[Event "Thames Valley League 1"] [Site "London"] [Date "2022.04.04"] [Round "9.6"] [White "Symeonidis, Harry"] [Black "Morrison, Joseph"] [Result "0-1"] [ECO "E87"] [WhiteElo "1840"] [BlackElo "1599"] [Annotator "Tactical Analysis 5.2 (7s)"] [PlyCount "80"] [EventDate "2021.??.??"] [EventCountry "ENG"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 {[%tqu "En","","", "","d4d5","",10]} 7. d5 $1 Qe7 {[%eval 140,28] [%wdl 516,483,1] E87: King's Indian: Sämisch: 6...e5 7 d5.} ({Black should play} 7... Nh5 {[%eval 89,28] [%wdl 240,756,4]}) 8. Qd2 $16 c6 9. g4 cxd5 $146 {White is better.} ({ Predecessor:} 9... Nbd7 10. Nge2 a5 11. Ng3 Ne8 12. O-O-O Ndf6 13. h4 Qc7 14. Kb1 cxd5 15. cxd5 a4 16. h5 {1/2-1/2 (44) Von Keyserlingk,C (1715)-Lobe,S (1787) Germany 2020}) 10. g5 $2 {[%eval -79,31] [%wdl 5,790,205] [#]} (10. cxd5 $16 {[%eval 122,26] [%wdl 425,573,2] h4 is the strong threat.} Na6 11. Nge2) { [%tqu "En","","","","d5d4","",10]} 10... d4 $1 $17 11. gxf6 {[%tqu "En","","", "","d4c3","",10]} dxc3 $1 12. fxe7 cxd2+ 13. Bxd2 {[%CAl Be3d2,Bd2b4,Bb4d6] [%mdl 32]} Re8 14. Bb4 Rxe7 {[#] And now ...Be6 would win.} (14... Bf6 { looks sharper.} 15. Bxd6 Nc6 16. Ne2 Bh4+) 15. Bxd6 Re8 {Black continues to play with concentration.} 16. O-O-O {[%eval -162,31] [%wdl 0,274,726]} (16. Ne2 $17 {[%eval -75,30] [%wdl 4,799,197] was necessary.}) 16... Be6 {[%eval -129, 29] [%wdl 1,475,524]} (16... Rd8 $19 {[%eval -162,31] [%wdl 0,274,726] Strongly threatening ...Be6.} 17. Ne2 Nc6) 17. Kb1 {[%eval -234,31] [%wdl 0,47, 953]} (17. b3 $17 {[%eval -129,29] [%wdl 1,475,524] might work better.}) 17... Nc6 18. c5 Nd4 {Against Bb5} 19. Bg2 b6 {Threatens to win with ...Rac8.} 20. Rxd4 $2 {[%eval -777,26] [%wdl 0,0,1000]} (20. Bf1 {[%eval -273,27] [%wdl 0,14, 986]}) 20... exd4 $19 {Black is clearly winning.} 21. c6 Red8 22. e5 Bd5 23. c7 Re8 24. Ne2 Bxe5 25. Bxe5 Rxe5 26. Nxd4 Rc8 27. Rc1 Re7 28. Nb5 a6 29. Bh3 Be6 30. Bxe6 fxe6 {[%mdl 4096] Endgame KRR-KRN} 31. Nd4 Kf7 32. a3 Rexc7 33. Re1 Re8 34. Ka2 Rc4 35. Nb3 Rh4 36. Re2 Rh3 37. Nd2 Ke7 38. f4 Rf8 39. Ne4 h6 40. Rf2 Rh4 {Weighted Error Value: White=0.56/Black=0.21 (precise)} 0-1