[Event "Flims op 10th"]
[Site "Flims"]
[Date "2021.12.19"]
[Round "4"]
[White "Manser, Silvan"]
[Black "Weissenhofer, Jonas"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "1724"]
[PlyCount "58"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d3 4. Bxd3 d6 5. c4 Nc6 6. Nf3 Nf6 7. Nc3 g6 8. h3 Bg7 9. 0-0 0-0 10. Be3 b6 11. Qc2 Bb7 12. Nd5 Nxd5 13. cxd5 Nb4 14. Qd2 Nxd3 15. Qxd3 Bxb2 16. Rab1 Bg7 17. a4 Qd7 18. Qb3 Rfc8 19. a5 b5 20. Qxb5 Qxb5 21. Rxb5 Ba6 22. Rfb1 Bxb5 23. Rxb5 Rab8 24. Rxb8 Rxb8 25. Nd4 Rb1+ 26. Kh2 Be5+ 27. g3 Bxd4 28. Bxd4 a6 29. g4 Rb4 0-1

[Event "Flims op 10th"]
[Site "Flims"]
[Date "2021.12.19"]
[Round "5"]
[White "Weissenhofer, Jonas"]
[Black "Spagnoli, Benjamin"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1724"]
[BlackElo "1825"]
[PlyCount "121"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nc3 g6 6. Be3 Bg7 7. Nf3 0-0 8. Be2 Nc6 9. h3 e5 10. Nxe5 Nxe5 11. dxe5 Bxe5 12. c5 Nd7 13. Qb3 c6 14. Rd1 Qe7 15. Ne4 b6 16. Bg5 Bf6 17. Nxf6+ Nxf6 18. Qc3 Re8 19. Qf3 Kg7 20. Rd6 Be6 21. 0-0 h6 22. Bh4 g5 23. Bg3 Kg8 24. Re1 Rad8 25. b4 a5 26. Bc4 Nd5 27. Bxd5 cxd5 28. Be5 f5 29. Qh5 Kh7 30. Bd4 Rxd6 31. cxd6 Qd7 32. Be5 axb4 33. Rc1 Rc8 34. Qd1 Kg6 35. Rc7 Rxc7 36. dxc7 Qc6 37. Qd2 Qc4 38. Qd4 Qxd4 39. Bxd4 b5 40. Bc5 f4 41. Bxb4 Kf5 42. f3 h5 43. Kf2 g4 44. hxg4+ hxg4 45. fxg4+ Kxg4 46. Bd6 Bd7 47. a3 Be6 48. Ke2 Kg3 49. Kd3 Kxg2 50. Bxf4 Kf3 51. Bd6 Kg4 52. Kd4 Kf5 53. Kc5 Ke4 54. Kxb5 d4 55. Kc6 Bc8 56. a4 d3 57. Bb4 Kd4 58. a5 Kc4 59. Bd2 Ba6 60. Kb6 Bc8 61. a6 1-0

[Event "Flims op 10th"]
[Site "Flims"]
[Date "2021.12.18"]
[Round "2"]
[White "Neuberger, Guido"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2181"]
[BlackElo "1724"]
[PlyCount "51"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Be3 Bg7 5. Qd2 Ng4 6. Bg5 h6 7. Bh4 Nd7 8. Be2 Ngf6 9. f4 c5 10. e5 cxd4 11. Qxd4 dxe5 12. fxe5 Nh7 13. Nf3 Ng5 14. Bxg5 hxg5 15. 0-0-0 a6 16. Bc4 e6 17. Ne4 0-0 18. Nexg5 Qe7 19. Qh4 Rd8 20. Qh7+ Kf8 21. h4 b5 22. Bb3 Nc5 23. Rxd8+ Qxd8 24. Nxf7 Nxb3+ 25. axb3 Ra7 26. Nxd8 1-0

[Event "Flims op 10th"]
[Site "Flims"]
[Date "2021.12.18"]
[Round "3"]
[White "Weissenhofer, Jonas"]
[Black "Bugmann, Sandro"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1724"]
[BlackElo "1134"]
[PlyCount "51"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 c5 4. exd5 exd5 5. c3 Nf6 6. Bf4 Nc6 7. Ne2 Be7 8. 0-0 0-0 9. h3 c4 10. Bc2 Re8 11. Nd2 Bd6 12. Bxd6 Qxd6 13. Ng3 Bd7 14. Nf3 Ne4 15. Nxe4 dxe4 16. Nd2 e3 17. fxe3 Bxh3 18. Qh5 Be6 19. Bxh7+ Kf8 20. Bg6 Nd8 21. Ne4 Qd5 22. Ng5 Rc8 23. e4 Qd7 24. Nxe6+ Rxe6 25. Bf5 Qe7 26. Qh8# 1-0

[Event "EU-Cup Online Gr-A"]
[Site "Tornelo INT"]
[Date "2021.03.28"]
[Round "6.4"]
[White "Emir, Doruk"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1852"]
[BlackElo "1719"]
[PlyCount "55"]
[EventDate "2021.03.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]
[WhiteTeam "Chess Boys"]
[BlackTeam "Triesen"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "LIE"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 d6 6. e4 c5 7. a4 Nc6 8. Na3 a6 9. c3 Rb8 10. Qe2 b5 11. axb5 axb5 12. Bd2 b4 13. Nc4 Be6 14. e5 Ne8 15. Ng5 Nxe5 16. Nxe5 dxe5 17. Nxe6 fxe6 18. Ra7 Nd6 19. Rfa1 Nb5 20. R7a6 Nd6 21. Bh3 Qc8 22. Bg5 Bf6 23. Qg4 Kf7 24. Bh6 Bg7 25. Rxd6 exd6 26. Ra7+ Rb7 27. Rxb7+ Qxb7 28. Qxe6# 1-0

[Event "EU-Cup Online Gr-A"]
[Site "Tornelo INT"]
[Date "2021.03.28"]
[Round "8.4"]
[White "Smolik, Jachym"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2073"]
[BlackElo "1719"]
[PlyCount "109"]
[EventDate "2021.03.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]
[WhiteTeam "Bohemian Fire II"]
[BlackTeam "Triesen"]
[WhiteTeamCountry "CZE"]
[BlackTeamCountry "LIE"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. d5 a5 8. Bg5 Na6 9. Nd2 h6 10. Be3 Kh7 11. a3 Ng8 12. 0-0 f5 13. f3 f4 14. Bf2 g5 15. b4 h5 16. c5 Rf6 17. Nc4 Bf8 18. cxd6 cxd6 19. Bb6 Qe8 20. Nxa5 Qg6 21. Nb5 g4 22. Bd8 Be7 23. Bxe7 Nxe7 24. Re1 Qg5 25. Nc4 g3 26. Bf1 Qh4 27. h3 Rg6 28. Re2 Bd7 29. Nbxd6 Rag8 30. Raa2 b5 31. Nf5 Nxf5 32. exf5 Bxf5 33. Nxe5 R6g7 34. Nc6 Nc7 35. Nd4 Bxh3 36. gxh3 g2 37. Rxg2 Qxh3 38. Rxg7+ Rxg7+ 39. Rg2 Rxg2+ 40. Bxg2 Qg3 41. Ne2 Qg5 42. Qc2+ Kg8 43. Qxc7 h4 44. Qc8+ Kh7 45. Qg4 Qxd5 46. Qxh4+ Kg7 47. Qg4+ Kh7 48. Nxf4 Qd4+ 49. Kh2 Qf6 50. Qg6+ Qxg6 51. Nxg6 Kxg6 52. Kg3 Kg5 53. f4+ Kf5 54. Kf3 Ke6 55. Ke4 1-0

[Event "EU-Cup Online Gr-A"]
[Site "Tornelo INT"]
[Date "2021.03.28"]
[Round "5.4"]
[White "Weissenhofer, Jonas"]
[Black "Arkell, Keith C"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1719"]
[BlackElo "2381"]
[PlyCount "46"]
[EventDate "2021.03.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]
[WhiteTeam "Triesen"]
[BlackTeam "La Garde du Roi"]
[WhiteTeamCountry "LIE"]
[BlackTeamCountry "BEL"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bxf3 10. Nxf3 Bd6 11. Bxd6 Qxd6 12. 0-0 0-0 13. Rae1 Qc7 14. Ne5 Nxe5 15. Rxe5 Rab8 16. f4 g6 17. Qc2 b5 18. f5 Ng4 19. fxe6 fxe6 20. Rxf8+ Rxf8 21. Bxg6 Nxe5 22. dxe5 Qb6+ 23. Kh1 Rf1# 0-1

[Event "EU-Cup Online Gr-A"]
[Site "Tornelo INT"]
[Date "2021.03.28"]
[Round "9.4"]
[White "Weissenhofer, Jonas"]
[Black "Noetzel, Felix"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1719"]
[BlackElo "2263"]
[PlyCount "89"]
[EventDate "2021.03.27"]
[EventType "team-tourn (rapid)"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "CBM 201 Extra"]
[Source "ChessBase"]
[SourceDate "2021.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.05.31"]
[SourceQuality "1"]
[WhiteTeam "Triesen"]
[BlackTeam "Berlin SF"]
[WhiteTeamCountry "LIE"]
[BlackTeamCountry "GER"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e6 6. Bc4 Qc7 7. Qe2 Nf6 8. 0-0 Ng4 9. Rd1 Bc5 10. Be3 Nxe3 11. fxe3 0-0 12. Nd4 a6 13. Bb3 b5 14. Rac1 Qa7 15. Qf2 Bb7 16. Bc2 Ne5 17. Kh1 Rac8 18. Qg3 d6 19. Bb3 Rfe8 20. Qf4 Ba8 21. a4 b4 22. Nce2 Qb7 23. Ng3 Qe7 24. Nf3 Ng6 25. Qg4 Bxe3 26. Rxc8 Rxc8 27. Nh5 a5 28. Re1 Ba7 29. e5 Bxf3 30. Qxf3 dxe5 31. Qg4 Qc5 32. Rf1 Qd4 33. Qg3 e4 34. Qg4 e3 35. Qe2 Qd2 36. Bd1 Qxe2 37. Bxe2 Rc2 38. Ng3 e5 39. Rd1 h6 40. Rd8+ Kh7 41. Rd7 Bd4 42. Rxf7 Rc1+ 43. Bf1 Nf4 44. Kg1 e2+ 45. Kh1 0-1

[Event "Wch FIDE Online U14 Europe qual"]
[Site "Tornelo INT"]
[Date "2020.12.09"]
[Round "6"]
[White "Singh, Yuvraj"]
[Black "Weissenhofer, Jonas"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "1304"]
[BlackElo "1723"]
[PlyCount "48"]
[EventDate "2020.12.07"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ISS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bg5 0-0 5. e4 d6 6. Nf3 Nbd7 7. Be2 h6 8. Bf4 Kh7 9. Qd2 Nh5 10. Be3 e5 11. d5 Nc5 12. h3 Nxe4 13. Nxe4 f5 14. Bd3 fxe4 15. Bxe4 Nf4 16. 0-0-0 Bf5 17. Qc2 Bxe4 18. Qxe4 Qf6 19. Bxf4 exf4 20. Rd2 Rfe8 21. Qc2 b5 22. Kb1 bxc4 23. Qxc4 Rab8 24. Nd4 Re4 0-1

[Event "Wch FIDE Online U14 Europe qual"]
[Site "Tornelo INT"]
[Date "2020.12.09"]
[Round "7"]
[White "Weissenhofer, Jonas"]
[Black "Munshi, Aryan"]
[Result "1-0"]
[ECO "C52"]
[WhiteElo "1723"]
[BlackElo "1135"]
[PlyCount "39"]
[EventDate "2020.12.07"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ISS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 Nf6 8. e5 d5 9. exf6 dxc4 10. fxg7 Rg8 11. Bh6 Bxc3 12. Nxc3 dxc3 13. Qc2 Be6 14. Qxh7 f6 15. Qg6+ Bf7 16. Rfe1+ Ne7 17. Qe4 c6 18. Rad1 Qc7 19. Bf4 Bg6 20. Qxg6# 1-0

[Event "Wch FIDE Online U14 Europe qual"]
[Site "Tornelo INT"]
[Date "2020.12.08"]
[Round "5"]
[White "Weissenhofer, Jonas"]
[Black "Chung, Ethan Cheung Jing"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1723"]
[BlackElo "1451"]
[PlyCount "36"]
[EventDate "2020.12.07"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ISS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Nxd5 6. c4 Nf6 7. Nbc3 Nc6 8. Bf4 e6 9. 0-0 Bd6 10. Re1 Bxf4 11. Nxf4 Qxd4 12. Qf3 0-0-0 13. b3 Ne5 14. Qg3 Nd3 15. Nb5 Qxf4 16. Qxg7 Qxf2+ 17. Kh1 Nxe1 18. h3 Rhg8 0-1

[Event "Wch FIDE Online U14 Europe qual"]
[Site "Tornelo INT"]
[Date "2020.12.08"]
[Round "3"]
[White "Weissenhofer, Jonas"]
[Black "Herega, Nejc"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1723"]
[BlackElo "1757"]
[PlyCount "66"]
[EventDate "2020.12.07"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ISS"]
[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 dxc3 4. Nxc3 d6 5. Bc4 Nc6 6. Nf3 e6 7. Qe2 Be7 8. 0-0 Nf6 9. Rd1 e5 10. h3 0-0 11. Be3 Be6 12. Nd5 Nxe4 13. Bb6 axb6 14. Qxe4 Na5 15. Nxe7+ Qxe7 16. Bxe6 fxe6 17. b4 Nc6 18. b5 d5 19. Qg4 e4 20. Ng5 Nd8 21. h4 Qf6 22. f3 h6 23. fxe4 hxg5 24. hxg5 Qf2+ 25. Kh1 Rf4 26. Rf1 Qxf1+ 27. Rxf1 Rxg4 28. exd5 exd5 29. Rf5 Rxa2 30. Rxd5 Nf7 31. Rd7 Rxg5 32. Rxb7 Rxb5 33. g4 Rb1# 0-1

[Event "Wch FIDE Online U14 Europe qual"]
[Site "Tornelo INT"]
[Date "2020.12.08"]
[Round "4"]
[White "Yildiz, Tunahan"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1818"]
[BlackElo "1723"]
[PlyCount "51"]
[EventDate "2020.12.07"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ISS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. h3 0-0 6. Nf3 e5 7. d5 Nbd7 8. Be3 a5 9. Nd2 b6 10. Be2 Nc5 11. g4 Ne8 12. g5 f6 13. gxf6 Nxf6 14. Qc2 Bd7 15. 0-0-0 a4 16. Rdg1 c6 17. h4 cxd5 18. cxd5 b5 19. a3 Qa5 20. h5 Be8 21. hxg6 Bxg6 22. Bxc5 dxc5 23. Bxb5 Rab8 24. Bc4 Nxe4 25. Ndxe4 Rf4 26. d6+ 1-0

[Event "Wch FIDE Online U14 Europe qual"]
[Site "Tornelo INT"]
[Date "2020.12.07"]
[Round "1"]
[White "Weissenhofer, Jonas"]
[Black "Marakovits, Nico"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1723"]
[BlackElo "1710"]
[PlyCount "88"]
[EventDate "2020.12.07"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ISS"]
[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. cxd4 Nc6 6. Nc3 Nxc3 7. bxc3 d6 8. exd6 Qxd6 9. Bd3 e5 10. Ne2 exd4 11. Nxd4 Nxd4 12. cxd4 Be7 13. Be3 0-0 14. 0-0 Bf6 15. Rc1 Be6 16. Qd2 Rfd8 17. Rfd1 g6 18. Be4 Bd5 19. Bxd5 Qxd5 20. Rc5 Qd6 21. Qc3 b6 22. Rc6 Qe7 23. Qc4 Rd7 24. d5 Rad8 25. Bf4 Rxd5 26. Rxd5 Qe1+ 27. Qf1 Qxf1+ 28. Kxf1 Rxd5 29. Rc8+ Kg7 30. Ke2 Ra5 31. Rc7 Rxa2+ 32. Kf3 a5 33. Be3 b5 34. Rb7 b4 35. Rb5 Bc3 36. Ke4 a4 37. Bd4+ Bxd4 38. Kxd4 b3 39. Kc3 Rc2+ 40. Kd3 Rxf2 41. g4 b2 42. Kc3 a3 43. Rb3 a2 44. Rxb2 a1Q 0-1

[Event "Wch FIDE Online U14 Europe qual"]
[Site "Tornelo INT"]
[Date "2020.12.07"]
[Round "2"]
[White "Zlatkov, Anton"]
[Black "Weissenhofer, Jonas"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1791"]
[BlackElo "1723"]
[PlyCount "119"]
[EventDate "2020.12.07"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "ISS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Nc6 6. Be3 Bg4 7. Be2 e6 8. dxc5 Rd8 9. Qxd5 Nxd5 10. b4 Nxe3 11. fxe3 Be7 12. Nbd2 Bf6 13. Ne4 Be7 14. Rd1 0-0 15. 0-0 h6 16. Nd6 b6 17. b5 Na5 18. Ne4 f5 19. Nf2 Bxf3 20. gxf3 Bxc5 21. Rd3 Rxd3 22. Nxd3 Bxe3+ 23. Kh1 Nc4 24. Nb4 Nd2 25. Re1 Rf6 26. Nc6 g5 27. Nxa7 g4 28. fxg4 f4 29. Nc6 f3 30. Bxf3 Rxf3 31. Ne5 Rf1+ 32. Rxf1 Nxf1 33. Kg2 Nd2 34. Nd3 Kf7 35. Ne5+ Kf6 36. Nd7+ Kg5 37. h3 Ne4 38. Kf3 Nc5 39. Nxb6 Bg1 40. Nc4 e5 41. Nxe5 Ne6 42. a4 Nf4 43. a5 Nd5 44. b6 Nxb6 45. axb6 Bxb6 46. c4 Bc5 47. Nd3 Be7 48. c5 Kg6 49. Ke4 Kf6 50. Kd5 Kg5 51. c6 Bd8 52. Kd6 Kh4 53. Nf4 Kg3 54. Ne6 Ba5 55. c7 Bxc7+ 56. Nxc7 Kxh3 57. Ke5 Kxg4 58. Nd5 h5 59. Nf6+ Kg5 60. Nxh5 1/2-1/2

[Event "Locarno op 5th"]
[Site "Locarno"]
[Date "2020.10.16"]
[Round "1"]
[White "Lettieri, Giuseppe"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2436"]
[BlackElo "1723"]
[PlyCount "137"]
[EventDate "2020.10.16"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. d3 Be7 7. Nf3 Nc6 8. 0-0 Be6 9. a3 0-0 10. b4 f6 11. Be3 Nd5 12. Nxd5 Bxd5 13. Rc1 Qd7 14. Qc2 Bd6 15. Bc5 Rac8 16. Rfd1 Qf7 17. Qc3 b6 18. Be3 Ne7 19. d4 e4 20. Ne5 Qe6 21. Nc4 f5 22. Nxd6 cxd6 23. Qd2 Bc4 24. d5 Bxd5 25. Rxc8 Rxc8 26. Bg5 Bc4 27. Qxd6 Qxd6 28. Rxd6 Bxe2 29. h3 Ng6 30. Rd5 Rf8 31. a4 Bd3 32. h4 h6 33. Bd8 f4 34. Bh3 e3 35. fxe3 fxe3 36. Rxd3 e2 37. Re3 e1Q+ 38. Rxe1 Rxd8 39. h5 Nf8 40. Re4 Nh7 41. Re7 Ng5 42. Bf5 Rd2 43. Kf1 Rd1+ 44. Ke2 Rd6 45. Rxa7 Ne6 46. Ke3 Nd4 47. Bg6 Kf8 48. Rf7+ Kg8 49. Rb7 Kf8 50. Ke4 Ne2 51. Ke5 Rf6 52. g4 Nf4 53. Rb8+ Ke7 54. Bf5 Ng2 55. Rg8 Kf7 56. Rc8 Ke7 57. Rc7+ Kf8 58. b5 Ne3 59. Be6 Ng2 60. Rc6 Ne3 61. Rc3 Ng2 62. Bf5 Nh4 63. Be4 Ke7 64. Rc7+ Kf8 65. Rc6 Ke7 66. Rxf6 gxf6+ 67. Kf4 Ke6 68. Kg3 f5 69. Bh1 1-0

[Event "EU-ch U14"]
[Site "Bratislava"]
[Date "2019.08.10"]
[Round "9"]
[White "Schouten, Mathias Lind"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "1958"]
[BlackElo "1692"]
[PlyCount "84"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Be7 8. Bg2 Nc6 9. Nxc6 bxc6 10. e5 Nd5 11. exd6 Bxd6 12. Ne4 Be7 13. c4 Nb6 14. Qxd8+ Bxd8 15. b3 Be7 16. Be3 Nd7 17. Rd1 Bb7 18. Ke2 Rc8 19. f4 h6 20. Nd6+ Bxd6 21. Rxd6 Ke7 22. Rhd1 Rhd8 23. Bf2 g5 24. Be1 Nc5 25. Rxd8 Rxd8 26. Bb4 Rxd1 27. Kxd1 Kd6 28. fxg5 hxg5 29. Ke2 f5 30. gxf5 exf5 31. Ke3 a5 32. Ba3 a4 33. Kd4 axb3 34. Bxc5+ Ke6 35. axb3 g4 36. h4 f4 37. Ke4 f3 38. Bf1 Bc8 39. Kf4 Kf6 40. Bd4+ Kg6 41. Bd3+ Kh5 42. Bf2 Be6 1-0

[Event "EU-ch U14"]
[Site "Bratislava"]
[Date "2019.08.09"]
[Round "8"]
[White "Weissenhofer, Jonas"]
[Black "Soucek, Petr"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1692"]
[BlackElo "1882"]
[PlyCount "105"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. 0-0 Bb7 8. a4 h6 9. c3 d6 10. Re1 0-0 11. h3 Re8 12. Nbd2 Qd7 13. Nf1 Rad8 14. Be3 Bxe3 15. Nxe3 Ne7 16. axb5 axb5 17. Qd2 Ng6 18. Nd5 Nxd5 19. exd5 c6 20. c4 Qf5 21. Ra7 Rd7 22. Rxb7 Rxb7 23. dxc6 Rb6 24. Qa5 Rxc6 25. Nd4 Qxd3 26. Nxc6 Qxb3 27. Qxb5 Qxb5 28. cxb5 Ne7 29. Ra1 Kf8 30. Ra7 Nxc6 31. bxc6 Rc8 32. Ra6 Ke7 33. b4 d5 34. Ra7+ Kd6 35. Rxf7 Kxc6 36. Rxg7 d4 37. Rg6+ Kd5 38. f3 d3 39. Kf2 Rc2+ 40. Ke3 d2 41. Ke2 Kc4 42. Rxh6 Kxb4 43. Rd6 Kc3 44. Rd3+ Kc4 45. Rxd2 Rc1 46. Ke3 Rh1 47. Ke4 Kc3 48. Rd5 Rh2 49. g4 Rxh3 50. Rxe5 Kd2 51. f4 Ke2 52. Kf5+ Kf3 53. Ra5 1-0

[Event "EU-ch U14"]
[Site "Bratislava"]
[Date "2019.08.08"]
[Round "7"]
[White "Heldenbergh, Nils"]
[Black "Weissenhofer, Jonas"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1883"]
[BlackElo "1692"]
[PlyCount "118"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. 0-0-0 a5 11. Bb5 Na6 12. g4 Qb8 13. g5 Nh5 14. Kb1 Nc7 15. Nc1 Nxb5 16. Nxb5 Rc8 17. Ne2 a4 18. Ng3 Nf4 19. h4 Bc4 20. Nc3 b5 21. Nf5 Bf8 22. Bxf4 exf4 23. h5 b4 24. Nd5 Bxa2+ 25. Kxa2 b3+ 26. Ka1 a3 27. Qb4 bxc2 28. Rde1 axb2+ 29. Kxb2 Qxb4+ 30. Nxb4 Rab8 31. Kc1 Rxb4 32. Kd2 d5 33. exd5 Rbc4 34. d6 Bxd6 35. Nxd6 Rd4+ 36. Kc1 Rxd6 37. Re2 Rdc6 38. Rhh2 g6 39. h6 Kf8 40. Re4 Rc4 41. Rhe2 Rxe4 42. Rxe4 Rc5 43. Rxf4 Rxg5 44. Rc4 Rh5 45. Rc8+ Ke7 46. Rc7+ Kf6 47. Rc6+ Kg5 48. Rc7 f5 49. Rxh7 Rxh6 50. Rc7 Rh3 51. Rc3 Kf4 52. Kxc2 Rxf3 53. Rc4+ Kg3 54. Kd2 g5 55. Ke2 g4 56. Rc8 Kg2 57. Ke1 g3 58. Rb8 f4 59. Ra8 Rf2 0-1

[Event "EU-ch U14"]
[Site "Bratislava"]
[Date "2019.08.07"]
[Round "6"]
[White "Weissenhofer, Jonas"]
[Black "La Barbera, Marcello"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1692"]
[BlackElo "1302"]
[PlyCount "47"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Nf3 cxd4 8. cxd4 Qb6 9. Bc2 Bb4+ 10. Nc3 f6 11. 0-0 0-0 12. Qd3 g6 13. Be3 fxe5 14. fxe5 Ne7 15. g4 Nc6 16. h4 Bxc3 17. bxc3 Qa6 18. Qd2 Nb6 19. Bh6 Rf7 20. Ng5 Rxf1+ 21. Rxf1 Bd7 22. Qf4 Qxf1+ 23. Kxf1 Kh8 24. Qf6+ 1-0

[Event "EU-ch U14"]
[Site "Bratislava"]
[Date "2019.08.06"]
[Round "5"]
[White "Kures, Michael"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1898"]
[BlackElo "1692"]
[PlyCount "79"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. f4 Bg7 6. Nf3 Bg4 7. 0-0 e6 8. h3 Bxf3 9. Qxf3 Ne7 10. d3 0-0 11. Be3 b6 12. g4 f5 13. Kh1 Qd7 14. Rg1 Kh8 15. gxf5 exf5 16. h4 Rf6 17. Rad1 Re6 18. e5 Nd5 19. Ne2 Bh6 20. c4 Ne7 21. d4 cxd4 22. Nxd4 Bf8 23. b3 Ng8 24. Nxe6 Qxe6 25. Bd4 Be7 26. Bc3 Nh6 27. Kg2 Nf7 28. Kh3 Nd8 29. Rd7 Kg8 30. Rgd1 a5 31. Rc7 Rc8 32. Ra7 Kf8 33. Rdd7 Bc5 34. Rxh7 Ke8 35. Rh8+ Bf8 36. Qg3 c5 37. Rg7 Nf7 38. Rxg6 Qe7 39. Rxf8+ Qxf8 40. Rg8 1-0

[Event "EU-ch U14"]
[Site "Bratislava"]
[Date "2019.08.05"]
[Round "4"]
[White "Weissenhofer, Jonas"]
[Black "Mrkovic, Nikola"]
[Result "1-0"]
[ECO "C51"]
[WhiteElo "1692"]
[BlackElo "1517"]
[PlyCount "65"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. cxd4 Bb4+ 8. Bd2 Bxd2+ 9. Nbxd2 d6 10. Qb3 Nh6 11. 0-0 Ne7 12. Rae1 0-0 13. d5 Ng6 14. Nd4 Ne5 15. f4 Nxc4 16. Nxc4 Re8 17. h3 f6 18. Ne6 Bxe6 19. dxe6 b6 20. Nxb6 Qb8 21. Nxa8 Qxa8 22. f5 a6 23. Qd3 Kf8 24. Rb1 Ng8 25. Rb3 Ne7 26. Rfb1 Qa7+ 27. Qe3 Nc6 28. Qxa7 Nxa7 29. Rb8 Nb5 30. Rxe8+ Kxe8 31. Rb3 g6 32. g4 g5 33. a4 1-0

[Event "EU-ch U14"]
[Site "Bratislava"]
[Date "2019.08.04"]
[Round "3"]
[White "Ruiz Buendia, Miguel"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "1848"]
[BlackElo "1692"]
[PlyCount "43"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. Qd3 Be7 10. 0-0-0 0-0 11. Nd4 Qa5 12. f4 Qc7 13. Rhe1 a6 14. a3 Rfc8 15. Kb1 Bd7 16. e5 dxe5 17. fxe5 Ng4 18. Bxe7 Nxe5 19. Rxe5 Qxe5 20. Nf3 Rxc3 21. Qxd7 Qc7 22. bxc3 1-0

[Event "EU-ch U14"]
[Site "Bratislava"]
[Date "2019.08.03"]
[Round "2"]
[White "Weissenhofer, Jonas"]
[Black "Dahl, Max"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1692"]
[BlackElo "1917"]
[PlyCount "58"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 h6 8. Qd2 g5 9. g3 g4 10. Ng1 cxd4 11. Bxd4 Nxd4 12. Qxd4 Bc5 13. Qd2 a6 14. 0-0-0 b5 15. h3 Qb6 16. Qh2 Bb7 17. Bg2 gxh3 18. Qxh3 0-0-0 19. Qh5 Rhg8 20. Qf3 Rg6 21. Nge2 Rdg8 22. Rhf1 Bc6 23. Nb1 b4 24. Nd2 Bb5 25. Nb3 a5 26. Nxc5 Nxc5 27. Rg1 Bxe2 28. Qxe2 Rxg3 29. Qf2 Nb3+ 0-1

[Event "EU-ch U14"]
[Site "Bratislava"]
[Date "2019.08.02"]
[Round "1"]
[White "Cappelletto, Joshuaede"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2081"]
[BlackElo "1692"]
[PlyCount "93"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SVK"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e5 7. Bg5 Be6 8. Bxf6 Qxf6 9. Nd5 Qd8 10. a4 Nd7 11. Nd2 Bxd5 12. exd5 g6 13. a5 Bg7 14. Nc4 Qc7 15. Be2 0-0 16. 0-0 f5 17. c3 Rae8 18. Re1 e4 19. Qc2 Ne5 20. Nb6 Qe7 21. Rf1 Qh4 22. Ra4 Qg5 23. Qc1 Qxc1 24. Rxc1 Bh6 25. Rf1 Re7 26. c4 Rfe8 27. b4 Nd3 28. g3 Bd2 29. Rd1 Nb2 30. Rxd2 Nxa4 31. Nxa4 e3 32. fxe3 Rxe3 33. Kf2 Rb3 34. Rb2 Rxb2 35. Nxb2 Rc8 36. Ke3 Kf7 37. Bf3 g5 38. Bh5+ Kf6 39. Kd4 f4 40. gxf4 gxf4 41. c5 Ke7 42. Nc4 dxc5+ 43. bxc5 Rf8 44. Bf3 h5 45. Ne5 Rg8 46. d6+ Ke6 47. Bd5+ 1-0

[Event "EU Union-ch U12 15th"]
[Site "Mureck"]
[Date "2017.08.09"]
[Round "8"]
[White "Rozmanec, Pia"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1279"]
[BlackElo "1422"]
[PlyCount "49"]
[EventDate "2017.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 Nbd7 10. g4 b5 11. 0-0-0 0-0 12. h4 b4 13. Nd5 Bxd5 14. exd5 a5 15. Na1 Nb6 16. Bxb6 Qxb6 17. Qd3 Rfc8 18. Bh3 Rc5 19. Qe3 Qb5 20. Bf1 Qb7 21. Bd3 Nxd5 22. Qe4 g6 23. h5 Bf8 24. hxg6 fxg6 25. Bc4 1-0

[Event "EU Union-ch U12 15th"]
[Site "Mureck"]
[Date "2017.08.08"]
[Round "7"]
[White "Weissenhofer, Jonas"]
[Black "Strohschneider, Leon"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1422"]
[BlackElo "1383"]
[PlyCount "71"]
[EventDate "2017.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Bc4 Bg4 6. f3 Bh5 7. Nge2 e6 8. Bg5 Be7 9. Qd2 c6 10. g4 Bg6 11. Nf4 Nbd7 12. Nxg6 hxg6 13. 0-0-0 Qc7 14. Qf2 Qb6 15. h4 0-0-0 16. Qg3 Rhe8 17. h5 gxh5 18. gxh5 Qc7 19. Bf4 Qa5 20. Qxg7 Nxh5 21. Bc7 Kxc7 22. Qxf7 Nhf6 23. Bxe6 Qg5+ 24. Kb1 Qg8 25. Rhe1 Bb4 26. Qxg8 Nxg8 27. Bxg8 Rxg8 28. d5 Bxc3 29. d6+ Kb6 30. bxc3 Rgf8 31. Rf1 Rf6 32. Rd3 Ne5 33. Re3 Nc4 34. Rd3 Rdxd6 35. Rxd6 Rxd6 36. f4 0-1

[Event "EU Union-ch U12 15th"]
[Site "Mureck"]
[Date "2017.08.07"]
[Round "6"]
[White "Weissenhofer, Jonas"]
[Black "Aji, Susanmaria"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1422"]
[PlyCount "69"]
[EventDate "2017.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. 0-0 a6 6. Ba4 b5 7. Bb3 0-0 8. Nbd2 d6 9. c3 Qe8 10. Re1 Be6 11. Nf1 Qe7 12. Ng3 Ng4 13. d4 exd4 14. cxd4 Nxd4 15. Nxd4 Qf6 16. Be3 Qh4 17. h3 Nxe3 18. Rxe3 Qf6 19. Rd3 Rae8 20. Nge2 Qg6 21. Nc3 Bxd4 22. Rxd4 Bxh3 23. Qf3 Re6 24. Qxh3 Rf6 25. Nd5 Re6 26. Nf4 Qf6 27. Nxe6 fxe6 28. Qxe6+ Qxe6 29. Bxe6+ Kh8 30. Rc1 h6 31. Rxc7 a5 32. Rxd6 b4 33. Rdd7 a4 34. Rxg7 Re8 35. Rh7# 1-0

[Event "EU Union-ch U12 15th"]
[Site "Mureck"]
[Date "2017.08.06"]
[Round "5"]
[White "Raasch, Hauke"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1587"]
[BlackElo "1422"]
[PlyCount "77"]
[EventDate "2017.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 d6 5. Nbd2 0-0 6. 0-0 Nc6 7. c3 e5 8. Bc2 Re8 9. dxe5 dxe5 10. h3 Be6 11. Ng5 Qd7 12. Nxe6 Qxe6 13. Ne4 Nxe4 14. Bxe4 Rad8 15. Qe2 f5 16. Bc2 Kh8 17. e4 f4 18. f3 h5 19. Qf2 g5 20. Bd2 Rd7 21. Rad1 b6 22. Bb3 Qg6 23. Ba4 Bf8 24. b4 Rh7 25. Kh1 g4 26. Rg1 g3 27. Qe2 Ree7 28. Bc1 Reg7 29. Qb5 Ne7 30. Qxe5 Ng8 31. Qxf4 Nf6 32. Be8 Nxe8 33. Qxf8+ Rg8 34. Qf4 Nf6 35. Qe5 Rgg7 36. Rge1 Re7 37. Rd8+ Re8 38. Rxe8+ Qxe8 39. Qxf6+ 1-0

[Event "EU Union-ch U12 15th"]
[Site "Mureck"]
[Date "2017.08.05"]
[Round "4"]
[White "Weissenhofer, Jonas"]
[Black "Pernerstorfer, Moritz"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1422"]
[BlackElo "1394"]
[PlyCount "56"]
[EventDate "2017.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. 0-0 d5 7. exd5 Nxd5 8. Qb3 Be6 9. Qxb7 Nde7 10. Bxe6 fxe6 11. Re1 0-0 12. Rxe6 Rb8 13. Qa6 Qd5 14. Re1 Ng6 15. b4 Bxb4 16. cxb4 Nxb4 17. Qa4 c5 18. Nbd2 Nd3 19. Re4 Nge5 20. Nxe5 Nxe5 21. Qc2 c4 22. Ba3 Rfc8 23. Rae1 Ng6 24. Qa4 c3 25. Re8+ Kf7 26. Qxa7+ Rb7 27. Qa4 Rcc7 28. Nb3 d3 0-1

[Event "EU Union-ch U12 15th"]
[Site "Mureck"]
[Date "2017.08.04"]
[Round "3"]
[White "Bress, Aaron"]
[Black "Weissenhofer, Jonas"]
[Result "1/2-1/2"]
[ECO "B96"]
[WhiteElo "1727"]
[BlackElo "1422"]
[PlyCount "66"]
[EventDate "2017.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Qf3 Nc6 9. 0-0-0 Bd7 10. Kb1 0-0-0 11. Be2 Be7 12. Rhe1 h6 13. Bxf6 Bxf6 14. Nb3 Kb8 15. Qd3 Bc8 16. Bf3 g5 17. g3 h5 18. a3 g4 19. Be2 Be7 20. Nd4 Bd7 21. Rh1 Nxd4 22. Qxd4 Qc5 23. Qxc5 dxc5 24. h4 Bc6 25. Bd3 b5 26. b3 Bf6 27. Ne2 Rd7 28. Rhf1 Rhd8 29. Kc1 Bd4 30. Nxd4 Rxd4 31. Rfe1 Kc7 32. f5 e5 33. Rf1 f6 1/2-1/2

[Event "EU Union-ch U12 15th"]
[Site "Mureck"]
[Date "2017.08.03"]
[Round "2"]
[White "Kalavala, Nayana"]
[Black "Weissenhofer, Jonas"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1300"]
[BlackElo "1422"]
[PlyCount "82"]
[EventDate "2017.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. Be2 Be6 9. 0-0 0-0 10. h3 Nbd7 11. Qd2 b5 12. a3 Nb6 13. Bxb6 Qxb6 14. Rfe1 Rfd8 15. Qe3 Qxe3 16. fxe3 d5 17. exd5 Nxd5 18. Bf3 Rac8 19. Bxd5 Bxd5 20. Rad1 Be6 21. e4 h6 22. Kh2 Rxd1 23. Rxd1 Bxa3 24. bxa3 Rxc3 25. Rd6 Rxc2 26. Na5 Ra2 27. Rd3 Re2 28. Rd6 Rxe4 29. Rxa6 Ra4 30. Kg3 Rxa3+ 31. Kf2 b4 32. Ra8+ Kh7 33. Ra7 b3 34. Nc6 Rxa7 35. Nxa7 b2 36. Nc6 b1Q 37. Nxe5 Qb2+ 38. Kg1 Qxe5 39. g4 Qe2 40. Kh1 Bd5+ 41. Kg1 Qg2# 0-1

[Event "EU Union-ch U12 15th"]
[Site "Mureck"]
[Date "2017.08.02"]
[Round "1"]
[White "Weissenhofer, Jonas"]
[Black "Petkov, Momchil"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1422"]
[BlackElo "1944"]
[PlyCount "76"]
[EventDate "2017.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Qd2 d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Nxd5 cxd5 12. 0-0-0 Rb8 13. c3 Be6 14. Bxa7 Ra8 15. Bd4 Rxa2 16. Bxg7 Kxg7 17. Qd4+ Kg8 18. Bc4 dxc4 19. Qxd8 Ra1+ 20. Kc2 Bf5+ 21. Kd2 Rxd8+ 22. Ke2 Rdxd1 23. Rxd1 Rxd1 24. Kxd1 e5 25. g3 f6 26. Kd2 Kf7 27. Ke3 Ke6 28. Kf2 Kd5 29. Ke3 Bb1 30. f4 exf4+ 31. Kxf4 g5+ 32. Kf3 f5 33. Ke3 Ke5 34. Kf3 h5 35. h4 gxh4 36. gxh4 f4 37. Kf2 Ke4 38. Ke2 Bd3+ 0-1

[Event "EU-ch U10 26th"]
[Site "Prague"]
[Date "2016.08.27"]
[Round "9"]
[White "Weissenhofer, Jonas"]
[Black "Simon, Leonard"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1402"]
[BlackElo "1135"]
[PlyCount "62"]
[EventDate "2016.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Be2 0-0 8. Qd2 d5 9. exd5 Nxd5 10. 0-0-0 Nxe3 11. fxe3 Nxd4 12. exd4 a5 13. g4 Qb6 14. Nd5 Qd6 15. Nf4 Bh6 16. Rhf1 Bxf4 17. Rxf4 Be6 18. Kb1 Rfb8 19. h4 b5 20. Bf3 Ra7 21. d5 Bd7 22. Qd4 Raa8 23. Rd2 a4 24. c3 Ra5 25. Re2 Rc8 26. Rfe4 e6 27. Rf4 Rc4 28. Qf6 Rxf4 29. Qd8+ Kg7 30. Qxa5 Rxf3 31. Qd8 Qxd5 0-1

[Event "EU-ch U10 26th"]
[Site "Prague"]
[Date "2016.08.26"]
[Round "8"]
[White "Vojic, Isak"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1519"]
[BlackElo "1402"]
[PlyCount "103"]
[EventDate "2016.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bd3 0-0 8. Be3 Be6 9. Qd2 Nd7 10. 0-0-0 a5 11. Kb1 c6 12. h3 b5 13. Nd4 Bd5 14. Nf5 Bf6 15. Rhg1 Ne5 16. Bxb5 cxb5 17. Qxd5 Be7 18. Nxd6 Bxd6 19. Qxd6 Qxd6 20. Rxd6 Nc4 21. Rd5 Nxe3 22. fxe3 Rfb8 23. Rgd1 Kf8 24. Rd7 Re8 25. Re1 Ra6 26. Kc1 Rg6 27. Re2 Rge6 28. Kd2 g6 29. Rd5 Rb8 30. Rf2 Ke7 31. Rc5 f5 32. Rc7+ Kf6 33. Rxh7 Rd8+ 34. Ke2 Rde8 35. Rf3 Kg5 36. Kf2 Re4 37. Rd7 R8e5 38. Rd4 Kh6 39. Rxe4 Rxe4 40. Rf4 Kg5 41. Rxe4 fxe4 42. b3 Kf5 43. c4 b4 44. Kg3 g5 45. c5 Ke5 46. c6 Kd6 47. c7 Kxc7 48. Kg4 Kd7 49. Kxg5 Ke7 50. Kf5 Kf7 51. Kxe4 Ke6 52. h4 1-0

[Event "EU-ch U10 26th"]
[Site "Prague"]
[Date "2016.08.25"]
[Round "7"]
[White "Weissenhofer, Jonas"]
[Black "Zlatkov, Anton"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "1402"]
[BlackElo "1196"]
[PlyCount "63"]
[EventDate "2016.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Be7 6. 0-0 b5 7. Bb3 0-0 8. Re1 d6 9. c3 Bb7 10. Nbd2 h6 11. Nf1 Nh7 12. Ne3 Kh8 13. Nf5 Bf6 14. d4 Ne7 15. dxe5 dxe5 16. Qxd8 Raxd8 17. Nxe7 Bxe7 18. Nxe5 Kg8 19. Ng6 Rfe8 20. f4 Bc5+ 21. Be3 Bxe3+ 22. Rxe3 Bxe4 23. Ne5 Bd5 24. Rae1 Bxb3 25. axb3 Nf6 26. R1e2 Nd7 27. Nc6 Rxe3 28. Rxe3 Ra8 29. Re7 Nc5 30. Rxc7 Nxb3 31. Kf2 Rd8 32. Nxd8 1-0

[Event "EU-ch U10 26th"]
[Site "Prague"]
[Date "2016.08.24"]
[Round "6"]
[White "Eilenberg, Jonas"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1634"]
[BlackElo "1402"]
[PlyCount "83"]
[EventDate "2016.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 Nbd7 8. 0-0 Nc5 9. Qc2 Re8 10. b4 Ncd7 11. Ne1 c5 12. Nb5 Qb6 13. a4 a6 14. a5 Qd8 15. Nxd6 Rf8 16. Ba3 Qc7 17. Nxc8 Raxc8 18. f3 Ne8 19. bxc5 Nxc5 20. Nd3 Nxd3 21. Bxf8 Bxf8 22. Bxd3 Bc5+ 23. Kh1 Nd6 24. Qa4 Rb8 25. Rac1 Kg7 26. f4 f6 27. Qa2 Be3 28. fxe5 fxe5 29. c5 Bxc5 30. Qf2 Rc8 31. Qf6+ Kg8 32. Qe6+ Kg7 33. Qxe5+ Kg8 34. Qe6+ Kg7 35. e5 Nb5 36. Bxb5 axb5 37. d6 Qd8 38. Rf7+ Kh6 39. Qh3+ Kg5 40. Rxh7 Qf8 41. Qh4+ Kf5 42. Rf1+ 1-0

[Event "EU-ch U10 26th"]
[Site "Prague"]
[Date "2016.08.22"]
[Round "5"]
[White "Weissenhofer, Jonas"]
[Black "Merts, Dmitrii"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1402"]
[BlackElo "1590"]
[PlyCount "96"]
[EventDate "2016.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 Nc6 8. Be3 Ne5 9. Rc1 Be7 10. Be2 d6 11. 0-0 0-0 12. b4 b6 13. f3 Bb7 14. Qe1 Rac8 15. Rc2 Qd7 16. Nd1 d5 17. cxd5 exd5 18. exd5 Nxd5 19. Qd2 Nxe3 20. Qxe3 Bf6 21. Kh1 Rfe8 22. Qd2 Rxc2 23. Qxc2 Qxd4 24. h3 Ng6 25. Bd3 Rc8 26. Qe2 Nf4 27. Bxh7+ Kxh7 28. Qe1 Rc2 29. Ne3 Re2 30. Qb1+ Qd3 31. Qxd3+ Nxd3 32. Nc4 b5 33. Nd6 Bd5 34. Nf5 Re1 35. Rxe1 Nxe1 36. Kg1 Nc2 37. Kf2 Nxa3 38. Ne3 Bd4 39. Ke2 Bc4+ 40. Kd2 Nb1+ 41. Kc2 Bxe3 42. Kxb1 Bd2 43. Kc2 Bxb4 44. Kb2 a5 45. f4 a4 46. g4 a3+ 47. Kc1 a2 48. Kc2 a1Q 0-1

[Event "EU-ch U10 26th"]
[Site "Prague"]
[Date "2016.08.21"]
[Round "4"]
[White "Palchuk, Andrii"]
[Black "Weissenhofer, Jonas"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1649"]
[BlackElo "1402"]
[PlyCount "65"]
[EventDate "2016.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 d6 6. Bb5 Bd7 7. Bxc6 Bxc6 8. Nxc6 bxc6 9. 0-0 Be7 10. f4 0-0 11. Qf3 Re8 12. Be3 Qd7 13. h3 Rad8 14. Rad1 h6 15. Kh1 Kh8 16. Rg1 Qe6 17. f5 Qe5 18. Bf4 Qa5 19. g4 Nh7 20. Qg3 Rg8 21. h4 g5 22. fxg6 Rxg6 23. h5 Re6 24. Rge1 Ng5 25. Qd3 Qc5 26. Be3 Qb4 27. Bd4+ Bf6 28. Bxf6+ Rxf6 29. a3 Qxb2 30. Qd4 Kg7 31. Rf1 Nh7 32. Rxf6 Nxf6 33. Rf1 1-0

[Event "EU-ch U10 26th"]
[Site "Prague"]
[Date "2016.08.20"]
[Round "3"]
[White "Weissenhofer, Jonas"]
[Black "Werner, Quan Hong"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1402"]
[BlackElo "1586"]
[PlyCount "93"]
[EventDate "2016.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 Bg4 5. d5 a6 6. Ba4 b5 7. Bb3 Nd4 8. Nbd2 Nf6 9. c3 Nxf3+ 10. Nxf3 Nxe4 11. Bc2 Nf6 12. h3 Bh5 13. 0-0 e4 14. Re1 Bg6 15. Ng5 Be7 16. Nxe4 Nxe4 17. Bxe4 f5 18. Bc2 0-0 19. Re6 Bf7 20. Re3 Bg5 21. Rg3 f4 22. Rd3 Bg6 23. Rd4 Rf7 24. Bxg6 hxg6 25. Qg4 Re7 26. Bxf4 Bxf4 27. Rxf4 g5 28. Rf5 Re5 29. Rxe5 dxe5 30. Qe6+ Kh8 31. Qxe5 Qd7 32. Qxg5 Qf7 33. Rd1 Re8 34. Kf1 Rf8 35. f3 Re8 36. Re1 Rc8 37. Re7 Qf8 38. Qe5 Kg8 39. Rxc7 Re8 40. Qd4 Kh8 41. d6 Rd8 42. Re7 Kg8 43. Qd5+ Kh8 44. Qe6 Qf4 45. Re8+ Rxe8 46. Qxe8+ Kh7 47. Qe4+ 1-0

[Event "EU-ch U10 26th"]
[Site "Prague"]
[Date "2016.08.19"]
[Round "2"]
[White "Kodet, Jaromir"]
[Black "Weissenhofer, Jonas"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "1402"]
[PlyCount "10"]
[EventDate "2016.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Nd2 0-1

[Event "EU-ch U10 26th"]
[Site "Prague"]
[Date "2016.08.18"]
[Round "1"]
[White "Weissenhofer, Jonas"]
[Black "Hrbek, Stepan"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1402"]
[BlackElo "1760"]
[PlyCount "108"]
[EventDate "2016.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. Bd3 dxc3 5. Nxc3 Nc6 6. Nf3 d5 7. exd5 Nxd5 8. Be4 Nxc3 9. Bxc6+ bxc6 10. Qxd8+ Kxd8 11. bxc3 f6 12. Be3 e5 13. Rd1+ Kc7 14. Kd2 Ba3 15. Kc2 Be6 16. Nd2 Rhd8 17. f4 Rab8 18. Nb3 Bf5+ 19. Rd3 Bxd3+ 20. Kd2 Bc4+ 21. Kc2 Bxb3+ 22. axb3 exf4 23. Bxf4+ Bd6 24. Bxd6+ Rxd6 25. Rb1 Rbd8 26. b4 Rd2+ 27. Kb3 Rxg2 28. Ra1 Kb7 29. Rh1 Rdd2 30. h4 f5 31. Kc4 f4 32. Rf1 Rgf2 33. Rg1 g6 34. Rg4 Rd7 35. Kb3 Rf7 36. Rg1 Re2 37. Rf1 f3 38. Kc4 f2 39. Kb3 Re1 40. Rxf2 Rxf2 41. Kc4 Rc1 42. Kb3 Rf3 43. Kc4 Rfxc3+ 44. Kd4 Rc4+ 45. Ke5 Rxb4 46. Kf6 h5 47. Kg7 g5 48. hxg5 Rg4 49. Kh6 Rcg1 50. Kg6 Rf1 51. Kg7 Rxg5+ 52. Kh6 Rg2 53. Kh7 Rf6 54. Kh8 Rh6# 0-1

