Korchnoi Zurich Chess Challenge 2017 / Rounds 2 & 3

by National Life Master Loal Davis

 

OnStage

 

 

“Korchnoi Zurich Chess Challenge 2017”
Round “2”
White “Anand, Viswanathan (IND)”
Black “Pelletier, Yannick (SUI)”

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Be7 7. Be3 b6 8. Qd2 Nc6 9. Bb5 Ndb8 10. Qf2 c4 11. Ne2 a6 12. Bxc6+ Nxc6 13. c3

Click on any Chess Diagram to step through the annotated game via PGN.

Anand, Viswanathan (IND) vs. Pelletier, Yannick (SUI),  ?,  Source2017.04.14,  Round 2

 

Both sides now maneuver to strike at the base of the Pawn chain. It is not clean, but both realize where they must play; Black on the Queenside and White on the Kingside.

b5 14. g4 h5

This stops the smooth sailing for White’s Pawns, but the attack on the Kingside must continue.

15. gxh5 Rxh5 16. h4 Rh8 17. Qg2 Bf8 18. f5

Anand, Viswanathan (IND) vs. Pelletier, Yannick (SUI),  ?,  Source2017.04.14,  Round 2

 

Yes – Regardless of the Pawn, White’s play must take place on the Kingside.

exf5 19. Bg5 Qc7 20. h5 Be6

(20… b4)

21. h6 Kd7 22. h7 Re8 23. Bd2 Kc8 24. a4

(24. Nf4) (24. Ng5)

24… b4 25. Nf4 Qd7 26. Ng5 g6 27. Kf1 b3 28. Re1 Nd8 29. Re2 Qb7 30. Ngxe6 Nxe6

(30… fxe6)

31. Nxd5 Be7 32. Nxe7+ Rxe7 33. d5 Nf8 34. Bh6

Anand, Viswanathan (IND) vs. Pelletier, Yannick (SUI),  ?,  Source2017.04.14,  Round 2

 

White is climbing all over this position.

Re8 35. Bxf8 Rexf8 36. Rh4 Kd8 37. Rd2 Re8 38. e6 Re7 39. Qg5 1-0

 

 

“Korchnoi Zurich Chess Challenge 2017”
Round “2”
White “Oparin, Grigoriy (RUS)”
Black “Nakamura, Hikaru (USA)”

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O a6 7. a4 O-O 8. Re1 Ba7 9. h3 Ne7 10. Nbd2 Ng6 11. d4 Re8 12. Qb3 Qe7 13. Nf1 c6 14. dxe5 dxe5 15. Ng5 Rf8 16. a5 Nh4 17. g3 Ng6 18. Kg2 Ne8 19. Qc2 Nd6 20. Bb3 Kh8 21. Qe2 h6 22. Qh5 Qe8 23. Be3 f6

Oparin, Grigoriy (RUS) vs. Nakamura, Hikaru (USA),  ?,  Source2017.04.14,  Round 2White (Oparin) To Play

24. Nf7+

After  24. Qd1  Black is slightly better, but nothing like the game continuation.

24… Nxf7

(24… Kh7 25. Nxd6 Nf4+   Goodbye Queen.)

25. Qxg6

Oparin, Grigoriy (RUS) vs. Nakamura, Hikaru (USA),  ?,  Source2017.04.14,  Round 2Black (Nakamura) To Play

Bxh3+

Based on the same idea above.

26. Kh2 Bxf1 27. Bxa7 Ng5 28. Qxe8 Rfxe8 29. Rxf1 Rxa7 30. Rad1 b6 31. axb6 Rb7 32. Bc2 a5 33. Rd6 Rxb6 34. b3 Ne6 35. Rb1 Nc5 36. b4 axb4 37. Rxb4 Ra6 38. Rc4 Ra2 39. Bd1 Nb7 40. Rdxc6 Rxf2+ 41. Kg1 Rd2 42. Bh5 Ra8 43. Rc8+ Rxc8 44. Rxc8+ Kh7 45. Bg4 Nd6 46. Rc6 Kg6 47. Bf3 Nf7 48. c4 Ng5 49. Bg2 Kh5 50. c5 Kg4 51. Ra6 Rc2 52. c6 Kxg3 53. Ra3+ Kf4 54. Ra6 h5 0-1

Oparin, Grigoriy (RUS) vs. Nakamura, Hikaru (USA),  ?,  Source2017.04.14,  Round 2Final Position 

 

 

“Korchnoi Zurich Chess Challenge 2017”
Round “3”
White “Nepomniachtchi, Ian (RUS)”
Black “Anand, Viswanathan (IND)”

1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 g6 7. Ng5 e6 8. Nge4 f5 9. Nxd5 exd5 10. Nc3 d4 11. Nd5 Bd6 12. d3 Be6 13. h4 Be5 14. Nf4 Bf7 15. Bd2 Rc8 16. Rc1 b6 17. O-O Bxf4 18. Bxf4 Bd5 19. e4 dxe3 20. fxe3 O-O 21. Bg5 Qd6 22. e4 Bxa2 23. exf5 gxf5 24. b3 Nd4 25. Bf4 Qe6 26. Re1 Qf7 27. b4 Bd5 28. bxc5 Bxg2 29. Kxg2 Rxc5 30. Rxc5 bxc5 31. Qa4

Nepomniachtchi, Ian (RUS) vs. Anand, Viswanathan (IND),  ?,  Source2017.04.14,  Round 3Black (Anand) To Play

Rc8

Both   31… Qd5+ 32. Kh3 Nf3   or  31… Rd8  target the center, King, and d3 Pawn.

32. Kh3 Ne6 33. Re5 c4 34. Qa6 Nxf4+ 35. gxf4 Rc7 36. Re2

Nepomniachtchi, Ian (RUS) vs. Anand, Viswanathan (IND),  ?,  Source2017.04.14,  Round 3Black (Anand) To Play

c3

There is not enough time for this. King Safety comes into play now.  (36… cxd3)

37. Qd6 Qd7

(37… h5)

38. Rg2+ Kf7 39. Qe5 Qc6 40. Qg7+ Ke8 41. Re2+ 1-0

Nepomniachtchi, Ian (RUS) vs. Anand, Viswanathan (IND),  ?,  Source2017.04.14,  Round 3Final Position

 

 

“Korchnoi Zurich Chess Challenge 2017”
Round “3”
White “Nakamura, Hikaru (USA)”
Black “Svidler, Peter (RUS)”

1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e3 e5 6. Nge2 Nge7 7. O-O O-O 8. Nd5 d6 9. Nec3 Bf5 10. d3 Qd7 11. a3 Bh3 12. Rb1 Bxg2 13. Kxg2 Nxd5 14. cxd5 Ne7 15. b4 cxb4 16. axb4 Bh6 17. e4 Bxc1 18. Rxc1 Rfc8 19. Qd2 Rc7 20. f4 Rac8 21. fxe5 dxe5 22. Rc2 Qd6

Nakamura, Hikaru (USA) vs. Svidler, Peter (RUS),  ?,  2017.04.14,  Round 3White (Nakamura) To Play

23. Qf2

White doesn’t want to defend and gets into trouble.  (23. Rfc1)

23… Nf5 24. exf5 Rxc3 25. Rxc3 Rxc3 26. Qf3 gxf5 27. Qxf5 Qxd5+ 28. Kh3 Rc6

Nakamura, Hikaru (USA) vs. Svidler, Peter (RUS),  ?,  2017.04.14,  Round 3

 

White is really suffering here.

29. g4 Rd6 30. Rf3 Qe6 31. Qg5+ Kf8 32. Re3 Qh6+ 33. Qxh6+ Rxh6+ 34. Kg3 Rb6 35. Re4 f6 36. h4 Rd6 37. Re3 Rd4 38. g5 Kg7 39. b5 Rb4 40. gxf6+ Kxf6 41. Rf3+ Kg7 42. Rf2 Rxb5 43. Ra2 a5 44. Kg4 Kf6 45. Ra3 Kg6 46. h5+ Kf6 47. Ra1 Rb4+ 48. Kg3 a4 49. Rf1+ Kg5 0-1

Nakamura, Hikaru (USA) vs. Svidler, Peter (RUS),  ?,  2017.04.14,  Round 3Final Position 

 

The following images are courtesy of Derrick Bartotto.

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#NamePtsSB
1Svidler, Peter23.75
 Nepomniachtchi, Ian23
 Kramnik, Vladimir22.75
 Nakamura, Hikaru21.5
5Gelfand, Boris1.52.5
6Oparin, Grigoriy11
 Anand, Viswanathan10.5
8Pelletier, Yannick0.50.5

 

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