[Event "Computer chess game"] [Site "?"] [Date "2022.06.23"] [Round "?"] [White "Novag Emerald Classic"] [Black "Novag Super Expert A"] [Result "*"] [ECO "D20"] [Annotator "Tactical Analysis 5.2 (5s)"] [PlyCount "122"] [EventDate "2022.??.??"] {[%evp 15,122,24,40,38,47,-5,-21,-24,-2,-32,-21,0,-1,-7,-19,0,16,8,4,16,20,9, 17,8,19,14,20,4,25,-4,1,-2,-1,-53,-14,-74,-101,-89,-88,-97,1,-42,-35,-48,-48, -81,-86,-40,-59,-62,-69,-118,-74,-141,-175,-144,-104,-141,-132,-105,-49,-57, -38,-10,-1,-178,-1,-1,-1,-1,-1,-1,0,-1,0,0,1,-1,0,-1,1,1,52,1,16,0,0,0,0,-1,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 5. Bxc4 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 Nc6 8. O-O Qf6 {8...Qf6 is better than 8... Nf6.} 9. e5 {D20: Queen's Gambit Accepted: 3 e3 and 3 e4.} Qg6 10. Bb5 { [%CAl Oe5e6]} (10. Nb3 $5 {[%CAl Rb3d4]}) 10... Nge7 11. Nxd4 O-O 12. N2f3 Nxd4 13. Qxd4 Bh3 {[%csl Gh3][%CAl Rg6g2] [#]} 14. Nh4 Qg5 15. Qe4 {[#]} Qg4 $146 ({ Predecessor:} 15... Rad8 16. Kh1 Bg4 17. g3 c6 18. Bc4 Be6 19. Bxe6 fxe6 20. f4 Qg4 21. Nf3 Nf5 {0-1 (63) Osbun,E-Thompson,P Canada 1989}) 16. Bd3 {[%csl Gd3] [%CAl Re4h7]} Qxe4 17. Bxe4 Be6 18. Nf3 Bd5 19. Bxd5 Nxd5 20. Rfd1 Rad8 21. Rd4 Rd7 22. Re1 Rfd8 23. Kf1 h6 24. Red1 Kf8 (24... c5 $5 {[%CAl Rc5d4]} 25. R4d2 b5 $11) 25. h3 c5 26. R4d2 Ke7 27. g3 {Prevents Nf4.} f6 28. Ke2 b5 29. Rc1 c4 30. Nd4 {[#] Black must now prevent Nc6+.} Nf4+ $1 31. gxf4 Rxd4 32. Rxd4 Rxd4 $17 {[%mdl 4096] Endgame KR-KR} 33. Rg1 Kf7 34. Ke3 Rd3+ 35. Ke4 {[%CAl Oa2a4]} g6 {[%csl Gg6][%CAl Rf6f5]} ({Inferior is} 35... Rxh3 36. e6+ Kxe6 37. Rxg7 $17 ) 36. e6+ Kxe6 {[%csl Ge6,Gg6][%CAl Rf6f5]} 37. Rxg6 Rxh3 38. Rg7 a5 39. f5+ Kd6 {Black wants to play ...Kc5.} 40. Rb7 $2 (40. Rf7 $11) 40... b4 $2 (40... Kc5 $19 {aiming for ...Rd3.} 41. Rf7 a4 42. Rxf6 a3 43. bxa3 Rxa3 44. Rxh6 Rxa2 ) 41. Rf7 $11 c3 ({Don't play} 41... Rh4+ $6 42. f4 $17) 42. Rxf6+ Ke7 43. Re6+ Kd7 44. bxc3 bxc3 45. Re5 Kc6 {Strongly threatening ...c2.} 46. Kd4 Rf3 47. Rc5+ Kb6 {...Rf4+ is the strong threat.} 48. Rxc3 Rxf5 49. f3 (49. Rc2 $5 { [%CAl Rd4e4]}) 49... h5 {The position is equal.} 50. a3 h4 51. Ke4 Rh5 52. Rb3+ Kc5 53. a4 {Rb5+ would kill now.} Kc4 {Against Rb5} 54. Rb2 h3 {( -> ...h2)} 55. Rh2 Rh4+ 56. f4 Rh7 57. Kf3 Kd5 58. Rh1 h2 59. Kg2 Ke4 60. Rxh2 Rg7+ 61. Kf2 Kxf4 {Weighted Error Value: White=0.20 (precise) /Black=0.19 (very precise) } *