Gently Down the Stream

Pyotr Veniaminovich Svidler – 侯逸凡 (Hóu Yìfán)
FIDE Grand Prix 2017; 3rd stage; Geneva, July 15, 2017
Semi-Tarrasch Defence D35

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Rb1 Be7 8. Nf3 0-0 9. Bc4 Nc6 10. 0-0 b6 11. d5 Na5 12. Bd3 c4 13. Bc2 exd5 14. exd5 Bb7 15. Re1 Bf6TN (15. ... Re8 16. Ba4 Rf8 17. Bf4 Bd6 18. Bg5 f6 19. Be3 Bc7 20. Nd4 Qxd5 21. Qg4 f5 22. Qh3 f4 23. Bc1 ½ : ½ Matlakov – Shimanov, 18th European Individual Chess Championship, Minsk 2017) 16. d6 Re8 (16. ... Bxc3?? 17. Bxh7+!+−) 17. Rxe8+ Qxe8 18. Bf4 Rd8 19. Bf5 g6? 19. ... Qc6! 20. d7 g6 21. Bh3 Bxc3 22. Qe2 seems to be a lesser evil. 20. d7 Qf8 21. Bh3 Be4 22. Rc1 Qc5 23. Qe2 Bf5 (23. ... Bc6 24. Re1+−) 24. Rd1 Bxh3 25. gxh3 Kg7 (25. ... Nb7 26. Qe4 Qf5 27. Qxf5 gxf5 28. Bc7 Rf8 29. Nd4+−)

26. Rd6! Bxc3 (26. ... Qf5 27. Rxf6+−) 27. Ng5! Qf5 28. Qe7 h6 29. Ne6+ Kh7 30. Nxd8 Qxf4 31. Nxf7 1 : 0.