[Event "Berlin-ch Seniors op 36th"]
[Site "Berlin"]
[Date "2020.02.05"]
[Round "8.20"]
[White "Hildebrand, Gerald"]
[Black "Gaudernak, Stefan"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2114"]
[BlackElo "1829"]
[PlyCount "77"]
[EventDate "2020.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. cxd5 exd5 7. Bd3 Bxd3 8. Qxd3 Nbd7 9. 0-0 Be7 10. e4 Nxe4 11. Nxe4 dxe4 12. Qxe4 0-0 13. Bf4 Nf6 14. Qc2 h6 15. Qb3 Nd5 16. Bg3 Qb6 17. Qc2 Rfe8 18. Rad1 Rad8 19. a3 Bd6 20. Ne5 Qc7 21. Bh4 Be7 22. Bg3 Bd6 23. Rfe1 f6 24. Nf3 Bxg3 25. hxg3 Qf7 26. Nh4 Ne7 27. Re3 g5 28. Nf5 Nxf5 29. Qxf5 Kg7 30. Qc5 Rxe3 31. fxe3 Re8 32. d5 cxd5 33. Rxd5 Re7 34. Qd4 Qe6 35. Kf2 h5 36. Rxg5+ Kh6 37. Rd5 Rg7 38. Qf4+ Rg5 39. Rd6 1-0

[Event "Berlin-ch Seniors op 36th"]
[Site "Berlin"]
[Date "2020.01.30"]
[Round "3.18"]
[White "Gaudernak, Stefan"]
[Black "Ahlberg, Mario"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1829"]
[BlackElo "1989"]
[PlyCount "54"]
[EventDate "2020.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nxc3 5. bxc3 e6 6. d4 Be7 7. Qg4 0-0 8. Nf3 e5 9. Qe4 exd4 10. Nxd4 c5 11. Ne2 Nc6 12. 0-0 Bf6 13. Bf4 Re8 14. Qf3 Be6 15. Bxe6 Rxe6 16. Rab1 Qa5 17. Rxb7 Qa6 18. Rc7 Bd8 19. Ng3 Bxc7 20. Bxc7 Qxa2 21. Qd3 Ne5 22. Bxe5 Rxe5 23. c4 Rae8 24. f3 Qa5 25. Rd1 Re1+ 26. Kf2 Rxd1 27. Qxd1 Qc3 0-1

