[Event "Budpest Open A"]
[Site "?"]
[Date "2020.08.21"]
[Round "1.23"]
[White "Yip, M."]
[Black "Rinyu, J."]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1993"]
[BlackElo "1750"]
[PlyCount "93"]
[SourceVersionDate "2020.08.21"]
{[%evp 0,93,20,14,63,47,50,30,28,18,37,31,33,33,52,48,37,20,29,31,31,0,27,23,
41,20,17,-3,17,20,21,19,43,30,57,16,56,62,58,48,62,52,62,62,73,65,67,52,45,55,
45,48,48,39,54,13,61,58,82,49,59,37,75,5,112,5,6,5,5,8,22,18,17,19,44,-35,-34,
-38,-39,-38,-26,0,0,37,38,67,49,0,193,218,463,489,29989,483,498,510]} 1. Nf3 b6
2. d4 Bb7 3. g3 e6 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Bxg2 7. Kxg2 Nf6 8. c4 Be7 9.
Nc3 O-O 10. b3 a6 ({Relevant:} 10... Qc8 11. Qd3 a6 12. Qf3 Ra7 13. Bb2 d6 14.
Na4 Nfd7 15. Kg1 Rc7 16. Rfd1 Ne5 17. Qe3 Nbd7 18. Rac1 Qb7 19. Nc3 Nf6 20. Nf3
Ned7 21. Nd4 Nc5 22. f3 Re8 23. Qd2 Ncd7 24. e4 Ne5 25. Qe2 Bf8 26. Rc2 Rcc8
27. Qg2 Rcd8 28. Rcd2 Nc6 29. Nxc6 Qxc6 30. e5 Qc5+ 31. Kh1 Qxe5 32. Nd5 Qf5
33. Bxf6 gxf6 34. Nxb6 Qa5 35. Na4 d5 36. cxd5 exd5 37. f4 d4 38. Qc6 Re1+ 39.
Kg2 Rde8 40. Qf3 {Ortega,L (2480)-Caruana,F (2709) Siena 2010 1/2-1/2}) 11. Bb2
Nc6 12. e3 Qc7 13. Rc1 Rfd8 14. Qf3 Ne5 15. Qe2 Qb7+ 16. e4 Nc6 17. Rfd1 Rac8
18. f3 d6 {[#]} 19. Nc2 $146 ({Predecessor:} 19. Qf2 Nxd4 20. Qxd4 b5 21. Ne2
bxc4 22. Rxc4 Rxc4 23. Qxc4 d5 24. exd5 Nxd5 25. Rd3 h6 26. Qg4 Bf8 27. Qe4 Qc7
28. Nc3 Nb4 29. Rxd8 Qxd8 30. Qe2 Qd3 31. a3 Qxe2+ 32. Nxe2 Nd3 33. Bc3 Bxa3
34. f4 Bb4 35. Bd4 g6 36. Kf3 Nc5 37. Nc1 f5 38. Bxc5 Bxc5 39. Nd3 Bd6 40. Ke3
Kf8 41. Kd4 Ke7 42. Kc4 Kd7 43. b4 Kc6 44. Ne1 e5 45. fxe5 Bxe5 46. Nf3 Bf6 47.
Nd2 h5 48. Nf3 Kd6 {Uzhva,A (2270)-Ivanova,K (2124) Sochi 2018 1/2-1/2}) 19...
Rd7 20. Ne3 Rcd8 21. Rd2 Ne8 22. Rcd1 g6 23. h3 (23. f4 $14) 23... Bf6 24. Kh2
Bg7 25. f4 Ne7 26. g4 $13 (26. Qg2 $5) 26... Nf6 27. Qg2 (27. Nf1 $11) 27...
Ne8 {Rather passive} (27... b5 $132) 28. g5 Qc7 $1 {A tricky move with more
than one idea. I thought ..b5 was the big threat when the Nc3 is vulnerable
but the loose f4-pawn is also a problem. The other idea of Black is ..d5-d4
breaking out from the bind} 29. Rd3 $2 {A lemon, and after a long think also} (
29. Qf2 {Keeps control of the bind by securing the f4-pawn} d5 $2 30. exd5 $16)
(29. Ng4 $1 {I found this idea one move too late} b5 30. Nf6+ Nxf6 31. gxf6
Bxf6 32. Nxb5 $1 $18 {is what I failed to see}) 29... Nc6 $6 (29... d5 $5 30.
exd5 Qxf4+ 31. Kg1 Nf5 32. Nxf5 exf5 33. Bc1 Qb8 34. Be3 $11) 30. Ng4 $5 {
I wanted to press the kingside dark squares} (30. Qf3 $14) (30. Qg3 $14) 30...
d5 {[#]} 31. e5 $6 {This was my idea but it is unimpressive} (31. cxd5 Qxf4+
32. Rg3 Ne5 33. Nh6+ Bxh6 34. gxh6 Qxh6 35. Na4 Rb7 (35... b5 $6 36. Nc5 Re7
37. Nxa6 $16) 36. Qf2 $11) (31. exd5 {This looks best but I could not
calculate this clearly} Qxf4+ 32. Kg1 $1 {I considered lots of lines but not
this during the game} Qxg5 33. Ne4 $1 {A useful tempo gain} Qe7 34. Bxg7 Kxg7
35. Qb2+ e5 36. R3d2 f5 37. dxc6 Rxd2 38. Rxd2 Rxd2 39. Qxd2 fxe4 40. Qh6+ Kg8
41. Qe3 $16) 31... Nb4 $2 32. Rd4 $2 (32. R3d2 $1 {This simple retreat is
crushing} dxc4 $6 33. Rxd7 Rxd7 34. Qa8 $1 $18 {I missed this completely} (34.
Rxd7 $2 Qxd7 $17)) 32... Nc6 33. R4d2 dxc4 {Black sucessfully liquidates his
way to freedom} 34. Rxd7 Rxd7 35. Rxd7 Qxd7 36. bxc4 Na5 37. Ne4 $5 {White
starts to gamble on the verge of recklessness} (37. Qa8 {Achieves nothing} Qd2+
38. Kg3 Qe1+ 39. Nf2 Nxc4 40. Qxe8+ Bf8 41. Nce4 Qe3+ 42. Kg2 Nxb2 43. Nf6+ Kg7
44. Qd8 Qxf4 45. Ne8+ Kg8 46. Nf6+ $11) 37... Nxc4 38. Bc3 $15 {White has some
murky practical chances but objectively Black is more than fine} Qd5 (38... a5
$1 {Black should prevent Bb4} 39. Qe2 $44) 39. Bb4 {White has activated his
pieces and the position is complicated} a5 {Forcing White to play a good move}
40. Be7 $44 Qd4 $2 {Black played this quickly to get the queen out for knight
fork range} (40... b5 41. Qc2 Qd4 42. Bc5 Qb2 43. Qxb2 Nxb2 44. Kg3 $44) 41.
Nef6+ $1 (41. Ngf6+ Bxf6 42. Nxf6+ Kh8 43. Nxe8 Ne3 $1 44. Bf6+ Kg8 45. Qf3
Qd2+ 46. Kg1 Qe1+ 47. Kh2 Qd2+ $11 {w/perpetual}) 41... Kh8 $8 {The only way
to lose is only slightly better for White} 42. Nxe8 {I thought White was
winning easily} Qxf4+ 43. Kg1 Qd4+ $4 $18 {After a long think Black
miscalculates and the game is lost} (43... Nxe5 {is correct and earns a draw}
44. Nxg7 (44. Nxe5 {also does not win} Bxe5 45. Bf6+ Bxf6 46. Nxf6 Kg7 $11)
44... Nf3+ $1 45. Kf1 (45. Kh1 $4 Qc1+ $19) 45... Nxg5+ {Stockfish 11 64 BMI2:
1)} 46. Nf2 ({Stockfish 11 64 BMI2: 2)} 46. Ke2 Qc4+ 47. Kd1 Ne4 48. Nxe6 Qd3+
49. Kc1 Qc3+ 50. Qc2 Qa1+ 51. Qb1 Qc3+ 52. Qc2 {[%eval 0,29]}) 46... Qc1+ 47.
Ke2 Qc2+ 48. Ke3 Qc1+ 49. Kd3 Qb1+ 50. Kc4 b5+ 51. Kc3 Qc1+ 52. Kd3 Qb1+ {
[%eval 0,30]}) 44. Qf2 $1 Bxe5 45. Nxe5 Nxe5 {I calculated Qf6+ and mate but
did not notice that the queen was pinned} 46. Bf6+ $6 {I should criticise
myself for not seeing that taking the queen was fine} (46. Qxd4 $18 {Now I
missed that Nf3+ was illegal due to the pin}) 46... Kg8 47. Qxd4 {I have
definitely lost a lot of my Xmas and early new year form due to the long virus
break} 1-0
