[Event "Mendrisio op 25th"]
[Site "Mendrisio"]
[Date "2021.09.12"]
[Round "4"]
[White "Cacciola, Alfredo"]
[Black "Villiger, Jan"]
[Result "1-0"]
[ECO "B49"]
[WhiteElo "2170"]
[BlackElo "1609"]
[PlyCount "22"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 Nf6 7. 0-0 a6 8. Be3 Bb4 9. Na4 b5 10. Nxc6 bxa4 11. Bc5 Bxc5 1-0

[Event "Mendrisio op 25th"]
[Site "Mendrisio"]
[Date "2021.09.11"]
[Round "3"]
[White "Acor, Corey B"]
[Black "Villiger, Jan"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2277"]
[BlackElo "1609"]
[PlyCount "75"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. exd5 exd5 5. d4 Nf6 6. Bg2 cxd4 7. Qxd4 Nc6 8. Qd1 d4 9. Nce2 Bb4+ 10. c3 dxc3 11. Qxd8+ Nxd8 12. bxc3 Be7 13. Nf3 Nc6 14. Rb1 0-0 15. 0-0 Re8 16. Nfd4 Nxd4 17. Nxd4 a6 18. Bxb7 Rb8 19. Be4 Rxb1 20. Bxb1 Bb7 21. Re1 Kf8 22. Nf5 Bc5 23. Rxe8+ Nxe8 24. Be3 Bxe3 25. Nxe3 Nd6 26. Bd3 Ne4 27. Bxe4 Bxe4 28. Kf1 Ke7 29. Ke2 Ke6 30. Kd2 g5 31. c4 f5 32. f4 gxf4 33. gxf4 Kd6 34. Kc3 Kc5 35. Nd1 a5 36. Nb2 Bc6 37. Nd3+ Kd6 38. Kd4 1-0

[Event "Mendrisio op 25th"]
[Site "Mendrisio"]
[Date "2021.09.11"]
[Round "2"]
[White "Villiger, Jan"]
[Black "Levacic, Damir"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1609"]
[BlackElo "2193"]
[PlyCount "59"]
[EventDate "2021.09.10"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. e4 d6 7. Be2 Bg7 8. Be3 0-0 9. 0-0 Bd7 10. Qd2 a6 11. h3 Rc8 12. Rac1 Nxd4 13. Bxd4 Qa5 14. Rfd1 Kh8 15. Qe3 b5 16. Bb6 Qb4 17. a3 Qxb2 18. Rb1 Qxa3 19. Ra1 Ng4 20. Bxg4 Qxc3 21. Bxd7 Qxe3 22. Bxe3 Rc7 23. Rxa6 Rxd7 24. cxb5 Bf6 25. b6 Rb7 26. Ra7 Rfb8 27. Rxb7 Rxb7 28. Rc1 Kg7 29. Rc7 Rb8 30. b7 1-0

