[Event "Dresden"]
[Site "Dresden DEU"]
[Date "1926.04.05"]
[EventDate "1926.04.04"]
[Round "2"]
[Result "0-1"]
[White "Paul F Johner"]
[Black "Aron Nimzowitsch"]
[ECO "E47"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "80"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 Nc6
7. O-O Bxc3 8. bxc3 d6 9. Nd2 b6 10. Nb3 e5 11. f4 e4 12. Be2
Qd7 13. h3 Ne7 14. Qe1 h5 15. Bd2 Qf5 16. Kh2 Qh7 17. a4 Nf5
18. g3 a5 19. Rg1 Nh6 20. Bf1 Bd7 21. Bc1 Rac8 22. d5 Kh8
23. Nd2 Rg8 24. Bg2 g5 25. Nf1 Rg7 26. Ra2 Nf5 27. Bh1 Rcg8
28. Qd1 gxf4 29. exf4 Bc8 30. Qb3 Ba6 31. Re2 Nh4 32. Re3 Bc8
33. Qc2 Bxh3 34. Bxe4 Bf5 35. Bxf5 Nxf5 36. Re2 h4 37. Rgg2
hxg3+ 38. Kg1 Qh3 39. Ne3 Nh4 40. Kf1 Re8 0-1

[Event "Wijk aan Zee"]
[Site "Wijk aan Zee"]
[Date "1971.??.??"]
[EventDate "?"]
[Round "7"]
[Result "0-1"]
[White "Miguel Najdorf"]
[Black "Robert Huebner"]
[ECO "E41"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "104"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Nf3 Bxc3+
7.bxc3 d6 8.e4 e5 9.d5 Ne7 10.g3 h6 11.Nh4 g5 12.Ng2 Qa5
13.Qb3 Bh3 14.O-O O-O-O 15.Rb1 Qc7 16.f3 Kb8 17.Rf2 Rhg8
18.Ne3 Bc8 19.Kf1 Rdf8 20.Ke1 Ne8 21.Nf5 Nxf5 22.exf5 f6 23.g4
Rh8 24.Be3 h5 25.Bf1 Rf7 26.h3 Qd7 27.Kd2 Nc7 28.a4 Re7 29.Re1
Na8 30.a5 Qd8 31.Qa3 Rhh7 32.Rb1 b6 33.Bd3 Rb7 34.axb6 Nxb6
35.Ra1 Qh8 36.Kc2 hxg4 37.hxg4 Bd7 38.Qa2 Rh2 39.Kd2 Rxf2+
40.Bxf2 Qh2 41.Ke2 Na4 42.Qd2 Be8 43.Rb1 Rxb1 44.Bxb1 Qf4
45.Bd3 Qxd2+ 46.Kxd2 Nb6 47.Kc1 Ba4 48.Bc2 Bd7 49.Bd3 Kc7
50.Kb2 Bc8 51.Kb3 Ba6 52.Be3 Nxd5 0-1

[Event "Reykjavik WCh"]
[Site "Reykjavik WCh"]
[Date "1972.07.20"]
[EventDate "?"]
[Round "5"]
[Result "0-1"]
[White "Boris Spassky"]
[Black "Robert James Fischer"]
[ECO "E41"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "54"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 Nc6 6. Bd3 Bxc3+
7. bxc3 d6 8. e4 e5 9. d5 Ne7 10. Nh4 h6 11. f4 Ng6 12. Nxg6
fxg6 13. fxe5 dxe5 14. Be3 b6 15. O-O O-O 16. a4 a5 17. Rb1
Bd7 18. Rb2 Rb8 19. Rbf2 Qe7 20. Bc2 g5 21. Bd2 Qe8 22. Be1
Qg6 23. Qd3 Nh5 24. Rxf8+ Rxf8 25. Rxf8+ Kxf8 26. Bd1 Nf4
27. Qc2 Bxa4 0-1

[Event "Wijk aan Zee 31/641"]
[Site "Wijk aan Zee 31/641"]
[Date "1981.??.??"]
[EventDate "?"]
[Round "?"]
[Result "0-1"]
[White "Wolfgang Unzicker"]
[Black "Jan Timman"]
[ECO "E41"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "94"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Nf3 Nc6 6.Bd3 Bxc3+
7.bxc3 d6 8.e4 e5 9.d5 Ne7 10.Nh4 h6 11.f4 Ng6 12.Nxg6 fxg6
13.O-O O-O 14.f5 b5 15.cxb5 c4 16.Bc2 gxf5 17.exf5 Qb6+ 18.Kh1
Qxb5 19.Ba4 Qa6 20.Bc6 Bb7 21.Bxb7 Qxb7 22.Ba3 Rfd8 23.Qa4
Rac8 24.Rab1 Qxd5 25.Rbd1 Qc6 26.Qxa7 Ra8 27.Qe7 d5 28.Rfe1
Re8 29.Qd6 Qxd6 30.Bxd6 d4 31.Bxe5 d3 32.Bxf6 Rxe1+ 33.Rxe1
gxf6 34.Kg1 Rxa2 35.Re8+ Kf7 36.Rd8 Rc2 37.Rd4 Rxc3 38.Kf2
Rc2+ 39.Ke3 Ke7 40.g4 Re2+ 41.Kf3+ Re1 42.Kf2 Rc1 43.Ke3 Rc2
44.h4 Re2+ 45.Kf3+ Re1 46.Kf2 Rc1 47.Ke3 Rc2 0-1

[Event "Nica (ol) 18/584"]
[Site "Nica (ol) 18/584"]
[Date "1974.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Petrosian"]
[Black "Borislav Ivkov"]
[ECO "E41"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Nf3 Bxc3+
7.bxc3 d6 8.e4 e5 9.d5 Ne7 10.Nd2 O-O 11.Nf1 Qa5 12.Bd2 Ne8
13.Ng3 f5 14.exf5 Nxf5 15.Qc2 g6 16.O-O Bd7 17.Ne4 Nf6 18.Ng5
Rae8 19.f3 Ng7 20.g4 Qa4 21.Qb3 Rb8 22.Bc2 Qa5 23.a4 Qc7 24.h3
a6 25.a5 b5 26.axb6 Rxb6 27.Qa3 Qd8 28.Qc1 Qe7 29.Qe1 Rb2
30.Bd3 Bc8 31.Bc1 Rb3 32.Bc2 Rb6 33.f4 h6 34.fxe5 Qxe5 35.Qxe5
dxe5 36.Ne4 h5 37.Ba3 Nxe4 38.Rxf8+ Kxf8 39.Bxe4 Rb3 40.Bxc5+
Ke8 41.Rf1 1-0

[Event "It ( cat. 15 ), Tilburg"]
[Site "It ( cat. 15 ), Tilburg"]
[Date "1979.??.??"]
[EventDate "?"]
[Round "?"]
[Result "1/2-1/2"]
[White "Vasily Smyslov"]
[Black "Gennady Sosonko"]
[ECO "E41"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "85"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+
7. bxc3 d6 8. e4 e5 9. d5 Ne7 10. Nh4 h6 11. g3 g5 12. Ng2 Bh3
13. O-O Qd7 14. a4 O-O-O 15. f3 Kb8 16. Rf2 Ka8 17. a5 Rhg8
18. Rb1 Ne8 19. Ne3 f5 20. Rfb2 Rb8 21. exf5 Nxf5 22. Ng4 h5
23. Bxf5 Qxf5 24. Nh6 Qh7 25. Nxg8 Qxg8 26. Qd2 Qf7 27. Qe3
Nf6 28. Qxg5 Rg8 29. Rxb7 Qxb7 30. Rxb7 Rxg5 31. Bxg5 Kxb7
32. Bxf6 Bf5 33. Kf2 Bd3 34. Ke3 Bxc4 35. Ke4 Bb3 36. g4 Bc2+
37. Ke3 Bg6 38. c4 a6 39. h3 Kc7 40. gxh5 Bxh5 41. f4 exf4+
42. Kxf4 Be2 43. Ke4 1/2-1/2

[Event 'Albena']
[Site '?']
[Date '1983']
[Round '?']
[White 'Danner, Georg']
[Black 'Spiridonov, Nikola']
[ECO 'E41']
[WhiteElo '2405']
[BlackElo '2425']
[Result '1-0']

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3
d6 8. O-O e5 9. Ng5 Qe7 10. Qc2 h6 11. Ne4 Nxe4 12. Bxe4 O-O 13. dxc5
dxc5 14. Bd5 Be6 15. e4 Rac8 16. f4 exf4 17. Bxf4 Na5 18. Qd3 Rfe8 19.
Rae1 b6 20. Re3 Qh4 21. Rg3 Qh5 22. Bxe6 Rxe6 23. Qd5 Qxd5 24. cxd5
Rxe4 25. Bxh6 g6 26. Bg5 Nc4 27. Bf6 Kf8 28. h4 Nd6 29. h5 gxh5 30.
Rg5 b5 31. Rxh5 Ke8 32. Be5 Ke7 33. Bxd6+ Kxd6 34. Rf6+ Ke7 35. Rhf5
Re5 36. d6+ 1-0

[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1978.??.??"]
[Round "?"]
[White "Portisch, Lajos"]
[Black "Timman, Jan H"]
[Result "1-0"]
[WhiteElo "2630"]
[BlackElo "2585"]
[ECO "E41"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 c5 5.Bd3 Nc6 6.Nf3 Bxc3+ 7.bxc3 d6
8.O-O e5 9.Nd2 cxd4 10.cxd4 exd4 11.exd4 Nxd4 12.Re1+ Ne6 13.Ba3 O-O
14.Nb3 Qd7 15.Re3 Qc6 16.Bxd6 Rd8 17.Be5 Nd7 18.Qh5 h6 19.Bb2 Qxg2+
20.Kxg2 Nf4+ 21.Kg1 Nxh5 22.Rd1 Rf8 23.Ba3 Rd8 24.Bf5 Nhf6 25.Be7 Re8
26.Bxf6 Nxf6 27.Rxe8+ Nxe8 28.Rd8 Kf8 29.Bxc8 1-0

[Event "Nordic-ch VISA"]
[Site "Reykjavik"]
[Date "1997.10.14"]
[Round "6"]
[White "Djurhuus, Rune"]
[Black "Hansen, Curt"]
[Result "1-0"]
[ECO "E41"]
[WhiteElo "2525"]
[BlackElo "2600"]
[Annotator "Psakhis,L"]
[PlyCount "71"]
[EventDate "1997.10.08"]
[Source "ChessBase"]
[SourceDate "1998.01.31"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6 8.
O-O e5 9. Nd2 9... O-O {Maybe this natural move is not the best one.Deserves
attention to  postpone castle and continue} (9... Qe7 $5 10. d5 Nb8 11. e4 O-O
(11... Nbd7 $5 12. Qe2 Nf8 13. g3 Bh3 14. Re1 g5 15. Nf1 Rg8 16. Rb1 16...
O-O-O $13 {0-1 Tella,J-Akesson,R/Viking Games 1997 (42)}) 12. Rb1 Ne8 13. Re1
g6 14. Rb2 Ng7 15. Nf1 b6 16. f3 f5 17. f4 fxe4 18. Bxe4 18... Nd7 $11 {
0-1 Taimanov,M-Agzamov,G/USSR 1983 (43)}) 10. Rb1 $5 {
Fashionable continuation. Black got very nice position  after} (10. d5 Ne7 11.
Qc2 11... g6 $1 12. e4 $6 12... Nh5 13. Nf3 Kg7 14. Bd2 h6 15. Be2 f5 16. exf5
16... Bxf5 $15 {0-1 Gligoric-Seirawan/Baden i 1980 (61)}) 10... Re8 (10... b6
11. h3 Bd7 12. Qc2 h6 13. f4 exd4 14. cxd4 cxd4 15. e4 Nh5 16. g4 Qh4 17. Nf3
Qg3+ 18. Qg2 Qxg2+ 19. Kxg2 19... Nf6 {
1-0 Vaisser,A-Neiman,E/FRA-ch Narbonne 1997 (46)}) (10... Qe7 11. d5 e4 12.
Nxe4 Nxe4 13. dxc6 bxc6 14. Qc2 Nf6 (14... f5 $5) 15. e4 h6 16. Rd1 Re8 17. f3
$14 {1-0 Ibragimov,I-Solana,E/Linares op 1997 (72)}) ({
It is interesting but nobody tried} 10... cxd4 11. exd4 exd4 12. cxd4 12...
Nxd4 {and White have good compensation for a pawn, but black's position is not
desperate.}) 11. d5 {White close centre just after rook left f line.} 11... Ne7
12. f3 {Also possible} (12. e4 b6 13. Rb2 Ng6 14. Re1 Rf8 15. Nf1 Bg4 16. f3
Bd7 17. g3 h6 18. Rf2 Rb8 19. Ne3 a6 20. Nf5 $36 {with preassure  in the game
Bareev,E-Short,N/Geneva Credit Suisse 1996/EXP 54/1-0 (44)}) 12... Bf5 $5 {
Black provokes e4} 13. e4 13... Bc8 14. g3 h6 (14... Ng6 15. Rf2 Bh3 16. Nf1)
15. Rf2 b6 16. Nf1 Nh7 17. Ne3 {Stops f5- only possible active plan for Black.}
17... Ng5 18. Kh1 Nh3 19. Rf1 19... Ng6 20. Rb2 $1 20... Rb8 21. Nf5 21... Ne7
22. Kg2 Nxf5 23. exf5 Ng5 24. h4 Nh7 (24... e4 $5 25. Bxg5 (25. hxg5 exd3 26.
Qxd3 hxg5 27. Rh1 27... f6 $13) 25... hxg5 26. fxe4 gxh4 27. Rh1 Qf6 28. Rxh4
Qxc3 29. Rb3 Qf6 30. Qh5 30... Kf8 $14) 25. Rh1 Rb7 26. Be4 $1 26... f6 {
Prepares evacuation of the king to the queen,s side.White keeps  initiative
and after} (26... Nf6 27. g4 $40) 27. g4 Kf8 28. Be3 Ke7 29. Bc2 Rg8 (29... Bd7
$5) 30. Kf2 Kd7 31. Ba4+ Kc7 32. Bc6 Rb8 33. Qa4 a5 (33... a6 34. Rhb1) 34. Rd1
$1 {It is very important to force Bd7. Now White threatens Bxc5.} (34. Rhb1
34... Ba6 $1) 34... Bd7 (34... Ba6 35. Bxc5 $1 35... dxc5 36. d6+ Kc8 (36...
Qxd6 37. Rxd6 Kxd6 38. Rd2+ Kc7 (38... Ke7 39. Rd7+ Kf8 40. Qd1 $18) 39. Rd7+
Kc8 40. Qd1 $18)) (34... g6 35. Bxc5 dxc5 36. d6+ Qxd6 37. Rxd6 Kxd6 38. Rd2+
Ke7 39. Be4 $18) 35. Rdb1 $18 35... Nf8 36. Rxb6 (36. Rxb6 Rxb6 37. Rxb6 Kxb6
38. Qb5+) 1-0

[Event "RUS-ch51"]
[Site "St Petersburg"]
[Date "1998.07.30"]
[Round "3"]
[White "Ibragimov, Ildar"]
[Black "Ionov, Sergey"]
[Result "1/2-1/2"]
[ECO "E41"]
[WhiteElo "2610"]
[BlackElo "2545"]
[Annotator "Psakhis,L"]
[PlyCount "95"]
[EventDate "1998.07.28"]
[Source "ChessBase"]
[SourceDate "1998.11.30"]

1. d4 1... Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6
8. O-O 8... e5 9. Nd2 O-O 10. Rb1 $5 {This variation start to be very popular
in las  3-4 years, and White  got fantastic results.In other lines life for
Black much easy.} 10... b6 (10... Qe7 11. d5 e4 12. Nxe4 Nxe4 13. dxc6 bxc6 14.
Qc2 Re8 15. f3 Nf6 16. e4 Nd7 17. Bf4 Ne5 18. Bg3 f6 19. Rfd1 Be6 20. Bf1 $14 {
1-0 Ibragimov,I-Kiriakov,P/Groningen op 1997 (65)}) 11. d5 ({
Deserves attention waiting move} 11. h3 $5 {for example:} 11... Bd7 (11... Ba6
12. d5 Na5 13. e4 g6 14. Nb3 $1 14... Nd7 15. Bh6 Re8 16. Nd2 Qh4 17. Be3 f5
18. exf5 e4 19. g3 Qxh3 20. Nxe4 $16 {
1-0 Wu Shaobin-Ardiansyah,H/Singapore m 1997 (27)}) 12. Qc2 h6 13. f4 exd4 14.
cxd4 cxd4 15. e4 Nh5 16. g4 Qh4 17. Nf3 Qg3+ 18. Qg2 Qxg2+ 19. Kxg2 Nf6 20. Ba3
$44 {1-0 Vaisser,A-Neiman,E/FRA-ch Narbonne 1997 (46)}) 11... Ne7 12. Qc2 (12.
e4 $5 12... h6 13. g3 g5 14. Re1 Nh7 15. Nf1 f5 16. f4 exf4 17. gxf4 fxe4 18.
Bxe4 gxf4 19. Rb2 $1 $36 {1-0 Shabalov,A-Blocker,C/Philadelphia op 1998 (28)})
12... h6 (12... g6 $5 13. e4 $36) 13. f3 (13. f4 exf4 14. exf4 14... Ng4) 13...
Ne8 14. e4 Kh8 (14... f5 $5 15. exf5 Bxf5 16. Bxf5 (16. Ne4 16... Qd7) 16...
Nxf5 17. Ne4 17... Qd7 $13) 15. Rb2 15... Qc7 16. Re1 16... f5 $1 17. exf5 $8
17... Bxf5 18. Ne4 (18. Bxf5 Nxf5 19. Ne4 19... Qd7 (19... Nf6 $2 20. Ng5 $1))
18... Nf6 19. f4 (19. Nxf6 Rxf6 20. Bxf5 20... Nxf5 $11) ({
Ibrargimov could pretend for some advantage after} 19. Ng3 $5 19... Bxd3 20.
Qxd3 {move in text is not dangerous for Black}) 19... Nxe4 20. Bxe4 Rae8 (20...
exf4 21. Bxf4) 21. h3 (21. Bxf5 Nxf5 22. g4 22... Nh4 $5 23. Qe4 exf4 24. Qxe8
Rxe8 25. Rxe8+ Kh7 26. Bxf4 26... Qf7 $132) 21... Qd7 22. fxe5 22... dxe5 23.
Rf1 $1 {
If Black will bring knight on d6, position of white will be very dangerous.}
23... Bxe4 24. Rxf8+ Rxf8 25. Qxe4 Qf5 26. Qxf5 26... Nxf5 27. Re2 $8 (27. Rf2
Kg8) 27... Nd6 (27... Ng3 28. Re1) (27... Re8 28. Bf4 $8 28... Nd6 29. Rxe5
Rxe5 30. Bxe5 Nxc4 31. Bb8 a6 32. Kf2 (32. Ba7 Kg8 33. d6 $2 $140 33... Kf7 $19
) (32. d6 Ne5 33. Bc7 Nd7 34. Kf2 Kg8 35. Kf3 Kf7 36. Ke4 36... Ke6 $17) 32...
Kg8 33. Ke2 Kf7 34. Kd3 Nb2+ 35. Ke4 35... Nc4 $11) 28. Rxe5 Nxc4 29. Re4 (29.
Re1 29... Rd8 $15) 29... b5 30. a4 (30. Be3 Nxe3 31. Rxe3 31... Rd8 $11) 30...
a6 31. Re6 Rd8 32. Rxa6 Rxd5 33. Bf4 (33. Kf2 $5) 33... b4 (33... bxa4 34. Rxa4
Nb6 35. Ra7 35... Nd7 $11 {was enough for a draw, Ionov pretends for more.})
34. cxb4 cxb4 35. Ra8+ Kh7 36. Rb8 Rd1+ 37. Kf2 37... Rb1 38. Ke2 (38. Rc8 $6
38... Nb6 39. Rc7 $140 39... Nd5) 38... b3 39. Kd3 $8 (39. Rb4 b2 40. Rxc4 Re1+
(40... Ra1 41. Rb4 b1=Q 42. Rxb1 Rxb1 43. a5 $11) 41. Kxe1 b1=Q+ 42. Bc1 42...
Qd3 $36) 39... Nb2+ (39... b2 $6 40. Kxc4 Rc1+ 41. Kd4 b1=Q 42. Rxb1 Rxb1 43.
Kc4) 40. Kd2 Nxa4 41. Be5 $1 41... Nc5 42. Rb5 Ne4+ (42... Nd7 43. Bd4 $11) 43.
Kd3 Nf6 (43... Ng5 44. Rb7 44... Ne6 $140 45. Kc4 $11 45... Rc1+ 46. Kd5) 44.
Kc4 Rg1 45. g4 $11 45... Rd1 46. Kxb3 Rh1 47. Bxf6 gxf6 48. Rh5 1/2-1/2

[Event "Istanbul ol (Men) 40th"]
[Site "Istanbul"]
[Date "2012.08.29"]
[Round "2.1"]
[White "Naiditsch, Arkadij"]
[Black "Mchedlishvili, Mikheil"]
[Result "1-0"]
[ECO "E41"]
[WhiteElo "2712"]
[BlackElo "2659"]
[Annotator "Krasenkow,M"]
[PlyCount "71"]
[EventDate "2012.08.28"]
[Source "ChessBase"]
[SourceDate "2012.11.13"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 Nc6 6. Bd3 6... Bxc3+ {
This is more in the spirit of Nimzowitsch's ideas than plans with ...d7-d5.
}
7. bxc3 d6 8. O-O e5 9. d5 Ne7 10. Qc2 O-O 11. Nd2 11... h6 {
Other options in this line:} (11... g6 12. e4 $5) (11... Ng6) 12. f4 {
Black expected this move; perhaps, something else was more appropriate:} (12.
Rb1 b6 (12... Rb8 $5 13. f4 exf4 14. exf4 g6) (12... Nd7 $5 13. e4 Ng6 14. g3
14... Nf6 {
1-0 Galliamova,A (2440)-Lopushnoy,D (2290)/Novgorod 1997/CBM 060/[Hecht] (44)}
15. Re1 $13) 13. h3 Ne8 (13... Bd7 $5) 14. f4 f5 15. e4 exf4 16. exf5 16...
Bxf5 $1 (16... Nxf5 17. Rxf4 g6 18. Ne4 $16 {
1-0 Hort,V (2590)-Christiansen,L (2585)/Wijk aan Zee 1982/MCD (29)}) 17. Rxf4
Qd7 18. g4 (18. Bxf5 $5 18... Nxf5 19. Ne4) 18... Bxd3 19. Rxf8+ Kxf8 20. Qxd3
Nf6 21. Ne4 Nxe4 22. Qxe4 22... Kg8 $11 {
1/2 Brynell,S (2460)-Hansen,C (2635)/Aars 1995/CBM 050 (28)}) (12. f3 $5 12...
Ne8 (12... b5 $5) 13. e4 b6 14. Rf2 Rb8 15. Nf1 Rb7 16. Ne3 Ng6 17. g3 f6 (
17... Nf6 $142) 18. Nf5 Ne7 19. a4 Kh7 20. Be3 g5 21. h4 $14 {
1-0 Vaganian,R-Steinberg,M/Soviet Union 1971/EXT 2010 (44)}) (12. h3 $5 12...
Ne8 (12... Qd7 13. f4 exf4 14. exf4 14... Nf5 {
1-0 Milanovic,D (2428)-Carnic,S (2339)/Belgrade 2004/CBM 102 ext (40)} 15. Re1
$14) (12... Bd7 13. f4 exf4 14. exf4 Kh8 15. Nf3 $6 (15. a4) 15... b5 $1 16.
cxb5 a6 17. bxa6 Nexd5 18. Bd2 18... Qc7 $132 {
0-1 Volke,K (2425)-Yudasin,L (2595)/Podolsk 1991/CBM 026 ext (28)}) (12... Qc7
13. a4 (13. f4 exf4 14. exf4 b5 15. cxb5 Nexd5 16. Nc4 Re8 17. a4 17... Bb7
$132 {0-1 Marinelli,T (2425)-Kachiani Gersinska,K (2380)/Buekfuerdo 1995/CBM
046 ext (41)})) 13. f4 exf4 (13... f5 14. e4 exf4 15. exf5 Bxf5 16. Rxf4 16...
Qd7 {1/2 Volke,K (2425)-Kiselev,S (2510)/Podolsk 1991/CBM 026 ext (34)} 17.
Bxf5 Rxf5 18. Ne4 $14 {/=}) 14. exf4 f5 15. Nf3 Nf6 16. Bd2 $14 {
1-0 Ricardi,P (2545)-Servat,R (2450)/Argentina 1995/CBM 049 (28)}) 12... exf4 (
12... Ng4 $5 13. Nf3 $1 (13. Re1 $143 13... f5 14. h3 Nf6 15. fxe5 dxe5 16. e4
16... f4 $15 {L.Yudasin})) 13. exf4 13... g6 $146 (13... Ng4 14. Nf3 f5 15. Bd2
Kh8 16. Rae1 Nf6 17. Nh4 Nfg8 18. Rf3 $16 {
1/2 Zontakh,A-Kru,K/Budapest 1991/EXT 2004 (30)}) (13... b5 $5 14. Ne4 {
1/2 Mertanen,J (2222)-Jouhki,Y (2307)/Finland 2002/EXT 2003 (58)} 14... Nxe4
15. Bxe4 bxc4 16. f5 16... f6 $13) 14. h3 Nf5 (14... Bf5 15. g4 Bxd3 16. Qxd3
Re8 17. a4 {preventing ...b7-b5 and keeping initiative.}) 15. Nf3 15... h5 $1 (
15... Re8 16. g4 Ng3 17. Rf2) 16. Bd2 Re8 17. Rfe1 Bd7 18. Nh2 Rxe1+ 19. Rxe1
19... Qf8 $6 (19... b5 $132 $142 20. cxb5 (20. g4 $2 20... hxg4 21. hxg4 bxc4
22. Bxc4 Nxg4 23. Nxg4 Qh4 24. Nh2 Qg3+ 25. Kh1 Qf2 26. Rg1 Ng3+ 27. Rxg3 27...
Qxg3 $17) 20... c4 (20... a6 $5 21. bxa6 $6 $140 21... c4) 21. Bxf5 (21. Bxc4
$4 21... Qb6+) 21... Bxf5 22. Qa4 Bd3 23. Nf3 23... Ne4 $13) 20. g4 {
Black's blockade is now lifted, and he faces problems.} 20... hxg4 21. hxg4 Ng7
22. f5 gxf5 23. gxf5 23... Re8 24. Rf1 $1 24... Qe7 (24... Ngh5 25. Rf2 Qe7 26.
Nf3 $16) 25. Bg5 Qe5 26. Bf4 Qe7 27. Qg2 Nfh5 28. Bd2 $16 28... Qh4 $6 (28...
f6 $142 29. Ng4 29... Ba4 $1) 29. f6 $2 (29. Rf3 $18 { }) 29... Bh3 30. Qf2
30... Ng3 $2 {Black misses a good chance:} (30... Qg3+ $1 31. Qxg3 Nxg3 32.
fxg7 (32. Rf3 N7h5) 32... Nxf1 33. Bxf1 $1 (33. Nxf1 Bxf1 34. Kxf1 34... Kxg7 {
looks rather drawish}) 33... Bxf1 34. Nxf1 Kxg7 (34... Re2 35. Bh6) 35. Kf2 {
With a knight, able to attack the d6-pawn, White's winning chances are real
but still he has to find the right way. After the text move Black quickly
collapses as his pieces are tied up.}) 31. Re1 Rxe1+ 32. Qxe1 Bf5 33. Bxf5
N7xf5 34. Qe8+ Kh7 35. Qxf7+ Kh8 36. Qe8+ 1-0
