[Event "PRO League Group Stage"] [Site "chess.com INT"] [Date "2020.02.03"] [Round "5"] [White "Hansen, Eric"] [Black "So, W."] [Result "0-1"] [ECO "C77"] [WhiteElo "2606"] [BlackElo "2770"] [Annotator "Yip"] [PlyCount "68"] [EventDate "2020.01.06"] [EventType "team"] [EventRounds "7"] [EventCountry "USA"] [SourceTitle "TWIC 1318"] [Source "Mark Crowther"] [SourceDate "2020.02.10"] [SourceVersion "2"] [SourceVersionDate "2020.02.11"] [SourceQuality "2"] [WhiteTeam "Canada Chessbrahs"] [BlackTeam "Saint Louis Arch Bishops"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. Nc3 d6 8. a3 ( 8. Nd5 h6 9. c3 (9. Be3 Be6 10. a4 b4 11. Bxc5 dxc5 12. Nxf6+ Qxf6 13. Bxe6 Qxe6 14. Nd2 Na5 15. Nb3 Nb7 16. Qe2 O-O 17. O-O Rad8 18. f4 exf4 19. Rxf4 Qe5 20. Raf1 {1/2-1/2 (20) Vallejo Pons,F (2704)-Sargissian,G (2689) Moscow RUS 2019}) 9... Rb8 10. h3 Be6 11. O-O O-O 12. d4 exd4 13. cxd4 Bb6 14. Nxf6+ Qxf6 15. d5 Bd7 16. dxc6 Bxc6 17. Qc2 Bb7 18. Be3 c5 19. Bd5 Bc8 20. Nh2 Bd7 21. Rad1 Rfe8 22. b3 a5 23. Rfe1 Qg6 24. Kh1 Re7 25. f4 Rbe8 26. Qf2 Qf6 27. Ng4 Bxg4 28. hxg4 a4 29. Kg1 a3 30. g5 hxg5 31. fxg5 Qxf2+ 32. Kxf2 b4 33. g6 { 1-0 (33) Vallejo Pons,F (2704)-Dragnev,V (2553) Moscow RUS 2019}) 8... h6 9. Nd5 Rb8 10. O-O (10. h3 Be6 11. O-O O-O 12. Re1 Nd4 13. Nxd4 Bxd4 14. c3 Ba7 15. Be3 c5 16. Nxf6+ Qxf6 17. Bxe6 Qxe6 18. a4 Bb6 19. axb5 axb5 {1/2-1/2 (59) Vachier Lagrave,M (2789)-Giri,A (2782) Leuven BEL 2016}) 10... O-O 11. h3 Nxd5 ({Predecessor:} 11... Na5 12. Nxf6+ Qxf6 13. Bxf7+ Rxf7 14. b4 Ba7 15. bxa5 Bxh3 16. gxh3 Qxf3 17. Qxf3 Rxf3 {0-1 (33) Campos Hernandez,A-Tudela Corbalan,C Santomera 1993}) 12. Bxd5 Ne7 13. Ba2 (13. Bb3) 13... Ng6 14. Re1 (14. Bb3 {feels stronger.}) 14... Re8 (14... a5) 15. c3 {Preparing to push in the centre d3-d4} (15. Be3) 15... Be6 (15... Qf6) 16. d4 Bxa2 17. Rxa2 Bb6 {The Ra2 remains slightly awkwardly placed} 18. b3 (18. d5 $11) 18... Nh4 (18... exd4 19. cxd4 c5) 19. Nh2 {} (19. Nxh4 { stays ahead.} Qxh4 20. d5) 19... Ng6 {Hesitant play cost Black a chance to press with an advantage} (19... d5 {Striking in the centre was good for Black} 20. g3 Ng6 21. exd5 exd4 22. Rxe8+ Qxe8 23. cxd4 Qe4 24. Rd2 Qxd5) 20. Nf3 (20. d5) 20... Nh4 (20... exd4 21. cxd4 c5) 21. Nh2 {} ( 21. Nxh4 Qxh4 22. d5) 21... Ng6 (21... d5 {White must now prevent ... exd4.} 22. g3 Ng6 23. exd5 exd4 24. Rxe8+ Qxe8 25. cxd4 Rd8 26. Re2 Qd7 27. Ng4 h5 28. Ne5 Qxd5 29. Nxg6 fxg6 30. Bb2 Bxd4 31. Qxd4 Qxd4 32. Bxd4 Rxd4 33. Rc2 Rd3 34. b4 Rxa3 35. Rxc7 Ra4 {Black has an extra P in the rook ending but Rc7 is active which will enable White to resist with good drawing chances}) 22. Ng4 (22. Nf3 Rc8 23. a4 c6 24. Rae2) (22. d5 Qd7) 22... a5 ({ Better is} 22... h5 {Kicking the knight gives Black the initiative} 23. Ne3 (23. Nh2 d5 24. Qxh5 dxe4 25. Rae2 exd4 26. cxd4 Bxd4 27. Rxe4 Rxe4 28. Rxe4 c5) 23... exd4 24. Nd5 dxc3 25. Rc2 c6 26. Nxb6 Qxb6 27. Rxc3 Re6) 23. a4 (23. d5) 23... b4 24. dxe5 (24. cxb4 exd4 25. b5) 24... h5 ({ But not} 24... dxe5 25. cxb4 axb4 26. Ne3) (24... bxc3 25. Rc2 Bc5 26. exd6 cxd6) 25. Ne3 Bxe3 (25... bxc3 {keeps the balance.} 26. Rc2 Bxe3 27. Rxe3 Rxb3) 26. Bxe3 (26. Rxe3 {Is a good option} dxe5 27. Qxh5 Nf4 28. Qg4 Re6) 26... bxc3 {} 27. e6 {This only suceeds in improving the Re8 without helping White in any way} (27. Bd4 {Keeps the game level} c2 {This desperado is best} 28. Qxc2 c5 29. Bc3 dxe5 30. Rd1 Qc7 31. Rb2 Nf4) 27... Rxe6 {The rook can swing over to the kingside using the 6th rank to joint the attack} 28. Bd4 Qg5 {Direct pressure on g2 lets White off lightly. Starting a kingside attack was the right plan but inaccurately executed} (28... Qh4 {Bringing the queen to the kingside is best} 29. Re3 ( 29. Bxc3 Nf4) (29. f3 {Gives Black a winning attack} Nf4 30. Bxc3 Rg6 $19) 29... Rxe4) 29. Re3 h4 30. Rxc3 (30. Bxc3 {Was the best way to win the c3-pawn} Nf4 31. Qg4 Rg6 32. Qxg5 Rxg5) 30... Nf4 (30... Rxe4 {Was also good} 31. Be3 Qe7) 31. Qf3 Rg6 {[%mdl 128] Black is up to no good.} ({ Black should try} 31... Rb4 {Is promising but gives nothing concrete} 32. Be3 Rexe4 33. Rxc7 Qe5 34. Bd2 Rbd4 35. Be3 Nd5 36. Rxf7 (36. Qxf7+ Kh7 37. Ra1 ({Not} 37. Bxd4 Re1#) 37... Nxc7 38. Qxc7 Rd3) 36... Nxe3 37. fxe3 Rxe3 38. Rf8+ Kh7 {White can force the queens off to get a holdable ending } 39. Qf5+ Qxf5 40. Rxf5 d5) 32. Rxc7 {[%mdl 8192] } (32. Be3 Qxg2+ 33. Qxg2 Nxg2 34. Bd2) 32... Rxb3 {[%mdl 512] Black is clearly winning.} ({or} 32... Qxg2+ 33. Qxg2 Rxg2+ {Black has a winning attack even without queens} 34. Kf1 Rxb3 35. Ra1 Rh2 36. Kg1 (36. Rac1 Rh1#) 36... Rbxh3 $19 37. f3 Rg2+ 38. Kf1 Rh1+ 39. Bg1 Rhxg1#) 33. Qg4 {} (33. Qxb3 Qxg2#) 33... Nxh3+ {[%mdl 576] Remove Defender} (33... Nxg2 {Also wins}) 34. gxh3 Qh5 {[%mdl 64] Pin. Accuracy: White = 27%, Black = 33%.} 0-1