[Event "Minsk op"]
[Site "Minsk"]
[Date "2013.07.15"]
[Round "3"]
[White "Minasian, Artashes"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2493"]
[BlackElo "2140"]
[PlyCount "47"]
[EventDate "2013.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BLR"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c3 Bg7 5. Nf3 0-0 6. 0-0 c5 7. h3 Nc6 8. dxc5 dxc5 9. Qe2 e5 10. Bg5 h6 11. Bxf6 Qxf6 12. Nbd2 h5 13. a4 g5 14. Nh2 Rd8 15. Nc4 Ne7 16. Bc2 Qg6 17. Ne3 Be6 18. Rfd1 f6 19. Nhf1 g4 20. hxg4 hxg4 21. Ng3 Kf7 22. Bd3 Rxd3 23. Rxd3 Qg5 24. Rd6 1-0

[Event "Chigorin Memorial 20th"]
[Site "St Petersburg"]
[Date "2012.11.03"]
[Round "8"]
[White "Pen, Pyotr"]
[Black "Fomichenko, Eduard"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2150"]
[BlackElo "2460"]
[PlyCount "90"]
[EventDate "2012.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 Nf6 4. e5 Nd5 5. c4 Ne7 6. Bb2 Nbc6 7. h4 b6 8. Nc3 d6 9. exd6 Nf5 10. Nb5 Bxd6 11. Bd3 Be7 12. Bxf5 exf5 13. Bxg7 Rg8 14. Be5 Kf8 15. Bg3 Bb7 16. Qc2 Qd7 17. a3 Rc8 18. 0-0-0 a6 19. d4 axb5 20. dxc5 Qe6 21. Rhe1 Qh6+ 22. Kb1 f4 23. cxb5 fxg3 24. bxc6 Bxc6 25. Ne5 Be8 26. c6 Rxc6 27. Nxc6 Qxc6 28. Qe2 Qf6 29. f3 Qxh4 30. Rc1 Qf6 31. Rc7 Bd6 32. Rb7 Kg7 33. Rxb6 Qf5+ 34. Ka2 Qc5 35. Ra6 f6 36. Qd2 Be5 37. Ra5 Qd4 38. Qxd4 Bxd4 39. Re7+ Bf7 40. Ra4 Bf2 41. Rg4+ Kf8 42. Rxg8+ Bxg8 43. Rc7 h5 44. Rc1 Bd5 45. Rc3 h4 0-1

[Event "Chigorin Memorial 20th"]
[Site "St Petersburg"]
[Date "2012.11.02"]
[Round "7"]
[White "Kuzmin, Arseniy"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1982"]
[BlackElo "2150"]
[PlyCount "72"]
[EventDate "2012.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 dxe4 3. Nxe4 Bf5 4. Ng3 Bg6 5. h4 h6 6. Nf3 Nd7 7. Bc4 e6 8. h5 Bh7 9. d3 Ngf6 10. Qe2 Bc5 11. Bd2 a5 12. Bc3 Nb6 13. Ne4 Be7 14. 0-0-0 0-0 15. Ne5 Bb4 16. Nxf6+ Qxf6 17. Bd4 Nxc4 18. dxc4 Qf4+ 19. Qe3 Qf5 20. Nd3 Rfd8 21. f3 Qg5 22. Qxg5 hxg5 23. Nxb4 axb4 24. Bc5 Rdc8 25. Kb1 e5 26. Rhe1 f6 27. g4 b6 28. Bxb4 Ra4 29. Bc3 Rxc4 30. Rd7 b5 31. a3 c5 32. Rb7 b4 33. axb4 cxb4 34. Bxb4 Bxc2+ 35. Ka2 Rxb4 36. Ra7 Rcb8 0-1

[Event "Chigorin Memorial 20th"]
[Site "St Petersburg"]
[Date "2012.11.01"]
[Round "6"]
[White "Pen, Pyotr"]
[Black "Velieva, Hurma"]
[Result "1/2-1/2"]
[ECO "B84"]
[WhiteElo "2150"]
[BlackElo "1966"]
[PlyCount "134"]
[EventDate "2012.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Be7 8. 0-0 Qc7 9. Qe1 b5 10. a3 Bb7 11. f3 0-0 12. Qf2 Nbd7 13. Nb3 d5 14. exd5 Nxd5 15. Nxd5 Bxd5 16. Nd4 Rac8 17. a4 bxa4 18. Bxa6 Rb8 19. c4 Ba8 20. Bb5 Nc5 21. Bxa4 Bd6 22. g3 Nd3 23. Qe2 Rxb2 24. Qxd3 Bxg3 25. Bc2 Bxh2+ 26. Kh1 g6 27. Qc3 Rbb8 28. Bh6 Be5 29. Bxf8 Qd8 30. Qe1 Qxd4 31. Ra5 Bc7 32. Rc5 Bb6 33. Rh5 Rxf8 34. Rh4 Qf6 35. Be4 Bxe4 36. Qxe4 Rd8 37. Rh2 Rd4 38. Qb7 e5 39. Rc1 Rh4 40. Rcc2 Rxh2+ 41. Rxh2 Kg7 42. Qd5 Qg5 43. Qd1 Qe3 44. Rh4 Qf2 45. Rh2 Qg3 46. Qf1 Qf4 47. Rc2 Bc5 48. Qe2 Qh4+ 49. Kg2 Qg5+ 50. Kh2 Qg1+ 51. Kh3 Qh1+ 52. Kg3 Qh5 53. Qe4 Qg5+ 54. Qg4 Qe3 55. Qe4 Qg1+ 56. Rg2 Bf2+ 57. Kh3 Qh1+ 58. Rh2 Qf1+ 59. Rg2 f6 60. Qb7+ Kh6 61. Qd5 Kg7 62. Kh2 Be3 63. Qd7+ Kf8 64. Qd8+ Kf7 65. Qd5+ Kf8 66. Qd6+ Kf7 67. Qd5+ Kf8 1/2-1/2

[Event "Chigorin Memorial 20th"]
[Site "St Petersburg"]
[Date "2012.10.31"]
[Round "5"]
[White "Belousov, Danila"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2340"]
[BlackElo "2150"]
[PlyCount "53"]
[EventDate "2012.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f5 8. Qh5+ g6 9. Qd1 b6 10. Nf3 h6 11. a4 Ne7 12. a5 bxa5 13. c4 cxd4 14. Ba3 Ba6 15. Bd6 Qc8 16. Nxd4 Bxc4 17. Bxc4 dxc4 18. 0-0 Nd5 19. Rxa5 Kf7 20. Qf3 Nb6 21. Rc5 Qa6 22. Bxb8 Rhxb8 23. Rc7+ Kg8 24. Nxe6 Qb5 25. Rg7+ Kh8 26. Qh3 h5 27. Qe3 1-0

[Event "Chigorin Memorial 20th"]
[Site "St Petersburg"]
[Date "2012.10.30"]
[Round "4"]
[White "Pen, Pyotr"]
[Black "Chuprova, Irina"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2150"]
[BlackElo "1945"]
[PlyCount "83"]
[EventDate "2012.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 f6 3. a3 d5 4. e3 Be6 5. f4 Nd7 6. Nf3 Bd6 7. g3 Ne7 8. Bg2 0-0 9. 0-0 c6 10. d3 Qb6 11. Qe1 Nf5 12. d4 e4 13. Nfd2 a5 14. c4 axb4 15. g4 Nh6 16. f5 Bf7 17. c5 Nxc5 18. dxc5 Bxc5 19. h3 Bxe3+ 20. Kh1 b3 21. a4 Bxd2 22. Nxd2 Be8 23. Qd1 c5 24. Qxb3 Qxb3 25. Nxb3 Rxa4 26. Nxc5 Rxa1 27. Rxa1 Bc6 28. Bd4 Nf7 29. Bf1 Nd6 30. Ne6 Rc8 31. Kh2 Kf7 32. Kg3 g6 33. Bc5 Ne8 34. Ra7 h5 35. Bb5 gxf5 36. gxf5 Nc7 37. Bxc6 Nxe6 38. Bxd5 Rxc5 39. Rxb7+ Ke8 40. Bxe6 Rc3+ 41. Kh4 e3 42. Bf7+ 1-0

[Event "Chigorin Memorial 20th"]
[Site "St Petersburg"]
[Date "2012.10.29"]
[Round "3"]
[White "Annageldyev, Orazly"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2394"]
[BlackElo "2150"]
[PlyCount "31"]
[EventDate "2012.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 Nc6 6. Nf3 Bg4 7. Be2 0-0-0 8. Nc3 Qd7 9. d5 Bxf3 10. Bxf3 Ne5 11. Bf4 Qf5 12. Rc1 Nxf3+ 13. Qxf3 Nf6 14. 0-0 g5 15. Ne4+ Kd7 16. Qd3 1-0

[Event "Chigorin Memorial 20th"]
[Site "St Petersburg"]
[Date "2012.10.28"]
[Round "2"]
[White "Pen, Pyotr"]
[Black "Kuvyrshin, Maksim"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2150"]
[BlackElo "1865"]
[PlyCount "65"]
[EventDate "2012.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Kb1 a6 11. h4 Qc7 12. Nxd5 Nxd5 13. exd5 Ne5 14. h5 Nc4 15. Bxc4 Qxc4 16. hxg6 fxg6 17. Bh6 Rf7 18. Bxg7 Kxg7 19. Qg5 Bd7 20. Rh4 Kg8 21. Re4 Re8 22. Nc6 Qxe4 23. fxe4 bxc6 24. c4 cxd5 25. Qxd5 Bg4 26. Rd2 e6 27. Qg5 Bh5 28. g4 Rf1+ 29. Kc2 Rg1 30. Rd7 Bxg4 31. Qf6 Rg2+ 32. Kb3 Rb8+ 33. Ka3 1-0

[Event "Chigorin Memorial 20th"]
[Site "St Petersburg"]
[Date "2012.10.27"]
[Round "1"]
[White "Zhigalko, Andrey"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2582"]
[BlackElo "2150"]
[PlyCount "97"]
[EventDate "2012.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d5 6. cxd5 Nxd5 7. h4 Nc6 8. h5 e5 9. hxg6 hxg6 10. Nxd5 Qxd5 11. d3 Qa5+ 12. Bd2 Qb5 13. b4 Re8 14. a4 Qb6 15. Ng5 Nd4 16. Bd5 Be6 17. Nxe6 Nxe6 18. Rc1 c6 19. Bg2 Nd4 20. e3 Ne6 21. Qc2 Rad8 22. Ke2 Rd7 23. Rhd1 Qd8 24. Be1 Qg5 25. Qc4 Qh5+ 26. Kf1 Red8 27. b5 c5 28. Qc2 b6 29. Qe2 Qf5 30. Rc4 Ng5 31. g4 Qe6 32. Bc6 Rd6 33. f3 Bh6 34. Kg2 Kg7 35. Bg3 f6 36. Rc3 a5 37. f4 Nf7 38. g5 fxg5 39. fxe5 Nxe5 40. d4 Nxc6 41. bxc6 Rxc6 42. Qc4 g4 43. d5 Qf7 44. e4 Rcc8 45. e5 Bg5 46. e6 Qb7 47. Be5+ Kh7 48. Qxg4 Bh6 49. Rh3 1-0

[Event "St Petersburg Botvinnik Memorial op"]
[Site "St Petersburg"]
[Date "2012.09.02"]
[Round "9"]
[White "Pen, Pyotr"]
[Black "Shushpanov, Vladimir Fedorovich"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "2138"]
[BlackElo "2318"]
[PlyCount "52"]
[EventDate "2012.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 g6 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Nc3 Nc6 8. Qb3 Bxf3 9. gxf3 Nxd4 10. Qxb7 Rb8 11. Qxa6 Nc2+ 12. Kd1 Nxa1 13. Bb5+ Rxb5 14. Qxb5+ Qd7 15. Qxd7+ Kxd7 16. Nxd5 e6 17. Nc3 Ne7 18. Bf4 Nc6 19. Kd2 Nb3+ 20. axb3 Bg7 21. Re1 Rb8 22. Ne4 Nd4 23. Re3 Kc6 24. b4 Rxb4 25. Nd6 Kd7 26. Bg3 Nf5 1/2-1/2

[Event "St Petersburg Botvinnik Memorial op"]
[Site "St Petersburg"]
[Date "2012.09.01"]
[Round "8"]
[White "Lamorelle, Julien"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2290"]
[BlackElo "2138"]
[PlyCount "57"]
[EventDate "2012.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. a3 Bxc3 7. Bxc3 cxd4 8. Bxd4 0-0 9. Nf3 b6 10. Bd3 h6 11. Qe2 Nbc6 12. c3 Bd7 13. Bc2 Rc8 14. Qd3 g6 15. h4 Nxd4 16. Nxd4 Qc7 17. Qe3 h5 18. 0-0-0 f5 19. f3 f4 20. Qe1 Rf7 21. g3 fxg3 22. Qxg3 Rg7 23. Rhg1 Nc6 24. f4 Nxd4 25. Rxd4 Be8 26. Rd2 Qe7 27. Rdg2 Rc4 28. Bd3 Rc7 29. Kb1 1-0

[Event "St Petersburg Botvinnik Memorial op"]
[Site "St Petersburg"]
[Date "2012.08.31"]
[Round "7"]
[White "Pen, Pyotr"]
[Black "Papadakis, Michalis"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2138"]
[BlackElo "2235"]
[PlyCount "88"]
[EventDate "2012.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. Nd5 Nbd7 10. Qd3 0-0 11. 0-0 Bxd5 12. exd5 Ne8 13. c4 f5 14. f4 e4 15. Qd2 Bf6 16. Kh1 a5 17. g4 fxg4 18. Bxg4 a4 19. Nd4 Nc5 20. Rab1 Bxd4 21. Bxd4 Qh4 22. Be6+ Nxe6 23. dxe6 Qh3 24. Qb4 Qxe6 25. Qxb7 Ra5 26. c5 dxc5 27. Bc3 Ra6 28. Rbe1 Nf6 29. Rg1 Rf7 30. Qb8+ Rf8 31. Qb7 Rf7 32. Qb8+ Rf8 33. Qc7 Rf7 34. Qxc5 Qc6 35. Rg5 h6 36. Qxc6 Rxc6 37. Ra5 Ng4 38. Kg2 Rxf4 39. Kg3 Rf3+ 40. Kxg4 Rg6+ 41. Kh4 Rf4+ 42. Kh3 Rf3+ 43. Kh4 Rf4+ 44. Kh3 Rf3+ 1/2-1/2

[Event "St Petersburg Botvinnik Memorial op"]
[Site "St Petersburg"]
[Date "2012.08.30"]
[Round "6"]
[White "Usmanov, Vasily"]
[Black "Pen, Pyotr"]
[Result "1/2-1/2"]
[ECO "E75"]
[WhiteElo "2333"]
[BlackElo "2138"]
[PlyCount "149"]
[EventDate "2012.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 e6 8. Qd2 exd5 9. exd5 a6 10. Nf3 Bg4 11. 0-0 Re8 12. h3 Bxf3 13. Bxf3 Nbd7 14. a4 Qa5 15. Qf4 Re5 16. Qg3 Qb4 17. Bf4 Qxb2 18. Bxe5 Nxe5 19. Be2 Nh5 20. Bxh5 Nxc4 21. Be2 Nd2 22. Rfc1 Re8 23. Bf1 Be5 24. Qd3 Nb3 25. Rcb1 Qxc3 26. Qxc3 Bxc3 27. Ra3 Nd2 28. Rxb7 Bd4 29. Ra2 Ne4 30. Bxa6 Nc3 31. Rc2 Nxa4 32. Rb3 Re1+ 33. Kh2 Kg7 34. g3 h5 35. Bb7 h4 36. Rc4 hxg3+ 37. Kxg3 Re4 38. Kg2 Rf4 39. Rxa4 Rxf2+ 40. Kg3 Rd2 41. Ba6 Be5+ 42. Kf3 Rxd5 43. Bc4 Rd4 44. Rd3 Rf4+ 45. Kg2 f6 46. Ra7+ Kh6 47. Bg8 Rb4 48. h4 Kh5 49. Rh7+ Kg4 50. Bb3 c4 51. Bd1+ Kf5 52. Rf3+ Ke6 53. Bc2 c3 54. Kh3 g5 55. hxg5 fxg5 56. Rh6+ Kd5 57. Rg6 Rh4+ 58. Kg2 Rh2+ 59. Kf1 Rxc2 60. Rxg5 Ke4 61. Rh3 Bf4 62. Rg4 Kf5 63. Rg8 Be5 64. Ke1 Ke4 65. Rg4+ Kd5 66. Rd3+ Kc5 67. Re4 Rh2 68. Rxe5+ dxe5 69. Rxc3+ Kd4 70. Ra3 Rb2 71. Rh3 e4 72. Ra3 Rc2 73. Kd1 Rg2 74. Ke1 e3 75. Ra8 1/2-1/2

[Event "St Petersburg Botvinnik Memorial op"]
[Site "St Petersburg"]
[Date "2012.08.29"]
[Round "5"]
[White "Pen, Pyotr"]
[Black "Aleksandrov, Grigoriy"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2138"]
[BlackElo "1845"]
[PlyCount "81"]
[EventDate "2012.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. 0-0 Be7 9. Be3 Nbd7 10. f3 Nc5 11. Nxc5 dxc5 12. Qe1 0-0 13. Na4 Qc7 14. c4 Rad8 15. Nc3 Bd6 16. Rc1 Qa5 17. Bg5 Qb4 18. b3 h6 19. Be3 Qb6 20. Qf2 Be7 21. Na4 Qa5 22. Nxc5 Qxa2 23. Ra1 Qb2 24. Rfb1 Qc3 25. Rc1 Qb2 26. Rab1 Qa3 27. Nxb7 Rb8 28. Nc5 Rfd8 29. Ra1 Qb2 30. Nd3 Qxb3 31. Nxe5 Ra8 32. Nc6 Re8 33. Rcb1 Qc2 34. Nd4 Qc3 35. Nxe6 fxe6 36. Bd4 Qd2 37. Rb2 Qf4 38. c5 a5 39. Bb5 Reb8 40. Bc4 Kf7 41. Rb6 1-0

[Event "St Petersburg Botvinnik Memorial op"]
[Site "St Petersburg"]
[Date "2012.08.28"]
[Round "4"]
[White "Sichinava, Zviad"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2322"]
[BlackElo "2138"]
[PlyCount "95"]
[EventDate "2012.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nc6 7. Nc3 a6 8. a3 Re8 9. b4 e5 10. e3 Bg4 11. h3 Bxf3 12. Bxf3 exd4 13. exd4 Nxd4 14. Bxb7 Nd7 15. Ra2 Ra7 16. Bg2 Ne5 17. c5 dxc5 18. bxc5 Qe7 19. Ne4 f5 20. Ng5 h6 21. Qxd4 Nf3+ 22. Nxf3 Bxd4 23. Nxd4 Qxc5 24. Be3 Rxe3 25. fxe3 a5 26. Kh2 h5 27. Rc2 Qxa3 28. Rc6 Kh7 29. Nb5 Qxe3 30. Rf3 Qe5 31. Nxa7 h4 32. Rcc3 hxg3+ 33. Rxg3 f4 34. Rgf3 g5 35. Nc6 Qd6 36. Nxa5 c5 37. Nb7 Qb8 38. Nxc5 Kg6 39. Nd7 Qb1 40. Ne5+ Kh5 41. Ng4 Qb5 42. Rcd3 Qb1 43. Rd7 Qb4 44. Rfd3 f3 45. Rh7+ Kg6 46. Rh6+ Kg7 47. Rd7+ Kg8 48. Nf6+ 1-0

[Event "St Petersburg Botvinnik Memorial op"]
[Site "St Petersburg"]
[Date "2012.08.27"]
[Round "3"]
[White "Pen, Pyotr"]
[Black "Kazantsev, Alexandr"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2138"]
[BlackElo "1960"]
[PlyCount "53"]
[EventDate "2012.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 Nbd7 7. Be3 e6 8. Qd2 Be7 9. 0-0-0 0-0 10. g4 Qc7 11. g5 Ne8 12. h4 Ne5 13. h5 b5 14. g6 fxg6 15. hxg6 Nxg6 16. Bh3 Rf6 17. Bg5 Nf8 18. Bxf6 Nxf6 19. Rhg1 b4 20. Nce2 e5 21. Bxc8 Rxc8 22. Nf5 Ne8 23. Kb1 Ng6 24. Rc1 Rb8 25. Qd5+ Kf8 26. Rxg6 Rb5 27. Qe6 1-0

[Event "St Petersburg Botvinnik Memorial op"]
[Site "St Petersburg"]
[Date "2012.08.26"]
[Round "2"]
[White "Goganov, Aleksey"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "A86"]
[WhiteElo "2525"]
[BlackElo "2138"]
[PlyCount "147"]
[EventDate "2012.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. b4 Nc6 6. Bxc6 bxc6 7. Nf3 0-0 8. 0-0 Ne4 9. Qc2 a5 10. bxa5 c5 11. Nbd2 cxd4 12. Nxe4 fxe4 13. Qxe4 d5 14. cxd5 Bf5 15. Qh4 Rxa5 16. Nxd4 Qxd5 17. Nxf5 Qxf5 18. Bd2 Bf6 19. Qc4+ Qd5 20. Rfc1 Qxc4 21. Rxc4 Ra3 22. Re1 Rxa2 23. Bf4 e5 24. Be3 Rf7 25. Kf1 Rb2 26. Rec1 Rb7 27. R1c2 Kf8 28. Kg2 Ke8 29. h4 Rd7 30. Kf3 Be7 31. Ke4 Bd6 32. Ra2 Rd8 33. Kf3 Kd7 34. Kg4 Rf8 35. h5 Ke6 36. hxg6 hxg6 37. Rca4 Rf5 38. Ra8 Rb4+ 39. Kh3 Rf8 40. R8a6 Rfb8 41. Rc2 Kd7 42. Raa2 Ke6 43. Kg2 Kd7 44. Bd2 Rb3 45. Bc3 Ke6 46. Ra4 R8b6 47. Rc4 R6b5 48. Bd2 Rb2 49. Kf3 Rxc2 50. Rxc2 c5 51. Kg4 Be7 52. e4 Rb6 53. f3 Rb3 54. f4 exf4 55. gxf4 Rb1 56. Be3 Rb4 57. Bxc5 Bxc5 58. Rxc5 Rxe4 59. Kg5 Kf7 60. Rc7+ Kf8 61. Rc6 Re1 62. Kxg6 Rg1+ 63. Kf6 Ke8 64. Rc8+ Kd7 65. Rf8 Rg2 66. f5 Rg1 67. Kf7 Rg2 68. f6 Rg1 69. Ra8 Rg2 70. Ra1 Rg3 71. Rd1+ Kc8 72. Kf8 Rg4 73. f7 Rg2 74. Rd6 1-0

[Event "St Petersburg Botvinnik Memorial op"]
[Site "St Petersburg"]
[Date "2012.08.25"]
[Round "1"]
[White "Pen, Pyotr"]
[Black "Dvoirys, Semen I"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2138"]
[BlackElo "2533"]
[PlyCount "88"]
[EventDate "2012.08.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. c3 Nf6 5. e5 Nd5 6. 0-0 Be7 7. d4 cxd4 8. cxd4 0-0 9. Nc3 Nxc3 10. bxc3 d6 11. Bf4 dxe5 12. Nxe5 Nxe5 13. Bxe5 Bd7 14. Qa4 Bxb5 15. Qxb5 b6 16. Rfd1 Qd5 17. Qxd5 exd5 18. Kf1 Rfc8 19. Rd3 Rc4 20. Ke2 Ra4 21. Re3 f6 22. Bf4 Kf7 23. Kd3 Rc8 24. Re2 Ra3 25. Rc2 b5 26. Rb1 a6 27. Rb3 Ra4 28. Bc1 Ke6 29. Re2+ Kd7 30. Rc2 Bd6 31. h3 Rcc4 32. Bd2 Rc8 33. Bc1 Rb8 34. Be3 h5 35. Rb1 Ke6 36. Bd2 Kf5 37. g4+ Kg6 38. gxh5+ Kxh5 39. Rg1 Rb7 40. f4 b4 41. cxb4 Ra3+ 42. Rc3 Rxa2 43. Rc8 Rxd2+ 44. Kxd2 Bxf4+ 1/2-1/2

[Event "St Petersburg Blockade op"]
[Site "St Petersburg"]
[Date "2012.01.10"]
[Round "8"]
[White "Pen, Pyotr"]
[Black "Kitsis, Andrey"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2160"]
[BlackElo "2195"]
[PlyCount "111"]
[EventDate "2012.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Nf3 Ne4 4. Bf4 g6 5. e3 Bg7 6. Bd3 c5 7. c3 cxd4 8. exd4 Nd7 9. Nbd2 Ndf6 10. Qa4+ Bd7 11. Qb3 Bc6 12. Ne5 Nh5 13. Be3 Nxd2 14. Bxd2 Qc7 15. f4 Rb8 16. 0-0 0-0 17. Rae1 e6 18. Qd1 Qb6 19. b3 Bb5 20. c4 dxc4 21. bxc4 Bxe5 22. fxe5 Bxc4 23. Be3 Bxd3 24. Qxd3 Rbd8 25. Qe4 f5 26. Qf3 f4 27. Bf2 Qc6 28. Qxc6 bxc6 29. Rc1 Rc8 30. Rc5 Rf7 31. Rfc1 Rfc7 32. Be1 Ng7 33. R1c4 Nf5 34. a3 Kf7 35. Bd2 g5 36. Kf2 Rb7 37. g3 fxg3+ 38. hxg3 g4 39. Bb4 Rd7 40. Rxc6 Rxc6 41. Rxc6 Nxd4 42. Rc8 Kg6 43. Bd6 Rf7+ 44. Kg2 Nb5 45. Bc5 Kf5 46. Rb8 a6 47. a4 Nc3 48. Bd6 Nd5 49. Ra8 Ke4 50. Bc5 Rc7 51. Bf2 Rc6 52. Rh8 Rc2 53. Rxh7 Ne3+ 54. Kg1 Nf5 55. Rb7 Rc4 56. a5 1/2-1/2

[Event "St Petersburg Blockade op"]
[Site "St Petersburg"]
[Date "2012.01.09"]
[Round "7"]
[White "Safronov, Kirill"]
[Black "Pen, Pyotr"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "1975"]
[BlackElo "2160"]
[PlyCount "64"]
[EventDate "2012.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. g3 Nc6 5. Bg2 e5 6. d3 f6 7. 0-0 Bg4 8. h3 Bh5 9. Nbd2 Qd7 10. Nxe5 Nxe5 11. Qxh5+ g6 12. Qe2 0-0-0 13. d4 Nf7 14. Nb3 f5 15. c4 Nf6 16. Bf4 Re8 17. Be5 Nxe5 18. dxe5 Ne4 19. Bxe4 fxe4 20. Qxe4 Qxh3 21. Na5 c6 22. Nxc6 Bd6 23. Nxa7+ Kb8 24. Nb5 Bxe5 25. Qe3 Re6 26. Qa7+ Kc8 27. Qa8+ Bb8 28. Qa3 Rhe8 29. c5 Re3 30. Na7+ Bxa7 31. Qxa7 Rxg3+ 32. fxg3 Qxg3+ 1/2-1/2

[Event "St Petersburg Blockade op"]
[Site "St Petersburg"]
[Date "2012.01.08"]
[Round "6"]
[White "Pen, Pyotr"]
[Black "Chernyak, Viktoria"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "2160"]
[BlackElo "1839"]
[PlyCount "66"]
[EventDate "2012.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. dxc5 Qxc5 7. Be3 Qc7 8. Be2 e6 9. 0-0 Be7 10. c4 0-0 11. Qc1 b6 12. a3 Nbd7 13. b4 Bb7 14. h3 Rac8 15. Nbd2 Qb8 16. Qb2 Rfe8 17. a4 Ne4 18. Ra2 Bf6 19. Bd4 Nxd2 20. Nxd2 e5 21. Be3 Qa8 22. f3 e4 23. Bd4 Ne5 24. f4 Nd7 25. a5 e3 26. Nf3 Qb8 27. Bxf6 Nxf6 28. axb6 Qxf4 29. c5 Ne4 30. Bxa6 Bxa6 31. Rxa6 Nf2 32. Qd4 Nxh3+ 33. Kh1 Nf2+ 1/2-1/2

[Event "St Petersburg Blockade op"]
[Site "St Petersburg"]
[Date "2012.01.07"]
[Round "5"]
[White "Rutman, Aleksandr"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "2198"]
[BlackElo "2160"]
[PlyCount "97"]
[EventDate "2012.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 b6 8. a4 Ne7 9. Bd3 Bd7 10. 0-0 Nbc6 11. Ba3 Na5 12. Qd2 h6 13. Qf4 f5 14. Qh4 Kf7 15. Nd2 Rag8 16. Rfe1 g5 17. Qh5+ Kf8 18. dxc5 bxc5 19. Nb3 Nxb3 20. cxb3 g4 21. Qh4 Rg5 22. Bc1 Rg6 23. Qg3 Kf7 24. Ba3 h5 25. Qe3 Rc8 26. b4 Bxa4 27. bxc5 Bc6 28. Qg3 Rh8 29. Qh4 Kg7 30. Bc1 Ba8 31. Bg5 Nc6 32. Bf6+ Kg8 33. Bxh8 Kxh8 34. Qxh5+ Kg7 35. Qh4 d4 36. cxd4 Nxd4 37. Ra4 Qb7 38. Bf1 Rh6 39. Qg5+ Rg6 40. Qd2 Nc6 41. Qd6 Kh6 42. Qf8+ Kh7 43. Raa1 Rg8 44. Qd6 Rg6 45. Rad1 Kh6 46. Qf8+ Kg5 47. Rd6 Kf4 48. Qh8 Qb4 49. g3+ 1-0

[Event "St Petersburg Blockade op"]
[Site "St Petersburg"]
[Date "2012.01.06"]
[Round "4"]
[White "Pen, Pyotr"]
[Black "Abramov, Nikita"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2160"]
[PlyCount "71"]
[EventDate "2012.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. Nf3 c5 4. e3 Nc6 5. c3 h6 6. Bh4 cxd4 7. exd4 Be7 8. Bd3 d5 9. Nbd2 a6 10. 0-0 b5 11. b4 Nd7 12. Bxe7 Qxe7 13. a4 Rb8 14. axb5 axb5 15. Qe2 e5 16. dxe5 Ncxe5 17. Nxe5 Nxe5 18. Rfe1 f6 19. f4 Nc6 20. Bxb5 Qxe2 21. Bxc6+ Bd7 22. Rxe2+ Kd8 23. Bxd7 Kxd7 24. Ra7+ Kd6 25. Nb3 Rhe8 26. Rxe8 Rxe8 27. Nc5 Re3 28. Ra6+ Kc7 29. Ra3 d4 30. Ra7+ Kb6 31. Rb7+ Kc6 32. cxd4 g5 33. fxg5 fxg5 34. b5+ Kd5 35. Rd7+ Kc4 36. b6 1-0

[Event "St Petersburg Blockade op"]
[Site "St Petersburg"]
[Date "2012.01.05"]
[Round "3"]
[White "Belenkaya, Dina"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2208"]
[BlackElo "2160"]
[PlyCount "33"]
[EventDate "2012.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. Bb5 Bg4 4. 0-0 a6 5. Ba4 b5 6. Bb3 Nd4 7. Bxf7+ Kxf7 8. Ng5+ Kg6 9. f3 Kxg5 10. fxg4 Qd7 11. h4+ Kxh4 12. d3 Nf6 13. c3 e5 14. Qe1+ Kxg4 15. cxd4 Nh5 16. Qe2+ Kh4 17. Rf5 1-0

[Event "St Petersburg Blockade op"]
[Site "St Petersburg"]
[Date "2012.01.04"]
[Round "2"]
[White "Khatenever, Feliks"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1870"]
[BlackElo "2160"]
[PlyCount "40"]
[EventDate "2012.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. c4 cxd4 5. exd4 e6 6. Nc3 Bb4 7. Bd2 0-0 8. a3 Bxc3 9. bxc3 b6 10. cxd5 exd5 11. Be2 Ne4 12. 0-0 Be6 13. Re1 Nc6 14. Rc1 Rc8 15. Ba6 Nxd2 16. Qxd2 Rc7 17. Bd3 h6 18. Bb1 Qf6 19. Qd3 g6 20. Qe3 Kg7 0-1

[Event "St Petersburg Blockade op"]
[Site "St Petersburg"]
[Date "2012.01.03"]
[Round "1"]
[White "Pen, Pyotr"]
[Black "Bakhtin, Alexander"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2160"]
[BlackElo "1763"]
[PlyCount "51"]
[EventDate "2012.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Ne5 8. Be2 0-0 9. 0-0 Qg6 10. f3 d5 11. Nd2 Bd7 12. Kh1 Rad8 13. Nf5 Nxf5 14. Bxc5 dxe4 15. fxe4 Nd6 16. Bd4 Nxe4 17. Bh5 Qc6 18. Nxe4 Qxe4 19. Re1 Qc6 20. Rxe5 Be6 21. Qe1 Rd5 22. Rxd5 Bxd5 23. Qg3 g6 24. Rf1 Qb5 25. Qf2 Bxa2 26. Qf6 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2011.11.05"]
[Round "9"]
[White "Zhelobanov, Roman"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1870"]
[BlackElo "2144"]
[PlyCount "100"]
[EventDate "2011.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. f4 Nc6 4. Nf3 d5 5. e5 h5 6. Be2 Nh6 7. Nbd2 Nf5 8. Nf1 Bd7 9. Ne3 Nh6 10. d4 Qb6 11. c3 0-0-0 12. Qd3 Kb8 13. b3 cxd4 14. Nxd4 g6 15. Nec2 Rc8 16. Be3 Qa5 17. Bd2 Qd8 18. 0-0 Nf5 19. Kh1 h4 20. Nxc6+ Bxc6 21. Nd4 Ng3+ 22. Kg1 Nxf1 23. Bxf1 Bc5 24. Be3 Bxd4 25. Bxd4 g5 26. f5 exf5 27. Qxf5 Rf8 28. Be2 Bd7 29. Qf2 a6 30. b4 g4 31. Bc5 g3 32. Qf4 gxh2+ 33. Kxh2 Be6 34. Bxf8 Qxf8 35. Rc1 Qe7 36. a3 Qc7 37. Kg1 h3 38. g3 Qd7 39. Kh2 Qa4 40. b5 Qxa3 41. bxa6 Qb2 42. a7+ Ka8 43. Re1 Qxc3 44. Rb1 Qc2 45. Re1 Qb2 46. Qa4 Qd2 47. Qa1 Qe3 48. Bf1 Rc2+ 49. Bg2 Rxg2+ 50. Kh1 Rh2+ 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2011.11.03"]
[Round "7"]
[White "Pen, Pyotr"]
[Black "Sichinava, Zviad"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2144"]
[BlackElo "2372"]
[PlyCount "63"]
[EventDate "2011.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 Nf6 5. Nf3 0-0 6. Be3 Nbd7 7. Qd2 c6 8. 0-0-0 b5 9. Bd3 a6 10. e5 Nd5 11. Nxd5 cxd5 12. h4 Nb6 13. b3 Qc7 14. h5 Nc4 15. bxc4 bxc4 16. Qc3 Bg4 17. hxg6 fxg6 18. Rh4 Qd7 19. Be2 Rab8 20. Kd2 Bf5 21. Rg1 Qa4 22. g4 Be4 23. Ng5 Bxc2 24. Rc1 Bd3 25. Bxd3 cxd3 26. Qxd3 Rb2+ 27. Ke1 Qxa2 28. Rxh7 Rb3 29. Qe2 Qa3 30. Bd2 Rg3 31. Qh2 Re3+ 32. Kf2 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2011.11.02"]
[Round "6"]
[White "Myshkin, Nikita"]
[Black "Pen, Pyotr"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "2255"]
[BlackElo "2144"]
[PlyCount "70"]
[EventDate "2011.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nf3 Nc6 7. 0-0 a6 8. Bf4 Rb8 9. d5 Na5 10. Nd2 c5 11. dxc6 bxc6 12. c5 Nh5 13. cxd6 exd6 14. Be3 Rxb2 15. Na4 Rb8 16. Rb1 Rxb1 17. Nxb1 c5 18. Qd3 Be6 19. Rd1 Bxa2 20. Bxc5 Bb3 21. Bb6 Qe8 22. Rc1 Qxa4 23. Bxa5 Bb2 24. Rf1 Rc8 25. Qxa6 Rc5 26. Qa8+ Kg7 27. Bd2 Qxa8 28. Bxa8 d5 29. Bb7 d4 30. Be4 Nf6 31. Bd3 Ng4 32. Bb4 Rh5 33. Nd2 Bd5 34. h4 Nf6 35. Nc4 Bc3 1/2-1/2

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2011.11.01"]
[Round "5"]
[White "Pen, Pyotr"]
[Black "Shmoilov, Dmitry"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2144"]
[BlackElo "1998"]
[PlyCount "67"]
[EventDate "2011.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Bb5 Bxf3 7. Qxf3 e6 8. 0-0 Qb6 9. Bxc6+ bxc6 10. dxc5 Bxc5 11. b4 Bf8 12. Be3 Qb7 13. Nd2 Ne7 14. Nb3 Ng6 15. Qe2 Be7 16. a4 0-0 17. Bd4 Rfc8 18. f4 Nf8 19. f5 exf5 20. Rxf5 Ne6 21. Raf1 Rf8 22. Be3 Qc7 23. Qf2 f6 24. Bd4 fxe5 25. Bxe5 Bd6 26. Bxd6 Qxd6 27. Rxf8+ Qxf8 28. Qe3 Qd6 29. Re1 Nf8 30. Qe7 Qg6 31. Nd4 a5 32. Qb7 Rd8 33. Nxc6 Rd7 34. Qxd7 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2011.10.31"]
[Round "4"]
[White "Feofanov, Denis"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2314"]
[BlackElo "2144"]
[PlyCount "73"]
[EventDate "2011.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6 9. Bh4 g5 10. Bg3 Nh6 11. d5 f5 12. exf5 Nxf5 13. Nd2 Nd7 14. Nde4 b6 15. 0-0 Nc5 16. Bg4 Qe7 17. Re1 Bd7 18. f3 Be8 19. Bxf5 Rxf5 20. b4 Nd7 21. Bf2 Nf8 22. c5 Ng6 23. a4 h5 24. a5 bxc5 25. bxc5 Nf4 26. Rb1 g4 27. fxg4 hxg4 28. Rb7 Qd8 29. cxd6 cxd6 30. Qxg4 Rf7 31. Reb1 Bd7 32. Qg5 Qf8 33. Qh4 Bh6 34. Rxd7 Qg7 35. g3 Rxd7 36. Nf6+ Kh8 37. Nxd7 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2011.10.30"]
[Round "3"]
[White "Pen, Pyotr"]
[Black "Marinin, Viktor"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2144"]
[BlackElo "1971"]
[PlyCount "56"]
[EventDate "2011.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Be7 6. Nxc6 bxc6 7. Bc4 d6 8. Qb3 Nf6 9. Bxf7+ Kf8 10. Be6 Nxe4 11. Bxc8 Qxc8 12. 0-0 d5 13. Nd2 Nf6 14. Nf3 Bd6 15. Re1 h6 16. Qc2 Ne4 17. c4 Kf7 18. Nd4 Bc5 19. cxd5 Re8 20. Rxe4 Bxd4 21. Bxh6 Rxe4 22. Qxe4 Bxb2 23. Rb1 Bf6 24. Bf4 cxd5 25. Qxd5+ Kf8 26. Bxc7 Be7 27. Rb3 Qxc7 28. Qxa8+ Kf7 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2011.10.29"]
[Round "2"]
[White "Babaev, David"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1870"]
[BlackElo "2144"]
[PlyCount "62"]
[EventDate "2011.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c3 Bd6 5. Bd3 Ne7 6. Qc2 Be6 7. Bg5 f6 8. Be3 Qd7 9. Ne2 Nf5 10. Bf4 g5 11. Bxd6 Nxd6 12. Na3 Nc6 13. Ng3 0-0-0 14. 0-0-0 Ne7 15. Rde1 Bf7 16. h4 gxh4 17. Rxh4 Bg6 18. Reh1 Bxd3 19. Qxd3 Ng6 20. Rh6 f5 21. Qf3 f4 22. Ne2 Qf7 23. Qg4+ Kb8 24. Qh5 a6 25. Rxh7 Rxh7 26. Qxh7 Rh8 27. Qxh8+ Nxh8 28. Rxh8+ Ka7 29. Nc2 Qg7 30. Rh2 Ne4 31. f3 Ng3 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2011.10.28"]
[Round "1"]
[White "Pen, Pyotr"]
[Black "Golovankov, Vladimir"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2144"]
[BlackElo "2296"]
[PlyCount "40"]
[EventDate "2011.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. 0-0 Be7 6. Nc3 Ngf6 7. a4 0-0 8. Qe2 Qc7 9. a5 Rb8 10. d5 b5 11. axb6 Nxb6 12. Bb3 cxd5 13. exd5 a6 14. Rd1 Bb7 15. h4 Rfc8 16. Ng5 h6 17. Nge4 Nbd7 18. Ng3 Bf8 19. Nf5 Kh7 20. g4 g6 1/2-1/2

[Event "St Petersburg Botvinnik 100 op"]
[Site "St Petersburg"]
[Date "2011.08.19"]
[Round "8"]
[White "Latonin, Mikhail"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1968"]
[BlackElo "2175"]
[PlyCount "41"]
[EventDate "2011.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. g3 Bf5 4. Bg2 e6 5. Nf3 Bxb1 6. Rxb1 Qa5+ 7. Bd2 Qxa2 8. cxd5 Qxd5 9. 0-0 Nf6 10. e4 Qb5 11. d5 cxd5 12. exd5 Nxd5 13. Nd4 Qd7 14. Qh5 Nc6 15. Nxe6 Nf6 16. Nxf8 Nxh5 17. Nxd7 Kxd7 18. b4 a6 19. b5 axb5 20. Rxb5 Ra2 21. Rd1 1-0

[Event "St Petersburg Botvinnik 100 op"]
[Site "St Petersburg"]
[Date "2011.08.18"]
[Round "7"]
[White "Pen, Pyotr"]
[Black "Emdin, Mark"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2175"]
[BlackElo "2068"]
[PlyCount "92"]
[EventDate "2011.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qc1 Bf5 7. Nbd2 h6 8. dxc5 Qxc5 9. Nb3 Qb6 10. Nbd4 Be4 11. Be2 a6 12. Nxc6 bxc6 13. 0-0 e6 14. a4 Be7 15. a5 Qb7 16. Ne5 0-0 17. Bd3 Bxd3 18. Nxd3 Ne4 19. b4 Qb5 20. Qc2 c5 21. f3 Nf6 22. bxc5 Bxc5 23. Rfb1 Qc6 24. Qe2 Nd7 25. Ne5 Nxe5 26. Bxe5 Rfc8 27. Qd3 Ra7 28. Rb3 f6 29. Bg3 Rd7 30. Bf2 Ba7 31. Rab1 Qc4 32. Qg6 Qa4 33. h4 Qxa5 34. Rb7 Qa4 35. h5 Qc6 36. Rxd7 Qxd7 37. Qd3 Qc6 38. Ra1 Qxc3 39. Qxc3 Rxc3 40. Rxa6 Bxe3 41. Bxe3 Rxe3 42. Kf2 d4 43. Ra7 Re5 44. g4 d3 45. Ra8+ Kf7 46. Ra7+ Kf8 0-1

[Event "St Petersburg Botvinnik 100 op"]
[Site "St Petersburg"]
[Date "2011.08.17"]
[Round "6"]
[White "Fedoseev, Vladimir1"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "D23"]
[WhiteElo "2520"]
[BlackElo "2175"]
[PlyCount "73"]
[EventDate "2011.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Qb3 dxc4 5. Qxc4 Bf5 6. g3 h6 7. Bg2 e6 8. 0-0 Be7 9. e3 0-0 10. Qe2 Nbd7 11. Nc3 Bh7 12. e4 Bb4 13. Ne1 Qe7 14. f4 c5 15. e5 Ne8 16. d5 Bxc3 17. bxc3 exd5 18. Bxd5 Nb6 19. Bg2 Rd8 20. Ba3 Nf6 21. Qb5 Nfd7 22. Rd1 a6 23. Qb3 Rb8 24. Nd3 Rfc8 25. f5 Qg5 26. Bc1 Qe7 27. e6 c4 28. Qb4 Qxb4 29. Nxb4 fxe6 30. fxe6 Nc5 31. Bf4 Ra8 32. Rd6 Nba4 33. Nd5 Rd8 34. Rxd8+ Rxd8 35. e7 Re8 36. Bd6 Nd7 37. Bh3 1-0

[Event "St Petersburg Botvinnik 100 op"]
[Site "St Petersburg"]
[Date "2011.08.16"]
[Round "5"]
[White "Pen, Pyotr"]
[Black "Bezulenko, Evgeny"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2175"]
[BlackElo "1928"]
[PlyCount "87"]
[EventDate "2011.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. Bg5 c6 6. h3 b5 7. a3 Qa5 8. Bd3 b4 9. axb4 Qxb4 10. 0-0 0-0 11. Qd2 Re8 12. e5 dxe5 13. Nxe5 Nd5 14. Nxd5 Qxd2 15. Nxe7+ Rxe7 16. Bxd2 Bxe5 17. dxe5 Rxe5 18. Bf4 Re7 19. Bg5 Rb7 20. Rfe1 Be6 21. b3 Nd7 22. Ba6 Rb6 23. Be3 c5 24. Bd3 Rd6 25. Be4 Re8 26. Bf4 Rb6 27. Bc7 Rb4 28. Ba5 Rd4 29. Bc3 Rd6 30. Rxa7 Bd5 31. Bxd5 Rxe1+ 32. Bxe1 Rxd5 33. Bc3 Rd1+ 34. Kh2 Kf8 35. b4 Ke8 36. Ra8+ Ke7 37. bxc5 Rc1 38. Bb4 Ke6 39. Ra6+ Ke5 40. c6 Nf6 41. Bc3+ Ke6 42. Bxf6 Rxc2 43. c7+ Kd7 44. Be5 1-0

[Event "St Petersburg Botvinnik 100 op"]
[Site "St Petersburg"]
[Date "2011.08.15"]
[Round "4"]
[White "Martynenko, Alexey"]
[Black "Pen, Pyotr"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2015"]
[BlackElo "2175"]
[PlyCount "118"]
[EventDate "2011.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 c5 5. c3 Nf6 6. Nf3 c4 7. Bc2 Bg4 8. 0-0 Be7 9. b3 0-0 10. Nbd2 Nbd7 11. bxc4 dxc4 12. Nxc4 Rc8 13. Bd3 Be6 14. Qe2 Re8 15. Bd2 Bf8 16. Ne3 Nd5 17. Nxd5 Bxd5 18. Qd1 Ba3 19. c4 Bxf3 20. Qxf3 Bb2 21. Rab1 Bxd4 22. Rxb7 Ne5 23. Qf5 Nxd3 24. Rd7 Qh4 25. Qxd3 Rcd8 26. Rxd8 Rxd8 27. Qg3 Qe4 28. Re1 Qc2 29. Qh4 Bf6 30. Qf4 h6 31. Ba5 Rc8 32. a3 Qa4 33. Bb4 a5 34. Qf5 Rxc4 35. Qxa5 Qc2 36. g3 Kh7 37. Qd5 Rc7 38. Kg2 g6 39. Re3 h5 40. Rf3 Qc6 41. Qd6 Kg7 42. Qf4 Ra7 43. Bf8+ Kxf8 44. Qb8+ Kg7 45. Qxa7 g5 46. h3 g4 47. hxg4 hxg4 48. Qe3 gxf3+ 49. Qxf3 Qa4 50. Qe3 Qc6+ 51. Qf3 Qd7 52. Qe4 Bd4 53. Qf4 f6 54. Qe4 Kf8 55. Qa8+ Ke7 56. a4 Kd6 57. Qf8+ Ke6 58. Qb4 Qd5+ 59. f3 f5 1/2-1/2

[Event "St Petersburg Botvinnik 100 op"]
[Site "St Petersburg"]
[Date "2011.08.14"]
[Round "3"]
[White "Pen, Pyotr"]
[Black "Ovod, Evgenija"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2175"]
[BlackElo "2420"]
[PlyCount "78"]
[EventDate "2011.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Bc5 6. Be3 Bb6 7. Bc4 Nge7 8. Nxc6 bxc6 9. Bxb6 axb6 10. Nd2 d5 11. Bb3 0-0 12. 0-0 d4 13. cxd4 Qxd4 14. Qc2 Ra5 15. Nf3 Qf6 16. Rfd1 Rc5 17. Qd2 Bg4 18. Qd4 Qxd4 19. Rxd4 Bxf3 20. gxf3 Ng6 21. Rad1 Ne5 22. Kg2 g5 23. h4 h6 24. hxg5 hxg5 25. Kg3 Kg7 26. f4 Ng6 27. f5 Ne5 28. f4 gxf4+ 29. Kxf4 Rh8 30. Bd5 Kf6 31. Bb3 Rh3 32. Rf1 Rc1 33. Bd1 Rd3 34. Rxd3 Nxd3+ 35. Ke3 Nxb2 36. Be2 Rxf1 37. Bxf1 Ke5 38. Be2 f6 39. Ba6 Nd1+ 0-1

[Event "St Petersburg Botvinnik 100 op"]
[Site "St Petersburg"]
[Date "2011.08.13"]
[Round "2"]
[White "Pen, Pyotr"]
[Black "Novikov, Mikhael Ivanovich"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2175"]
[BlackElo "1926"]
[PlyCount "39"]
[EventDate "2011.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. dxe5 Nc5 5. Nc3 Nc6 6. Be3 Ne6 7. Bd3 Be7 8. Qe2 0-0 9. 0-0-0 Bg5 10. Nxg5 Nxg5 11. Qh5 h6 12. h4 Ne6 13. Rh3 f6 14. exf6 Rxf6 15. Nd5 Rf7 16. Bh7+ Kf8 17. Bg6 Re7 18. Bxh6 gxh6 19. Qxh6+ Kg8 20. Nf6# 1-0

[Event "St Petersburg Botvinnik 100 op"]
[Site "St Petersburg"]
[Date "2011.08.12"]
[Round "1"]
[White "Pridorozhni, Aleksei"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2550"]
[BlackElo "2175"]
[PlyCount "57"]
[EventDate "2011.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. d3 c6 6. e4 d6 7. Nge2 e5 8. h3 h6 9. 0-0 Nh7 10. Be3 f5 11. Qd2 g5 12. exf5 Bxf5 13. d4 Nd7 14. d5 c5 15. g4 Bg6 16. Be4 Bxe4 17. Nxe4 Nb6 18. Qd3 Nc8 19. a3 a5 20. b4 axb4 21. axb4 Rxa1 22. Rxa1 cxb4 23. Rb1 Qd7 24. Kg2 Nf6 25. Rxb4 Ne7 26. Qb1 Rc8 27. Rxb7 Rc7 28. Rb8+ Ne8 29. c5 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.31"]
[Round "9"]
[White "Pen, Pyotr"]
[Black "Letov, Petr"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2143"]
[BlackElo "2189"]
[PlyCount "25"]
[EventDate "2011.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Qf3 Nc6 5. c3 Nf6 6. h3 h6 7. Bd3 Bd6 8. Ne2 Be6 9. 0-0 Qd7 10. Bf4 0-0-0 11. Nd2 Bxf4 12. Nxf4 Bf5 13. a4 1/2-1/2

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.30"]
[Round "8"]
[White "Vunder, Andrei"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2306"]
[BlackElo "2143"]
[PlyCount "59"]
[EventDate "2011.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 0-0 6. Bd3 b6 7. 0-0 Bb7 8. c3 Ne4 9. Bh4 Nd7 10. a4 Qe8 11. a5 e5 12. Bb5 c6 13. a6 cxb5 14. axb7 Rb8 15. Rxa7 h6 16. Nxe5 Nxe5 17. dxe5 Nc5 18. Nf3 Qd7 19. Bg3 Rxb7 20. Rxb7 Qxb7 21. Nd4 b4 22. cxb4 Ne4 23. e6 f5 24. b5 Qe7 25. Nc6 Qxe6 26. Qxd5 Qxd5 27. Ne7+ Kf7 28. Nxd5 Nxg3 29. hxg3 Bxb2 30. Rb1 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.29"]
[Round "7"]
[White "Pen, Pyotr"]
[Black "Vunder, Yakov"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "2143"]
[BlackElo "2212"]
[PlyCount "101"]
[EventDate "2011.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nc6 6. Nc3 Nf6 7. f3 0-0 8. Qd2 d5 9. 0-0-0 dxe4 10. Nxc6 Qxd2+ 11. Rxd2 bxc6 12. Nxe4 Nd5 13. Bg5 f6 14. c4 fxg5 15. cxd5 g4 16. Kb1 cxd5 17. Rxd5 gxf3 18. gxf3 Rb8 19. Rd2 Rxf3 20. Bc4+ Kh8 21. Ng5 Bf5+ 22. Ka1 Rf4 23. Nf7+ Kg8 24. Nd6+ Kf8 25. Nxf5 gxf5 26. Bb3 a5 27. Rhd1 Bf6 28. Rg1 Rg4 29. Rxg4 fxg4 30. Rg2 Rb4 31. Kb1 h5 32. h3 a4 33. Be6 Re4 34. Bd5 Re1+ 35. Kc2 e6 36. Bc6 a3 37. bxa3 Re3 38. Rf2 Ke7 39. Bg2 Rxa3 40. Kd1 gxh3 41. Bh1 Rg3 42. Ke2 Bd4 43. Rf4 e5 44. Rh4 Ra3 45. Bd5 Re3+ 46. Kf1 Kd6 47. Bb7 Kc7 48. Bd5 Kd6 49. Bb7 Rc3 50. Be4 Re3 51. Bb7 1/2-1/2

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.28"]
[Round "6"]
[White "Fateev, Michail"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "2104"]
[BlackElo "2143"]
[PlyCount "84"]
[EventDate "2011.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. a4 Nc6 10. f4 exf4 11. Bxf4 Be6 12. Bf3 Ne5 13. Nd5 Bxd5 14. exd5 Rc8 15. Rf2 Nfd7 16. Be4 g6 17. c3 Bg5 18. Qc1 Bh4 19. g3 Ng4 20. Re2 Bf6 21. a5 Qc7 22. h3 Nge5 23. Bc2 Rfe8 24. Rf2 Re7 25. Nd2 Nc5 26. Qf1 Rce8 27. b4 Ncd7 28. Ne4 Bg7 29. Bg5 f6 30. Bxf6 Bxf6 31. Rxf6 Nc4 32. Re6 Rxe6 33. dxe6 Rxe6 34. Qd3 Qc6 35. Rd1 Nde5 36. Qe2 d5 37. Ng5 Rf6 38. Rf1 Rxf1+ 39. Qxf1 Ne3 40. Qf2 Qxc3 41. Ne6 Qa1+ 42. Kh2 N5g4+ 0-1

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.27"]
[Round "5"]
[White "Solovjov, Sergey"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2396"]
[BlackElo "2143"]
[PlyCount "113"]
[EventDate "2011.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 cxd4 7. cxd4 Bd7 8. 0-0 Nxd4 9. Nc3 Nxf3+ 10. Qxf3 Ne7 11. Be3 d4 12. Bxd4 Qxd4 13. Qxb7 Bc6 14. Bb5 Qd7 15. Qxa8+ Bxa8 16. Bxd7+ Kxd7 17. Nb5 Nd5 18. Nxa7 Bc5 19. Nb5 Bc6 20. Rfc1 Bb6 21. a4 Rb8 22. Nd6 Bd4 23. Nc4 Nf4 24. Rd1 Bd5 25. Ne3 Rxb2 26. a5 Kc8 27. Rdb1 Rxb1+ 28. Rxb1 Bxe3 29. fxe3 Nd3 30. a6 Nxe5 31. Rb5 Nd7 32. a7 Bc6 33. Rb4 Kc7 34. g4 Nb6 35. Kf2 g6 36. g5 e5 37. e4 Nc8 38. Ra4 Nb6 39. Ra5 Kd6 40. Kf3 Na8 41. Ke3 Nc7 42. Ra1 Ba8 43. Rb1 Kd7 44. Rb8 Bc6 45. h4 Ke7 46. Rc8 Kd7 47. Rh8 Ke6 48. Rxh7 Nb5 49. h5 Nd6 50. hxg6 fxg6 51. Rg7 Bxe4 52. Rxg6+ Bxg6 53. a8Q Nc4+ 54. Kf3 Nd6 55. Qf8 Nf7 56. Qg7 e4+ 57. Kf4 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.26"]
[Round "4"]
[White "Pen, Pyotr"]
[Black "Sichinava, Zviad"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2143"]
[BlackElo "2343"]
[PlyCount "89"]
[EventDate "2011.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 d5 4. exd5 exd5 5. d4 Bg4 6. Bb5+ Nc6 7. 0-0 Be7 8. Ba3 Nf6 9. h3 Bxf3 10. Qxf3 cxd4 11. Bxc6+ bxc6 12. Re1 Ne4 13. Bxe7 Qxe7 14. Nd2 0-0 15. Nxe4 dxe4 16. Rxe4 Qd7 17. Rd1 c5 18. c3 Rae8 19. Rf4 Rd8 20. cxd4 Qd5 21. Qd3 Rd7 22. Rf5 Qxd4 23. Qxd4 cxd4 24. Rd3 g6 25. Ra5 Rc8 26. Ra4 Rc1+ 27. Kh2 Rc2 28. Rdxd4 Rxd4 29. Rxd4 Rxa2 30. Kg3 Ra3 31. Rd3 a5 32. Re3 Kg7 33. h4 f5 34. Kf3 Kf6 35. g3 h6 36. Kg2 g5 37. Rc3 gxh4 38. gxh4 Kg6 39. f3 Kh5 40. Kg3 f4+ 41. Kh3 a4 42. Rc5+ Kg6 43. bxa4 Rxf3+ 44. Kg4 Rf1 45. Rc6+ 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.25"]
[Round "3"]
[White "Pen, Pyotr"]
[Black "Eltsov, Valery"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2143"]
[BlackElo "2098"]
[PlyCount "42"]
[EventDate "2011.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Ne5 8. Be2 Qg6 9. 0-0 d6 10. Kh1 0-0 11. f3 d5 12. Nd2 dxe4 13. Nxe4 Nd5 14. Bg5 Bb6 15. c4 f5 16. Nxf5 Qxf5 17. Qxd5+ Be6 18. Qb5 h6 19. Bd2 a6 20. Qa4 Bd4 21. Rad1 Ng4 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.24"]
[Round "2"]
[White "Komarov, Andrei"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1979"]
[BlackElo "2143"]
[PlyCount "86"]
[EventDate "2011.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Nc3 Nbd7 7. d3 c6 8. Rb1 a5 9. a3 Ng4 10. Qc2 Qc7 11. b4 axb4 12. axb4 Nge5 13. Nd2 f5 14. b5 Rb8 15. bxc6 bxc6 16. Rxb8 Qxb8 17. Nb3 Qc7 18. Bd2 Bb7 19. Ra1 Rb8 20. Ra7 Ng4 21. Na4 Ra8 22. Rxa8+ Bxa8 23. c5 Qa7 24. Qc4+ d5 25. Qb4 Bb7 26. Na5 Ba8 27. Nb6 Be5 28. d4 Bf6 29. Nxd7 Qxd7 30. Qb8+ Kg7 31. e3 f4 32. Qxa8 fxe3 33. Bxe3 Nxe3 34. fxe3 Qe6 35. Kf2 Bg5 36. e4 Qf6+ 37. Bf3 dxe4 38. Qxc6 Qxf3+ 39. Ke1 Qc3+ 40. Kf1 Qf3+ 41. Ke1 Qh1+ 42. Ke2 Qxh2+ 43. Kf1 Be3 0-1

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.23"]
[Round "1"]
[White "Pen, Pyotr"]
[Black "Chuprova, Irina"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2143"]
[BlackElo "1804"]
[PlyCount "65"]
[EventDate "2011.03.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Kb1 e5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Nxd5 cxd5 14. Qxd5 Qc7 15. Qxa8 Bf5 16. Qxf8+ Kxf8 17. Rd2 Be6 18. Be2 f5 19. Rhd1 Bf6 20. Rd6 Qf7 21. Bh6+ Bg7 22. Rd8+ Ke7 23. Bg5+ Bf6 24. Ra8 Bxa2+ 25. Ka1 Bxg5 26. Rxa7+ Kf8 27. Rxf7+ Bxf7 28. c4 Be7 29. Kb1 Be6 30. Kc2 Bb4 31. Kb3 Bc5 32. Ka4 Ke7 33. b4 1-0

[Event "Chigorin Memorial 18th"]
[Site "St Petersburg"]
[Date "2010.11.05"]
[Round "9"]
[White "Yakimenko, Alexander A"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "2211"]
[BlackElo "2047"]
[PlyCount "124"]
[EventDate "2010.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. f3 f4 12. Bd2 h5 13. b4 g5 14. c5 Nf6 15. Nf2 Rf7 16. Rc1 Ng6 17. h3 Bf8 18. cxd6 Bxd6 19. Nb5 Rh7 20. Nxd6 cxd6 21. Qa4 g4 22. fxg4 hxg4 23. hxg4 Bd7 24. Qa5 b6 25. Qa3 Ne8 26. Rc3 Kg7 27. b5 Qe7 28. Rfc1 Qg5 29. Qa6 Nf6 30. Rc7 Rah8 31. R1c3 Nf8 32. Qxa7 Kg8 33. Rh3 Rxh3 34. gxh3 Qh4 35. Rc3 Rh7 36. Qxb6 Rg7 37. Qxd6 Qxf2+ 38. Kxf2 Nxe4+ 39. Kg1 Nxd6 40. Rb3 Ng6 41. b6 Bc8 42. Bb4 Nf7 43. a4 e4 44. a5 Nd8 45. a6 f3 46. Bf1 Nf4 47. Bd6 Ne2+ 48. Kf2 Bxa6 49. Bc7 Nb7 50. Ra3 Nc5 51. d6 Rf7 52. Ke3 f2 53. Rxa6 Nxa6 54. Bxe2 Nc5 55. Bf1 Kh7 56. Kd4 Nb3+ 57. Ke5 Nd2 58. Be2 e3 59. b7 f1Q 60. Bxf1 Rxf1 61. b8Q e2 62. Kd5 e1Q 0-1

[Event "Chigorin Memorial 18th"]
[Site "St Petersburg"]
[Date "2010.11.04"]
[Round "8"]
[White "Pen, Pyotr"]
[Black "Manin, Viktor L"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2047"]
[BlackElo "2253"]
[PlyCount "62"]
[EventDate "2010.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 d6 8. 0-0 Ne5 9. Be2 a6 10. f4 N5c6 11. Kh1 Bd7 12. Bg1 0-0 13. e5 Qh6 14. exd6 cxd6 15. Bg4 Bxg4 16. Qxg4 Bxd4 17. cxd4 Qf6 18. Nc3 Nxd4 19. Rad1 Ndf5 20. Ne4 Qh6 21. Rd3 Rac8 22. Qd1 d5 23. Nc3 Rfd8 24. g4 Nh4 25. Rd4 Qf6 26. f5 h5 27. Ne4 Qb6 28. Ng3 Nc6 29. Rxd5 Qxb2 30. Rf2 Rxd5 31. Qxd5 Qa3 0-1

[Event "Chigorin Memorial 18th"]
[Site "St Petersburg"]
[Date "2010.11.03"]
[Round "7"]
[White "Demianjuk, Alexander"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "2328"]
[BlackElo "2047"]
[PlyCount "105"]
[EventDate "2010.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Ng6 14. c5 Nxc5 15. b4 Na6 16. Nb5 h5 17. Nxa7 Bd7 18. a4 Rf7 19. Nb5 Bf8 20. Kh1 Rg7 21. Rg1 Nh8 22. g3 Nf7 23. Nd3 fxg3 24. Rxg3 Nh8 25. Be3 Be7 26. Nf2 Ng6 27. Rc4 Bf6 28. Qc1 Nf4 29. Bxf4 exf4 30. Rg1 Bxb5 31. axb5 Nb8 32. Qc2 Ra1 33. Rxa1 Bxa1 34. b6 c6 35. dxc6 bxc6 36. Qa2 Be5 37. Rxc6+ Kh8 38. Rc7 Nd7 39. Qe6 Kh7 40. Nd3 Nxb6 41. Qf5+ Kh8 42. Rc6 Bd4 43. e5 Qa8 44. b5 g4 45. Qxh5+ Kg8 46. Rc1 dxe5 47. Bd1 Nc4 48. b6 Bxb6 49. Nxe5 g3 50. Ng4 g2+ 51. Kxg2 Ne3+ 52. Kh3 Nxg4 53. Bb3+ 1-0

[Event "Chigorin Memorial 18th"]
[Site "St Petersburg"]
[Date "2010.11.02"]
[Round "6"]
[White "Pen, Pyotr"]
[Black "Demina, Julia"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2047"]
[BlackElo "2336"]
[PlyCount "112"]
[EventDate "2010.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 h6 7. Be2 Bh7 8. 0-0 Ne7 9. Ne1 Ng6 10. f4 Be7 11. g3 0-0 12. Be3 Rc8 13. h4 Re8 14. h5 Ngf8 15. Bd3 c5 16. Bxh7+ Nxh7 17. Qg4 cxd4 18. Nxd4 Bc5 19. c3 Bxd4 20. cxd4 Qb6 21. Nd3 f5 22. Qe2 Qb5 23. Rad1 Rf8 24. Rf2 Rc7 25. Rg2 Rfc8 26. g4 Nhf8 27. Qf3 Nb6 28. gxf5 exf5 29. Nc5 Qe8 30. a4 Rd8 31. b3 Nc8 32. Bf2 b6 33. Na6 Rc2 34. Nb4 Rxf2 35. Rxf2 Ne7 36. Rc2 Ne6 37. Rc3 Qd7 38. Kf2 Rf8 39. Ke3 Rd8 40. Rdc1 Rf8 41. Nc6 Nc8 42. Nb4 Ne7 43. Na6 Rd8 44. Nc7 Nf8 45. Nb5 Ne6 46. Na3 Rf8 47. Nc2 Rd8 48. Ne1 Rb8 49. Ng2 b5 50. axb5 Rxb5 51. Qe2 Rb7 52. Qd3 Rb4 53. Ra1 Nxd4 54. Qa6 Nxb3 55. Qxa7 d4+ 56. Kd3 Rb7 1/2-1/2

[Event "Chigorin Memorial 18th"]
[Site "St Petersburg"]
[Date "2010.11.01"]
[Round "5"]
[White "Bronnikova, Elizaveta"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2270"]
[BlackElo "2047"]
[PlyCount "82"]
[EventDate "2010.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. Qe2 Nf6 8. Nb3 Nc6 9. Bg5 Qb4+ 10. Bd2 Qb6 11. 0-0-0 a6 12. Bg5 Be7 13. Nfxd4 0-0 14. h4 Qc7 15. Nxc6 bxc6 16. Bd3 Bb7 17. Kb1 c5 18. c4 a5 19. Rh3 Rfd8 20. g4 a4 21. Nd2 a3 22. b3 Nxg4 23. Rg1 h5 24. Bxe7 Qxe7 25. f3 Rxd3 26. Qxd3 Qf6 27. Qc2 Ne3 28. Qc1 Qf5+ 29. Ne4 Bxe4+ 30. fxe4 Qxh3 31. Qc3 g6 32. Re1 Qh2 33. Rxe3 Rd8 34. Re1 Rd2 35. Rf1 Rb2+ 36. Ka1 Rxa2+ 37. Kb1 Qb2+ 38. Qxb2 Rxb2+ 39. Ka1 Rxb3 40. Ka2 Rc3 41. Re1 Rxc4 0-1

[Event "Chigorin Memorial 18th"]
[Site "St Petersburg"]
[Date "2010.10.31"]
[Round "4"]
[White "Pen, Pyotr"]
[Black "Valov, Ilya"]
[Result "1/2-1/2"]
[ECO "B05"]
[WhiteElo "2047"]
[BlackElo "2239"]
[PlyCount "38"]
[EventDate "2010.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Bc4 e6 6. 0-0 Nb6 7. Be2 Nc6 8. Bg5 Be7 9. Bxe7 Qxe7 10. exd6 Qxd6 11. c3 0-0 12. Nbd2 Rfe8 13. Bd3 Qf4 14. Qc2 h6 15. Rae1 Bf5 16. Bxf5 Qxf5 17. Qxf5 exf5 18. Rxe8+ Rxe8 19. Re1 Kf8 1/2-1/2

[Event "Chigorin Memorial 18th"]
[Site "St Petersburg"]
[Date "2010.10.30"]
[Round "3"]
[White "Poghosyan, Suren"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2335"]
[BlackElo "2047"]
[PlyCount "57"]
[EventDate "2010.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 d6 4. Nc3 Bg7 5. Bf4 0-0 6. e3 c6 7. Be2 a6 8. 0-0 Re8 9. h3 Nbd7 10. Rc1 Qa5 11. Qc2 e5 12. Bh2 Bf8 13. a3 Nh5 14. Rfd1 f5 15. b4 Qc7 16. c5 f4 17. cxd6 Bxd6 18. Ne4 Bf8 19. Nxe5 Nxe5 20. Bxh5 Qg7 21. Be2 Nf7 22. Bxf4 Bf5 23. Bd3 Bxe4 24. Bxe4 a5 25. Bd3 axb4 26. axb4 Ra3 27. b5 cxb5 28. Bxb5 Rea8 29. Qc7 1-0

[Event "Chigorin Memorial 18th"]
[Site "St Petersburg"]
[Date "2010.10.29"]
[Round "2"]
[White "Pen, Pyotr"]
[Black "Inants, Aghasi"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2047"]
[BlackElo "2281"]
[PlyCount "61"]
[EventDate "2010.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 b6 7. Nc3 Nxc3 8. bxc3 Qc7 9. Qb3 Bb7 10. Ba3 Bxf3 11. gxf3 d6 12. f4 Qb7 13. Bb5+ Nd7 14. 0-0-0 d5 15. Bxf8 Rxf8 16. Qa4 Qc7 17. Kb1 a6 18. c4 Ra7 19. Bc6 dxc4 20. Qxc4 b5 21. Qc2 Ke7 22. d5 exd5 23. Rxd5 Rc8 24. Rxd7+ Qxd7 25. Qc5+ Kd8 26. Qb6+ Qc7 27. Rd1+ Ke7 28. Qc5+ Ke6 29. Rd6+ Kf5 30. Qc2+ Kg4 31. h3+ 1-0

[Event "Chigorin Memorial 18th"]
[Site "St Petersburg"]
[Date "2010.10.28"]
[Round "1"]
[White "Smirnov, Artem"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2426"]
[BlackElo "2047"]
[PlyCount "63"]
[EventDate "2010.10.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. d5 d6 7. e4 g6 8. Nd2 Bg7 9. a4 Nbd7 10. Nc4 Qc7 11. Ne2 Rb8 12. Ng3 0-0 13. Be2 a6 14. 0-0 Re8 15. a5 b5 16. axb6 Nxb6 17. Na5 c4 18. Qd2 Bd7 19. Be3 Bb5 20. Bd1 e6 21. dxe6 fxe6 22. Bc2 d5 23. e5 Nfd7 24. f4 Nc5 25. Bd4 Bf8 26. h4 Nba4 27. h5 Qxa5 28. hxg6 Qc7 29. f5 exf5 30. gxh7+ Qxh7 31. Nxf5 Bd7 32. Qg5+ 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2010.10.24"]
[Round "9"]
[White "Pen, Pyotr"]
[Black "Vunder, Yakov"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2047"]
[BlackElo "2209"]
[PlyCount "82"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 Ne7 7. Be2 Ng6 8. 0-0 Be7 9. Ne1 Ngf8 10. g4 Be4 11. f3 Bg6 12. f4 Be4 13. Bd3 h5 14. Bxe4 dxe4 15. gxh5 f5 16. c4 Nb6 17. Qe2 a6 18. h6 Rxh6 19. a4 a5 20. Bd2 Nc8 21. Nc2 Rh3 22. Ne3 Qb6 23. Kg2 Rh4 24. Qd1 g5 25. c5 Qd8 26. Nc4 e3 27. Nxe3 gxf4 28. Nc2 Ng6 29. h3 Bf8 30. Be1 Rh7 31. Na3 Nce7 32. Kh2 Nd5 33. Nc4 Ne3 34. Nxe3 fxe3 35. Qf3 Qg5 36. Nxa5 0-0-0 37. Nxc6 Rd5 38. Na7+ Kb8 39. Nb5 f4 40. Qe4 Bxc5 41. dxc5 Rd2+ 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2010.10.23"]
[Round "8"]
[White "Pershin, Denis"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "1969"]
[BlackElo "2047"]
[PlyCount "50"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f5 8. Qh5+ g6 9. Qf3 cxd4 10. cxd4 Qxc2 11. Ne2 Nc6 12. Qe3 Bd7 13. Bd2 Nge7 14. Nc3 f4 15. Qxf4 Rf8 16. Qh4 Nf5 17. Qxh7 Nfxd4 18. Bb5 Rxf2 19. Kxf2 Qxd2+ 20. Ne2 0-0-0 21. Rhe1 Nxb5 22. Kg1 Nxe5 23. Rac1+ Bc6 24. Rcd1 Qe3+ 25. Kh1 Ng4 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2010.10.22"]
[Round "7"]
[White "Pen, Pyotr"]
[Black "Svidinsky, Dmitry"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2047"]
[BlackElo "2172"]
[PlyCount "42"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Be2 c5 7. d5 e6 8. 0-0 exd5 9. exd5 Na6 10. Bd2 Nb4 11. Be1 Bf5 12. Bd3 Bxd3 13. cxd3 Nfxd5 14. Nxd5 Nxd5 15. Qd2 Re8 16. Bf2 Qf6 17. d4 Qxf4 18. Qxf4 Nxf4 19. dxc5 dxc5 20. Bxc5 Bxb2 21. Rab1 Nd3 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2010.10.21"]
[Round "6"]
[White "Mikhailov, Ivan"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "E75"]
[WhiteElo "1949"]
[BlackElo "2047"]
[PlyCount "104"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 e6 8. Qd2 exd5 9. Nxd5 Be6 10. Nxf6+ Bxf6 11. Bxf6 Qxf6 12. Nf3 Nc6 13. 0-0 Bg4 14. Ne1 Bxe2 15. Qxe2 Rfe8 16. f3 Qd4+ 17. Kh1 f5 18. Rd1 Qf6 19. Nc2 Re6 20. Qd3 Rae8 21. b3 fxe4 22. fxe4 Qh4 23. Ne3 Nb4 24. Qd2 Qxe4 25. Nd5 Nxd5 26. cxd5 Re5 27. Qa5 Rg5 28. Rg1 Rf8 29. Qc7 Qf4 30. Rd3 Rh5 31. h3 Qe4 32. Rgd1 Qe5 33. Qxb7 Rhf5 34. Rg1 Qe4 35. Rd2 Rh5 36. Qd7 Rf6 37. Rdd1 Qf5 38. Qxf5 Rhxf5 39. Rge1 Kf7 40. Kh2 Rf2 41. a4 Rb2 42. Re3 Rff2 43. Rg3 a5 44. Rdd3 Kg7 45. Rde3 Rbd2 46. Rd3 Rxg2+ 47. Kh1 Rxg3 48. Rxg3 Rxd5 49. Re3 Kf6 50. Re8 Rd3 51. Ra8 Rxh3+ 52. Kg2 Rxb3 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2010.10.20"]
[Round "5"]
[White "Pen, Pyotr"]
[Black "Erofeev, Alexey"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2047"]
[BlackElo "2178"]
[PlyCount "42"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. f4 Nc6 10. Nf3 Nge7 11. g4 h5 12. Bh3 Bd7 13. Ng5 f6 14. Nxe6 Bxe6 15. f5 hxg4 16. fxe6 Rxh3 17. Qxb7 Rd8 18. exf6 gxf6 19. Ra2 Rd6 20. 0-0 Rxe6 21. Qc7 Qb5 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2010.10.19"]
[Round "4"]
[White "Pen, Pyotr"]
[Black "Polonovsky, Evgeniy"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2047"]
[BlackElo "2140"]
[PlyCount "107"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 0-0 11. Bg2 Rb8 12. h4 b5 13. e5 Bb7 14. Nc6 dxe5 15. Nxe7+ Kh8 16. Qe2 b4 17. Ne4 Nxe4 18. Bxe4 f6 19. h5 b3 20. axb3 Bxe4 21. Qxe4 Nc5 22. Ng6+ Kg8 23. Qe3 Rfc8 24. Kb1 fxg5 25. Nxe5 Rb5 26. Rh2 gxf4 27. Qxf4 Nxb3 28. Re2 Rf8 29. Qg5 Nd2+ 30. Qxd2 Rxe5 31. Rxe5 Qxe5 32. h6 Rb8 33. b3 Rf8 34. hxg7 Kxg7 35. Rh1 Rf4 36. Qd7+ Rf7 37. Rxh7+ Kxh7 38. Qxf7+ Kh6 39. Qf1 a5 40. Qh3+ Kg6 41. Qd3+ Kg5 42. Qh3 Kg6 43. Qh4 Qc5 44. Qe1 Qd5 45. Qe2 Kg5 46. c4 Qc6 47. Kb2 Qb6 48. Qe5+ Kxg4 49. c5 Qa6 50. Qe4+ Kg5 51. c6 Kf6 52. c7 Ke7 53. Qh4+ Kf7 54. Qh7+ 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2010.10.18"]
[Round "3"]
[White "Bekhovskiy, Mikhail"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1818"]
[BlackElo "2047"]
[PlyCount "58"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Qg4 Nc6 5. Nf3 Qc7 6. Qg3 cxd4 7. Bd3 Nge7 8. 0-0 Ng6 9. Re1 Bd7 10. a3 0-0-0 11. b4 f6 12. Bxg6 hxg6 13. Qxg6 Nxe5 14. Nxe5 fxe5 15. Qg3 Bd6 16. h3 e4 17. Qxg7 Rdg8 18. Qxd4 Rxh3 19. Qxa7 Bh2+ 20. Kf1 Bb5+ 21. Re2 Bxe2+ 22. Kxe2 Qxc2+ 23. Nd2 Qd3+ 24. Ke1 Bc7 25. Nf1 Rh1 26. Qa8+ Bb8 27. Qxb8+ Kxb8 28. Bf4+ Ka8 29. f3 Rxf1# 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2010.10.17"]
[Round "2"]
[White "Pen, Pyotr"]
[Black "Kosov, Ivan"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "2047"]
[BlackElo "2388"]
[PlyCount "62"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 Na6 6. Bd3 c5 7. d5 Nc7 8. 0-0 0-0 9. h3 b5 10. Nxb5 Nxb5 11. Bxb5 Nxe4 12. Re1 Nf6 13. c4 Rb8 14. Re2 Nh5 15. Qe1 e6 16. g4 Nf6 17. Bd2 exd5 18. Ba5 Rb6 19. cxd5 Nxd5 20. Qd2 Nc7 21. Bxb6 axb6 22. Bc6 d5 23. Rd1 d4 24. Ne5 f6 25. Nd3 Nd5 26. Qc2 Ne3 27. Rxe3 dxe3 28. Nxc5 Qc7 29. Nd7 Rf7 30. Qe4 e2 31. Qe8+ Bf8 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2010.10.16"]
[Round "1"]
[White "Klevets, Ksenia"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1736"]
[BlackElo "2047"]
[PlyCount "86"]
[EventDate "2010.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. e3 Bg7 5. Be2 0-0 6. 0-0 b6 7. c4 e6 8. b3 Bb7 9. Bb2 Nbd7 10. Rc1 dxc4 11. Nxc4 Ne4 12. Nfd2 Ng5 13. Nf3 Ne4 14. Nfd2 Nxd2 15. Nxd2 c5 16. Bf3 Bxf3 17. Nxf3 Re8 18. Qe2 Rc8 19. Rfd1 Qe7 20. Ba3 Rc7 21. Qb5 Rec8 22. Rc2 Bf8 23. Rdc1 Qd8 24. Qd3 cxd4 25. Bxf8 Kxf8 26. Nxd4 Nc5 27. Qe2 a5 28. Nb5 Rd7 29. a3 Ra8 30. Nd4 e5 31. Nc6 Qf6 32. b4 axb4 33. axb4 Nb3 34. Rb1 e4 35. g3 Rd3 36. b5 Ra1 37. Rxa1 Qxa1+ 38. Kg2 Rd1 39. Qg4 Rg1+ 40. Kh3 Qf1+ 41. Kh4 Rh1 42. Qxe4 Rxh2+ 43. Kg4 f5+ 0-1

[Event "St Petersburg Blokadny op"]
[Site "St Petersburg"]
[Date "2010.01.09"]
[Round "7"]
[White "Pen, Pyotr"]
[Black "Petrov, Valentin"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1958"]
[BlackElo "2098"]
[PlyCount "58"]
[EventDate "2010.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. e6 Bxb5 9. exf7+ Kd7 10. Nxb5 Qa5+ 11. Nc3 cxd4 12. Nxd4 Bxd4 13. Qxg4+ Qf5 14. Qxf5+ gxf5 15. Ne2 Nc6 16. Bd2 Rhf8 17. c3 Bb6 18. h3 Rxf7 19. g4 fxg4 20. hxg4 Rg8 21. Rh4 e5 22. 0-0-0 exf4 23. Nxf4 Ne5 24. Nd5 Bd8 25. g5 Bxg5 26. Bxg5 Rxg5 27. Rxh7 Rxh7 28. Nf6+ Ke7 29. Rf1 Rh8 0-1

[Event "St Petersburg Blokadny op"]
[Site "St Petersburg"]
[Date "2010.01.08"]
[Round "6"]
[White "Khatenever, Feliks"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1914"]
[BlackElo "1958"]
[PlyCount "126"]
[EventDate "2010.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 Nf6 7. 0-0 0-0 8. d3 Rb8 9. a4 a6 10. h3 Qc7 11. Be3 b5 12. axb5 axb5 13. Ne2 b4 14. Nh4 b3 15. c3 e5 16. f5 Re8 17. Qd2 c4 18. Bg5 cxd3 19. Qxd3 Nd7 20. fxg6 hxg6 21. Rad1 Bf8 22. Qf3 Nc5 23. g4 Na5 24. Ng3 Nc4 25. Rf2 Ba6 26. Bf1 Rb7 27. Ng2 Ra8 28. h4 Ne6 29. Bxc4 Nxg5 30. hxg5 Bxc4 31. Ne3 Be7 32. Nd5 Bxd5 33. exd5 Bxg5 34. Ne4 Bf4 35. Kg2 Kg7 36. Rh1 Rbb8 37. Qd1 Qe7 38. Rh3 Rh8 39. Rff3 Rh4 40. Rxh4 Qxh4 41. Rh3 Qe7 42. Qh1 Rg8 43. Rh7+ Kf8 44. Qa1 Qb7 45. Qa5 Qd7 46. Nf6 Qc8 47. Qb4 e4 48. Qxe4 Be5 49. Nxg8 Kxg8 50. Rh1 Qa6 51. Rf1 Qa2 52. Rf2 Qa1 53. Qf3 f6 54. g5 f5 55. Qe2 Qc1 56. Qd2 Qb1 57. Re2 f4 58. Rxe5 dxe5 59. Kf2 Qc2 60. Ke2 f3+ 61. Ke3 Qf5 62. Qf2 e4 63. d6 Qc5+ 0-1

[Event "St Petersburg Blokadny op"]
[Site "St Petersburg"]
[Date "2010.01.07"]
[Round "5"]
[White "Pen, Pyotr"]
[Black "Enalskiy, Aleksey"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1958"]
[BlackElo "1688"]
[PlyCount "100"]
[EventDate "2010.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Ne5 8. Be2 Qg6 9. 0-0 d5 10. exd5 Bh3 11. Bf3 0-0-0 12. Nd2 Nxf3+ 13. Qxf3 Bg4 14. Qg3 Nxd5 15. Nc4 Nxe3 16. fxe3 Bxd4 17. cxd4 Be2 18. Qh3+ Qe6 19. Qxe6+ fxe6 20. Rfc1 Bxc4 21. Rxc4 e5 22. Rac1 c6 23. Rf1 exd4 24. Rxd4 Rxd4 25. exd4 Rd8 26. Rf4 Kc7 27. Kf2 Kd6 28. Ke3 Re8+ 29. Kd3 Re7 30. h4 g6 31. g4 Kd5 32. h5 a5 33. Rf8 a4 34. h6 b5 35. Rg8 Ke6 36. Kc3 Kf6 37. Kb4 Re2 38. Kc5 Rc2+ 39. Kd6 Rc4 40. Rg7 Rxd4+ 41. Kxc6 Rxg4 42. Kxb5 Rh4 43. Rxh7 g5 44. Ra7 Kg6 45. h7 Rxh7 46. Rxh7 Kxh7 47. Kc4 Kg6 48. Kd3 Kf5 49. Ke3 Ke5 50. b4 axb3 1/2-1/2

[Event "St Petersburg Blokadny op"]
[Site "St Petersburg"]
[Date "2010.01.06"]
[Round "4"]
[White "Pimenov, Revolt"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2241"]
[BlackElo "1958"]
[PlyCount "42"]
[EventDate "2010.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. d4 g6 4. Bg5 Bg7 5. Qd2 0-0 6. Bh6 c6 7. h4 a6 8. h5 b5 9. hxg6 fxg6 10. Bxg7 Kxg7 11. Qh6+ Kg8 12. Nf3 Ra7 13. 0-0-0 Qa5 14. e4 b4 15. Nb1 Qxa2 16. Bd3 e5 17. dxe5 Ng4 18. Qg5 dxe5 19. Rd2 Be6 20. Rh4 Nd7 21. Qe7 Bxc4 1-0

[Event "St Petersburg Blokadny op"]
[Site "St Petersburg"]
[Date "2010.01.05"]
[Round "3"]
[White "Pen, Pyotr"]
[Black "Tarasov, Ilya"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "1958"]
[BlackElo "1846"]
[PlyCount "47"]
[EventDate "2010.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. h3 0-0 7. Be3 cxd4 8. Nxd4 Nc6 9. Bc4 Qc7 10. Bb3 a6 11. 0-0 b5 12. a3 Bb7 13. Qd3 Na5 14. Ba2 Nc4 15. Ndxb5 axb5 16. Nxb5 Qc6 17. Bxc4 Rfc8 18. Bb3 Nxe4 19. Na7 Rxa7 20. Bxa7 Bxb2 21. Bxf7+ Kg7 22. Rae1 Bc3 23. Be6 Ng5 24. Bd4+ 1-0

[Event "St Petersburg Blokadny op"]
[Site "St Petersburg"]
[Date "2010.01.04"]
[Round "2"]
[White "Alekseenko, Kirill"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2179"]
[BlackElo "1958"]
[PlyCount "29"]
[EventDate "2010.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be2 Bb4 7. 0-0 d6 8. Nxc6 bxc6 9. Qd4 Bxc3 10. Qxc3 Bb7 11. Qxg7 Qf6 12. Bh6 Qxh6 13. Qxh8 0-0-0 14. Qc3 Nf6 15. Bxa6 1-0

[Event "St Petersburg Blokadny op"]
[Site "St Petersburg"]
[Date "2010.01.03"]
[Round "1"]
[White "Pen, Pyotr"]
[Black "Klevets, Ksenia"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1958"]
[PlyCount "59"]
[EventDate "2010.01.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Nd5 7. c4 Nb6 8. Bd3 g6 9. 0-0 Bg7 10. Nc3 0-0 11. f4 d5 12. c5 Nd7 13. Be3 Nb8 14. Ne2 Qe7 15. Qd2 Re8 16. Rae1 f6 17. Nd4 fxe5 18. fxe5 Bxe5 19. Bf2 Qg7 20. Nf3 Nd7 21. Kh1 Bb7 22. Nxe5 Nxe5 23. Bd4 Nf3 24. Rxf3 Rxe1+ 25. Qxe1 Qxd4 26. Qe6+ Kh8 27. Rf7 Qxb2 28. Rxh7+ Kxh7 29. Qxg6+ Kh8 30. Qh7# 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2009.??.??"]
[Round "2"]
[White "Katyshkina, Anastasia"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "B81"]
[WhiteElo "1800"]
[BlackElo "1945"]
[PlyCount "66"]
[EventDate "2009.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 b5 7. g4 Bb7 8. Bg2 e6 9. a3 Be7 10. 0-0 0-0 11. Kh1 Nc6 12. e5 Nd5 13. Nxd5 exd5 14. Nxc6 Bxc6 15. Bxd5 Qc7 16. exd6 Qxd6 17. Bxc6 Qxc6+ 18. f3 Rad8 19. Qe2 Rfe8 20. Qg2 Bh4 21. g5 Qc4 22. b3 Qe2 23. f4 Rc8 24. c4 Qxg2+ 25. Kxg2 bxc4 26. bxc4 Rxc4 27. Ra2 Rc3 28. Rd1 h6 29. gxh6 gxh6 30. Kh2 Rg3 31. Rc2 Kh7 32. Rd7 Rg7 33. Rd6 Bg3+ 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2009.??.??"]
[Round "1"]
[White "Pen, Pyotr"]
[Black "Kuzmin, Yuriy"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1945"]
[BlackElo "2170"]
[PlyCount "74"]
[EventDate "2009.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. 0-0 g6 5. d4 Bg7 6. c3 0-0 7. Nbd2 Bf5 8. Re1 Nbd7 9. Nh4 Be6 10. e4 dxe4 11. Nxe4 Bd5 12. Nxf6+ Nxf6 13. Qd3 Bxg2 14. Nxg2 Re8 15. Qc4 Qd7 16. a4 Rad8 17. Nf4 Ng4 18. Nd3 b5 19. axb5 cxb5 20. Qc5 e5 21. Rxa7 Qf5 22. Qxb5 Qh5 23. h4 Qf5 24. Bg5 Rb8 25. Qd5 h6 26. f3 Rf8 27. Qe4 Qxe4 28. Rxe4 f5 29. Re1 hxg5 30. fxg4 exd4 31. c4 fxg4 32. Re6 Rf7 33. Ree7 Rxe7 34. Rxe7 Rb3 35. Nc5 Rxg3+ 36. Kh2 gxh4 37. Rd7 Re3 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2009.??.??"]
[Round "3"]
[White "Pen, Pyotr"]
[Black "Ljubivyi, Andrey"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "1945"]
[BlackElo "2090"]
[PlyCount "89"]
[EventDate "2009.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3 Qc7 9. 0-0-0 Be7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. a3 Rb8 14. Qg3 Nc5 15. f5 b4 16. axb4 Rxb4 17. Bh3 g6 18. Rhf1 Bd7 19. f6 Bf8 20. Rfe1 Qa5 21. Nb1 h6 22. c3 Nb3+ 23. Nxb3 Rxb3 24. Rxd6 Qxg5+ 25. Qxg5 hxg5 26. Rd3 g4 27. Red1 Bh6+ 28. Kc2 Rb7 29. b3 gxh3 30. Na3 Bf4 31. Nc4 Bxh2 32. e5 0-0 33. Rxh3 Bc6 34. Rxh2 Bf3 35. Rd4 Rb5 36. Rh3 Bh5 37. b4 Rfb8 38. Re3 R5b7 39. Na5 Rc7 40. Kb3 Kh7 41. c4 g5 42. Rd6 Kg6 43. Nc6 Rb6 44. Ne7+ Rxe7 45. fxe7 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2009.??.??"]
[Round "5"]
[White "Pen, Pyotr"]
[Black "Savinov, Leonid"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1945"]
[BlackElo "2165"]
[PlyCount "99"]
[EventDate "2009.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Bg4 3. e3 f6 4. Be2 e5 5. d4 e4 6. Nfd2 Be6 7. c4 c6 8. Nc3 f5 9. Bb2 Nf6 10. Qc2 Bd6 11. f3 0-0 12. 0-0-0 Na6 13. c5 Bc7 14. a3 Nb8 15. h3 Nbd7 16. g4 exf3 17. Bxf3 g6 18. Rdg1 f4 19. e4 dxe4 20. Ndxe4 Nd5 21. Nxd5 Bxd5 22. g5 Qe7 23. h4 Rae8 24. Re1 Qf7 25. h5 Kg7 26. hxg6 hxg6 27. Bg4 f3 28. Bxd7 Qxd7 29. Nf6 Rxe1+ 30. Rxe1 Rxf6 31. gxf6+ Kxf6 32. Re5 f2 33. Qxf2+ Kg7 34. Re3 g5 35. Kb1 Bf4 36. Re2 Qf5+ 37. Ka1 Kg6 38. Re7 Qd3 39. Rxb7 Bxb3 40. Qe1 Be3 41. Rxb3 Qxb3 42. Qb1+ Kh5 43. Qh1+ Kg4 44. Qxc6 Qc4 45. Qg2+ Kf5 46. Qf3+ Bf4 47. c6 g4 48. Qg2 g3 49. Qf3 Qc2 50. Qh5+ 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2009.??.??"]
[Round "7"]
[White "Pen, Pyotr"]
[Black "Vunder, Andrei"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "1945"]
[BlackElo "2245"]
[PlyCount "46"]
[EventDate "2009.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 Be7 7. Nxf6+ Bxf6 8. Bxf6 Nxf6 9. Bd3 0-0 10. 0-0 b6 11. c3 Bb7 12. a4 a5 13. Qe2 Qd6 14. Ne5 Rad8 15. f4 c5 16. dxc5 Qxc5+ 17. Kh1 g6 18. Rad1 Kg7 19. Qe1 Rd6 20. b4 Qc7 21. Nf3 Rfd8 22. Nd4 axb4 23. f5 Qxc3 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2009.??.??"]
[Round "8"]
[White "Sheynin, Izrail"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "B96"]
[WhiteElo "2160"]
[BlackElo "1945"]
[PlyCount "53"]
[EventDate "2009.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nc6 8. Nxc6 bxc6 9. e5 h6 10. Bh4 g5 11. fxg5 Nd5 12. Nxd5 exd5 13. Bd3 dxe5 14. Qh5 Be7 15. 0-0 Be6 16. Bf5 Qb6+ 17. Kh1 0-0-0 18. Qxf7 Bxf5 19. Qxf5+ Kb7 20. Qxe5 Bd6 21. Qg7+ Ka8 22. g6 Rde8 23. Rae1 Qb4 24. Rxe8+ Rxe8 25. Qd7 Qxh4 26. Qxc6+ Ka7 27. Qd7+ 1-0

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2009.??.??"]
[Round "4"]
[White "Sinajskij, Anatolij"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2100"]
[BlackElo "1945"]
[PlyCount "70"]
[EventDate "2009.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nc6 4. Bb5 a6 5. Ba4 Bg4 6. h3 Bh5 7. d4 b5 8. Bb3 Nf6 9. Be3 e6 10. Nbd2 Be7 11. 0-0 0-0 12. Bc2 Rc8 13. g4 Bg6 14. Ne1 Nd7 15. f4 f5 16. d5 exd5 17. exf5 Bf7 18. g5 d4 19. Bf2 Nb6 20. Qg4 Kh8 21. Nef3 Nd5 22. Nh4 Nxf4 23. Ndf3 d3 24. Bd1 Bxg5 25. Kh2 Bh6 26. Be3 Bh5 27. Qg3 Ne2 28. Bxe2 dxe2 29. Rg1 Qf6 30. Ng5 Ne5 31. Ne4 Qxh4 32. Qxh4 Nf3+ 33. Kh1 Nxh4 34. Bxh6 gxh6 35. Nxd6 Rcd8 0-1

[Event "St Petersburg Autumn op"]
[Site "St Petersburg"]
[Date "2009.??.??"]
[Round "6"]
[White "Solovyov, Viktor"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2200"]
[BlackElo "1945"]
[PlyCount "83"]
[EventDate "2009.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 Nd7 10. a4 f5 11. Ng5 Nf6 12. c5 h6 13. Ne6 Bxe6 14. dxe6 Nxe4 15. Nxe4 fxe4 16. cxd6 cxd6 17. b5 d5 18. Ba3 Re8 19. g4 Kh7 20. Qb3 Rc8 21. Rfd1 d4 22. Bc4 Ng8 23. Rac1 Qg5 24. h3 d3 25. Bd5 Nf6 26. Bxb7 Rxc1 27. Bxc1 Qh4 28. Kg2 Nxg4 29. hxg4 Qxg4+ 30. Kf1 Qe2+ 31. Kg1 Qg4+ 32. Kf1 Qf3 33. Kg1 Rf8 34. Be3 Rf5 35. Bxe4 Qxe4 36. Rxd3 Rh5 37. Kf1 Qh4 38. Rd7 Qg4 39. Ke1 Rh1+ 40. Kd2 g5 41. Rd8 e4 42. e7 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.11.03"]
[Round "8"]
[White "Grigoriev, Yury Z"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2143"]
[BlackElo "2003"]
[PlyCount "49"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 a6 5. cxd5 exd5 6. Qc2 Nc6 7. Bg5 Be7 8. e3 0-0 9. a3 h6 10. Bh4 Be6 11. Bd3 Rc8 12. 0-0 Nb8 13. b4 b6 14. Na4 g5 15. Bg3 Nh5 16. Be5 f6 17. Bh7+ Kh8 18. Qg6 fxe5 19. Qxh6 Nf6 20. Bg6+ Kg8 21. dxe5 Nbd7 22. exf6 Nxf6 23. Nxg5 Bd7 24. Bh7+ Kh8 25. Be4+ 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.11.02"]
[Round "7"]
[White "Pen, Pyotr"]
[Black "Trofimchuk, Vladimir"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "2003"]
[BlackElo "1951"]
[PlyCount "66"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d5 3. Nxe5 Bd6 4. d4 dxe4 5. Nc4 Nf6 6. Nxd6+ cxd6 7. Be2 Be6 8. Bg5 d5 9. 0-0 h6 10. Bh4 Nbd7 11. b3 0-0 12. c4 Qa5 13. f4 exf3 14. Rxf3 Ne4 15. Be1 Qd8 16. Nc3 Ndf6 17. Rf1 Nxc3 18. Bxc3 Ne4 19. Bb4 Re8 20. Rc1 Rc8 21. Bf3 Qg5 22. Qe2 Nf6 23. Bd2 Qh4 24. g3 Qxd4+ 25. Be3 Qe5 26. Qf2 Ne4 27. Bxe4 dxe4 28. Bxa7 Rcd8 29. Rcd1 Rxd1 30. Rxd1 Bg4 31. Bd4 e3 32. Qb2 e2 33. Re1 Qe4 0-1

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.11.01"]
[Round "6"]
[White "Enalskiy, Aleksey"]
[Black "Pen, Pyotr"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "2003"]
[PlyCount "92"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 e6 6. Nd2 Nge7 7. Ngf3 0-0 8. 0-0 f5 9. Nc4 d5 10. exd5 exd5 11. Nce5 Nxe5 12. Nxe5 Bxe5 13. fxe5 Nc6 14. c4 Be6 15. Bh6 Re8 16. Qb3 Nxe5 17. cxd5 Bf7 18. Rae1 Ng4 19. Bf4 Qd7 20. Qc4 b6 21. d4 Rac8 22. Qd3 c4 23. Qa3 Bxd5 24. Qd6 Qxd6 25. Bxd6 Bxg2 26. Kxg2 Ne3+ 27. Rxe3 Rxe3 28. Rf2 Rce8 29. Be5 R3xe5 30. dxe5 Rxe5 31. Rd2 Kf7 32. Kf3 Ke6 33. Rd4 b5 34. Rd8 Rd5 35. Re8+ Kf6 36. Rb8 a5 37. Ra8 b4 38. Rc8 Rd2 39. Rxc4 Rxb2 40. Rc6+ Kg5 41. h4+ Kh6 42. a3 Rb3+ 43. Kf4 Rxa3 44. Rc7 b3 45. Rb7 Ra4+ 46. Ke3 Rb4 0-1

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.31"]
[Round "5"]
[White "Pen, Pyotr"]
[Black "Krasnov, Vasiliy G"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "2003"]
[BlackElo "2141"]
[PlyCount "94"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 a6 7. a3 b5 8. Ba2 Bb7 9. f3 Nc6 10. Be3 Qd7 11. 0-0 Be7 12. Qe2 0-0 13. Rad1 Rac8 14. f4 b4 15. axb4 Nxb4 16. Bc4 Nxe4 17. Nxe4 Bxe4 18. c3 d5 19. Bxa6 Nxa6 20. Qxa6 Ra8 21. Qc6 Qxc6 22. Nxc6 Bf6 23. Ra1 Bd3 24. Rfd1 Bc2 25. Rdc1 Ba4 26. Na7 Bd7 27. b4 Rfb8 28. b5 h6 29. b6 g5 30. g3 gxf4 31. gxf4 d4 32. cxd4 Rxb6 33. Ra2 Rd6 34. Rc4 Rd5 35. Kf2 Bd8 36. Kf3 Kh7 37. Rb4 Kg6 38. Ke4 Kh5 39. Rb7 f5+ 40. Kd3 Bb5+ 41. Kc3 Bc6 42. Rg7 Ba5+ 43. Kd3 Bb6 44. Bf2 Bd7 45. Rb2 Bxa7 46. Rb3 Ba4 47. Ra3 Bc5 0-1

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.30"]
[Round "4"]
[White "Pen, Pyotr"]
[Black "Kit, Yaroslava"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2003"]
[PlyCount "69"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qd2 h6 8. Bh4 Ng4 9. Be2 Nge5 10. f4 Ng6 11. Bf2 e5 12. fxe5 dxe5 13. Nf5 Nf4 14. 0-0-0 g6 15. Ne3 Bb4 16. Bc4 Qa5 17. Bb3 Nc5 18. Nc4 Qc7 19. Nd6+ Kf8 20. Bxc5 Bxc3 21. Qf2 b6 22. Bxb6 Ne2+ 23. Kb1 Bd4 24. Bxd4 Nxd4 25. Nxf7 Nxb3 26. Nxh8+ Kg7 27. axb3 Bb7 28. Nxg6 Bxe4 29. Nh4 Re8 30. Nf5+ Kh7 31. Ne3 Bg6 32. Rd2 Rb8 33. Rhd1 Qb6 34. Rd7+ Kg8 35. R7d6 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.29"]
[Round "3"]
[White "Maslyakov, Sergey"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2108"]
[BlackElo "2003"]
[PlyCount "29"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 g6 5. Bb5 Bg7 6. Bxc6 bxc6 7. e5 f5 8. d3 Ne7 9. 0-0 Rb8 10. Na4 d6 11. c4 dxe5 12. fxe5 Bxe5 13. Nxe5 Qd4+ 14. Kh1 Qxe5 15. Bf4 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.28"]
[Round "2"]
[White "Pen, Pyotr"]
[Black "Pankov, German"]
[Result "0-1"]
[ECO "B35"]
[WhiteElo "2003"]
[BlackElo "2367"]
[PlyCount "66"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 0-0 8. Bc4 Qb6 9. Bb3 Nxe4 10. Nd5 Qa5+ 11. c3 Nc5 12. Nxc6 dxc6 13. Nxe7+ Kh8 14. Nxc8 Raxc8 15. 0-0 Rcd8 16. Qc2 Qb5 17. Rad1 Kg8 18. Kh1 Rfe8 19. Bxc5 Qxc5 20. Rxd8 Rxd8 21. Qe4 Qb5 22. Re1 Bf6 23. h3 Qb6 24. Re2 Kg7 25. g4 Rd7 26. g5 Bxg5 27. Qg4 Qd8 28. Qc4 Qf6 29. Qg4 Rd3 30. Kg2 Bf4 31. Bc2 h5 32. Qxf4 Qxf4 33. Bxd3 h4 0-1

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "2007.10.27"]
[Round "1"]
[White "Barhudarian, Rafael"]
[Black "Pen, Pyotr"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2279"]
[BlackElo "2003"]
[PlyCount "100"]
[EventDate "2007.10.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 Nf6 3. exd5 Nxd5 4. Bc4 Nxc3 5. Qf3 e6 6. dxc3 Bd6 7. Nh3 Nc6 8. Qh5 Qf6 9. 0-0 Bd7 10. Re1 h6 11. Bg5 Qg6 12. Qxg6 fxg6 13. Bh4 g5 14. Bg3 e5 15. Bb5 0-0-0 16. f3 Bxh3 17. gxh3 Rhf8 18. Bxc6 bxc6 19. Kg2 Rf5 20. Re3 Kd7 21. Rae1 Ke6 22. Re4 h5 23. h4 gxh4 24. Rxh4 Rdf8 25. Re3 Be7 26. Rhe4 Bd6 27. b4 g5 28. h3 Kf6 29. Rc4 h4 30. Bh2 Ke7 31. Rxc6 Kd7 32. Ra6 e4 33. Bxd6 cxd6 34. Rxa7+ Kc6 35. Ra6+ Kc7 36. Ra7+ Kc6 37. c4 Rxf3 38. Rxf3 Rxf3 39. b5+ Kb6 40. Ra6+ Kc7 41. Ra7+ Kb6 42. Re7 Rg3+ 43. Kf2 Rxh3 44. Rxe4 Rh2+ 45. Kf3 Rxc2 46. Kg4 Rxa2 47. Kxg5 h3 48. Rh4 Rc2 49. Kf5 h2 50. Ke6 Rxc4 1/2-1/2

[Event "St Petersburg-ch U18"]
[Site "St Petersburg"]
[Date "2007.10.13"]
[Round "9"]
[White "Toder, Denis"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2230"]
[BlackElo "2003"]
[PlyCount "37"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nc3 Bb4 6. a3 Qa5 7. Bd2 Nxd4 8. Rc1 Bd6 9. Nb5 Qb6 10. Nxd6+ Qxd6 11. Be3 e5 12. Ne2 Ne7 13. Nxd4 exd4 14. Qxd4 Qg6 15. Qe5 f6 16. Qg3 Qxg3 17. hxg3 d6 18. Rd1 Kf7 19. Rxd6 1-0

[Event "St Petersburg-ch U18"]
[Site "St Petersburg"]
[Date "2007.10.11"]
[Round "7"]
[White "Pen, Pyotr"]
[Black "Palchun, Grigory"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "2003"]
[BlackElo "2051"]
[PlyCount "42"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf5 d5 7. Bg5 d4 8. Bxf6 gxf6 9. Ne2 Bxf5 10. exf5 Nc6 11. a3 Bh6 12. Ng3 Qa5+ 13. b4 Qb6 14. Bc4 Nd8 15. 0-0 Bf8 16. Kh1 Qc7 17. Qe2 Nc6 18. Rab1 0-0-0 19. b5 axb5 20. Rxb5 d3 21. cxd3 Nd4 1/2-1/2

[Event "St Petersburg-ch U18"]
[Site "St Petersburg"]
[Date "2007.10.10"]
[Round "6"]
[White "Pyatin, Alexander"]
[Black "Pen, Pyotr"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "2074"]
[BlackElo "2003"]
[PlyCount "31"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 b5 7. Bg2 Bb7 8. 0-0 e6 9. a3 Nbd7 10. h3 Rc8 11. g4 Nc5 12. Re1 Be7 13. f4 e5 14. Nf5 g6 15. Nxe7 Qxe7 16. b4 1/2-1/2

[Event "St Petersburg-ch U18"]
[Site "St Petersburg"]
[Date "2007.10.09"]
[Round "5"]
[White "Pen, Pyotr"]
[Black "Serov, Maksim"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "2003"]
[BlackElo "2305"]
[PlyCount "46"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. 0-0 0-0 8. Bb3 Na6 9. Be3 Nc5 10. f3 a6 11. Qe2 Qc7 12. Rfd1 b5 13. a3 Nxb3 14. cxb3 Bd7 15. Rac1 Qb7 16. b4 Rac8 17. Nb3 Qb8 18. e5 dxe5 19. Bc5 Rfe8 20. Kh1 Bc6 21. Bxe7 Rxe7 22. Nc5 Ra7 23. Re1 a5 0-1

[Event "St Petersburg-ch U18"]
[Site "St Petersburg"]
[Date "2007.10.07"]
[Round "3"]
[White "Pen, Pyotr"]
[Black "Vorobiov, Dmitry"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2003"]
[BlackElo "2116"]
[PlyCount "41"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. Nc3 Bc5 6. Na4 Qa5+ 7. c3 Bxd4 8. Qxd4 Nf6 9. Nc5 Nc6 10. Qd6 b6 11. Nb3 Qa4 12. f3 Bb7 13. Bf4 Rc8 14. Be2 Ba6 15. Bxa6 Qxa6 16. 0-0-0 Qxa2 17. Kc2 Qa4 18. Ra1 Nb4+ 19. Kb1 Qxb3 20. Qxb4 Qxb4 21. cxb4 0-1

[Event "St Petersburg-ch U18"]
[Site "St Petersburg"]
[Date "2007.10.05"]
[Round "1"]
[White "Duzhakov, Ilya"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2118"]
[BlackElo "2003"]
[PlyCount "37"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. cxd5 exd5 6. Bg5 0-0 7. Qc2 h6 8. Bh4 Na6 9. e3 c6 10. a3 Nc7 11. Bd3 Ne6 12. 0-0 Re8 13. Rae1 b6 14. Ne5 Bb7 15. f4 Rc8 16. Bf5 Rf8 17. Rf3 Nd7 18. Bxe7 Qxe7 19. Rg3 1-0

[Event "St Petersburg-ch U18"]
[Site "St Petersburg"]
[Date "2006.12.24"]
[Round "7"]
[White "Airumian, Sergei"]
[Black "Pen, Pyotr"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2100"]
[BlackElo "2014"]
[PlyCount "51"]
[EventDate "2006.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 a6 8. Nf3 Nge7 9. Bh6 0-0 10. h4 f5 11. Bxg7 Kxg7 12. h5 Qe8 13. hxg6 Qxg6 14. 0-0-0 Nd4 15. Rh2 Rh8 16. Rdh1 h6 17. Ne2 e5 18. Nexd4 cxd4 19. Nh4 Qe6 20. Kb1 fxe4 21. dxe4 Qf6 22. f4 Be6 23. f5 Bf7 24. Nf3 d5 25. Nxe5 Qxe5 26. Rxh6 1-0

[Event "St Petersburg-ch U18"]
[Site "St Petersburg"]
[Date "2006.12.17"]
[Round "6"]
[White "Pen, Pyotr"]
[Black "Korennoi, Viktor"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2014"]
[BlackElo "2199"]
[PlyCount "50"]
[EventDate "2006.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 Rb8 6. Nge2 b5 7. 0-0 Nf6 8. Qe1 0-0 9. f4 b4 10. Nd1 d5 11. e5 Ng4 12. Ne3 Nd4 13. Nxd4 cxd4 14. Nxd5 a5 15. h3 Nh6 16. g4 Bb7 17. f5 Bxd5 18. Bxd5 Qxd5 19. f6 exf6 20. exf6 Rfe8 21. Qg3 Bf8 22. Bf4 Rb6 23. Rae1 Rxe1 24. Rxe1 Rxf6 25. Re8 g5 0-1

