[Event "Hasselbacken Open 2021"] [Site "Stockholm"] [Date "2021.11.05"] [Round "4.10"] [White "Briem, Stephan"] [Black "Crevatin, Leo"] [Result "1/2-1/2"] [ECO "E46"] [WhiteElo "2059"] [BlackElo "2243"] [Annotator "TA"] [PlyCount "90"] [EventDate "2021.11.05"] [EventType "swiss"] [EventCountry "SWE"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,90,3,-1,3,3,-7,11,-7,-10,-19,14,17,17,19,24,25,22,11,28,31,67,63,61, 62,84,-11,-5,-5,-5,-5,-5,-18,-16,-16,-18,-16,-14,-12,-8,-14,-8,-30,-9,-13,0, -92,-92,-90,-47,-46,-45,-51,-41,-32,-24,-25,-31,-44,-29,-93,-81,-88,-80,-81,0, 0,-1,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,60]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 c6 6. a3 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3.} Ba5 7. b4 Bc7 8. Bb2 d5 9. Ng3 e5 10. cxd5 exd4 11. Qxd4 {[#]} cxd5 $146 ({Predecessor:} 11... Bb6 12. Qd2 cxd5 13. Rd1 Be6 14. Be2 Qd7 15. Nb5 Ne8 16. Nh5 Bd8 17. Nf4 Bf6 {1-0 (35) Redzisz,M (2319)-Maciejewski,K (1942) Szklarska Poreba 2021}) 12. Qd2 Nc6 13. Nb5 Bb6 14. Be2 Bg4 15. O-O $1 { aiming for Bxf6.} Bxe2 16. Qxe2 a6 {[#]} 17. Nd4 ({Better is} 17. Nc3 $1 $16) 17... Nxd4 18. Bxd4 Bxd4 19. exd4 Re8 20. Qd3 Rc8 21. Rac1 g6 22. h3 Qd6 23. Rc5 Nd7 24. Rxc8 Rxc8 25. Re1 Nb6 26. Qe3 Nc4 27. Qe7 {[#]} (27. Qg5 $11 { keeps the balance.} Qd8 28. Re7) 27... Qxe7 $1 $17 28. Rxe7 Nxa3 29. Rxb7 { [%mdl 4096] Endgame KRN-KRN} Rc1+ 30. Kh2 Rc4 31. Rb6 Nc2 32. Rxa6 Nxb4 33. Ra4 Rxd4 34. Ne2 (34. Nf1 $1 $11 {remains equal.}) 34... Rc4 35. Kg3 Kg7 36. Nf4 { Strongly threatening Nxd5!} Rc3+ ({Black should try} 36... Nc6 $17 37. Rxc4 dxc4) 37. f3 $11 {The position is equal.} Rb3 38. Ra7 d4 39. Ne6+ Kf6 40. Nxd4 Rd3 41. Ne2 h5 42. h4 Nd5 43. Nf4 Nxf4 44. Kxf4 Rd4+ 45. Kg3 Ke5 {Weighted Error Value: White=0.14/Black=0.08} (45... Rb4 $11) 1/2-1/2