[Event "Zuerich op-B 41st"]
[Site "Zuerich"]
[Date "2017.12.27"]
[Round "2"]
[White "Bolognese, Leonardo"]
[Black "Buttiker, Stephan"]
[Result "1-0"]
[ECO "E88"]
[WhiteElo "1832"]
[BlackElo "1981"]
[PlyCount "61"]
[EventDate "2017.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 c6 8. Qd2 cxd5 9. cxd5 a6 10. g4 h5 11. gxh5 Nxh5 12. 0-0-0 Nd7 13. Nh3 b5 14. Kb1 Nb6 15. Nf2 Bd7 16. Bd3 Nc4 17. Bxc4 bxc4 18. Rdg1 Rb8 19. Bh6 Nf4 20. Bg5 Qb6 21. Ncd1 Rfc8 22. Ka1 Ba4 23. h4 Bxd1 24. Nxd1 Nd3 25. Be3 Qb5 26. Rh2 Qa4 27. h5 Rb3 28. hxg6 fxg6 29. Rxg6 Nb4 30. Rxg7+ Kxg7 31. Qg2+ 1-0

[Event "Zuerich op-B 41st"]
[Site "Zuerich"]
[Date "2017.12.26"]
[Round "1"]
[White "Buttiker, Stephan"]
[Black "Lutz, Joerg"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "1981"]
[BlackElo "1740"]
[PlyCount "81"]
[EventDate "2017.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 Qc7 8. 0-0 d5 9. Re1 d4 10. Ne2 c5 11. c3 c4 12. Qa4+ Bd7 13. Qxc4 Qxc4 14. Bxc4 dxc3 15. Nxc3 Bb4 16. Bf4 Ne7 17. Red1 Ng6 18. Bd6 Bxd6 19. Rxd6 Ne5 20. Be2 Ke7 21. Rad1 Rhd8 22. Rxa6 Rxa6 23. Bxa6 Rb8 24. Rd2 Rb6 25. Be2 Rb8 26. f4 Ng6 27. g3 Bc6 28. Kf2 Nf8 29. a4 Nd7 30. Bb5 Bxb5 31. Nxb5 Nc5 32. Nc3 Rxb2 33. Rxb2 Nd3+ 34. Ke3 Nxb2 35. Kd4 Kd7 36. Kc5 Nd3+ 37. Kb6 Nb4 38. a5 Kc8 39. a6 Kb8 40. a7+ Ka8 41. Nb5 1-0

