[Event "Yaroslav the Wise op"]
[Site "Yaroslavl"]
[Date "2018.07.20"]
[Round "1"]
[White "Chetverik, Maxim"]
[Black "Perch, Sofya"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2237"]
[BlackElo "1799"]
[PlyCount "85"]
[EventDate "2018.07.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Nbd7 7. cxd5 exd5 8. Nc3 Be7 9. Qc2 a6 10. Rd1 0-0 11. Bf4 c5 12. dxc5 Bxc5 13. Nd4 Rc8 14. Rac1 Bb4 15. Qb3 Bxc3 16. Rxc3 Nc5 17. Qa3 Qd7 18. Rcc1 Rfd8 19. Bg5 Qe7 20. Bh3 Ra8 21. Qb4 Qe5 22. Qxb6 Qxg5 23. Qxc5 Qh6 24. Bf5 g6 25. Qe7 gxf5 26. Qxb7 Ng4 27. Nf3 Rab8 28. Qc7 Qe6 29. Nd4 Qh6 30. h4 Re8 31. Nxf5 Qb6 32. Qxb6 Rxb6 33. b3 Rbe6 34. e3 Re5 35. Nd4 R5e7 36. Rc5 Rd7 37. Rdc1 Ne5 38. Rc8 Rdd8 39. Rxd8 Rxd8 40. Kf1 Kf8 41. Ke2 Ke7 42. f4 Nd7 43. Nc6+ 1-0

[Event "Voronezh op-B 21st"]
[Site "Voronezh"]
[Date "2017.06.16"]
[Round "5"]
[White "Perch, Sofya"]
[Black "Napalkov, Vladimir Aleksandro"]
[Result "1/2-1/2"]
[ECO "E52"]
[WhiteElo "1874"]
[BlackElo "2031"]
[PlyCount "117"]
[EventDate "2017.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 0-0 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 b6 9. Bd3 Bb7 10. cxd5 exd5 11. 0-0 Nbd7 12. Bd2 c4 13. Bf5 Re8 14. Bxd7 Nxd7 15. Qf5 g6 16. Qg5 Nf6 17. Rfd1 Ne4 18. Qxd8 Rexd8 19. Rdb1 Bc6 20. a4 Rdb8 21. Be1 f6 22. h3 Rb7 23. Nh2 Re7 24. Nf1 Bd7 25. f3 Nd6 26. Bd2 Nb7 27. Kf2 Na5 28. Rb2 Nb3 29. Raa2 Bf5 30. Be1 Bd3 31. Nd2 Rae8 32. e4 dxe4 33. Nxe4 Bxe4 34. fxe4 Nc1 35. Bd2 Nxa2 36. Rxa2 Rxe4 37. Bc1 Rb8 38. Rb2 a6 39. Kf3 Re1 40. Bf4 Rb7 41. d5 Kf7 42. d6 Ke6 43. Kf2 Re4 44. Bh2 b5 45. axb5 axb5 46. Kf3 f5 47. g4 Kd7 48. gxf5 gxf5 49. Rg2 Re8 50. Rg5 Rf8 51. Rg1 b4 52. cxb4 Rxb4 53. Rg7+ Ke6 54. Re7+ Kd5 55. d7 Rd8 56. Bc7 Rxd7 57. Rxd7+ Kc6 58. Rg7 Rb3+ 59. Kg2 1/2-1/2

[Event "Voronezh op-B 21st"]
[Site "Voronezh"]
[Date "2017.06.15"]
[Round "4"]
[White "Puchko, Nikolay"]
[Black "Perch, Sofya"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2154"]
[BlackElo "1874"]
[PlyCount "104"]
[EventDate "2017.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 Be6 8. f4 Nc6 9. f5 Bxb3 10. axb3 Rc8 11. Be3 Nb4 12. Bc4 b5 13. Bd5 Nbxd5 14. exd5 Ra8 15. b4 Be7 16. 0-0 0-0 17. Qd3 Qc7 18. Ra3 Rfc8 19. Rfa1 Qb7 20. Rd1 Rc4 21. b3 Rc7 22. Ne4 Nxe4 23. Qxe4 Bd8 24. Kh2 f6 25. Ra2 Rcc8 26. Bd2 Bb6 27. Rc1 Ba7 28. c4 Bd4 29. Rac2 bxc4 30. bxc4 Rd8 31. Qd3 Rab8 32. Ra2 Ra8 33. Kg3 Re8 34. Qe4 Red8 35. Kf3 Re8 36. Ke2 Red8 37. Kd3 a5 38. Rxa5 Rxa5 39. bxa5 Rc8 40. Ke2 Qb3 41. Qd3 Qa4 42. Qc2 Qa3 43. Qd3 Qa4 44. Kf1 Rb8 45. h4 Rb3 46. Qc2 Qa3 47. Be1 Rb2 48. Qd1 Qe3 49. Rc2 Qg1+ 50. Ke2 Qxg2+ 51. Kd3 Rxc2 52. Qh5 g6 0-1

[Event "Voronezh op-B 21st"]
[Site "Voronezh"]
[Date "2017.06.13"]
[Round "2"]
[White "Khajrutdinov, Ildar"]
[Black "Perch, Sofya"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2087"]
[BlackElo "1874"]
[PlyCount "75"]
[EventDate "2017.06.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 h6 7. Qc2 c6 8. Nbd2 Nbd7 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qe2 c5 13. Rd1 Qc7 14. Bf4 Qb6 15. dxc5 Bxc5 16. Ne5 Bd4 17. Rd2 Bxe5 18. Bxe5 Nd7 19. Bc3 e5 20. Rad1 Nf6 21. Qxe5 Re8 22. Qf4 Nh5 23. Qh4 Qg6 24. Rd6 Be6 25. Bxb7 Rab8 26. Bd5 Rb6 27. Rxb6 axb6 28. Re1 Nf6 29. Bxf6 Qxf6 30. Qxf6 gxf6 31. Re3 Kf8 32. Bxe6 fxe6 33. Rb3 Rb8 34. Rb5 Ra8 35. Rxb6 Rxa2 36. Rxe6 Rxb2 37. Rxf6+ Kg7 38. Rc6 1-0

[Event "Moscow op-B (Women) 13th"]
[Site "Moscow"]
[Date "2017.02.05"]
[Round "9"]
[White "Perch, Sofya"]
[Black "Mamontova, Anastasia"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1802"]
[BlackElo "2046"]
[PlyCount "72"]
[EventDate "2017.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. Bd2 Bb7 6. Nf3 Bxc3 7. Bxc3 Ne4 8. e3 Qe7 9. Bd3 Nxc3 10. Qxc3 Na6 11. a3 f6 12. Qc2 g5 13. h3 c5 14. Be4 d5 15. cxd5 exd5 16. Bd3 c4 17. Qa4+ Kf7 18. Bf5 h5 19. Kd2 Nc7 20. g4 b5 21. Qc2 h4 22. Rhe1 Qd6 23. Bh7 Ne6 24. Bf5 Nc7 25. Bh7 Kf8 26. Qg6 Qe7 27. Qh6+ Ke8 28. Qg6+ Kd8 29. Bg8 Ne8 30. e4 dxe4 31. Ng1 Nd6 32. d5 Kc7 33. Be6 Qf8 34. Rxe4 Rh6 35. Qg8 Qxg8 36. Bxg8 Nxe4+ 0-1

[Event "Moscow op-B (Women) 13th"]
[Site "Moscow"]
[Date "2017.02.04"]
[Round "8"]
[White "Yurovskikh, Yasmin"]
[Black "Perch, Sofya"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1892"]
[BlackElo "1802"]
[PlyCount "50"]
[EventDate "2017.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 Ne7 7. Qd2 0-0 8. Bh6 Nbc6 9. h4 f6 10. Bxg7 Kxg7 11. h5 g5 12. h6+ Kg8 13. f4 Ng6 14. fxg5 fxg5 15. Nf3 Nd4 16. Nh2 b5 17. Ng4 b4 18. Ne2 e5 19. Ne3 Rb8 20. Nxd4 exd4 21. Nd5 Bg4 22. Bh3 Bxh3 23. Rxh3 Qd7 24. Rh5 Qg4 25. Qxg5 Qf3 0-1

[Event "Moscow op-B (Women) 13th"]
[Site "Moscow"]
[Date "2017.02.03"]
[Round "7"]
[White "Perch, Sofya"]
[Black "Beliakova, Ilona"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1802"]
[BlackElo "1646"]
[PlyCount "63"]
[EventDate "2017.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. e3 h6 6. Bd3 0-0 7. 0-0 b6 8. e4 dxe4 9. Nxe4 Bb7 10. Re1 Nbd7 11. Bd2 c5 12. Bc3 Qc7 13. dxc5 Nxe4 14. Bxe4 Nxc5 15. Bxb7 Qxb7 16. Qc2 Rfd8 17. Rad1 Rac8 18. b3 Nd7 19. Qb2 Bf6 20. Bxf6 Nxf6 21. Rd4 Rd7 22. Ne5 Rdc7 23. Red1 b5 24. Qb1 g6 25. Qc1 Kg7 26. Qa1 Kh7 27. h3 Rc5 28. Nd7 Nxd7 29. Rxd7 R5c7 30. Rd8 Rxd8 31. Rxd8 g5 32. Qf6 1-0

[Event "Moscow op-B (Women) 13th"]
[Site "Moscow"]
[Date "2017.02.02"]
[Round "6"]
[White "Chemborisova, Elina"]
[Black "Perch, Sofya"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1834"]
[BlackElo "1802"]
[PlyCount "59"]
[EventDate "2017.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bc4 0-0 9. 0-0 h6 10. h3 Nbd7 11. Be3 Qc7 12. Qe2 b6 13. Nh4 Nc5 14. Ng6 Re8 15. Nxe7+ Rxe7 16. Bxc5 Qxc5 17. Nd5 Nxd5 18. Bxd5 Bb7 19. Rfd1 Rb8 20. Bxb7 Rexb7 21. Rd5 Qc6 22. Qd3 Rc7 23. c3 Rd7 24. Qxa6 f5 25. Qd3 fxe4 26. Qxe4 Rf8 27. Rxe5 Qc8 28. Re7 Rxe7 29. Qxe7 Qf5 30. Qe3 1-0

[Event "Moscow op-B (Women) 13th"]
[Site "Moscow"]
[Date "2017.02.01"]
[Round "5"]
[White "Perch, Sofya"]
[Black "Kochukova, Anna"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "1802"]
[BlackElo "1979"]
[PlyCount "102"]
[EventDate "2017.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. e3 d5 4. Nf3 b6 5. Nc3 Bb7 6. cxd5 exd5 7. Bd3 Bd6 8. 0-0 0-0 9. Qc2 c5 10. b3 Nc6 11. a3 Re8 12. Bb2 a6 13. Rac1 Rc8 14. Qd1 Na5 15. Bc2 c4 16. Re1 cxb3 17. Bxb3 Nxb3 18. Qxb3 b5 19. h3 Rc7 20. Na2 Nd7 21. Bc3 Rc4 22. Nb4 Qe7 23. Rb1 Rec8 24. Bd2 Nf6 25. Red1 Ne4 26. Be1 h5 27. Nd2 Rxb4 28. axb4 Nc3 29. Nf3 Nxd1 30. Rxd1 Rc4 31. Rb1 Bc8 32. Qa3 Qf6 33. Nd2 Rc2 34. Rc1 Bxb4 35. Qa1 Qg6 36. Rxc2 Bxh3 37. g3 Qxc2 38. Nf3 Bxe1 39. Nxe1 Qc8 40. Nd3 Qf5 41. Nf4 Bg4 42. Qxa6 Qb1+ 43. Kh2 Bf3 44. Ng2 Kh7 45. Qc8 Be4 46. Qh3 Qd1 47. Qh4 Qf3 48. Qh3 Qxg2+ 49. Qxg2 Bxg2 50. Kxg2 b4 51. Kf3 b3 0-1

[Event "Moscow op-B (Women) 13th"]
[Site "Moscow"]
[Date "2017.01.31"]
[Round "4"]
[White "Sergeeva, Natalia"]
[Black "Perch, Sofya"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "2027"]
[BlackElo "1802"]
[PlyCount "92"]
[EventDate "2017.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c4 d6 4. d4 Nd7 5. Nc3 e6 6. Be3 b6 7. Qd2 Bb7 8. d5 e5 9. g3 Be7 10. a4 a5 11. Bg2 Ba6 12. Qd3 h6 13. 0-0 Ngf6 14. h3 Nh7 15. Nd2 g5 16. Qe2 Qc7 17. f4 gxf4 18. gxf4 0-0-0 19. Nb5 Bxb5 20. cxb5 Rdg8 21. Nc4 f6 22. b4 exf4 23. Bxf4 cxb4 24. Bxh6 Ng5 25. Bxg5 Rxg5 26. Kh1 Kb7 27. Ne3 Nc5 28. Nf5 Qd7 29. Qf3 Rhg8 30. Rf2 R5g6 31. h4 Qd8 32. Bh3 Ka7 33. h5 Rg5 34. Rg2 Rxg2 35. Bxg2 Bf8 36. Nd4 Kb7 37. Ne6 Qe7 38. Nxc5+ bxc5 39. Rf1 Rg5 40. Qxf6 Rxh5+ 41. Kg1 Qxf6 42. Rxf6 Be7 43. Rf7 Re5 44. Kf2 c4 45. Ke3 c3 46. Kd3 Kc7 1/2-1/2

[Event "Moscow op-B (Women) 13th"]
[Site "Moscow"]
[Date "2017.01.30"]
[Round "3"]
[White "Perch, Sofya"]
[Black "Kiseleva, Arina"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1802"]
[BlackElo "2056"]
[PlyCount "81"]
[EventDate "2017.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 cxd4 4. exd4 d5 5. Nc3 Nc6 6. a3 g6 7. cxd5 Nxd5 8. Nf3 Bg7 9. Be3 0-0 10. Be2 e5 11. 0-0 Nxe3 12. fxe3 exd4 13. exd4 Nxd4 14. Nxd4 Qxd4+ 15. Kh1 Qxd1 16. Raxd1 Bxc3 17. bxc3 Be6 18. Bf3 Rac8 19. Bxb7 Rxc3 20. Ra1 Rb8 21. Bf3 a5 22. a4 Rb4 23. Rfd1 Rcc4 24. Rd8+ Kg7 25. Bd1 Bg4 26. Bxg4 Rxg4 27. Rd5 Rb2 28. g3 Rc4 29. h4 Rcc2 30. Rd3 Kh6 31. Re3 Kh5 32. Re5+ Kg4 33. Re3 f5 34. Rd3 Rh2+ 35. Kg1 Rbg2+ 36. Kf1 Kh3 37. g4+ Kxg4 38. Rd4+ f4 39. Ra3 Rb2 40. Kg1 Rhf2 41. Rd1 0-1

[Event "Moscow op-B (Women) 13th"]
[Site "Moscow"]
[Date "2017.01.29"]
[Round "2"]
[White "Goltseva, Ekaterina"]
[Black "Perch, Sofya"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2129"]
[BlackElo "1802"]
[PlyCount "106"]
[EventDate "2017.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 Nbd7 8. Nge2 Re8 9. 0-0 h6 10. Bh4 b6 11. Rc1 Bb7 12. f3 c5 13. Bf5 Nh5 14. Bf2 Bg5 15. g4 Rxe3 16. gxh5 Rxf3 17. Bg4 Rxf2 18. Rxf2 Be3 19. Rc2 Bxf2+ 20. Kxf2 Qh4+ 21. Ng3 Nf6 22. h3 cxd4 23. Qxd4 Nxh5 24. Nce2 Nf6 25. Bf5 Ne4+ 26. Kg2 Qg5 27. Rc7 Nd6 28. Qf4 d4+ 29. Kh2 Nxf5 30. Qxf5 Bd5 31. a3 d3 32. Qxg5 hxg5 33. Nc3 Be6 34. Nge4 Rd8 35. Nd2 Rd4 36. Nce4 f6 37. Re7 Bf5 38. Nf2 a5 39. Kg3 Kf8 40. Rc7 Rd6 41. Rc4 Rd5 42. Nf3 Bg6 43. Rd4 Rb5 44. b4 axb4 45. axb4 Ke7 46. Ne1 d2 47. Nf3 Ke6 48. Nd1 Bh5 49. Nc3 d1Q 50. Nxd1 Rf5 51. Re4+ Kd6 52. Rd4+ Ke6 53. Re4+ Kd6 1/2-1/2

[Event "Moscow op-B (Women) 13th"]
[Site "Moscow"]
[Date "2017.01.28"]
[Round "1"]
[White "Perch, Sofya"]
[Black "Bezgodova, Maria"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "1802"]
[BlackElo "2162"]
[PlyCount "135"]
[EventDate "2017.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nc6 5. Nf3 Nf6 6. a3 cxd4 7. exd4 Be7 8. Bd3 0-0 9. 0-0 h6 10. Re1 a6 11. Bf4 dxc4 12. Bxc4 Bd6 13. Bxd6 Qxd6 14. d5 exd5 15. Nxd5 Nxd5 16. Bxd5 Qf6 17. Qb3 Ne7 18. Be4 Rb8 19. Rac1 Be6 20. Qc3 Nd5 21. Qxf6 Nxf6 22. Bd3 Rfd8 23. Bc4 Bxc4 24. Rxc4 Rbc8 25. Rcc1 Nd5 26. g3 f6 27. Nh4 Rxc1 28. Rxc1 Kf7 29. Nf5 h5 30. Rc2 g6 31. Nh4 Rd7 32. h3 Ne7 33. Kg2 Nc6 34. Nf3 Rd3 35. Re2 g5 36. Rd2 Rb3 37. Re2 g4 38. hxg4 hxg4 39. Nh2 f5 40. Nf1 Nd4 41. Rd2 Nf3 42. Re2 Kf6 43. Ne3 Rd3 44. Kf1 Rd7 45. Rc2 Nd2+ 46. Ke2 Nb3 47. Kf1 Ke6 48. Rc3 Nd2+ 49. Ke2 Ne4 50. Rc2 b5 51. Rc6+ Ke5 52. Nf1 a5 53. Ra6 a4 54. Rb6 Rd5 55. Rb8 Ke6 56. Rc8 Rd4 57. Rc6+ Kd7 58. Rc2 Kd6 59. Ne3 Ke5 60. Kf1 Nd6 61. Ke2 b4 62. Rc5+ Ke6 63. Rc6 bxa3 64. bxa3 Kd7 65. Rc5 Ke6 66. Rc6 Kf7 67. Rc5 Kf6 68. Rc6 1/2-1/2

