[Event "URS-chT Cup 07th final A"]
[Site "Rostov on Don"]
[Date "1971.08.??"]
[Round "3"]
[White "Balashov, Yuri S"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "E59"]
[WhiteElo "2570"]
[BlackElo "2575"]
[PlyCount "52"]
[EventDate "1971.08.06"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "URS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Burevestnik"]
[BlackTeam "Lokomotiv"]
[WhiteTeamCountry "URS"]
[BlackTeamCountry "URS"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. a3 Bxc3+ 7. bxc3 Nc6 8.
Nf3 d5 9. O-O Qc7 10. Bb2 dxc4 11. Bxc4 e5 12. Be2 Rd8 13. Qc2 e4 14. Ng5 Bf5
15. Bc4 Bg6 16. Qe2 Ne7 17. Nh3 Rac8 18. Rac1 Bh5 19. f3 Ng6 20. Qf2 exf3 21.
gxf3 Nd5 22. Bd3 Qd7 23. Kg2 Bxf3+ 24. Kxf3 Qxh3+ 25. Ke2 Re8 26. Kd2 Nxe3 0-1

[Event "URS-chT Cup 07th final A"]
[Site "Rostov on Don"]
[Date "1971.08.??"]
[Round "5"]
[White "Krogius, Nikolai V"]
[Black "Zaitsev, Alexander N"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "2575"]
[BlackElo "2530"]
[PlyCount "101"]
[EventDate "1971.08.06"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "URS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Lokomotiv"]
[BlackTeam "Spartak"]
[WhiteTeamCountry "URS"]
[BlackTeamCountry "URS"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. Nc3 Nxc3 6. dxc3 d6 7. cxd6 exd6 8.
Bc4 Be7 9. Bf4 dxe5 10. Bxe5 O-O 11. Qxd8 Bxd8 12. Nf3 Bg4 13. O-O-O Nd7 14.
Bf4 Nb6 15. Bb3 a5 16. Rxd8 Raxd8 17. Bxc7 Bxf3 18. gxf3 Na8 19. Bxd8 Rxd8 20.
Rd1 Rxd1+ 21. Kxd1 Nc7 22. Kd2 Kf8 23. Ke3 Ke7 24. Kd4 b6 25. Bc4 f6 26. Ke4 g5
27. f4 h6 28. fxg5 hxg5 29. f4 b5 30. fxg5 f5+ 31. Kxf5 bxc4 32. Ke5 Ne6 33.
Kd5 Nxg5 34. Kxc4 Nf3 35. h3 Ne5+ 36. Kb5 Nd3 37. b4 axb4 38. cxb4 Nf4 39. h4
Kd6 40. a4 Kc7 41. a5 Kb7 42. a6+ Kc7 43. Ka5 Nh5 44. b5 Nf6 45. b6+ Kc6 46. a7
Kb7 47. Kb5 Nd5 48. h5 Nxb6 49. a8=Q+ Nxa8 50. h6 Nc7+ 51. Ka4 1-0

[Event "URS-chT Republics 13th final A"]
[Site "Riga"]
[Date "1975.07.??"]
[Round "2"]
[White "Balashov, Yuri S"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "B63"]
[WhiteElo "2540"]
[BlackElo "2570"]
[PlyCount "68"]
[EventDate "1975.07.??"]
[EventType "team-tourn"]
[EventRounds "4"]
[EventCountry "URS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Moscow"]
[BlackTeam "Russia"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O O-O 9. Nb3 h6 10. Bf4 e5 11. Be3 a5 12. f3 a4 13. Na1 a3 14. b3 Be6 15.
Nd5 Bxd5 16. exd5 Nd4 17. c4 Nf5 18. Nc2 Nd7 19. Bd3 Nxe3 20. Nxe3 Nc5 21. Bc2
Bg5 22. h4 Bxh4 23. g3 Bg5 24. Rdf1 Qf6 25. Kd1 Bxe3 26. Qxe3 e4 27. fxe4 Qb2
28. e5 Rae8 29. e6 fxe6 30. Rxf8+ Rxf8 31. b4 Qxb4 32. dxe6 Qxc4 33. e7 Qd5+
34. Ke2 Qg2+ 0-1

[Event "URS-chT Republics 13th Group2"]
[Site "Riga"]
[Date "1975.07.??"]
[Round "2"]
[White "Krogius, Nikolai V"]
[Black "Tseitlin, Mark D"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "2570"]
[BlackElo "2410"]
[PlyCount "110"]
[EventDate "1975.07.15"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "URS"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Russia"]
[BlackTeam "Leningrad"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "RUS"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. d4 d5 7. cxd5 cxd5 8. Nc3
Ne4 9. Ne5 Nxc3 10. bxc3 Nc6 11. Nxc6 bxc6 12. Qa4 Qb6 13. Ba3 Qa6 14. Qxa6
Bxa6 15. Rfe1 Rfe8 16. Rab1 Bc4 17. Rb2 e5 18. Bc5 Rab8 19. Rxb8 Rxb8 20. Bxa7
Ra8 21. Bc5 e4 22. Ra1 Bxe2 23. a4 Bf8 24. Bb6 Be7 25. Bf1 Bxf1 26. Kxf1 Bd8
27. Bxd8 Rxd8 28. a5 Ra8 29. a6 Kf8 30. Ke2 Ke7 31. c4 Kd6 32. c5+ Kc7 33. Ke3
f6 34. Kf4 Kd7 35. g4 Ra7 36. h4 Ke6 37. g5 Kf7 38. gxf6 Kxf6 39. Rb1 Rxa6 40.
Rb6 Ra2 41. Rxc6+ Kf7 42. Ke5 Rxf2 43. Rc7+ Ke8 44. Ke6 Kd8 45. Rd7+ Kc8 46.
Rxh7 e3 47. Re7 Kd8 48. c6 Rc2 49. Rd7+ Ke8 50. Kd6 Kf8 51. Ra7 e2 52. Ra1 Ra2
53. Rc1 Ke8 54. c7 Ra6+ 55. Kxd5 Ra5+ 1-0

[Event "Chigorin Memorial-12"]
[Site "Sochi"]
[Date "1977.??.??"]
[Round "3"]
[White "Ftacnik, Lubomir"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "2360"]
[BlackElo "2545"]
[PlyCount "76"]
[EventDate "1977.08.31"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "URS"]
[EventCategory "10"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. Be2
Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. Qb3 c6 12. O-O Nd7 13. Rfe1 Be7 14. Rad1 Qc7
15. Rc1 Nf6 16. Ne5 Qd6 17. f4 Nd7 18. Bd3 Nxe5 19. fxe5 Qd7 20. Ne2 f6 21.
exf6 Rxf6 22. Bb1 Qg4 23. Qd3 g6 24. Nf4 Kg7 25. Nxd5 cxd5 26. Rc7 Rf7 27. Rxb7
Raf8 28. Rxa7 h5 29. Rc7 h4 30. a3 h3 31. Rc2 Bd6 32. Qe2 Qh4 33. gxh3 Bxh2+
34. Kh1 Bg3 35. Rc6 Qxh3+ 36. Kg1 Bh2+ 37. Kh1 Bf4+ 38. Kg1 Bxe3+ 0-1

[Event "Chigorin Memorial-12"]
[Site "Sochi"]
[Date "1977.??.??"]
[Round "6"]
[White "Krogius, Nikolai V"]
[Black "Suba, Mihai"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2545"]
[BlackElo "2455"]
[PlyCount "61"]
[EventDate "1977.08.31"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "URS"]
[EventCategory "10"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Bf5 4. f3 e5 5. e4 exd4 6. Qxd4 Nc6 7. Qd2 Be6 8. b3
g6 9. Bb2 Bg7 10. Bd3 O-O 11. Nge2 a6 12. O-O Ne5 13. Rad1 Nxd3 14. Qxd3 Nd7
15. Nd4 Re8 16. Qc2 Qb8 17. Kh1 Qa7 18. Nf5 gxf5 19. exf5 Qe3 20. fxe6 fxe6 21.
f4 Qc5 22. Ne4 Qf5 23. Bxg7 Kxg7 24. g4 Qf7 25. Qc3+ Kg8 26. f5 e5 27. g5 Qh5
28. c5 Qe2 29. Rde1 Qb5 30. cxd6 c6 31. Qh3 1-0

[Event "Chigorin Memorial-12"]
[Site "Sochi"]
[Date "1977.??.??"]
[Round "11"]
[White "Krogius, Nikolai V"]
[Black "Durao, Joaquim Manuel"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2545"]
[BlackElo "2305"]
[PlyCount "57"]
[EventDate "1977.08.31"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "URS"]
[EventCategory "10"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. d4 O-O 6. O-O Nc6 7. Nc3 e5 8. d5
Ne7 9. c5 Ne8 10. cxd6 Nxd6 11. e4 h6 12. Re1 c6 13. b3 cxd5 14. Nxd5 Nxd5 15.
Qxd5 Be6 16. Qd2 Qb6 17. Bb2 Rfd8 18. Qe2 f6 19. Red1 a5 20. Bf1 a4 21. Nd2
axb3 22. axb3 Rxa1 23. Rxa1 h5 24. Bc3 Rc8 25. Qd3 Nb5 26. Bxe5 fxe5 27. Qxb5
Qd4 28. Ra2 Rc1 29. Qe8+ 1-0

[Event "Chigorin Memorial-12"]
[Site "Sochi"]
[Date "1977.??.??"]
[Round "13"]
[White "Krogius, Nikolai V"]
[Black "Karner, Hillar"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2545"]
[BlackElo "2380"]
[PlyCount "73"]
[EventDate "1977.08.31"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "URS"]
[EventCategory "10"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 a6 4. e5 Bd7 5. Ndf3 Bb5 6. Bxb5+ axb5 7. Qd3 Qd7 8.
Ne2 b6 9. O-O c5 10. c3 c4 11. Qc2 Ne7 12. Ng3 h5 13. Bg5 Ng6 14. Nh4 Nxh4 15.
Bxh4 Be7 16. Bxe7 Qxe7 17. a4 h4 18. Ne2 Qa7 19. f4 g6 20. b3 cxb3 21. Qxb3
bxa4 22. Qb5+ Nd7 23. c4 dxc4 24. Nc3 O-O 25. Rxa4 Qb7 26. Rxc4 Rfc8 27. d5
Rxc4 28. Qxc4 Rc8 29. Qd4 h3 30. gxh3 exd5 31. Nxd5 Rc2 32. f5 Nf8 33. e6 fxe6
34. Nf6+ Kf7 35. fxg6+ Ke7 36. Ne4 Qd5 37. Qxd5 1-0

[Event "Genova"]
[Site "Genova"]
[Date "1989.??.??"]
[Round "3"]
[White "Krogius, Nikolai V"]
[Black "Hector, Jonny"]
[Result "1-0"]
[ECO "D19"]
[WhiteElo "2540"]
[BlackElo "2485"]
[PlyCount "83"]
[EventDate "1989.06.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ITA"]
[EventCategory "8"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O
Nbd7 9. Qe2 Bg6 10. e4 O-O 11. Bd3 Bh5 12. Bf4 Re8 13. e5 Nd5 14. Nxd5 exd5 15.
h3 Nf8 16. g4 Bg6 17. Bg3 Be7 18. Kg2 Ne6 19. Bf5 a5 20. Rad1 Ra6 21. h4 h5 22.
Bxg6 fxg6 23. gxh5 gxh5 24. Nh2 Rb6 25. Qxh5 Rf8 26. f4 Rxb2+ 27. Kh3 c5 28. f5
Nxd4 29. f6 Rf7 30. Ng4 Qd7 31. fxe7 Rxe7 32. Qg6 Re2 33. Rxd4 cxd4 34. Rf5 Qe6
35. Nf6+ Kf8 36. Nxd5+ Kg8 37. Nxe7+ Qxe7 38. Qd6 Qe8 39. Qd5+ Kh8 40. Qf7 Qxf7
41. Rxf7 d3 42. Rxb7 1-0

[Event "Berlin Mephisto 1st"]
[Site "Berlin East"]
[Date "1990.05.20"]
[Round "5"]
[White "Mohr, Stefan"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2425"]
[BlackElo "2540"]
[Annotator "Krogius,N"]
[PlyCount "100"]
[EventDate "1990.05.16"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "DDR"]
[EventCategory "11"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

{SCHACH 7/1990 Seite 27} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6.
Qc2 Be7 ({Sehr interessant ist} 6... g6 {/\ Bf5. Wenn} 7. Bxf6 ({Nach} 7. Nxd5
$2 Qa5+ $1 {könnte Weiss aufgeben. Darum ist der logische Zug 6... g6 spielbar.
}) 7... Qxf6 8. Nxd5 {so} Qxd4 9. Nc7+ Kd8 10. Rd1 Bb4+) 7. e3 O-O 8. Bd3 Nbd7
9. Nf3 Re8 10. h3 Nf8 11. O-O-O a5 {Für die strategischen Pläne ist die
Stellung klar: Weiss wird am Königsflügel und Schwarz auf der anderen Seite
angreifen.} 12. Kb1 Ne4 13. Bxe4 Bxg5 14. Bd3 Be6 15. g4 Be7 16. Rdg1 a4 17. h4
a3 18. b3 Bb4 $6 {Zweifelhafter Zug!} ({Logischer} 18... b6 {mit der Idee 19...
c5}) 19. Na4 $1 {Weiss steht nun besser.} b5 ({Das Qualitätsopfer} 19... Rxa4 {
wäre verfehlt, z.B.} 20. bxa4 Qa5 21. Ng5 h6 22. Nxe6 Rxe6 23. g5 h5 24. g6 $1)
20. Nc5 Bxc5 ({Wenn} 20... Bc8 {so} 21. Ng5 h6 22. Bh7+ {und gewinnt.}) 21.
dxc5 $6 ({Besser war} 21. Qxc5 {Denn nach} Qf6 22. Rh3 $1 ({nur nicht} 22. Be2
$2 Bxg4 23. Rxg4 Qf5+) 22... Bd7 23. g5 Qe7 24. Qxe7 Rxe7 25. Rhh1 {verbleibt
bei Schwarz der schwache Bauer c6 ohne besonderes Gegenspiel.}) 21... b4 22.
Nd4 Bd7 23. g5 Qe7 24. Rg3 Ra5 25. Rc1 g6 26. h5 $6 {Zu optimistisch und
einseitig!} ({Viel stärker war} 26. Rf3 {und 27. Rf6. Erst jetzt kommt Schwarz
zu ernsthaften Gegenchancen.}) 26... Ne6 $1 27. Nxe6 Bxe6 $1 28. hxg6 fxg6 29.
Bxg6 $6 {Weiss hofft so auf einen schnellen Sieg,} Qg7 $3 {Dieser starke
Zwischenzug reisst Weiss aus seinen Illusionen. Es droht 30... Rxc5.} ({
nach etwa} 29... hxg6 $2 30. Qxg6+ Kf8 31. Rh1 $1 Qg7 32. Rf3+ Bf7 33. Rh8+
Qxh8 34. Qxf7# {Aber ...}) 30. Bd3 ({Wenn} 30. Bxe8 $2 {so} Bf5 31. e4 Bxe4 $1
{mit Gewinn.}) 30... Rxc5 31. Qd2 Rxc1+ 32. Qxc1 Rf8 ({Weniger klar} 32... c5
33. f4 c4 34. bxc4 dxc4 35. Bxc4 $1) 33. f4 Bf5 34. Bxf5 Rxf5 35. Rg2 Qg6 36.
Qc2 d4 ({Oder} 36... Qh5 37. Rd2 {Darum forciert Schwarz den Übergang in ein
Turmendspiel.}) 37. exd4 Rxf4 38. Qxg6+ hxg6 39. Re2 $2 {Erst dieser letzte
Fehler führt zu unabwendbaren Niederlage.} ({Richtig war} 39. Rc2 $1 {Denn das
mögliche Bauernendspiel nach} Rf1+ 40. Rc1 Rxc1+ 41. Kxc1 Kf7 42. Kc2 Ke6 43.
Kd3 Kf5 44. Kc4 Kxg5 45. Kc5 Kf5 46. Kxc6 g5 47. d5 {würde Remis enden. 39.
Re2 ist ein entscheidender Tempoverlust.}) 39... Kf7 $1 40. Kc2 Rxd4 41. Rf2+
Ke7 42. Re2+ Kd6 43. Rf2 Ke5 44. Rf6 Rd6 45. Rf8 Kd4 46. Rf4+ Kc5 47. Rc4+ Kb5
48. Rf4 Rd5 49. Rg4 c5 50. Rg2 Kc6 {Der König auf dem Weg nach f5.} 0-1

[Event "Beijing op"]
[Site "Beijing"]
[Date "1991.??.??"]
[Round "8"]
[White "Krogius, Nikolai V"]
[Black "Lkhagva, Jambaldoo"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2535"]
[BlackElo "2335"]
[PlyCount "93"]
[EventDate "1991.03.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 O-O 6. O-O Re8 7. d3 d6 8. Nd5
Nxd5 9. cxd5 Ne7 10. e4 c6 11. d4 cxd5 12. dxe5 dxe4 13. Ng5 d5 14. Qh5 Bf5 15.
Qxf7+ Kh8 16. Be3 Bg6 17. Rad1 Rf8 18. Qe6 Qe8 19. Qh3 Rc8 20. g4 Nc6 21. Rxd5
Nxe5 22. Nxe4 Nc4 23. Rd4 Ba5 24. Rxc4 Rxc4 25. Nd6 Qe6 26. Nxc4 Qxc4 27. b3
Qc2 28. Qh4 Bd8 29. g5 Qxa2 30. Qb4 Re8 31. Qxb7 Qa5 32. b4 Qe5 33. Qxa7 Bc7
34. Rd1 Qxh2+ 35. Kf1 Bh5 36. Rd7 Bb8 37. Qd4 Be5 38. Qd5 Bg6 39. Rd8 Bc7 40.
Rxe8+ Bxe8 41. b5 Qh5 42. Bf3 Qh3+ 43. Ke1 h5 44. gxh6 Bxb5 45. hxg7+ Kxg7 46.
Qg5+ Kf7 47. Bh5+ 1-0

[Event "Moscow Veterans"]
[Site "Moscow"]
[Date "1991.??.??"]
[Round "?"]
[White "Krogius, Nikolai V"]
[Black "Unzicker, Wolfgang"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2535"]
[BlackElo "2480"]
[PlyCount "63"]
[EventDate "1991.06.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "URS"]
[EventCategory "10"]
[SourceTitle "CBM 025"]
[Source "ChessBase"]
[SourceDate "1991.12.01"]
[SourceVersion "1"]
[SourceVersionDate "1991.12.01"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2
Bf6 9. Rc1 d6 10. d5 Bxc3 11. Bxc3 Nxc3 12. Rxc3 e5 13. e4 Nd7 14. Nd2 Qe7 15.
f4 a5 16. f5 f6 17. h4 Nc5 18. g4 c6 19. Rg3 Rae8 20. Re1 b5 21. cxb5 cxb5 22.
g5 Rc8 23. Bf1 Ba6 24. Nf3 Kh8 25. h5 Qa7 26. Kh2 b4 27. Bxa6 Qxa6 28. Nh4 fxg5
29. Ng6+ Kg8 30. Nxf8 Rxf8 31. Rxg5 Qc4 32. Qg4 1-0

[Event "Wch Seniors 01st"]
[Site "Bad Woerishofen"]
[Date "1991.??.??"]
[Round "10"]
[White "Wade, Robert Graham"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2305"]
[BlackElo "2515"]
[PlyCount "98"]
[EventDate "1991.11.10"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 gxf6 4. d5 Bg7 5. c3 d6 6. g3 Bf5 7. e4 Bd7 8. Nh3
Qb6 9. Qb3 f5 10. Nd2 fxe4 11. Nxe4 h5 12. Nf4 h4 13. Be2 Bf5 14. Nd2 Qxb3 15.
axb3 Bh6 16. Nc4 Nd7 17. Ne3 Bh7 18. Ng4 Bxf4 19. gxf4 Be4 20. Rg1 Bxd5 21. Ne3
Bc6 22. Bc4 Nf6 23. O-O-O Rd8 24. Bd5 Nxd5 25. Nxd5 Bxd5 26. Rxd5 f6 27. Rd3
Kf7 28. Rh3 Rdg8 29. Re1 Rg4 30. Re4 Rg2 31. f5 d5 32. Rf4 Rh5 33. Kd2 Rgg5 34.
Ke3 Rxf5 35. Rfxh4 Re5+ 36. Kd2 Rhf5 37. Rh7+ Ke6 38. f3 d4 39. Rg3 Re3 40. f4
Re4 41. b4 cxb4 42. cxb4 Rfxf4 43. Rgg7 Kd7 44. b5 Re3 45. h4 Rf2+ 46. Kd1 Rxb2
47. Rg4 Rd3+ 48. Kc1 Rxb5 49. h5 Ke6 0-1

[Event "Wch Seniors 01st"]
[Site "Bad Woerishofen"]
[Date "1991.??.??"]
[Round "11"]
[White "Krogius, Nikolai V"]
[Black "Ojanen, Kaarle Sakari"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2515"]
[BlackElo "2350"]
[PlyCount "77"]
[EventDate "1991.11.10"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5 8. h3
Re8 9. e4 exd4 10. Nxd4 c6 11. Be3 Nc5 12. Qc2 a5 13. Rad1 Qe7 14. Rfe1 Nfd7
15. f4 h5 16. Bf2 Bh6 17. Nf3 Nf8 18. Qd2 Bg7 19. Bd4 Be6 20. f5 Bc8 21. Bxg7
Kxg7 22. g4 hxg4 23. hxg4 f6 24. Qxd6 Qxd6 25. Rxd6 gxf5 26. gxf5 Nfd7 27. Kf2
Kf7 28. Rh1 Rg8 29. Bf1 Ke7 30. Rd2 Nf8 31. Ke3 Bd7 32. Kf4 Re8 33. Rh6 Rg7 34.
Bh3 Bc8 35. e5 fxe5+ 36. Nxe5 Nh7 37. Rdd6 Nd7 38. Nxd7 Bxd7 39. Rxd7+ 1-0

[Event "Buenos Aires Inauguracio op"]
[Site "Buenos Aires"]
[Date "1992.??.??"]
[Round "?"]
[White "Giaccio, Alfredo Gustavo"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2370"]
[BlackElo "2500"]
[PlyCount "74"]
[EventDate "1992.05.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 O-O 8.
O-O Qg6 9. Nd2 Ne5 10. Nf5 Nxf5 11. Bxc5 Nh4 12. g3 d6 13. Bd4 Nxc4 14. Nxc4 c5
15. Be3 Qxe4 16. gxh4 Bh3 17. f3 Qxc4 18. Re1 Rad8 19. Qd2 b6 20. b3 Qa6 21.
Bg5 Rd7 22. Be7 Rc8 23. Qg5 Qd3 24. Qg3 Qg6 25. Rad1 d5 26. Bg5 Be6 27. Re2 d4
28. Red2 d3 29. c4 Bf5 30. Re1 f6 31. Bf4 Qh5 32. Rg2 Re8 33. Bh6 Rxe1+ 34.
Qxe1 Kf8 35. Bf4 Qxf3 36. Rf2 Qg4+ 37. Bg3 Rd4 0-1

[Event "Calimanesti"]
[Site "Calimanesti"]
[Date "1993.??.??"]
[Round "?"]
[White "Krogius, Nikolai V"]
[Black "Shvedchikov, Anatoli I"]
[Result "1-0"]
[ECO "D47"]
[WhiteElo "2465"]
[BlackElo "2465"]
[PlyCount "45"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ESP"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Be2
a6 9. e4 b4 10. e5 bxc3 11. exf6 cxb2 12. fxg7 bxa1=Q 13. gxh8=Q Qa5+ 14. Nd2
Bb7 15. O-O Q1xa2 16. Nc4 Qd5 17. Bh6 O-O-O 18. Bxf8 c5 19. Nd6+ Qxd6 20. Bxd6
Rxh8 21. dxc5 Qd5 22. Qxd5 exd5 23. Rc1 1-0

[Event "San Martin"]
[Site "San Martin"]
[Date "1993.??.??"]
[Round "5"]
[White "Krogius, Nikolai V"]
[Black "Schweber, Samuel"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2465"]
[BlackElo "2350"]
[PlyCount "194"]
[EventDate "1993.05.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "8"]
[SourceTitle "CBM 037 Extra"]
[Source "ChessBase"]
[SourceDate "1994.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.01.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4
Qb6 9. Nf3 f6 10. exf6 Nxf6 11. O-O Bd6 12. Bf4 Bxf4 13. Nxf4 O-O 14. Qd2 Qc7
15. g3 e5 16. dxe5 Nxe5 17. Nxe5 Qxe5 18. Rfe1 Qd6 19. Rad1 Rd8 20. Nxd5 Bg4
21. Be2 Bxe2 22. Nxf6+ Qxf6 23. Qxe2 h6 24. b3 Kh8 25. h4 Rf8 26. Rd2 Qc6 27.
Rc2 Qf6 28. Qe7 Qf3 29. Qe4 Qf7 30. Rce2 b6 31. Qe5 Qf3 32. Qb2 Rf7 33. Re3 Qf5
34. Re5 Qf3 35. Re8+ Rxe8 36. Rxe8+ Rf8 37. Qe2 Qf6 38. Re6 Qf5 39. Re5 Qf6 40.
Re4 Qc6 41. Re7 Qc1+ 42. Qe1 Qa3 43. Re2 Qc5 44. Qd2 Qf5 45. Qd4 Qf7 46. Qe4
Qf6 47. Qb7 Qd4 48. Kg2 Qd3 49. Qe4 Qd7 50. Rc2 Qf7 51. Rd2 Qf6 52. Qd5 Qc3 53.
a4 Qf6 54. b4 Qc3 55. b5 Qf6 56. Qe4 Qf7 57. Qe3 Qb7+ 58. Kg1 Qf7 59. Rd4 Re8
60. Re4 Rxe4 61. Qxe4 Qd7 62. Kg2 Qf7 63. Kf1 Kg8 64. Ke2 Qa2+ 65. Ke3 Qb3+ 66.
Ke2 Qa2+ 67. Kf3 Qf7+ 68. Kg2 Kf8 69. g4 Kg8 70. g5 hxg5 71. hxg5 g6 72. f3 Kh7
73. Kf2 Qa2+ 74. Kg3 Qf7 75. Qc6 Kg8 76. f4 Kh7 77. Kf3 Qb3+ 78. Ke4 Qb1+ 79.
Kd4 Qb4+ 80. Ke5 Qe7+ 81. Qe6 Qc7+ 82. Qd6 Qf7 83. Qf6 Qd7 84. Qf8 Qc7+ 85. Ke6
Qc4+ 86. Kd7 Qxa4 87. Qh6+ Kg8 88. Qxg6+ Kh8 89. Qf6+ Kg8 90. Qe6+ Kg7 91. Qf6+
Kg8 92. Qe6+ Kg7 93. Qe5+ Kg6 94. Ke7 a6 95. f5+ Kh5 96. g6 Qb4+ 97. Kf7 axb5
1-0

[Event "San Martin"]
[Site "San Martin"]
[Date "1993.??.??"]
[Round "7"]
[White "Rodriguez Vila, Andres"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2405"]
[BlackElo "2465"]
[PlyCount "76"]
[EventDate "1993.05.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "ARG"]
[EventCategory "8"]
[SourceTitle "CBM 037 Extra"]
[Source "ChessBase"]
[SourceDate "1994.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.01.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7 7. Re1 O-O 8. e5
Ne8 9. Bf4 b5 10. Bb3 d5 11. c3 Na5 12. cxd4 Nxb3 13. Qxb3 Be6 14. Rc1 f6 15.
a4 b4 16. a5 g5 17. exf6 Bxf6 18. Qe3 gxf4 19. Qxe6+ Kh8 20. Nbd2 Nd6 21. Qxd5
Nb5 22. Qc4 Nxd4 23. Rab1 c5 24. Ne4 Nxf3+ 25. gxf3 Bd4 26. Kh1 Qxa5 27. Rg1
Qc7 28. Rbd1 Rad8 29. Ng5 Qb7 30. Rxd4 cxd4 31. Qc5 d3 32. Qe5+ Qg7 33. Qxg7+
Kxg7 34. Ne6+ Kf6 35. Nxf8 Rxf8 36. Rd1 Rd8 37. Kg1 d2 38. Kf1 a5 0-1

[Event "Wch Seniors 03rd"]
[Site "Bad Wildbad"]
[Date "1993.??.??"]
[Round "11"]
[White "Vatnikov, Josif E"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "2425"]
[BlackElo "2465"]
[PlyCount "126"]
[EventDate "1993.11.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Bg5 b6 6. e4 h6 7. Bh4 Nc6 8. Nge2
e5 9. dxe5 Nxe5 10. a3 Be7 11. Nd4 Bb7 12. Nf5 Ng6 13. Bg3 Re8 14. f3 Bf8 15.
O-O-O Nh5 16. Bf2 Bc5 17. Kb1 Bxf2 18. Qxf2 d6 19. Nd5 Nhf4 20. g3 Ne6 21. h4
Ne5 22. Be2 Nc5 23. Qd4 f6 24. Rhe1 Kh7 25. h5 Bc8 26. Nde3 Bxf5 27. Nxf5 Qd7
28. Qc3 a5 29. Rd2 Rab8 30. Bf1 Qf7 31. g4 Nc6 32. Be2 Kg8 33. Ne3 Kh8 34. Nd5
Rbc8 35. Bd1 Ne7 36. Ne3 Ra8 37. Bc2 Nc6 38. Nd5 a4 39. Rde2 Rac8 40. f4 Ne7
41. Nb4 Ra8 42. Re3 Nd7 43. Qd3 Nc5 44. Qe2 Ne6 45. Qf1 Nd4 46. Bd3 c5 47. Nc2
Nec6 48. e5 dxe5 49. Bg6 Qd7 50. Bxe8 Rxe8 51. fxe5 Nxe5 52. Re4 Nb3 53. Rd1
Nd2+ 54. Rxd2 Qxd2 55. Qe2 Rd8 56. Qxd2 Rxd2 57. Kc1 Rg2 58. Ne3 Re2 59. Kd1
Rxb2 60. Nd5 Rb3 61. Ke2 Kg8 62. Re3 Nxc4 63. Rxb3 axb3 0-1

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "1994.??.??"]
[Round "7"]
[White "Krogius, Nikolai V"]
[Black "Yuferov, Sergey N"]
[Result "1-0"]
[ECO "D75"]
[WhiteElo "2480"]
[BlackElo "2475"]
[PlyCount "59"]
[EventDate "1994.02.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 041"]
[Source "ChessBase"]
[SourceDate "1994.08.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.08.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. O-O c5 8. e4
Nf6 9. e5 Nd5 10. dxc5 Na6 11. Qe2 Nxc5 12. Rd1 e6 13. Bg5 Qa5 14. Bd2 Qa4 15.
Nc3 Nxc3 16. Bxc3 b6 17. Nd4 Ba6 18. Qe3 Rac8 19. Bc6 Rxc6 20. b3 Qa3 21. Nxc6
Bb7 22. Bb4 Qa6 23. Rd6 Bxc6 24. Rxc6 Qb7 25. Bxc5 Re8 26. Rd6 bxc5 27. Rad1
Qc7 28. Qf4 Rf8 29. Rd7 Qa5 30. Qd2 1-0

[Event "St Petersburg op"]
[Site "St Petersburg"]
[Date "1994.??.??"]
[Round "8"]
[White "Krogius, Nikolai V"]
[Black "Anastasian, Ashot"]
[Result "1-0"]
[ECO "B39"]
[WhiteElo "2480"]
[BlackElo "2545"]
[PlyCount "77"]
[EventDate "1994.02.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 041"]
[Source "ChessBase"]
[SourceDate "1994.08.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.08.01"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. e4 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nc3 Ng4 8.
Qxg4 Nxd4 9. Qd1 Ne6 10. Qd2 b6 11. Be2 Bb7 12. O-O O-O 13. Nd5 Nc5 14. f3 a5
15. Rad1 Bxd5 16. cxd5 Rc8 17. Bb5 Qc7 18. d6 exd6 19. Qxd6 Bxb2 20. Qxc7 Rxc7
21. Rd6 Rb7 22. a4 Be5 23. Rd5 d6 24. f4 Bc3 25. Rxd6 Nxe4 26. Rxb6 Rxb6 27.
Bxb6 Rb8 28. Be3 Rd8 29. f5 Bd4 30. Bxd4 Rxd4 31. fxg6 hxg6 32. Rc1 Rb4 33. g3
Kg7 34. Rc2 f5 35. Kg2 g5 36. Bc6 g4 37. h4 gxh3+ 38. Kh2 Kf6 39. g4 1-0

[Event "Berliner Sommer 12th"]
[Site "Berlin"]
[Date "1994.??.??"]
[Round "?"]
[White "Krogius, Nikolai V"]
[Black "Welz, Peter"]
[Result "1-0"]
[ECO "A89"]
[WhiteElo "2490"]
[BlackElo "2300"]
[PlyCount "81"]
[EventDate "1994.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 g6 4. O-O Bg7 5. d4 O-O 6. c4 d6 7. Nc3 Nc6 8. d5
Ne5 9. Nxe5 dxe5 10. b3 a6 11. Ba3 Qe8 12. Qd2 Ng4 13. f4 exf4 14. gxf4 Qf7 15.
Rad1 Bd7 16. e4 fxe4 17. Nxe4 Rae8 18. Nc5 Bc8 19. Ne6 Bxe6 20. dxe6 Qf6 21.
Bxb7 Qh4 22. Qg2 Ne3 23. Qg3 Qxg3+ 24. hxg3 Nxf1 25. Kxf1 Bf6 26. Rd7 g5 27.
Kg2 gxf4 28. gxf4 Bh4 29. Kf3 Kg7 30. Rxc7 h5 31. Bc6 Rc8 32. Bb2+ Kh6 33. Rxc8
Rxc8 34. Bd7 Rg8 35. c5 Rg3+ 36. Ke4 Rg2 37. Bd4 Be1 38. f5 h4 39. f6 exf6 40.
e7 Bd2 41. Be3+ 1-0

[Event "St Petersburg Seniors"]
[Site "St Petersburg"]
[Date "1995.??.??"]
[Round "?"]
[White "Cherepkov, Alexander V"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "E59"]
[WhiteElo "2415"]
[BlackElo "2485"]
[PlyCount "116"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "RUS"]
[EventCategory "9"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3
Bxc3 9. bxc3 Qc7 10. Bb2 dxc4 11. Bxc4 e5 12. h3 Bf5 13. Qe2 Rfe8 14. Ba2 Be6
15. dxe5 Nxe5 16. c4 Ng6 17. Rac1 Bf5 18. Bxf6 gxf6 19. Bb1 Bxb1 20. Rxb1 b6
21. Rfd1 Rad8 22. Nh2 Rxd1+ 23. Rxd1 Rd8 24. Ng4 Rxd1+ 25. Qxd1 Kg7 26. f4 Qc6
27. Qd3 f5 28. Qc3+ f6 29. Nf2 a6 30. Nh1 Nh4 31. Qc2 b5 32. Qf2 Ng6 33. Ng3
Ne7 34. Qc2 b4 35. axb4 cxb4 36. c5 a5 37. Qc4 Qd5 38. Qxd5 Nxd5 39. Nxf5+ Kg6
40. Nd4 a4 41. Kf2 b3 42. Nb5 b2 43. Na3 Kf7 44. Ke2 Nc3+ 45. Kd3 b1=Q+ 46.
Nxb1 Nxb1 47. e4 a3 48. Kc2 Nd2 49. e5 fxe5 50. c6 Ke7 51. fxe5 Nc4 52. Kb3
Nxe5 53. c7 Kd7 54. Kxa3 Kxc7 55. Kb3 Kd6 56. Kc3 Kd5 57. Kd2 Ke4 58. Ke2 Kf4
0-1

[Event "St Petersburg Seniors"]
[Site "St Petersburg"]
[Date "1995.??.??"]
[Round "?"]
[White "Krogius, Nikolai V"]
[Black "Karasev, Vladimir I"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2485"]
[BlackElo "2385"]
[PlyCount "101"]
[EventDate "1995.??.??"]
[EventType "tourn"]
[EventRounds "7"]
[EventCountry "RUS"]
[EventCategory "9"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. d4 Bg4 4. Nc3 e6 5. e4 Be7 6. Be2 O-O 7. O-O c6 8. Be3
d5 9. e5 Nfd7 10. Nd2 Bxe2 11. Qxe2 dxc4 12. Qg4 Kh8 13. Nxc4 Nb6 14. Nd2 Nd5
15. Nde4 Nd7 16. Nxd5 cxd5 17. Ng5 Bxg5 18. Bxg5 Qb6 19. b3 f6 20. exf6 Nxf6
21. Qh4 Ne4 22. Be3 Rf7 23. f3 Nd6 24. Qe1 Rc8 25. Bf2 Nf5 26. Qe5 Rfc7 27.
Rfe1 Rc6 28. h4 Qc7 29. g4 Ne7 30. h5 Qxe5 31. Rxe5 Rc1+ 32. Rxc1 Rxc1+ 33. Kg2
Rc6 34. Bh4 Nc8 35. f4 Kg8 36. f5 exf5 37. gxf5 Kf7 38. Rxd5 Rd6 39. Rc5 Nb6
40. Rc7+ Rd7 41. Rxd7+ Nxd7 42. Kf3 Ke8 43. Ke4 Nf8 44. Ke5 Kd7 45. d5 a6 46.
Be1 h6 47. Bh4 Nh7 48. d6 Ke8 49. Be7 Kf7 50. a4 a5 51. Kd5 1-0

[Event "Berliner Sommer 13th"]
[Site "Berlin"]
[Date "1995.??.??"]
[Round "4"]
[White "Heinbuch, Detlef Ulrich"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2355"]
[BlackElo "2485"]
[PlyCount "78"]
[EventDate "1995.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 047 Extra"]
[Source "ChessBase"]
[SourceDate "1995.09.01"]
[SourceVersion "1"]
[SourceVersionDate "1995.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 a5 5. a3 Bxd2+ 6. Nbxd2 d5 7. e3 O-O 8.
Bd3 Nbd7 9. Qc2 dxc4 10. Bxc4 c5 11. O-O cxd4 12. Nxd4 Nb6 13. Ba2 Bd7 14. Ne4
e5 15. Ne2 Ba4 16. Nxf6+ Qxf6 17. Bb3 Rac8 18. Nc3 Bc6 19. Qe2 Rcd8 20. Rfd1 g6
21. Rxd8 Rxd8 22. Rd1 Kg7 23. f3 Qe7 24. Rxd8 Qxd8 25. e4 Qg5 26. Kf2 Qc1 27.
Qc2 Qh6 28. h3 Qh4+ 29. Kf1 Qg5 30. Kf2 Qd8 31. Qd1 Nd7 32. Nd5 Nc5 33. Ba2 Ne6
34. Qd2 Nd4 35. Bc4 b5 36. Ba2 f5 37. Qc3 fxe4 38. fxe4 Qh4+ 39. Kg1 Ne2+ 0-1

[Event "Berliner Sommer 13th"]
[Site "Berlin"]
[Date "1995.??.??"]
[Round "6"]
[White "Delander, Adolf"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2335"]
[BlackElo "2485"]
[PlyCount "84"]
[EventDate "1995.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 047 Extra"]
[Source "ChessBase"]
[SourceDate "1995.09.01"]
[SourceVersion "1"]
[SourceVersionDate "1995.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 a5 5. e3 b6 6. Bd3 Bb7 7. a3 Be7 8. Bc3
O-O 9. Nbd2 d5 10. Qc2 Nbd7 11. O-O c5 12. b3 Rc8 13. a4 cxd4 14. exd4 Qc7 15.
Ne5 g6 16. f4 Rfd8 17. Ndf3 Ne4 18. Bxe4 dxe4 19. Nd2 f5 20. Rad1 Nxe5 21. fxe5
Bg5 22. Rde1 Rd7 23. Nb1 Qd8 24. Qb2 e3 25. Na3 f4 26. Nb5 Bc6 27. Nd6 Rxd6 28.
exd6 Qxd6 29. Qe2 Rf8 30. Qd3 Rf5 31. Re2 Bf6 32. Ba1 Bb7 33. g4 fxg3 34. Qxe3
gxh2+ 35. Rxh2 Rg5+ 36. Qxg5 Bxg5 37. Rh3 Be4 38. Bc3 Bf5 39. Rhf3 Bf6 40. d5
Bxc3 41. Rxc3 exd5 42. cxd5 Qxd5 0-1

[Event "Berliner Sommer 13th"]
[Site "Berlin"]
[Date "1995.??.??"]
[Round "8"]
[White "Koch, Thomas"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2345"]
[BlackElo "2485"]
[PlyCount "106"]
[EventDate "1995.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 047 Extra"]
[Source "ChessBase"]
[SourceDate "1995.09.01"]
[SourceVersion "1"]
[SourceVersionDate "1995.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 4. e3 c5 5. c3 Qb6 6. Qb3 Nc6 7. Nf3 e6 8.
Nbd2 Bd7 9. Be2 f5 10. O-O Be7 11. Rad1 c4 12. Qc2 Qc7 13. Kh1 O-O 14. Ng1 Kh8
15. Nh3 Rg8 16. Rg1 Rg7 17. Nf1 Bd6 18. Ng3 Rag8 19. Qd2 Qd8 20. Nh5 Rg6 21. g3
Qf8 22. N5f4 Rh6 23. Rg2 Ne7 24. Ng1 Ng6 25. Nh5 f6 26. e4 Ne7 27. e5 fxe5 28.
dxe5 Bxe5 29. Nf3 Bg7 30. Nxg7 Qxg7 31. Bxc4 Bc6 32. Be2 e5 33. Qe3 Re6 34. Nd4
Rd6 35. Nxc6 Nxc6 36. f4 e4 37. Bc4 Rgd8 38. Rgd2 d4 39. cxd4 Nxd4 40. Be2 Qf6
41. Kg2 Kg7 42. Bh5 b6 43. Be2 a5 44. a4 Kg6 45. g4 Nxe2 46. Qxe2 Rxd2 47. Rxd2
Rxd2 48. Qxd2 fxg4 49. Kg3 Qe6 50. Qe2 h6 51. Qb5 Kf6 52. Kf2 Qd6 53. Ke1 Qb4+
0-1

[Event "Wch Seniors 06th"]
[Site "Bad Liebenzell"]
[Date "1996.??.??"]
[Round "5"]
[White "Katalymov, Boris N"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "2410"]
[BlackElo "2470"]
[PlyCount "164"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 h6 6. Bh4 O-O 7. Qb3 c6 8. Nf3
Nbd7 9. Bd3 c5 10. O-O cxd4 11. exd4 dxc4 12. Bxc4 Nb6 13. Bd3 Bd7 14. Ne5 Bc6
15. Nxc6 bxc6 16. Rad1 Nh5 17. Bxe7 Qxe7 18. Rfe1 Nf6 19. Ne4 Rfd8 20. Bb1 Nxe4
21. Rxe4 Rac8 22. g3 Nd5 23. a3 Nf6 24. Re5 Rd5 25. Qa4 Qc7 26. Re3 Qb6 27. Ba2
Rd6 28. Rb3 Qc7 29. Rc1 Rb8 30. Kg2 Rb6 31. Rc4 Nd5 32. Rc2 Qb7 33. Rc5 Nc7 34.
Kg1 Rxb3 35. Bxb3 Nb5 36. d5 exd5 37. Bc2 Qb6 38. b4 Re6 39. Bd3 Nd4 40. Kg2
Rf6 41. Qa6 g6 42. Ra5 Nf3 43. Qxb6 axb6 44. Ra8+ Kg7 45. Be2 Nd4 46. Bd1 Re6
47. Kf1 b5 48. a4 bxa4 49. Bxa4 Kf6 50. Ra7 g5 51. h3 h5 52. Bd1 h4 53. gxh4
gxh4 54. Ra6 Ke5 55. Ra7 f5 56. Rh7 Re8 57. Rxh4 Rb8 58. Rh7 Rxb4 59. h4 Rb1
60. Ke1 Nf3+ 61. Ke2 Kf4 62. h5 d4 63. Ba4 c5 64. Rc7 Rb4 65. Bc6 Rb2+ 66. Kd1
Rxf2 67. h6 Rd2+ 68. Kc1 Rh2 69. Bxf3 Kxf3 70. Rxc5 Kg4 71. Rc6 Kg5 72. Rd6
Rxh6 73. Rxd4 Re6 74. Kd2 f4 75. Rd8 Kg4 76. Ra8 Kg3 77. Rg8+ Kf2 78. Rf8 f3
79. Kd3 Kg2 80. Rg8+ Kf1 81. Kd2 f2 82. Rd8 Rg6 0-1

[Event "Wch Seniors 06th"]
[Site "Bad Liebenzell"]
[Date "1996.??.??"]
[Round "8"]
[White "Krogius, Nikolai V"]
[Black "Kraidman, Yair"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2470"]
[BlackElo "2380"]
[PlyCount "123"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nc6 7. Nc3 Bg4 8. d5
Bxf3 9. exf3 Na5 10. Qd3 c5 11. Bd2 a6 12. b3 Qc7 13. f4 Rfb8 14. Rac1 b5 15.
Nd1 bxc4 16. bxc4 Nb7 17. f5 Nd8 18. Re1 Ra7 19. fxg6 hxg6 20. Bh3 Rab7 21. Qa3
e5 22. dxe6 Nxe6 23. Bxe6 fxe6 24. Rxe6 Qd7 25. Re1 Qh3 26. Qf3 Rf7 27. Qg2 Qh5
28. h3 Nd7 29. f4 Bd4+ 30. Kh2 Nf6 31. g4 Qh4 32. Qg3 Qxg3+ 33. Kxg3 d5 34.
cxd5 Nxd5 35. Re6 Kg7 36. Re4 Rfb7 37. Bc3 Nxc3 38. Nxc3 Rb2 39. Ne2 Rd8 40.
Nxd4 cxd4 41. Rc7+ Kh8 42. Ree7 d3 43. Rh7+ Kg8 44. Rcg7+ Kf8 45. Rf7+ Kg8 46.
Rfg7+ Kf8 47. Rd7 Rxd7 48. Rxd7 d2 49. Kh4 Ke8 50. Rd3 Rxa2 51. Kg5 Kf7 52. h4
Rb2 53. Kh6 a5 54. g5 a4 55. f5 gxf5 56. g6+ Kf6 57. g7 Rb4 58. h5 Rg4 59. Rd6+
Kf7 60. Rxd2 f4 61. Rd8 Rxg7 62. Rd7+ 1-0

[Event "Petrov Memorial op"]
[Site "St Petersburg"]
[Date "1996.??.??"]
[Round "4"]
[White "Krogius, Nikolai V"]
[Black "Karasev, Vladimir I"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2490"]
[BlackElo "2360"]
[Annotator "Horn,Pe"]
[PlyCount "159"]
[EventDate "1996.02.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RUS"]
[SourceTitle "CBM 052"]
[Source "ChessBase"]
[SourceDate "1996.06.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.06.01"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 dxc4 3. Na3 c5 4. Nxc4 b5 $2 $146 (4... Nc6) 5. Ne3 Bb7 6. a4
$1 a6 $2 (6... bxa4 7. Qxa4+ $16 {[%csl Gc4]}) 7. axb5 axb5 8. Rxa8 Bxa8 9. Qb3
Qa5 (9... Qb6 10. Nc4 Qb7 11. Na3 b4 12. Qa4+ Nc6 13. Nb5 $18 {[%cal Ra4a8]})
10. Nc4 Qa6 (10... Qa4 11. Qxa4 bxa4 12. Nb6 Bc6 13. Ne5 Bb5 14. e3 $18) 11.
Nce5 c4 (11... e6 12. e4 $18) 12. Nxc4 Qc6 13. Nfe5 Qd5 14. e4 $5 (14. f3 $18)
(14. d3 Nd7 15. Nxd7 bxc4 16. Qb8+ $18) 14... Qxe4+ 15. Be2 Nf6 16. Qxb5+ Nbd7
17. f3 Qd5 18. Qa4 $1 (18. Nxd7 Qxb5 19. Nd6+ Kxd7 20. Nxb5 e6 $16) 18... e6
19. Ne3 $2 (19. Bd3 $142 $1 Bc5 20. Nxd7 Nxd7 21. Be4 $18) 19... Qxe5 20. Qxa8+
Qb8 21. Qxb8+ Nxb8 22. Bb5+ Nbd7 23. Nc4 Bc5 24. Ne5 Ke7 25. Nc6+ Kd6 $2 26. d4
{[%cal Rd4c5,Rc1f4]} Nd5 (26... Ra8 27. dxc5+ Kxc5 28. Na7 Rxa7 29. Be3+ $18)
27. dxc5+ Kxc5 28. Ba4 $18 (28. Na7 $18) 28... N7b6 29. b4+ Kd6 30. Bb5 Rc8 31.
Bb2 f6 (31... Rxc6 32. Bxc6 Kxc6 33. Bxg7 $18) 32. Nd4 e5 33. Ne2 (33. Nf5+ $2
Ke6 34. Nxg7+ Kf7 35. Nf5 Rc2 $132) 33... Rc2 34. Bc1 Nxb4 35. Ba3 Kc5 36. Bd3
Ra2 37. Bxb4+ Kxb4 38. Kf2 Nd5 39. Rb1+ Kc5 40. Rc1+ Kd6 41. Bc4 Ra5 42. Rd1
Rc5 43. Bb3 Kc6 44. g3 (44. Bxd5+ Rxd5 45. Rxd5 Kxd5 46. Ke3 $18) 44... f5 45.
Ra1 Ne7 46. Ra7 Kd6 47. h4 g6 48. Rb7 h6 49. Rb6+ Rc6 50. Rxc6+ Nxc6 51. Bf7 g5
52. h5 f4 53. Bg6 Ne7 54. Bc2 fxg3+ 55. Nxg3 Ke6 56. Be4 Ng8 57. Bf5+ Kd5 58.
Ne4 Kd4 59. Bh7 Ne7 60. Ng3 e4 61. Bxe4 Ke5 62. Ke3 Ng8 63. Bc2 Nf6 64. Bb3 Ne8
65. Bf7 Nd6 66. Bg6 Nc4+ 67. Kf2 Nd6 68. Ne2 Nc4 69. Bd3 Nd6 70. Kg3 Nc8 71.
Nc3 Nd6 72. Kg4 Nf7 73. Ne4 Kd4 74. Bc2 Ne5+ 75. Kg3 Nf7 76. Nf6 Nd8 77. Ng4
Nf7 78. Bg6 Nd6 79. Nxh6 Ke5 80. Nf7+ 1-0

[Event "Berliner Sommer 14th"]
[Site "Berlin"]
[Date "1996.??.??"]
[Round "8"]
[White "Krogius, Nikolai V"]
[Black "Pribyl, Martin"]
[Result "1-0"]
[ECO "D76"]
[WhiteElo "2470"]
[BlackElo "2320"]
[PlyCount "75"]
[EventDate "1996.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 054 Extra"]
[Source "ChessBase"]
[SourceDate "1996.11.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. cxd5 Nxd5 7. d4 Nb6 8.
Nc3 Nc6 9. e3 e5 10. d5 Na5 11. e4 c6 12. Bg5 f6 13. Be3 cxd5 14. exd5 Nac4 15.
Bc5 Rf7 16. Nd2 Bf5 17. Nxc4 Nxc4 18. Qe2 Nd6 19. g4 Bc8 20. Rfd1 Bf8 21. h3
Bd7 22. Rac1 Rc8 23. Bxd6 Bxd6 24. Ne4 Bf8 25. Rxc8 Qxc8 26. d6 Bh6 27. Nc3 Kh8
28. Nd5 Qc5 29. Ne7 Bf4 30. Qe4 Bg3 31. Qf3 Bh4 32. Qxb7 Bxf2+ 33. Kh1 Be6 34.
Qa8+ Kg7 35. d7 Bxd7 36. Qg8+ Kh6 37. Qxf7 Kg5 38. Ng8 1-0

[Event "Berliner Sommer 15th"]
[Site "Berlin"]
[Date "1997.??.??"]
[Round "4"]
[White "Krogius, Nikolai V"]
[Black "Thiede, Lars"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2475"]
[BlackElo "2335"]
[PlyCount "53"]
[EventDate "1997.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 059 Extra"]
[Source "ChessBase"]
[SourceDate "1997.09.26"]
[SourceVersion "1"]
[SourceVersionDate "1997.09.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 e5 8. e4
exd4 9. Nxd4 Re8 10. Re1 a6 11. h3 Rb8 12. Be3 c5 13. Nc2 Ne5 14. b3 b5 15. f4
Ned7 16. Bf2 b4 17. Na4 Bb7 18. e5 dxe5 19. Bxb7 Rxb7 20. fxe5 Nxe5 21. Nxc5
Rbe7 22. Qxd8 Rxd8 23. Red1 Nf3+ 24. Kg2 Nd2 25. Nxb4 Nfe4 26. Nc6 Bxa1 27.
Nxe7+ 1-0

[Event "Berliner Sommer 15th"]
[Site "Berlin"]
[Date "1997.??.??"]
[Round "6"]
[White "Krogius, Nikolai V"]
[Black "Van Laatum, Gozewijn"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2475"]
[BlackElo "2355"]
[PlyCount "81"]
[EventDate "1997.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 059 Extra"]
[Source "ChessBase"]
[SourceDate "1997.09.26"]
[SourceVersion "1"]
[SourceVersionDate "1997.09.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nbd7 7. Nc3 e5 8. h3
exd4 9. Nxd4 a6 10. b3 Rb8 11. Bb2 Re8 12. Qd2 c5 13. Nc2 b5 14. cxb5 axb5 15.
Qxd6 b4 16. Na4 Re6 17. Qd2 Ba6 18. Rfe1 Qe7 19. a3 bxa3 20. Rxa3 Rxe2 21. Rxe2
Qxe2 22. Qxe2 Bxe2 23. Ne3 Bf8 24. Bc3 Bd3 25. Nb2 Be4 26. Nbc4 Bxg2 27. Kxg2
Ne4 28. Be1 Bg7 29. Nd5 Nef6 30. Ne7+ Kf8 31. Nc6 Re8 32. Bd2 Re6 33. Ra8+ Ne8
34. Nd8 Re2 35. Kf1 Re7 36. Be3 Bd4 37. Nc6 Re6 38. Nxd4 cxd4 39. Bxd4 Ke7 40.
b4 Re4 41. Rxe8+ 1-0

[Event "Berliner Sommer 15th"]
[Site "Berlin"]
[Date "1997.??.??"]
[Round "7"]
[White "Suba, Mihai"]
[Black "Krogius, Nikolai V"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2530"]
[BlackElo "2475"]
[PlyCount "74"]
[EventDate "1997.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 059 Extra"]
[Source "ChessBase"]
[SourceDate "1997.09.26"]
[SourceVersion "1"]
[SourceVersionDate "1997.09.26"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Nf3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. Qc2 c5 8. dxc5
Nxc5 9. Be2 dxc4 10. Bxc4 Bd7 11. O-O Qb6 12. a3 Rfc8 13. Rad1 Be8 14. Rd4 a6
15. Rfd1 Qa7 16. Ba2 b5 17. Be5 Na4 18. Rh4 Nxc3 19. Bxc3 g6 20. Ng5 a5 21. Qe2
b4 22. Bd4 Qb7 23. Bb1 Bb5 24. Qd2 Rd8 25. f4 Bc5 26. Nf3 Bc6 27. Rc1 Bxd4 28.
Nxd4 Be4 29. Ba2 Rac8 30. Rxc8 Rxc8 31. g4 bxa3 32. bxa3 Bd5 33. Bxd5 Qb1+ 34.
Kg2 exd5 35. g5 Ne4 36. Qxa5 Qb2+ 37. Kh3 Nf2+ 0-1

