[Event "Hoogovens"] [Site "Wijk aan Zee NED"] [Date "1968.01.13"] [Round "4"] [White "Hans Ree (?)"] [Black "Lajos Portisch (?)"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "B40"] [Opening "Sicilian Defense: French Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 e6 { B40 Sicilian Defense: French Variation } 3. d3 d5 4. g3 Nc6 5. Bg2 dxe4 6. dxe4 Qxd1+ 7. Kxd1 b6 8. c3 Ba6 9. Bf1 O-O-O+ 10. Nbd2 Bb7 11. Kc2 Nf6 12. Bd3?! { (-0.48 → -1.15) Inaccuracy. Ng5 was best. } (12. Ng5 Rd7 13. f3 h6 14. Nh3 g5 15. Nf2 g4 16. fxg4 Ne5 17. Be2 c4 18. b4 Rg8) 12... h6 13. Re1 g5 14. h3 g4 15. hxg4 Nxg4 16. Rf1 h5 17. a4 Nce5 18. Nxe5 Nxe5 19. Be2 h4 20. g4?? { (-1.38 → -4.11) Blunder. f4 was best. } (20. f4) 20... h3 21. f3 h2 22. Rh1 Rh3 23. Kb3?! { (-4.42 → -5.79) Inaccuracy. Bf1 was best. } (23. Bf1 Rh8) 23... Nd3?! { (-5.79 → -4.00) Inaccuracy. Bd6 was best. } (23... Bd6 24. a5 Rdh8 25. axb6 axb6 26. Nc4 Nxc4 27. Kxc4 Rg3 28. b4 Rg2 29. Bd3 Rf2 30. bxc5) 24. Bxd3?! { (-4.00 → -6.26) Inaccuracy. Nf1 was best. } (24. Nf1) 24... Rxd3 25. Nf1 Rdxf3 26. Rxh2 Rxh2 27. Nxh2 Rf2 { White resigns. } 0-1