[Event "CL/2021/C9"] [White "Schroeer,Egbert"] [Black "McDermott,Frank J"] [Site "ICCF"] [Round ""] [Annotator ""] [Result "1/2-1/2"] [Date "2021.11.01"] [BlackElo "2353"] [PlyCount "68"] {[%evp 10,68,42,42,42,28,35,33,36,40,49,34,42,56,63,42,62,35,49,49,48,21,27,21,19,27,23,13,35,35,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bf5 5. d3 e6 6. Nh4 Bg4 {A07: Réti Opening: New York and Capablanca Systems.} 7. h3 Bh5 8. Qe1 Be7 {White is slightly better.} 9. e4 dxe4 10. dxe4 Nfd7 11. f4 $146 ({Predecessor:} 11. Bf3 { 11.f4 0.49} Bxh4 {} (11... Bxf3 $11 { remains equal.} 12. Nxf3 O-O )12. Bxh5 $16 Bf6 13. Nd2 Qa5 14. Be2 Nb6 {} ({Better is} 14... O-O {} )15. a4 Na6 16. c3 O-O 17. Nb3 {0-1 Petrosian,T (2641)-Volkov,S (2583) Abu Dhabi op 22nd 2014 (5)} )({Predecessor:} 11. Bf3 Bxh4 12. Bxh5 Bf6 13. Nd2 Qa5 14. Be2 Nb6 15. a4 Na6 16. c3 O-O 17. Nb3 {0-1 Petrosian,T (2641)-Volkov,S (2583) Abu Dhabi op 22nd 2014 (5)} )Bxh4 12. gxh4 O-O 13. Be3 c5 14. Qf2 Nc6 15. Nc3 {[%cal Ya1e1]} Nd4 16. Bxd4 cxd4 17. Qxd4 Nb6 {[%cal Yd7b6,Yb6c4,Yc4a3,Ya3b5,Yb5d4,Yd4c6][%mdl 32]} 18. Qf2 Nc4 {[%cal Ya8c8]} 19. b3 $1 Na3 20. e5 {[%cal Yc3e4]} Rc8 {The position is equal.} 21. Ne4 {Strongly threatening c4.} Rxc2 22. Qg3 {Nf6+ would now be deadly.} Kh8 23. Nd6 {[%cal Yg1h1]} Nb5 {[%mdl 64] [#] Decoy} 24. Qd3 (24. Nxb5 $5 Qb6+ $8 25. Rf2 Rxf2 26. Qxf2 Qxb5 27. Rc1 $14 (27. Qxa7 Qb4 $14 ))Qb6+ 25. Kh1 {Active counter play!} Nd4 {White must now prevent ...Be2.} 26. Rad1 Bxd1 27. Rxd1 Rxg2 28. Kxg2 Nc6 ({But not} 28... Qc6+ $6 29. Qe4 Nc2 30. Qxc6 bxc6 31. Kf3 $16 )29. Nc4 Qa6 30. Rd2 h6 31. h5 Kg8 32. Qg3 Rd8 {[#] aiming for ...Rxd2+.} 33. Nd6 {And now Kh2 would win.} Qa5 34. Rf2 (34. Nxb7 {leads to mate.} Rxd2+ (34... Qxd2+ $2 35. Qf2 $19 )(34... Qxd2+ $2 35. Qf2 $19 ))Qd5+ {Weighted Error Value: White=0.04 (flawless) /Black=0.01 (flawless) . Inaccurate: White=3 --- OK: White=12 Black=20 Best: White=1 Black=1 Strong: White=1 ---} 1/2-1/2