[Event "Moscow op-A 17th"]
[Site "Moscow"]
[Date "2021.02.28"]
[Round "9"]
[White "Bogaudinov, Rushan"]
[Black "Andreev, Konstantin D"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2016"]
[BlackElo "1819"]
[PlyCount "100"]
[EventDate "2021.02.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. Bxc4 b5 7. Be2 Bb7 8. 0-0 Nbd7 9. a3 c5 10. dxc5 Bxc5 11. b4 Be7 12. Bb2 0-0 13. Rc1 Qb6 14. Bd3 Rfd8 15. Qe2 Rac8 16. Bb1 Qa7 17. e4 Nb6 18. e5 Nfd5 19. Ne4 Nc4 20. Neg5 Bxg5 21. Nxg5 h6 22. Ne4 Nf4 23. Nf6+ Kf8 24. Qg4 Nd3 25. Nh5 g6 26. Bxd3 gxh5 27. Qf4 Rxd3 28. Qxh6+ Ke8 29. Qh8+ Kd7 30. Qh7 Rd2 31. Qxf7+ Kc6 32. Qxe6+ Kc7 33. Bc3 Rd7 34. Rfd1 Rg7 35. g3 Qb6 36. Qxb6+ Kxb6 37. Bd4+ Kc6 38. f4 Rd7 39. e6 Rd5 40. Bc5 Re8 41. e7 Kd7 42. a4 Nb2 43. Rxd5+ Bxd5 44. axb5 axb5 45. f5 Nd3 46. Rd1 Be4 47. f6 Ke6 48. Bd4 Kf7 49. h3 Rc8 50. Kh2 Rc4 1/2-1/2

[Event "Moscow op-A 17th"]
[Site "Moscow"]
[Date "2021.02.27"]
[Round "8"]
[White "Andreev, Konstantin D"]
[Black "Popov, Maksim1111"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "1819"]
[BlackElo "2062"]
[PlyCount "92"]
[EventDate "2021.02.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. 0-0 Nc6 7. e3 Rb8 8. Nfd2 e5 9. Bxc6+ bxc6 10. dxe5 Ng4 11. Nxc4 Be6 12. Nbd2 Bb4 13. b3 h5 14. h3 Qd3 15. Qf3 Bd5 16. Qf4 Nh6 17. Qd4 Qxd4 18. exd4 Bc3 19. Bb2 Bxb2 20. Nxb2 Nf5 21. Ndc4 Nxd4 22. Ne3 h4 23. Nxd5 cxd5 24. g4 Rb4 25. Kh2 Ne6 26. Rac1 c5 27. Rfd1 Kd7 28. Nc4 Kc6 29. Ne3 Rd4 30. Nf5 Rxd1 31. Rxd1 d4 32. Re1 Kb5 33. Nd6+ Kb4 34. Rc1 d3 35. Ne4 Ka3 36. Rd1 Rd8 37. Nd6 Nf4 38. Nxf7 Rd5 39. Rd2 Kb4 40. Nd6 Rxe5 41. Nc4 Re2 42. Rd1 Rxf2+ 43. Kg1 Rxa2 44. Ne5 Kc3 45. Nf3 Kxb3 46. Rc1 Rc2 0-1

[Event "Moscow op-A 17th"]
[Site "Moscow"]
[Date "2021.02.26"]
[Round "7"]
[White "Gvanceladze, Anna"]
[Black "Andreev, Konstantin D"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2254"]
[BlackElo "1819"]
[PlyCount "86"]
[EventDate "2021.02.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. c4 c6 5. Nc3 a6 6. b3 b5 7. Bb2 Bb7 8. Bd3 bxc4 9. bxc4 c5 10. 0-0 dxc4 11. Bxc4 Nbd7 12. Qa4 Qb6 13. Ne5 Qb4 14. Bb3 Bd6 15. Nxd7 Nxd7 16. Rfd1 Qxa4 17. Bxa4 0-0-0 18. Bxd7+ Rxd7 19. Na4 Rdd8 20. dxc5 Bc7 21. Nb6+ Bxb6 22. cxb6 Rxd1+ 23. Rxd1 f6 24. f4 Rd8 25. Bd4 Rd6 26. Rc1+ Rc6 27. Bc5 Kd7 28. Kf2 Ke8 29. g4 Rc8 30. Ke2 g6 31. a3 Be4 32. h4 f5 33. g5 Kf7 34. Kd2 e5 35. fxe5 Ke6 36. Rc3 Bb7 37. Bd6 Rxc3 38. Kxc3 Kd5 39. Kb4 Bc8 40. Bc7 Bb7 41. a4 Bc8 42. a5 Bb7 43. Bd6 Bc8 1/2-1/2

[Event "Moscow op-A 17th"]
[Site "Moscow"]
[Date "2021.02.25"]
[Round "6"]
[White "Andreev, Konstantin D"]
[Black "Sabirov, Timur"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1819"]
[BlackElo "2048"]
[PlyCount "54"]
[EventDate "2021.02.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 e6 7. h5 Be7 8. Qf3 Qc7 9. Qg3 b5 10. a3 Bb7 11. Bd3 Nbd7 12. h6 g6 13. Bg5 0-0-0 14. 0-0 Nh5 15. Qh4 Bxg5 16. Qxg5 e5 17. Ndxb5 axb5 18. Nxb5 f6 19. Qd2 Qb6 20. a4 Nc5 21. a5 Nxe4 22. Bxe4 Qxb5 23. Bxb7+ Kxb7 24. Ra3 Kc7 25. Rb3 Qa6 26. Qd5 Rd7 27. Rb6 Nf4 1-0

[Event "Moscow op-A 17th"]
[Site "Moscow"]
[Date "2021.02.24"]
[Round "5"]
[White "Gorovenko, Darya"]
[Black "Andreev, Konstantin D"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2106"]
[BlackElo "1819"]
[PlyCount "120"]
[EventDate "2021.02.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. c4 c6 7. Nc3 b6 8. b3 Ba6 9. Nd2 b5 10. c5 b4 11. Na4 Bb5 12. a3 Bxa4 13. bxa4 bxa3 14. Nf3 Nbd7 15. Rxa3 Ne4 16. Rb3 e5 17. e3 Qc7 18. Bh3 Nef6 19. Bb2 e4 20. Nd2 Rfb8 21. Bc3 h5 22. Qe2 h4 23. Rfb1 hxg3 24. hxg3 a5 25. Qe1 Bd8 26. R1b2 Qa7 27. Qb1 Rxb3 28. Rxb3 Rb8 29. Rxb8 Nxb8 30. Nb3 Nh7 31. Nd2 Ng5 32. Bc8 Nf3+ 33. Nxf3 exf3 34. Bg4 Na6 35. Bxf3 Nb4 36. e4 dxe4 37. Qxe4 Qd7 38. Bg4 Qd5 39. Qxd5 Nxd5 40. Bb2 Bf6 41. Kf1 Kf8 42. Ke2 Ke7 43. Kd3 Bg5 44. f4 Bf6 45. Bf3 Nb4+ 46. Kc4 Kd7 47. Bc3 Kc7 48. Bh5 g6 49. Bf3 Bg7 50. Bxb4 axb4 51. d5 cxd5+ 52. Bxd5 f5 53. Bf7 Bc3 54. Bxg6 Be1 55. Bxf5 Bxg3 56. Kxb4 Bxf4 57. Kb5 Kb8 58. Kb6 Bc7+ 59. Ka6 Bg3 60. Be4 Bc7 1/2-1/2

[Event "Moscow op-A 17th"]
[Site "Moscow"]
[Date "2021.02.23"]
[Round "4"]
[White "Andreev, Konstantin D"]
[Black "Isaev, Magomed"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1819"]
[BlackElo "2196"]
[PlyCount "77"]
[EventDate "2021.02.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. c3 Nc6 6. Bf4 g6 7. Nbd2 Bg7 8. Bd3 0-0 9. h3 a6 10. 0-0 b5 11. Ne5 Bd7 12. Re1 Re8 13. Qf3 Na5 14. b4 Nc4 15. Nb3 Qc8 16. Nc5 Bf5 17. Bxf5 Qxf5 18. g4 Qc8 19. g5 Nh5 20. Qxd5 Qf5 21. Bh2 Qxg5+ 22. Qg2 Qxg2+ 23. Kxg2 Nxe5 24. dxe5 a5 25. a4 axb4 26. axb5 bxc3 27. Rxa8 Rxa8 28. b6 Bh6 29. e6 c2 30. b7 Rd8 31. Nd3 Bd2 32. Ra1 Nf4+ 33. Bxf4 Bxf4 34. Nxf4 Rb8 35. Ra8 c1Q 36. Rxb8+ Kg7 37. Rc8 Qxf4 38. b8Q Qe4+ 39. Kh2 1-0

[Event "Moscow op-A 17th"]
[Site "Moscow"]
[Date "2021.02.22"]
[Round "3"]
[White "Pereverzev, Timofei"]
[Black "Andreev, Konstantin D"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "1506"]
[BlackElo "1819"]
[PlyCount "78"]
[EventDate "2021.02.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 c5 7. cxd5 Nxd5 8. Bb2 Bf6 9. Nc3 Nc6 10. Qb1 Nc7 11. Ne4 Bxb2 12. Qxb2 b6 13. e3 f5 14. Nc3 e5 15. Rfd1 Qf6 16. e4 f4 17. Rac1 Bg4 18. Rf1 Bxf3 19. Bxf3 Nd4 20. Bg4 f3 21. h4 h5 22. Bh3 Ne2+ 23. Kh2 Nxc1 24. Rxc1 Rad8 25. b4 Rd4 26. bxc5 bxc5 27. Bf1 g5 28. Qb7 Rf7 29. Rb1 gxh4 30. Qc8+ Rd8 31. Qh3 hxg3+ 32. Qxg3+ Rg7 33. Bc4+ Kh8 34. Qh3 Qf4+ 35. Kh1 Rg4 36. Nd5 Qg5 37. Ne7 Rh4 38. Ng6+ Qxg6 39. Rg1 Rxh3# 0-1

[Event "Moscow op-A 17th"]
[Site "Moscow"]
[Date "2021.02.21"]
[Round "2"]
[White "Andreev, Konstantin D"]
[Black "Voinikonis, Nikita"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1819"]
[BlackElo "2208"]
[PlyCount "64"]
[EventDate "2021.02.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d3 g6 3. g3 Bg7 4. Bg2 d5 5. Nd2 c5 6. Ngf3 Nf6 7. 0-0 0-0 8. Re1 Nc6 9. c3 b5 10. e5 Nd7 11. d4 b4 12. Nf1 bxc3 13. bxc3 f6 14. exf6 Qxf6 15. Bg5 Qf7 16. Bf4 h6 17. Qd2 g5 18. Bxg5 cxd4 19. cxd4 hxg5 20. Nxg5 Bh6 21. f4 Bxg5 22. fxg5 Nb6 23. Rad1 Nc4 24. Qe2 Rb8 25. Bh3 e5 26. Bxc8 Rbxc8 27. Ne3 Nxe3 28. Qxe3 Nxd4 29. Rf1 Nf3+ 30. Kh1 Rc2 31. Rf2 d4 32. g6 Qb7 0-1

[Event "Moscow op-A 17th"]
[Site "Moscow"]
[Date "2021.02.20"]
[Round "1"]
[White "Safin, Robert"]
[Black "Andreev, Konstantin D"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "2283"]
[BlackElo "1819"]
[PlyCount "67"]
[EventDate "2021.02.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Qc2 b6 8. Rd1 Ba6 9. b3 Nbd7 10. Nc3 dxc4 11. bxc4 Bxc4 12. e4 Ba6 13. e5 Nd5 14. Ne4 h6 15. g4 Rc8 16. g5 c5 17. gxh6 cxd4 18. Qa4 Be2 19. hxg7 Kxg7 20. Rxd4 Bxf3 21. Bxf3 Nxe5 22. Bg2 f5 23. Bb2 Kf7 24. Ng3 Bd6 25. Rad1 Qe8 26. Qxa7+ Rc7 27. Qa6 Nc6 28. Rxd5 exd5 29. Bxd5+ Kg6 30. Rd2 Nb4 31. Qxb6 Nxd5 32. Rxd5 Rc6 33. Qb3 Bxg3 34. Qxg3+ 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2012.03.30"]
[Round "9"]
[White "Saveliev, Alexei"]
[Black "Andreev, Konstantin D"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2066"]
[BlackElo "1827"]
[PlyCount "43"]
[EventDate "2012.03.22"]
[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 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Bg5 Qxe2+ 8. Bxe2 Be7 9. Nc3 c6 10. 0-0-0 Na6 11. d4 Nc7 12. h3 d5 13. Bd3 Ne6 14. Be3 b6 15. g4 h6 16. Ne5 Bb7 17. Bf5 Nf8 18. Rhe1 g6 19. Bd3 c5 20. Bb5+ N8d7 21. dxc5 bxc5 22. Nxd7 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2012.03.29"]
[Round "8"]
[White "Andreev, Konstantin D"]
[Black "Klobukov, Sergey"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1827"]
[BlackElo "1961"]
[PlyCount "75"]
[EventDate "2012.03.22"]
[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. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. f3 0-0 8. Be2 Nc6 9. Be3 Qc7 10. Rc1 b6 11. 0-0 Bb7 12. Qd2 Ne5 13. a3 Be7 14. h3 Rac8 15. f4 Ng6 16. Qd3 d6 17. g3 Rfe8 18. Bf2 Bf8 19. Nf3 Bc6 20. b4 Qb7 21. Nd2 d5 22. cxd5 exd5 23. e5 Nd7 24. Qxa6 Ra8 25. Qxb7 Bxb7 26. Bb5 Red8 27. Na4 Ba6 28. Bxd7 Rxd7 29. Nxb6 Bxf1 30. Kxf1 Rxa3 31. Nxd7 Ra8 32. b5 Bb4 33. Ke2 Rd8 34. Rc7 Nf8 35. Nxf8 Kxf8 36. b6 Ba5 37. Ra7 Bc3 38. b7 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2012.03.28"]
[Round "7"]
[White "Meliksetyan, Aghasi"]
[Black "Andreev, Konstantin D"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1971"]
[BlackElo "1827"]
[PlyCount "110"]
[EventDate "2012.03.22"]
[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 Nf6 3. d3 d5 4. exd5 Qxd5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 Bg4 8. Be2 Nc6 9. 0-0 0-0 10. h3 Bh5 11. g4 Bg6 12. Nh4 Nd4 13. Bxd4 Qxd4 14. Rb1 Nd5 15. Nf3 Qf4 16. Qd2 f5 17. Rbe1 fxg4 18. Qxf4 Rxf4 19. Nxe5 gxh3 20. Nxg6 hxg6 21. Kh2 Rb4 22. Bf3 Nf4 23. b3 Kf7 24. c3 Rb5 25. d4 c6 26. Kg3 g5 27. Bg4 Rh8 28. Rh1 Ra5 29. a4 b5 30. Ra1 bxa4 31. Rxa4 Rxa4 32. bxa4 Ke7 33. Bf3 Kd6 34. Kg4 Nd3 35. Kg3 a5 36. Be2 Nf4 37. Bc4 Nd5 38. Rc1 h2 39. Bxd5 Kxd5 40. Rh1 Kc4 41. Kg4 Kxc3 42. Kxg5 Rh6 43. f4 Kxd4 44. f5 c5 45. f6 Rxf6 46. Rxh2 c4 47. Rh8 c3 48. Rc8 Kd3 49. Rd8+ Kc2 50. Ra8 Rc6 51. Rxa5 Kd1 52. Rf5 c2 53. Rf1+ Kd2 54. Rf2+ Kc3 55. Rf8 c1Q+ 0-1

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2012.03.27"]
[Round "6"]
[White "Krukovsky, Alexander"]
[Black "Andreev, Konstantin D"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "2089"]
[BlackElo "1827"]
[PlyCount "94"]
[EventDate "2012.03.22"]
[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 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Qa4+ Nc6 6. Nf3 Nf6 7. Bg5 Qb6 8. Qb5 cxd4 9. Qxb6 axb6 10. Bxf6 dxc3 11. Bxc3 Nb4 12. Bxb4 Bxb4+ 13. Kd1 Bf5 14. Nd4 Bg6 15. e3 0-0 16. Bb5 Rfc8 17. Ke2 Bh5+ 18. f3 Rc7 19. a3 Bc5 20. Rac1 Re7 21. Kd2 f6 22. Rc3 Be8 23. Bd3 Bg6 24. Bxg6 Bxd4 25. exd4 hxg6 26. Re1 Rxe1 27. Kxe1 Re8+ 28. Kd2 Re7 29. Rb3 Re6 30. Rb5 Rd6 31. a4 Kf7 32. a5 bxa5 33. Rxb7+ Ke6 34. Rxg7 Rb6 35. Kc3 Rc6+ 36. Kb3 Rc4 37. Rxg6 Rxd4 38. Rg4 Rd2 39. Kc3 Rd1 40. h4 Ke5 41. Ra4 Rg1 42. g4 Rg3 43. Rxa5 Rxf3+ 44. Kd2 Rf4 45. g5 fxg5 46. hxg5 Rg4 47. g6 Rxg6 1/2-1/2

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2012.03.26"]
[Round "5"]
[White "Andreev, Konstantin D"]
[Black "Kharitonov, Artem"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "1827"]
[PlyCount "49"]
[EventDate "2012.03.22"]
[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 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e6 5. f4 Nd7 6. Nf3 Ne7 7. Bd3 h6 8. Be3 a6 9. Qc2 b6 10. 0-0-0 Bb7 11. g4 f5 12. gxf5 gxf5 13. Rhg1 Bf6 14. Nd2 Nc6 15. exf5 Nb4 16. Qb1 Nxd3+ 17. Qxd3 e5 18. Nde4 Qe7 19. Nxf6+ Nxf6 20. fxe5 dxe5 21. dxe5 Qxe5 22. Rg6 Rh7 23. Bxh6 Rd7 24. Rg8+ Ke7 25. Rg7+ 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2012.03.25"]
[Round "4"]
[White "Panov, Ivan"]
[Black "Andreev, Konstantin D"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2037"]
[BlackElo "1827"]
[PlyCount "63"]
[EventDate "2012.03.22"]
[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 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Bg4 7. Be2 Nc6 8. 0-0 Be7 9. Nd4 Bxe2 10. Qxe2 0-0 11. Nxc6 bxc6 12. Qf3 d5 13. Bf4 Qd7 14. Rad1 Rab8 15. b3 Rfc8 16. c4 Qf5 17. cxd5 Qxc2 18. Rd2 Qf5 19. dxc6 Rb4 20. Bg3 Qxf3 21. gxf3 Bg5 22. Rd5 Bf4 23. Rfd1 Kf8 24. Rd8+ Rxd8 25. Rxd8+ Ke7 26. Rd7+ Ke6 27. Bxf4 Rxf4 28. Rxc7 Kd6 29. Rxa7 Kxc6 30. Kg2 Kb6 31. Kg3 g5 32. Ra4 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2012.03.24"]
[Round "3"]
[White "Andreev, Konstantin D"]
[Black "Gantsevich, Aleksey A"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1827"]
[PlyCount "85"]
[EventDate "2012.03.22"]
[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 Nf6 5. Nc3 d5 6. Bb5 Bd7 7. exd5 Nxd4 8. Qxd4 Bxb5 9. Nxb5 Nxd5 10. Qxd5 Qe7+ 11. Be3 Rd8 12. Qxb7 Rd7 13. Qc8+ Qd8 14. Qxd8+ Kxd8 15. 0-0 a6 16. Nc3 Bd6 17. Ne4 Ke7 18. Nxd6 cxd6 19. Rfe1 Rc8 20. Re2 Kf8 21. Rd1 Rb8 22. c3 Rbb7 23. Rd5 f6 24. Bf4 Rb6 25. b3 Kf7 26. c4 g5 27. Bg3 a5 28. Rxa5 Rc6 29. h4 g4 30. Rb5 Rc5 31. a4 Rxb5 32. axb5 d5 33. cxd5 Rxd5 34. b6 Rb5 35. Bc7 Rxb3 36. Ra2 f5 37. Ra7 Kg6 38. b7 Rxb7 39. Rxb7 Kh5 40. Rb6 Kxh4 41. g3+ Kg5 42. Bf4+ Kh5 43. Rh6# 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2012.03.23"]
[Round "2"]
[White "Biyachuev, Minkail"]
[Black "Andreev, Konstantin D"]
[Result "1/2-1/2"]
[ECO "B02"]
[BlackElo "1827"]
[PlyCount "83"]
[EventDate "2012.03.22"]
[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 Nf6 2. Nc3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Nc6 6. Bb5 e5 7. Nd5 Bg4+ 8. f3 0-0-0 9. Bd3 Nxd5 10. exd5 Rxd5 11. Bd2 Be6 12. Ne2 Bc5 13. Nc3 Rd7 14. Ne4 Be7 15. g4 Nd4 16. Rf1 f5 17. gxf5 Bxf5 18. c3 Nb3 19. axb3 Rxd3 20. Rxa7 Kb8 21. Ra4 Rhd8 22. Rf2 b5 23. Ra5 Bxe4 24. Rxb5+ Kc8 25. fxe4 Bg5 26. Rd5 R8xd5 27. exd5 Rxd5 28. Kc2 Rxd2+ 29. Rxd2 Bxd2 30. Kxd2 g5 31. Ke3 Kd7 32. Ke4 Ke6 33. h3 h5 34. c4 c5 35. b4 cxb4 36. b3 h4 37. Kf3 Kf5 38. c5 e4+ 39. Ke3 Ke5 40. c6 Kd6 41. c7 Kxc7 42. Kxe4 1/2-1/2

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2012.03.22"]
[Round "1"]
[White "Andreev, Konstantin D"]
[Black "Martynov, Pavel1111"]
[Result "0-1"]
[ECO "E02"]
[WhiteElo "1827"]
[BlackElo "2278"]
[PlyCount "34"]
[EventDate "2012.03.22"]
[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 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ c6 6. Qxc4 b5 7. Bxc6+ Nxc6 8. Qxc6+ Bd7 9. Qa6 Nd5 10. a3 Rc8 11. Bd2 Rc6 12. Qxa7 Qc8 13. e4 Ra6 14. Qxa6 Qxa6 15. exd5 exd5 16. Nc3 b4 17. Nxd5 Qc6 0-1

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.31"]
[Round "9"]
[White "Mylnikov, Mikhail"]
[Black "Andreev, Konstantin D"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1764"]
[PlyCount "76"]
[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 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. c3 e5 7. dxe5 Qxd1+ 8. Kxd1 Nxe5 9. Bf4 Bg4+ 10. f3 0-0-0+ 11. Kc1 Bf5 12. Bxe5 Bc5 13. Bd4 Rhe8 14. Be2 Bxd4 15. cxd4 Rxd4 16. b3 Re3 17. g4 Rc3+ 18. Kb2 Rc2+ 19. Ka3 Bd7 20. Rd1 Rxd1 21. Bxd1 Rd2 22. Ne2 a5 23. Nc3 b5 24. b4 c5 25. bxc5 b4+ 26. Kb3 Be6+ 27. Ka4 bxc3 28. Bb3 c2 29. Rc1 Bxb3+ 30. axb3 Rxh2 31. Kxa5 Rd2 32. b4 Kc7 33. b5 g6 34. Kb4 h5 35. gxh5 gxh5 36. Kb3 h4 37. Kc3 Rf2 38. Rh1 h3 0-1

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.30"]
[Round "8"]
[White "Andreev, Konstantin D"]
[Black "Kiseleva, Arina"]
[Result "1/2-1/2"]
[ECO "D11"]
[BlackElo "1853"]
[PlyCount "70"]
[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 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bg7 6. e3 Bf5 7. Qb3 Qc8 8. Nc3 e6 9. Bd6 Bf8 10. Be5 Nbd7 11. c5 Nxe5 12. Nxe5 h5 13. Be2 Nd7 14. f4 f6 15. e4 fxe5 16. exf5 exd4 17. fxe6 Nxc5 18. Qc2 Qxe6 19. 0-0-0 dxc3 20. Qxc3 Rg8 21. Rhe1 Ne4 22. Qa5 b6 23. Qa6 Qc8 24. Qa4 Kf7 25. f5 Bh6+ 26. Kb1 Qxf5 27. Qxc6 Nc3+ 28. Ka1 Nxd1 29. Qc7+ Kf6 30. Bd3 Rae8 31. Rxe8 Rxe8 32. Bxf5 gxf5 33. Qh7 Bg5 34. h4 Bd2 35. Qxa7 Re1 1/2-1/2

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.29"]
[Round "7"]
[White "Andreev, Konstantin D"]
[Black "Trofimchuk, Vladimir"]
[Result "0-1"]
[ECO "D41"]
[BlackElo "1880"]
[PlyCount "69"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 0-0 11. Bd3 Nc6 12. e5 Qa5 13. Qxa5 Nxa5 14. 0-0 Bd7 15. Ng5 h6 16. Ne4 Bc6 17. Nd6 Bd5 18. Rfd1 a6 19. Rac1 Nc6 20. Bc4 Ne7 21. Bxd5 Nxd5 22. Nxb7 Rab8 23. Nc5 Rb2 24. a4 a5 25. Nd3 Rb3 26. Rc5 Ra8 27. Rc4 Nb6 28. Nc5 Ra3 29. Rc2 Nxa4 30. g3 Rc3 31. Rdc1 Rxc2 32. Rxc2 Nxc5 33. dxc5 Kf8 34. Rc3 Ke7 35. c6 0-1

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.28"]
[Round "6"]
[White "Bakhtin, Alexander"]
[Black "Andreev, Konstantin D"]
[Result "0-1"]
[ECO "B05"]
[WhiteElo "1769"]
[PlyCount "128"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Bc4 e6 6. Be2 Be7 7. Nc3 Nxc3 8. bxc3 d5 9. Rb1 b6 10. Bb5+ c6 11. Be2 b5 12. Bd2 Nd7 13. h3 Bxf3 14. Bxf3 Bg5 15. Qc1 Bxd2+ 16. Qxd2 Qa5 17. 0-0 Nb6 18. Be2 a6 19. Qg5 0-0 20. Qd2 Na4 21. Rb3 c5 22. f4 cxd4 23. Qxd4 Rac8 24. Rf3 Nc5 25. Rb2 Ne4 26. Qb4 Qb6+ 27. Qd4 Qc5 28. Qxc5 Rxc5 29. c4 bxc4 30. Ra3 Rb5 31. Rxb5 axb5 32. Bf3 Nc5 33. f5 Nd7 34. Ra5 Nxe5 35. Rxb5 Nxf3+ 36. gxf3 Re8 37. a4 exf5 38. a5 g6 39. a6 Ra8 40. Ra5 Kg7 41. Kf2 d4 42. a7 Kh6 43. Ke2 Kg5 44. Kd2 Kf4 45. Kc1 Kxf3 46. Kb2 Ke3 47. Ka3 Kd2 48. Kb4 d3 49. cxd3 cxd3 50. Kc4 Ke3 51. Ra3 Ke4 52. Ra2 Ke3 53. Ra3 Ke2 54. Rxd3 Rxa7 55. Rd6 Kf3 56. Rd3+ Kg2 57. Kd4 Rd7+ 58. Ke3 Rxd3+ 59. Kxd3 Kxh3 60. Ke3 Kg2 61. Kf4 f6 62. Ke3 g5 63. Ke2 f4 64. Kd3 f3 0-1

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.27"]
[Round "5"]
[White "Boytsov, Alexander"]
[Black "Andreev, Konstantin D"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "1902"]
[PlyCount "56"]
[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 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Be3 Nc6 7. Nc3 Be7 8. Nf3 Bg4 9. Be2 0-0 10. 0-0 Bxf3 11. gxf3 Qd7 12. Kh1 Qh3 13. Rg1 f5 14. c5 dxc5 15. dxc5 f4 16. Bd4 Nxd4 17. Qxd4 Bf6 18. Qd1 Nd7 19. Ne4 Rae8 20. Rg2 Qf5 21. Bd3 Nxc5 22. Bc2 Rd8 23. Qf1 Kh8 24. Qb5 Bd4 25. Rg5 Nxe4 26. Rxf5 Rxf5 27. Qxf5 Nxf2+ 28. Kg2 g6 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.26"]
[Round "4"]
[White "Andreev, Konstantin D"]
[Black "Sinajskij, Anatolij"]
[Result "0-1"]
[ECO "E83"]
[BlackElo "2077"]
[PlyCount "46"]
[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. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. d5 Ne5 8. b4 e6 9. Qb3 exd5 10. cxd5 c6 11. Rd1 cxd5 12. Nxd5 Be6 13. Ne2 Bxd5 14. exd5 Re8 15. Ng3 Neg4 16. fxg4 Nxg4 17. Rd3 Bh6 18. Be2 Nxe3 19. Nf1 Nxg2+ 20. Kf2 Qb6+ 21. Kxg2 Rxe2+ 22. Kf3 Qf2+ 23. Kg4 Re4+ 0-1

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.25"]
[Round "3"]
[White "Pischikov, Vadim"]
[Black "Andreev, Konstantin D"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2114"]
[PlyCount "75"]
[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 d5 2. d4 c5 3. c4 e6 4. e3 Nc6 5. a3 a6 6. dxc5 Bxc5 7. b4 Bb6 8. Bb2 Nf6 9. Be2 dxc4 10. Qc2 Bd7 11. Nbd2 Rc8 12. Nxc4 Bc7 13. g4 h6 14. Qd3 Qe7 15. g5 hxg5 16. Nxg5 b5 17. Nd2 Ne5 18. Qb3 Bc6 19. e4 Nfg4 20. f4 Nxh2 21. 0-0-0 Ng6 22. Bxg7 Rh4 23. Kb2 Bxf4 24. Ngf3 Nxf3 25. Bxf3 Rxh1 26. Bxh1 Qc7 27. Bc3 Ne5 28. Nb1 Nc4+ 29. Ka2 Rd8 30. Rg1 Rd3 31. Rg8+ Kd7 32. Qc2 Qd6 33. Rg7 Ke8 34. Bf6 Rg3 35. e5 Qc7 36. Qh7 Rxg7 37. Bxc6+ Qxc6 38. Qh8+ 1-0

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.24"]
[Round "2"]
[White "Andreev, Konstantin D"]
[Black "Naumenko, Oleg"]
[Result "1/2-1/2"]
[ECO "A52"]
[BlackElo "2097"]
[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. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. f4 Ng6 6. Nc3 Bc5 7. Nf3 Nc6 8. a3 a5 9. Qd3 0-0 10. Be3 Bxe3 11. Qxe3 d6 12. Bd3 f5 13. 0-0 fxe4 14. Qxe4 Qe7 15. Nd5 Qxe4 16. Bxe4 Bf5 17. Bxf5 Rxf5 18. g4 Rf7 19. Ng5 Rd7 20. Ne6 Rc8 21. f5 Nge5 22. f6 g6 23. Ng5 Nf7 24. Nxf7 Kxf7 25. Rae1 Ne5 26. g5 Re8 27. Ne3 Re6 28. Kg2 Nd3 29. Re2 Rd8 30. Rf3 Rde8 31. Kf1 c6 32. Ng4 Rxe2 33. Nh6+ Kf8 34. Rxd3 d5 35. Rb3 b5 36. cxb5 c5 37. b6 c4 38. Rb5 Rxh2 39. b7 Rb8 40. Rxd5 Rxb2 41. Rc5 R2xb7 42. Rxc4 Rb1+ 1/2-1/2

[Event "St Petersburg Spring op"]
[Site "St Petersburg"]
[Date "2011.03.23"]
[Round "1"]
[White "Lobanov, Sergei"]
[Black "Andreev, Konstantin D"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2010"]
[PlyCount "68"]
[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 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 exd6 6. Nc3 Nc6 7. Be2 Be7 8. Nf3 Bg4 9. Be3 0-0 10. Qd2 Bxf3 11. gxf3 d5 12. c5 Nc4 13. Bxc4 dxc4 14. 0-0-0 f5 15. Rhg1 Nb4 16. Ne2 Nd3+ 17. Kb1 Qd5 18. Bh6 Bf6 19. Rg2 Rf7 20. Rdg1 g6 21. Bg5 Qxf3 22. Bxf6 Rxf6 23. Rg3 Qxf2 24. Rh3 f4 25. Rh5 Re8 26. Re5 Nxe5 27. dxe5 Rxe5 28. Qd8+ Rf8 29. Qd4 Qxd4 30. Nxd4 Rf7 31. Kc2 Rxc5 32. Rf1 Re5 33. Kd2 Rd7 34. Rxf4 c5 0-1

