[Event "MCA 7200 Atticus v Formby"]
[Site "?"]
[Date "2022.01.26"]
[Round "?"]
[White "Banerjee, Sanjoy"]
[Black "Grady, john"]
[Result "1/2-1/2"]
[ECO "E91"]
[Annotator "Tactical Analysis 4.3 (30s)"]
[PlyCount "100"]
[EventDate "2021.11.29"]
[SourceVersionDate "2022.01.27"]
{[%evp 11,70,33,51,49,62,41,52,47,53,9,21,24,60,22,22,14,69,22,23,24,25,29,25,
21,12,-108,-118,-122,-121,-145,-142,-146,-144,-137,-127,-126,-121,-120,-103,
-124,-89,-107,-88,-111,-105,-135,-134,-142,-131,-223,-211,-203,-248,-234,-219,
-305,-299,-296,-292,-294,-293] E91: King's Indian: Classical: 6 Be2, unusual
replies including 6...c5 and 6...Bg4} {Analysis by Fritz} 1. d4 Nf6 2. c4 g6 3.
Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 a5 7. O-O Na6 8. h3 (8. e5 Ng4 9. exd6 cxd6
10. h3 Nf6 11. Be3 d5 12. c5 Bd7 13. Qb3 Bc6 14. Ne5 Nd7 15. Nxc6 bxc6 16. Qa4
Qc7 17. Qd1 e5 18. Na4 exd4 19. Bxd4 Bxd4 20. Qxd4 Rfe8 21. Bxa6 Re4 22. Qd1
Rxa6 {Kramnik,V (2809)-Fressinet,L (2606) Paris 2002 CBM 090 [Tsesarsky,I] 1-0
(50)}) 8... b6 $146 {[%CAl Oe7e5]} (8... e5 9. dxe5 (9. Be3 exd4 10. Bxd4 Re8
11. Nd2 Nc5 12. Bf3 Bh6 13. Bxc5 dxc5 14. Nb3 Qe7 15. Re1 a4 16. Nc1 a3 17. b3
c6 18. Nd3 Nd7 19. Na4 Bg7 20. Rc1 Bd4 21. g3 h5 22. h4 Ne5 23. Nxe5 Qxe5 {
Teske,H (2461)-Podzielny,K (2414) Schwaebisch Gmuend 2016 1-0 (77)}) 9... dxe5
10. Qxd8 (10. Be3 Nd7 11. a3 Nac5 12. b4 Ne6 13. Qd2 c5 14. Nd5 Nd4 15. Nxd4
exd4 16. Bg5 f6 17. Bf4 axb4 18. axb4 Rxa1 19. Rxa1 cxb4 20. Ra8 Kh8 21. Qxb4
Ne5 22. Bxe5 fxe5 23. Bg4 {1-0 (23) Pelletier,Y (2592)-Forster,R (2459)
Switzerland 2010 CBM 139 [Pelletier,Y]}) 10... Rxd8 11. Be3 Re8 12. c5 Bf8 13.
Bxa6 Rxa6 14. Nb5 Rc6 15. Na7 Rce6 16. Nxc8 Nxe4 17. Na7 c6 18. Rac1 Ra8 19.
Rc4 Nf6 20. Nxc6 bxc6 21. b3 Rb8 22. Re1 Rb5 23. Bg5 {Hovhannisyan,M (2474)
-Istratescu,A (2631) Antwerp 2010 0-1 (74)}) 9. Be3 {White is slightly better.}
Bb7 10. Nd2 (10. e5 $14 dxe5 11. Nxe5 (11. dxe5 Nd7 $11)) 10... e5 11. d5 Nc5 (
11... Nd7 $11) 12. Bg5 (12. a3 $14) 12... Qe8 13. Qc2 c6 (13... Nfd7 $11) 14.
dxc6 (14. b3 $14 {was preferrable.}) 14... Bxc6 $11 15. Nd5 Nxd5 16. cxd5 Bd7
17. Nc4 {[%csl LRb6,LRd6]} f6 18. Nxb6 fxg5 $17 19. Nxa8 Qxa8 20. g4 Rf4 21. f3
Qa7 {And now ...Nb3+ would win.} 22. Kg2 Rf8 {[%CAl Bf4f8,Bf8c8,Bc8b8,Bb8b3]
[%mdl 32]} 23. b3 Rc8 {[%CAl Oc5e6]} 24. Qd2 Qb6 25. Rac1 Qd8 ({Black should
try} 25... Bf6 26. Rc2 Rf8) 26. Rc3 Qf6 27. Rfc1 h5 28. a3 {[#] Strongly
threatening b4.} Rb8 {Against b4} 29. Qe3 Qf4 30. Qxf4 (30. Rb1 $17) 30... exf4
$19 31. Rxc5 dxc5 32. Rxc5 Rxb3 33. Rxa5 {[%CAl Oe4e5]} Rb2 {Black has a
decisive advantage.} 34. Kf1 Rb1+ 35. Kg2 Bd4 $19 {[%mdl 32768] Prevents Ra7.
Weighted Error Value: White=0.26 (precise) /Black=0.11 (very precise) . An
unexpected result.} ({Don't go for} 35... Rb2 $2 36. Kf1 $19) 36. d6 {Game was
drawn prior to this move} Rb2 37. Kf1 Kg7 38. Rxg5 hxg4 39. hxg4 Bc6 40. Ra5
Rb1+ 41. Kg2 Bb6 42. Re5 Rb2 43. Re7+ Kf6 44. Kf1 Kg5 45. a4 Kh4 46. a5 Bxa5
47. Ra7 Kg3 48. Rxa5 Rb1+ 49. Bd1 Rxd1+ 50. Ke2 Rxd6 $19 1/2-1/2
