Time control: 40/1:40, 20/0:50, rest 0:15 + 30 sec./move

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 c5 and I was "out of the book" I had prepared 4... O-O 5. g3 Bxd2+ 6. Qxd2 d6 7. Bg2 Qe7 8. Nc3 e5 (8... c6 He once played this line 9. e4 e5 10. O-O Re8 11. Nh4!?) 9. O-O Re8 10. e4 Bg4 11. Nh4!? 5. Bxb4 7 General considerations: a pawn in the center is usually worth more 5... cxb4 6. Nbd2 O-O 7. Qc2 d6 8. e3 8. e4 e5 8... Re8 9. Bd3 e5 10. dxe5 1:17 10... dxe5 1:35 11. Ne4 Nbd7 12. Rd1 5 12. Nd6 Re6 13. Nxf7 Qe7 (13... Kxf7 14. Ng5+ Ke7 15. Nxe6 Kxe6 16. Bxh7) 14. Bf5 Ra6 15. N7g5 12... Qa5 13. O-O Nxe4 13... g6 14. Nfg5 Nxe4 15. Nxe4 Re6 16. Be2 Nf6 17. Nxf6+ Rxf6 18. Qe4+/= 13... h6 14. Nd6 Re7 15. Bf5+/- 13... Qxa2?? 14. Ra1 b3 15. Qc3+- 14. Bxe4 Nf6 15. Ng5 15 15. Bd5 Nxd5 16. Rxd5 Qxa2 17. Ng5 g6 18. Ne4 Kg7~~ 15... h6 30 15... Nxe4 16. Nxe4 Bf5 17. Nf6+ gxf6 18. Qxf5+/- 15... g6!? 16. Rd6 Kg7 16. Bh7+ 10 16... Kf8 16... Kh8?? 17. Nxf7# 17. Nxf7 Kxf7 17... Nxh7 18. Qxh7 Kxf7 19. f4 e4 20. f5+- Qb6 21. f6 Qxe3+ 22. Kh1 18. Bg6+ Ke7 19. Bxe8 Kxe8 20. Qg6+ 0:20 20... Kf8 0:08 21. Rd6 Ne8! Not seen when I sacrifized on f7. The knight is the kings best friend. 21... Bd7? 22. Rxf6+ gxf6 23. Qxf6+ Kg8 (23... Ke8 24. Qh8+) 24. Qg6+ Kh8 25. Qxh6+ Kg8 26. Rd1+- 21... Qc7 22. Rfd1 Qf7 23. Rd8+ Ne8 24. Qe4+- 22. Rd5 Qb6 23. Qxb6? I thought the endgame is winning 23. Qg3!? Nf6 24. Rxe5 Be6 25. b3+/= 23... axb6 24. Rb5?! 24. Rd8 Ke7 25. Rfd1 Nc7 26. h3 Be6 27. Rxa8 Nxa8 28. b3~~ 24... Rxa2 25. Rxb4 Bd7 26. Rxb6 Bc6 27. f4? I missed that my rook might get captured after 27. b4 Nd6 28. b5 (28. c5 Nc4 29. b5 Bd5) 28... Nxc4 29. bxc6 Nxb6 30. cxb7 Nd7 27. f3! Nd6 28. Rc1+/= I totally lost the plot in this endgame. Perhaps this happened also due to the new time control. 27... exf4 28. Rxf4+ Nf6 29. Rd4? Ke7? 29... Ra1+ 30. Kf2 Rc1-/+ 30. g3? 0:05 30... Nd7? 0:05 and again 30... Ra1+ 31. Kf2 Rc1-/+ 31. Rb4 Nc5 32. Kf2 Na4? 33. Rd2 Nc3 34. Rd4 Rxb2+?? 34... Na4 35. Rd2 Ra1-/+ 35. Rxb2 1-0 [Achim Mueller]