[Event "21EN15 - 2021 Electronic Knights"] [Site "?"] [Date "2021.05.17"] [Round "?"] [White "Schroeer, Egbert"] [Black "Reifurth, Lawrence M"] [Result "1/2-1/2"] [ECO "D79"] [WhiteElo "1933"] [BlackElo "2099"] [Annotator "Schroeer,Egbert"] [PlyCount "47"] [Beauty "6598143508506"] [EventDate "2021.05.17"] [EventType "corr"] [EventCountry "USA"] [SourceVersionDate "2021.05.17"] {[%evp 17,47,-6,17,-6,5,0,0,-5,-1,-7,-7,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. d4 d5 7. cxd5 cxd5 8. Nc3 Nc6 9. Bf4 Bf5 {The position is equal.} 10. Rc1 {10.Rc1 scores better than 10.Ne5. D79: Fianchetto Grünfeld: Symmetrical Variation (6 0-0 c6 7 cxd5 cxd5).} Rc8 11. Ne5 Qb6 $146 {was the old line (11...Ne4).} ({RR} 11... Ne4 12. Qa4 Bxe5 13. dxe5 Nxc3 14. bxc3 e6 15. Bh6 Re8 16. Qf4 f6 17. exf6 e5 18. Qh4 Be6 19. Rfd1 Qa5 20. c4 d4 21. f7+ Kxf7 22. Bd2 Qc7 23. Qxh7+ Kf6 24. Bg5+ {1-0 (24) Martinez Mulet,D (1979)-Gonzalez Rodriguez,E (1748) Bayamo 2018}) ({RR} 11... Ne4 12. Nxc6 Rxc6 {½-½ (12) Pfleger,H (2485)-Kortschnoj,V (2640) Royan 1988}) ({RR} 11... Ne4 12. Nxe4 dxe4 13. Nxc6 Rxc6 14. Rxc6 bxc6 15. e3 Qa5 16. g4 ({RR} 16. a3 c5 17. g4 Bc8 18. dxc5 Qxc5 19. b4 Qc3 20. Qc1 Bxg4 21. Bxe4 Rd8 22. b5) 16... Bc8 17. Bxe4 c5 18. dxc5 Qxc5 19. b3 Qa5 20. Qe2 Ba6 21. Bd3 Bxd3 22. Qxd3 Qxa2 23. Rc1 Qa5 24. Qc4 Qb6 25. b4 e5 26. Bg5 {Suleymanli,A (2512)-Dudin,G (2408) Podgorica 2021 ½-½ (33)}) ({RR} 11... h6) ({RR} 11... Ne4 12. Nxc6 bxc6 13. Nxe4 Bxe4 14. Bh3 e6 15. f3 Bf5 16. g4 g5 17. gxf5 gxf4 18. fxe6 f5 19. Qd2 Qd6 20. e3 fxe3 21. Qxe3 Rce8 22. Qd3 Rxe6 23. Bxf5 Rh6 24. Rc2 Qf4 25. Bd7 Bxd4+ 26. Kh1 {Mwale,J (2076)-Marais,D (1771) Johannesburg 2016 1-0 (48)}) 12. Na4 Qa6 {[#]} 13. b3 $146 ({Predecessor:} 13. Nc3 Rfd8 14. e3 h6 15. g4 Nxe5 16. dxe5 Nxg4 17. Nxd5 Kh8 18. Qd4 Rxc1 19. Rxc1 e6 20. e4 Bxe4 21. Bxe4 exd5 22. h3 Re8 23. Qxd5 Nxe5 24. Rc7 Qe2 25. Be3 {½-½ (25) Kireev,V (2210)-Zemlyanov,S (2355) ICCF email 2015}) 13... Nxe5 14. dxe5 {And now Rxc8 would win.} Ng4 15. Qd4 Rxc1 ({Reject} 15... Qxe2 $6 16. Nc3 $16) 16. Rxc1 {Strongly threatening h3.} Qxe2 {[%CAl Rg7e5][%mdl 64] [#] Double Attack} 17. Nc3 Qb2 18. Rd1 f6 {...e6 is the strong threat.} 19. Bc1 ({Avoid the trap} 19. Nxd5 $2 Qxd4 20. Rxd4 fxe5 $19) 19... Qc2 {White must now prevent ...e6.} 20. Qxd5+ e6 21. Qd2 Qxd2 22. Rxd2 Bh6 23. Rd1 {aiming for h3.} Bxc1 24. Rxc1 {A rather calm draw. Weighted Error Value: White=0.03/Black=0.03} 1/2-1/2