[Event "Zuerich Chess Challenge"] [Site "Zuerich SUI"] [Date "2013.02.27"] [Round "4.1"] [White "Anand, Viswanathan"] [Black "Caruana, Fabiano"] [Result "0-1"] [ECO "C78"] [WhiteElo "2780"] [BlackElo "2757"] [PlyCount "90"] [EventDate "2013.02.23"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. Be3 O-O 10. Nbd2 h6 11. h3 Re8 12. Re1 Bd7 13. Bc2 Rb8 14. Rc1 (14. a3 Qe7 15. b4 Rbd8 16. Rc1 a5 17. d5 Nb8 18. Bxb6 cxb6 19. Qe2 Nh5 20. Qe3 Nf4 21. h4 Qf6 22. g3 Rc8 23. gxf4 exf4 24. Qd4 Qg6+ 25. Kh1 Qh5 26. e5 Qg4 27. Nh2 Qxh4 28. exd6 {1-0 Navara,D (2722)-Onischuk,A (2675)/Khanty-Mansiysk RUS 2011/ The Week in Chess 878}) 14... Nh7 15. Bd3 Qf6 16. Nb3 Nf8 17. Kh2 g5 18. d5 Ne7 19. c4 Bxe3 (19... bxc4 20. Bxc4 a5 {was an alternative way to play but Caruana felt it was a risky and a bit slow.}) 20. Rxe3 (20. fxe3 c5) 20... c5 21. dxc6 Bxc6 22. Kg1 Nfg6 23. Nfd2 Nf4 24. Bf1 Bd7 25. c5 $5 (25. g3 Nxh3+ ( 25... Kh7 {looks like a reasonable practical chance but seems like it might be winning for white if he’s accurate.} 26. cxb5 (26. gxf4 gxf4 27. Rd3 Rg8+ 28. Kh1) 26... axb5 27. Rc7 Be6 28. gxf4 gxf4 29. Rd3) 26. Bxh3 Bxh3 27. g4 {was initially missed by Caruana.}) 25... Red8 26. Qe1 Nc6 27. Nf3 d5 28. exd5 Nxd5 29. Rxe5 {I didn’t think I’m worse... but it’s not easy. - Caruana on the exchange sacrifice.} (29. Re2 Bxh3 30. Nxe5 Nxe5 31. Rxe5 Bf5) (29. Rd3 {"The question is when I sacrificed the exchange whether it was necessary or not. Fabio suggested it wasn’t strictly necessary and I can go Rd3 and he might be right." - Anand.} Bf5 (29... Be6 {may be the best option.} 30. Nbd2 (30. Rd2 Nf4 31. Rcd1 Bd5) 30... Qg7 31. Ne4 f5 32. Nd6 e4 33. Rd2 Nc7 34. Nh2) 30. Rd2 {and Caruana didn’t see a move for anything like an advantage here.} Bxh3 ( 30... Rd7 31. Rcd1 Rbd8 32. g3) 31. gxh3 Qxf3 32. Bg2 $3 {wins for white for instance.}) 29... Nxe5 30. Qxe5 Be8 {"It’s hard to prove black is better, it’s hard to prove white is equal also." Anand.} 31. Na5 Qxe5 (31... Rbc8 $2 32. Nb7 $1) 32. Nxe5 Ne7 33. a3 (33. a4 Rbc8 34. b4 Rd4) 33... Rbc8 34. Nd3 Nc6 35. Nb7 Rd4 36. Nd6 {Anand thought he did a reasonable job of getting compensation for the exchange by getting his knight to d6,.} Rd8 37. Re1 $5 {Anand thought he might have alternatives here and wasn’t sure whether this was a mistake or not. } (37. Rc3 {followed by g4 was Anand’s post-game suggestion.}) 37... Bd7 38. g4 Be6 39. Re3 Kf8 40. b4 Ne7 41. Bg2 $2 {"Bg2 is just a blunder." - Anand. Black is clearly pressing but "it’s not that easy to win." Caruana.} (41. Kh2) (41. Ne5 {I was calculcating Ne5 which must be the best move and I became worried by Rd1 pinning my bishop, I don’t know why, and I just walked into Nc8.}) 41.
.. Nc8 42. Nxc8 Bxc8 43. Ne5 Re8 44. Rd3 Rxd3 45. Nxd3 Re2 0-1
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