
[Event "6th Spandau Christmas"]
[Site "Spandau GER"]
[Date "2023.12.28"]
[Round "3.4"]
[White "Krefenstein, Sergej"]
[Black "Foerster, Jo"]
[Result "1/2-1/2"]
[WhiteElo "2029"]
[BlackElo "2275"]
[ECO "E12"]
[PlyCount "62"]
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 d5 6.cxd5 exd5 7.Bf4 a6 8.e3 Bd6 9.Bg3 Bxg3 10.hxg3 Nbd7 11.Bd3 Qe7 12.Qc2 g6 13.Rc1 c5 14.dxc5 Nxc5 15.O-O O-O 16.b4 Ne6 17.Ne2 Rfc8 18.Qb2 Nd7 19.Ned4 Qf6 20.Rxc8+ Rxc8 21.Rc1 Rxc1+ 22.Qxc1 Nxd4 23.exd4 Qd6 24.Qe3 Nf6 25.Ne5 Kg7 26.Qf4 Qe6 27.Nf3 a5 28.bxa5 bxa5 29.Qc7 Qc6 30.Qxa5 Qc1+ 31.Qe1 Qxa3 1/2-1/2
[Site "Spandau GER"]
[Date "2023.12.28"]
[Round "3.4"]
[White "Krefenstein, Sergej"]
[Black "Foerster, Jo"]
[Result "1/2-1/2"]
[WhiteElo "2029"]
[BlackElo "2275"]
[ECO "E12"]
[PlyCount "62"]
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 d5 6.cxd5 exd5 7.Bf4 a6 8.e3 Bd6 9.Bg3 Bxg3 10.hxg3 Nbd7 11.Bd3 Qe7 12.Qc2 g6 13.Rc1 c5 14.dxc5 Nxc5 15.O-O O-O 16.b4 Ne6 17.Ne2 Rfc8 18.Qb2 Nd7 19.Ned4 Qf6 20.Rxc8+ Rxc8 21.Rc1 Rxc1+ 22.Qxc1 Nxd4 23.exd4 Qd6 24.Qe3 Nf6 25.Ne5 Kg7 26.Qf4 Qe6 27.Nf3 a5 28.bxa5 bxa5 29.Qc7 Qc6 30.Qxa5 Qc1+ 31.Qe1 Qxa3 1/2-1/2
[Event "6th Spandau Christmas"]
[Site "Spandau GER"]
[Date "2023.12.28"]
[Round "3.4"]
[White "Krefenstein, Sergej"]
[Black "Foerster, Jo"]
[Result "1/2-1/2"]
[WhiteElo "2029"]
[BlackElo "2275"]
[ECO "E12"]
[Opening "Queen's Indian"]
[Variation "Petrosian system"]
[EventDate "2023.12.27"]
[WhiteFideId "12922072"]
[BlackFideId "4640098"]
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 exd5 7. Bf4 a6 8.
e3 Bd6 9. Bg3 Bxg3 10. hxg3 Nbd7 11. Bd3 Qe7 12. Qc2 g6 13. Rc1 c5 14. dxc5
Nxc5 15. O-O O-O 16. b4 Ne6 17. Ne2 Rfc8 18. Qb2 Nd7 19. Ned4 Qf6 20. Rxc8+
Rxc8 21. Rc1 Rxc1+ 22. Qxc1 Nxd4 23. exd4 Qd6 24. Qe3 Nf6 25. Ne5 Kg7 26.
Qf4 Qe6 27. Nf3 a5 28. bxa5 bxa5 29. Qc7 Qc6 30. Qxa5 Qc1+ 31. Qe1 Qxa3
1/2-1/2