 g4 14. Nh4 Nh7 15. e4 Bxh4 16. gxh4 f4 17. f3 h5 18. d4 Qe7 19. Qe1 exd4 20. Bxd4 Ne6 21. Bf2 Qf6 22. c5 Nxc5 23. e5 Qf7 24. Bxc5 dxc5 25. Qe4 g3 26. hxg3 fxg3 27. Rae1 Re8 28. f4 Nf6 29. Qf3 Ng4 30. Qxg3 Bf5 31. Bxb7 Rad8 32. Bc6 Rxd2 33. Bxe8 Qxe8 34. Qc3 Rd3 35. Qxc5 Rg3+ 36. Kh1 Qd8 37. Qc4+ Kh8 38. Qc5 Qxh4# 0-1

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2020.08.09"]
[Round "1"]
[White "Wisniewski, Michal"]
[Black "Wiatrek, Piotr"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2155"]
[BlackElo "1409"]
[PlyCount "97"]
[EventDate "2020.08.09"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. d3 Nc6 7. Nc3 Bd7 8. Rb1 a6 9. b4 e5 10. Bg5 Qc8 11. Re1 h6 12. Bxf6 Bxf6 13. Nd5 Bg7 14. b5 axb5 15. cxb5 Be6 16. bxc6 Bxd5 17. Nxe5 Bxe5 18. cxb7 Bxb7 19. Bxb7 Qe6 20. Bxa8 Rxa8 21. d4 Bg7 22. e3 Rxa2 23. Re2 Rxe2 24. Qxe2 Bxd4 25. Rb8+ Kg7 26. Qc2 Bb6 27. Qb2+ Qe5 28. Qa2 Bxe3 29. fxe3 Qxe3+ 30. Qf2 Qxf2+ 31. Kxf2 Kf6 32. Ke3 Ke5 33. Re8+ Kf6 34. Ke4 c6 35. Rc8 c5 36. Kd5 Ke7 37. Rc7+ Kf6 38. Kxd6 c4 39. Rxc4 Kg5 40. Ke5 f5 41. Ke6 h5 42. Kf7 Kh6 43. Kf6 Kh7 44. Rc8 h4 45. gxh4 f4 46. Kg5 f3 47. Rc7+ Kg8 48. Kxg6 Kf8 49. Rf7+ 1-0

