[Event "30 secs per move"] [Site "Bellevue"] [Date "2020.04.07"] [Round "?"] [White "K-Chess"] [Black "Paul H."] [Result "1-0"] [ECO "B31"] [Annotator "paul"] [PlyCount "65"] [EventDate "2020.??.??"] [SourceVersion "1"] [SourceVersionDate "2013.12.29"] [SourceQuality "1"] {The COVID-19 pandemic. NY is starting to show signs of flattening its curve. WA and CA showing improvement. The stay-at-home order for Washington state is in full effect. What better excuse to play a game of chess?} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. e5 Nd5 7. Qb3 {A strange move but one I should expect from a computer, especially one as old as K-Chess.} ({Relevant:} 7. d4 cxd4 8. cxd4 Nc7 9. Ba4 O-O 10. Bf4 b5 11. Bb3 d6 12. exd6 exd6 13. Bg5 Qd7 14. Qd2 Bb7 15. d5 Ne7 16. Nc3 f6 17. Bf4 Kh8 18. Ne4 Ncxd5 19. Nxd6 Rad8 20. Bg3 Ba8 21. Rfd1 g5 22. Qe2 a6 23. a4 g4 24. Nd4 f5 25. Ne6 f4 26. Nxf4 Rxf4 27. Bxf4 Ng6 28. Bg3 {1-0 (28) Smirin,I (2670)-Vakhidov,J (2561) Moscow 2017}) 7... Nc7 {Better than e6 which creates weakenesses on the d6 square.} 8. d4 cxd4 9. cxd4 O-O (9... Nxb5 {This makes sense now.} 10. Qxb5 d6 {With the queen on b5, white cannot play Rd1 as the rook would be pinned after de5.}) 10. Nc3 $6 {Why not retain the biship with Be2?} (10. Be2 d6 11. Nc3 dxe5 12. dxe5 Ne6 13. Rd1 Ned4 14. Nxd4 Nxd4 15. Qc4 Bxe5 16. Be3 b5 17. Nxb5 Be6 18. Rxd4 Bxc4 19. Rxd8 Bxe2 20. Rxa8 Rxa8 $11) 10... d6 11. Rd1 $6 {For some reason, K-Chess likes keeping the bishop on b5.} (11. Be2 dxe5 12. dxe5 $11 Nd4 (12... Nxe5 $6 {This looks like Black just wins a pawn but as you can see, White gets a ton of activity.} 13. Rd1 Qe8 14. Nxe5 Bxe5 15. Bh6 Bg7 16. Bxg7 Kxg7 17. Qb4 a5 18. Qd4+ f6 19. Qc5)) 11... Nxb5 {Taking the bishop is the right move but it is not as strong as when I should have taken it ealier. Why? Because white can now captuer with the knight and the rook on d1 is still covered by the queen.} 12. Nxb5 a6 {Black is dictating the pace of the game now.} 13. Nc3 {[#] } Na5 $6 $146 {Not terrible but this is when things start to go astray.} ({ Predecessor:} 13... b5 14. Bg5 h6 15. Bh4 Bg4 16. Qd5 Qd7 17. Rac1 Rac8 18. h3 Bxf3 19. Qxf3 dxe5 20. dxe5 Qe6 21. Nd5 Nxe5 22. Qe3 g5 23. Bg3 Rxc1 24. Qxc1 Ng6 25. Qb1 f5 26. b3 f4 27. Qxg6 Qxg6 28. Nxe7+ Kh7 29. Nxg6 Kxg6 30. Bh2 Rc8 31. g4 Rc2 32. Rd6+ Kh7 33. a4 b4 34. Rd1 Rc3 35. Rb1 Rxh3 36. Kg2 Rd3 37. Kf1 Kg6 38. Ke2 Rc3 39. Kf1 h5 40. gxh5+ Kxh5 41. Kg1 Kg4 42. Kg2 Rc2 {0-1 (42) Bigando,M (1905)-Sacripanti,G (2295) ICCF email 2015}) 14. Qd5 Be6 {[%csl Ra1, Rc1] Black continues to develop with tempo and White has some development problems.} 15. Qe4 d5 $6 {The wrong move. Closing the position only helps White -and my knight on a5 is misplaced.} (15... dxe5 {Breaking up the white center is important here.} 16. Nxe5 (16. dxe5 Qb6 {[%csl Yb2][%CAl Gb6b2]} 17. Nd5 Bxd5 18. Qxd5 Nc6 19. Be3 Qxb2 20. Rab1 Qc2 21. Rdc1 Rad8 22. Qxf7+ Rxf7 23. Rxc2 Nxe5 24. Ng5 Rf6 25. h3 (25. Rxb7 $4 Rd1#)) 16... Rc8 $11) 16. Qh4 { And this is why. Black is still better but White has access to the g5 square where he can place a knight or bishop on.} f6 17. Bh6 Qd7 (17... g5 18. Qh5 Qd7 19. Bxg7 Kxg7 20. h3 h6 $11) 18. Bxg7 Kxg7 19. b3 {To keep the knight out of c4.} b5 $6 {I was afraid of Na4 with the threat of either Nc3 or Nb6, forking queen and rook.} (19... Bg4 {Pinning the knight and possibly taking it to remove a defender of e5.} 20. Qg3 Rad8 21. exf6+ exf6 22. Na4 {[%csl Gc5,Rd7] [%CAl Ga4c5]} Bxf3 (22... Qc8 $5 {Protecting the b-pawn while still holding the bishop on g4. Not scary to allow Rc1 as Nc6 is a natural defense and helps to bring back the knight to civilization.} 23. Nc5 $11 (23. Rdc1 Nc6)) 23. Nc5 Qc8 24. Qxf3 Nc6 25. Rac1 Rfe8 $14) 20. Rac1 (20. h3 {Now is a good time to prvent the Bg4 pin and giving White's king some luft.}) 20... Rac8 21. Qg3 Rc6 {Trying to double rooks and gain control of the c-file.} 22. Ne2 Rfc8 23. Rxc6 Rxc6 $6 24. Nf4 Bg4 $4 {Ignoring the loss of the d5 pawn. Defense if what is called for here.} (24... Bf7 25. h4 {White is still better but he isn't up a pawn. Qf5 looks interesting because it increases the queen's scope and allows it to participate in defensive operations.} Qf5 26. exf6+ exf6 27. Nh2 Nb7 { [%csl Ye4,Rg3][%CAl Gb7d6,Gd6e4,Gb7d8,Gd8e6]} 28. Ng4 Nd8 29. h5 {h6+ is coming } Kf8 30. hxg6 hxg6 31. Ne3 $16) 25. Nxd5 $6 (25. h4 Nb7 26. h5 Nd8 27. hxg6 hxg6 28. e6 $16) 25... h5 $4 (25... Qxd5 $1 26. Qxg4 fxe5 27. Nxe5 Rd6 $14) 26. Ne3 $18 {White is now winning.} Rc3 $4 (26... Qc8 27. h4 (27. Nxg4 hxg4 28. Ne1 Rc1 29. Rxc1 Qxc1 30. exf6+ exf6 31. Qe3 Qxe3 32. fxe3 Nc6 33. Nc2 Kf7 $18)) 27. d5 Bxf3 28. gxf3 Nb7 {Reintegrating the knight is a nice idea but too little too late.} 29. Kh1 Kh7 {Black has e6 and Nf5.} 30. d6 Rc5 (30... e6 31. Qh4 $18) 31. Nd5 Qe6 32. dxe7 fxe5 33. e8=Q {#9} (33. e8=Q Qxe8 34. Nf6+ Kg7 35. Nxe8+ Kf7 36. Rd7+ Kxe8 37. Rxb7 Kd8 38. Qxg6 Rc1+ 39. Kg2 Kc8 40. Qg7 Rg1+ 41. Kxg1 b4 42. Qd7#) 1-0