[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.05"]
[Round "1"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "0-1"]
[ECO "A36"]
[PlyCount "81"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 c5 6. Nge2 Nc6 7. O-O d6 8. a3
Bd7 9. h3 ({RR} 9. Rb1 Qc8 10. Nf4 Rb8 11. b4 cxb4 12. axb4 Nd4 13. d3 b5 14.
Ncd5 Nxd5 15. Nxd5 Re8 16. Bg5 Qd8 17. Qd2 Bh3 18. f3 Bxg2 19. Kxg2 Qd7 20.
Rfc1 Rb7 21. Qf2 f5 22. Be3 Nc6 23. Qa2 e6 {Miezis,N (2524)-Trent,L (2458)
Porto San Giorgio 2007 1-0 (40)}) ({RR} 9. Rb1 Nd4 10. h3 Qb6 11. b4 Nxe2+ 12.
Qxe2 Qc7 13. bxc5 Qxc5 14. Kh2 Rab8 15. d3 Ng4+ 16. hxg4 Bxc3 17. Rb3 Bd4 18.
e5 Qxe5 19. Qxe5 dxe5 20. Rxb7 Rxb7 21. Bxb7 Bxg4 22. f3 Rb8 23. Be4 Bd7 {
Norinkeviciute,R (2010)-Chevannes,S (2083) England 2013 0-1 (31)}) 9... Ne8 10.
d3 Nc7 11. Rb1 $146 ({RR} 11. Kh2 Rb8 12. a4 a6 13. Bd2 b5 14. axb5 axb5 15.
cxb5 Nxb5 16. Nxb5 Rxb5 17. Bc3 Qb6 18. Nf4 e6 19. Ra2 Rb3 20. Qd2 Rb8 21. Rfa1
Nd4 22. Ra6 Qc7 23. Ra8 Bc6 24. Rxb8+ Rxb8 25. Ra2 Qb7 {Averbakh,Y (2515)
-Rogoff,K (2445) Polanica Zdroj 1975 1/2-1/2}) 11... Rb8 12. Be3 b5 13. cxb5
Nxb5 14. Nxb5 Rxb5 15. d4 Qc8 16. dxc5 dxc5 17. Kh2 Rd8 18. Qc1 Nd4 19. Nc3 Rb7
20. f4 Bc6 21. Rf2 a5 22. Qf1 Nb5 23. e5 Nxc3 24. bxc3 Bxg2 25. Rxg2 Rxb1 26.
Qxb1 Qc6 27. Rd2 Rxd2+ 28. Bxd2 c4 29. Be3 f6 30. Bd4 Kf7 31. Qd1 a4 32. Qe2
Qd5 33. Kg1 Bf8 34. f5 fxe5 35. fxg6+ hxg6 36. Bxe5 e6 37. Qf2+ Ke8 38. Qf6
Bxa3 39. Qxg6+ Kd7 40. Qh7+ Be7 41. Bf6 0-1

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.07"]
[Round "2"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "B66"]
[PlyCount "90"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O h6 9. Be3 Ng4 10. Nxc6 bxc6 11. Bc5 Bb7 12. h3 dxc5 13. Qxd8+ Rxd8 14.
Rxd8+ Kxd8 15. hxg4 Bd6 16. Na4 $146 ({RR} 16. g3 Kc7 17. g5 h5 18. Be2 g6 19.
f4 e5 20. f5 Bc8 21. Bc4 gxf5 22. Bxf7 f4 23. g6 Bf8 24. gxf4 exf4 25. e5 Bg7
26. e6 Kd6 27. Ne4+ Ke7 28. Nxc5 h4 29. Rh3 Rh5 30. Nd3 f3 {Arenas Vanegas,D
(2437)-Tovio,I (2291) Ibague 2013 1-0 (39)}) 16... Kc7 17. Bc4 Rd8 18. b3 Bc8
19. Re1 f6 20. Nb2 Bf4+ 21. Kb1 Bd2 22. Rf1 Bf4 23. Nd3 Bd6 24. Kc1 a5 25. a4
Be7 26. Re1 Bd6 27. e5 Bxe5 28. Nxe5 fxe5 29. Rxe5 Kd6 30. Re3 Rf8 31. f3 e5
32. Kd2 Rf4 33. g3 Rf8 34. Rd3+ Kc7 35. Re3 Kd6 36. Be2 Be6 37. Rd3+ Kc7 38.
Rc3 Kd6 39. Ke3 Bd5 40. Rd3 Kc7 41. Rd1 Rf6 42. Rh1 Kd6 43. c4 Bf7 44. Bd3 Ke7
45. Be4 Rd6 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.09"]
[Round "3"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "1/2-1/2"]
[ECO "E66"]
[PlyCount "81"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nf3 Nc6 7. O-O a6 8. d5
Na5 9. Nd2 c5 10. Qc2 e5 11. a3 b6 12. b4 Nb7 13. Rb1 ({RR} 13. Bb2 Bd7 14.
Nce4 Nxe4 15. Nxe4 f5 16. Nd2 Rc8 17. f4 e4 18. Bxg7 Kxg7 19. Rfc1 b5 20. Qc3+
Kg8 21. Qe3 bxc4 22. Nxc4 Bb5 23. Nd2 Qf6 24. a4 Be8 25. Nb3 Bf7 26. bxc5 Nxc5
27. Nxc5 Rxc5 {Chernyavsky,O (1749)-Stepanischev,G (2010) Voronezh 2013 0-1
(31)}) 13... Bd7 ({RR} 13... Qc7 14. e4 Bd7 15. Qd3 Ng4 16. f3 Nh6 17. Rf2 f5
18. Nb3 Rac8 19. bxc5 Nxc5 20. Nxc5 Qxc5 21. Rb3 Ng4 {0-1 (21) Izeta Txabarri,
F (2510)-Cramling,P (2525) Ceuta 1993}) 14. Nde4 $146 ({RR} 14. bxc5 Nxc5 15.
a4 Qc7 16. Ba3 Rfc8 17. Rfc1 Rab8 18. Qa2 Bh6 19. a5 Bf5 20. axb6 Rxb6 21. Rxb6
Qxb6 22. Bxc5 Qxc5 23. e3 Rb8 24. h3 Bxe3 25. fxe3 Qxe3+ 26. Kh2 Nh5 27. g4
Qf4+ 28. Kg1 Qe3+ {Petrosian,A (2325)-Rashkovsky,N (2485) Minsk 1976 1/2-1/2})
({RR} 14. a4 Qc7 15. bxc5 Nxc5 16. Ba3 Nh5 17. Bxc5 bxc5 18. Rb3 Rab8 19. Rfb1
f5 20. e4 Bh6 21. Nf1 Nf6 22. Qb2 Rxb3 23. Qxb3 Qa5 24. Bh3 f4 25. Be6+ Bxe6
26. dxe6 Re8 27. Nd5 Rxe6 28. Qb8+ Bf8 {Piarnpuu,L (2120)-Zainetdinova,S (2055)
Tallinn 1986 1-0 (39)}) 14... Nxe4 15. Nxe4 Qc7 16. bxc5 Nxc5 17. Nxc5 bxc5 18.
Bd2 Rfb8 19. e4 Rxb1 20. Rxb1 Rb8 21. Rb3 Rxb3 22. Qxb3 Bf6 23. h4 Bd8 24. Kh2
Qb6 25. Qc2 h5 26. Bh3 Be8 27. Bc3 Qb7 28. Kg2 Kh7 29. Kf1 a5 30. a4 Qa6 31.
Qb3 Qb6 32. Qa2 Qb7 33. Kg1 Kg8 34. Kh1 Kh7 35. Kg2 Kg8 36. Qc2 Kh7 37. Bd2 Bf6
38. Kh2 Qb6 39. Bc3 Bg7 40. Bc8 Bh6 41. Kg2 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.12"]
[Round "4"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "0-1"]
[ECO "B66"]
[PlyCount "81"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O h6 9. Be3 Bd7 10. f3 b5 11. Nxc6 Bxc6 12. Qf2 Qc7 13. Bd3 Be7 14. Qg3 g6
15. Kb1 O-O-O $146 ({RR} 15... e5 16. Rhe1 Rc8 17. Qf2 h5 18. Bg5 b4 19. Bxf6
Bxf6 20. Nd5 Bxd5 21. exd5 Kf8 22. Re4 a5 23. Rc4 Qb7 24. Rxc8+ Qxc8 25. Qb6
Qd8 26. Qxd8+ Bxd8 27. a3 bxa3 28. bxa3 h4 29. Kb2 Bg5 30. Kb3 {Van Assendelft,
F (2297)-Nijboer,F (2568) Dieren 2007 0-1 (60)}) 16. Qf2 Kb7 17. Ne2 e5 18. Nc1
d5 19. exd5 Nxd5 20. Rhe1 f5 21. Nb3 Nxe3 22. Qxe3 Bd6 23. c4 bxc4 24. Bxc4 Qb6
25. Qe2 Ka7 26. Rc1 Bb7 27. Red1 e4 28. Bd5 Bf4 29. Bxb7 Bxc1 30. Bd5 Be3 31.
fxe4 fxe4 32. Qc4 Rh7 33. Qxe4 Rhd7 34. Rd3 Bg5 35. Qf3 Rxd5 36. Rxd5 Qg1+ 37.
Kc2 Rc8+ 38. Kd3 Qb1+ 39. Kd4 Qxb2+ 40. Ke4 Re8+ 41. Kd3 0-1

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.16"]
[Round "5"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "1-0"]
[ECO "E62"]
[PlyCount "107"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nf3 Bg4 7. h3 Bxf3 8. Bxf3
Nc6 9. Bg2 Nd7 10. e3 e5 11. d5 Ne7 12. e4 f5 13. h4 f4 $146 ({RR} 13... Nf6
14. Qd3 Kh8 15. Bg5 h6 16. Bd2 c6 17. O-O-O cxd5 18. cxd5 b5 19. Nxb5 Rb8 20.
Na3 Qb6 21. Bc3 Rfc8 22. Rd2 fxe4 23. Bxe4 Nxe4 24. Qxe4 Qa5 25. Rc2 Qxd5 26.
Qxd5 Nxd5 27. Rd1 Nxc3 28. Rxc3 {Jasnikowski,Z (2445)-Sznapik,A (2485) Warsaw
1990 1/2-1/2 (33)}) ({RR} 13... Nf6 14. Bg5 h6 15. Bxf6 Bxf6 16. h5 Bg5 17.
hxg6 f4 18. Bh3 Kg7 19. Ne2 c6 20. Qb3 Qa5+ 21. Qc3 Qxc3+ 22. bxc3 c5 23. Rb1
b6 24. Bg4 Nxg6 25. Ng1 Ne7 26. Nf3 fxg3 27. fxg3 Bf6 28. Ke2 {Portisch,L
(2640)-Sznapik,A (2445) Amsterdam 1984 1-0 (51)}) 14. Bh3 Rf6 15. Qe2 Bh6 16.
Bd2 Nc5 17. b4 f3 18. Qf1 Bxd2+ 19. Kxd2 Na6 20. a3 c6 21. Qd3 Nc7 22. Rab1 Rb8
23. Rhc1 a5 24. b5 c5 25. b6 Ne8 26. Re1 Ng7 27. Re3 Qf8 28. Rb5 Ra8 29. Na4
Qf7 30. Qc3 h5 31. Rxa5 Rb8 32. Nb2 Kh7 33. Qb3 Ng8 34. Nd3 Nh6 35. Re1 Ng4 36.
Qa4 Qe7 37. Kc2 Rff8 38. Ra7 Ne8 39. Bxg4 hxg4 40. Qb5 Nf6 41. a4 Kg8 42. Qa5
Qd8 43. Nb2 Nd7 44. Nd1 Nf6 45. Qb5 Qe7 46. a5 Qh7 47. Kd3 Rf7 48. Qb2 Nh5 49.
Rg1 g5 50. hxg5 Rbf8 51. Qd2 Rf4 52. Nc3 Nxg3 53. Rxg3 Qh2 54. Qe1 1-0

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.19"]
[Round "6"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1-0"]
[ECO "D98"]
[PlyCount "55"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4 8.
Be3 Nfd7 9. O-O-O Nc6 10. h3 Bxf3 11. gxf3 Nb6 12. Qc5 f5 13. Ne2 Qd6 14. e5
Qxc5+ 15. dxc5 Nc4 16. f4 Rfd8 17. Bg2 Nxe3 $146 ({RR} 17... e6 18. Bxc6 bxc6
19. Nd4 Re8 20. Rd3 Bf8 21. Rc3 Nxe3 22. fxe3 a5 23. Nxc6 Ra6 24. Nd4 Kf7 25.
a4 c6 26. Rd1 h6 27. Nb5 Rb8 28. Nd6+ Kg7 29. Rdd3 g5 30. Rb3 Rb4 31. Rxb4 axb4
32. b3 {Gofshtein,L (2541)-Van der Weide,K (2512) Dieren 2007 1-0 (40)}) 18.
fxe3 Nb4 19. Bxb7 Rab8 20. c6 Kf7 21. Nd4 e6 22. Nb5 Nd5 23. Rxd5 exd5 24. Nxc7
Rdc8 25. Bxc8 Rxc8 26. Nxd5 Rxc6+ 27. Kd2 Ke6 28. Nc3 1-0

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.21"]
[Round "7"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "1/2-1/2"]
[ECO "E45"]
[PlyCount "46"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 b6 5. Nge2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. b3
O-O 9. Be2 dxc4 10. bxc4 Nc6 11. Nb5 $146 ({RR} 11. a4 Qd7 12. Nb5 Na5 13. O-O
c6 14. Na3 c5 15. Bb2 Qe7 16. Qc2 Bb7 17. Rfd1 Rfd8 18. f3 Rac8 19. Bf1 h6 20.
Rd2 cxd4 21. exd4 Bd5 22. Rc1 Qb4 23. Rdd1 Ne8 24. Qc3 Qxa4 25. Qd3 Nxc4 {Van
den Berg,C-Teschner,R Dortmund 1957 0-1}) ({RR} 11. a4 Na5 12. Nb5 c6 13. Na3
c5 14. Nb5 Bb7 15. O-O a6 16. Na3 Bc6 17. Bb2 Qd7 18. dxc5 Qxd1 19. Bxd1 bxc5
20. Bc3 Nb7 21. f3 Nd7 22. a5 f6 23. Bc2 Nd8 24. Rfd1 Nf7 25. Nb1 Nde5 {
Gurevich,M (2633)-Vladimirov,E (2612) Batumi 2001 1/2-1/2 (42)}) ({RR} 11. a4
Na5 12. Ba3 Re8 13. Nb5 Ne4 14. Qc2 Bb7 15. O-O a6 16. Nc3 Nd6 17. Bd3 Qg5 18.
Bxh7+ Kh8 19. Ne4 Nxe4 20. Bxe4 Bxe4 21. Qxe4 Nxc4 22. Qc6 Qd5 23. Qxc7 Kg8 24.
Qf4 {1/2-1/2 (24) Veleski,R (2234)-Dancevski,O (2400) Skopje 2011}) ({RR} 11.
a4 Qd7 12. Nb5 Rfd8 13. Bb2 Na5 14. Qc2 c6 15. Na3 Qe7 16. O-O c5 17. Nb5 Bb7
18. Ba3 Nc6 19. Rfd1 a6 20. Nc3 Nb4 21. Qb3 a5 22. Nb5 h6 23. Bb2 Rac8 24. f3
cxd4 25. exd4 Nh5 {Botvinnik,M-Smyslov,V Moscow 1957 1/2-1/2 (56)}) 11... Na5
12. Bd2 c6 13. Bxa5 bxa5 14. Nc3 c5 15. Na4 cxd4 16. exd4 Qd6 17. O-O Rad8 18.
Qd2 Qxd4 19. Qxa5 Qe4 20. Nc3 Qc6 21. Nb5 Qb6 22. Qxb6 axb6 23. Rfd1 Ne4
1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.23"]
[Round "8"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1-0"]
[ECO "B66"]
[PlyCount "81"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O h6 9. Be3 Bd7 10. f4 Rc8 ({RR} 10... Qa5 11. Kb1 Rc8 12. Nf3 b5 13. Bd3
Nb4 14. a3 Nxd3 15. cxd3 Bc6 16. Rhg1 Be7 17. g4 b4 18. axb4 Qxb4 19. Na2 Qxd2
20. Nxd2 Bb5 21. Nf3 Ba4 22. Rd2 Nd7 23. Nc3 Bc6 24. Nd4 Bb7 25. g5 {Laske,M
(1934)-Rossmann,A (2025) Mecklenburg VP 2005 0-1 (32)}) 11. Kb1 b5 12. Bd3 Ng4
$146 ({RR} 12... Be7 13. h3 O-O 14. g4 Nb4 15. Rdg1 e5 16. Nf5 Bxf5 17. gxf5
Kh7 18. Nd1 Nc6 19. Nf2 d5 20. fxe5 Nxe5 21. Ng4 dxe4 22. Nxe5 exd3 23. Nxd3
Qd5 24. Qg2 Rg8 25. Qxd5 Nxd5 26. Bd4 Bf6 27. Bxf6 {Torre,E (2550)-Panno,O
(2550) Amsterdam 1977 1/2-1/2}) 13. Bg1 Nxd4 14. Bxd4 e5 15. Bg1 exf4 16. Nd5
Ne3 17. Bxe3 fxe3 18. Qxe3 Be6 19. Qa7 Bxd5 20. exd5 Be7 21. Rhe1 Qc7 22. Qxa6
O-O 23. c3 Bf6 24. Bxb5 Ra8 25. Qc6 Qb8 26. Qc4 Rc8 27. Bc6 Ra7 28. Qb3 Qc7 29.
Re4 g6 30. Rf1 Be5 31. h3 Kg7 32. Rb4 Rf8 33. a3 h5 34. Ka2 Qd8 35. Qc2 f5 36.
Qf2 Raf7 37. a4 g5 38. Rb5 g4 39. a5 f4 40. hxg4 hxg4 41. a6 1-0

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.26"]
[Round "9"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "1/2-1/2"]
[ECO "E62"]
[PlyCount "80"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. Nf3 c6 7. O-O Bf5 8. Nh4
Be6 9. d5 cxd5 10. cxd5 Bd7 11. Be3 Na6 12. Bd4 ({RR} 12. Nf3 Qa5 13. Nd4 Rfc8
14. Nb3 Qd8 15. h3 Be8 16. Bd4 Nd7 17. Bxg7 Kxg7 18. Qd4+ Kg8 19. Rac1 Qb6 20.
Rfd1 Rc7 21. Na4 Qxd4 22. Nxd4 Rac8 23. Rxc7 Rxc7 24. Nb5 Rc2 25. Nd4 Rc8 26.
Nc3 Nb6 {Wojtaszek,R (2637)-McShane,L (2615) Stockholm 2010 1/2-1/2 (58)})
12... Qa5 ({RR} 12... Nc7 13. e4 Nb5 14. Nxb5 Bxb5 15. Re1 Nd7 16. Bxg7 Kxg7
17. a4 Ba6 18. b4 b6 19. f4 Bb7 20. e5 a5 21. e6 Nf6 22. g4 fxe6 23. Rxe6 Bc8
24. g5 Bxe6 25. gxf6+ Rxf6 26. dxe6 Rc8 27. Qd4 {Winiarski,M (2096)-Tomczak,M
(1990) Walbrzych 2013 1/2-1/2 (49)}) 13. Re1 Nc5 $146 ({RR} 13... Rac8 14. e4
Ng4 15. Bxg7 Kxg7 16. Nf3 Qc5 17. Qd2 f6 18. a3 Ne5 19. Nxe5 fxe5 20. Rf1 Qc4
21. h4 Nc5 22. Rad1 Nb3 23. Qe3 Nd4 24. Kh2 Qb3 25. Rd2 Nc2 26. Qxa7 Ra8 {0-1
(26) Mirnic,M-Ljubic,I Makarska 1994}) 14. e4 Na4 15. Nxa4 Qxa4 16. b3 Qa3 17.
f4 Bb5 18. e5 Nd7 19. e6 Bxd4+ 20. Qxd4 Qc5 21. Nf3 fxe6 22. dxe6 Nf6 23. Rac1
Qh5 24. Ng5 Bc6 25. Bxc6 bxc6 26. Rxc6 Ng4 27. h4 h6 28. Nf7 Kh7 29. b4 Rac8
30. Rxc8 Rxc8 31. Nxd6 exd6 32. Qxa7+ Kh8 33. Qd7 Rc3 34. Qd8+ Kh7 35. Qd7+ Kh8
36. Qd8+ Kh7 37. Qe7+ Kh8 38. Qe8+ Kh7 39. Qe7+ Kh8 40. Qe8+ Kh7 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.28"]
[Round "10"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "C98"]
[PlyCount "94"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3
d6 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Nc6 13. dxc5 dxc5 14. Nf1 Be6 15.
Ne3 Rad8 16. Qe2 g6 17. Ng5 Bc8 18. a4 ({RR} 18. Qf3 h6 19. Nd5 Qd6 20. Rd1
hxg5 21. Nxe7+ Qxe7 22. Bxg5 Kg7 23. Rd5 Rxd5 24. exd5 Nb8 25. a4 Nbd7 26. axb5
axb5 27. c4 bxc4 28. Ba4 Qd6 29. Bc6 Nb8 30. Ra8 Nxc6 31. dxc6 Nd5 {0-1 (31)
Averbakh,Y-Botvinnik,M Moscow 1957}) 18... Qb7 19. axb5 axb5 20. h4 $146 ({RR}
20. Bb3 c4 21. Bc2 h6 22. Nf3 Kg7 23. Nd5 Be6 24. Nxe7 Qxe7 25. Qe3 Rh8 26. Ra6
Bd7 27. b3 cxb3 28. Bxb3 Qe8 29. Qc5 Rc8 30. Qd6 Qf8 31. Ba3 Qxd6 32. Bxd6 Rhe8
33. Bd5 Kg8 34. Nxe5 Nxe5 {Browne,W-Brandts,P USA 1972 1-0 (44)}) 20... Bd6 21.
Nd5 Nh5 22. Nf3 f6 23. Bh6 Rf7 24. Red1 Bg4 25. Qe3 Ng7 26. Rd2 Ne8 27. Nh2 Be6
28. Qg3 Kh8 29. Rad1 Rdd7 30. Nf1 Bb8 31. Be3 Na5 32. Bxc5 Nc4 33. Re2 Nxb2 34.
Rb1 Qc6 35. Bb4 Nc4 36. h5 g5 37. Nfe3 Ned6 38. Bxd6 Nxd6 39. Bd3 Rb7 40. Reb2
h6 41. Qf3 Ba7 42. c4 bxc4 43. Rxb7 Nxb7 44. Nxc4 Kg7 45. Be2 Bd4 46. Nde3 Bxc4
47. Nxc4 Nd6 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.03.30"]
[Round "11"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "1/2-1/2"]
[ECO "D79"]
[PlyCount "46"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 c6 5. d4 d5 6. cxd5 cxd5 7. Nc3 O-O 8. Ne5
Nc6 9. O-O Bf5 10. Nxc6 bxc6 11. Na4 Nd7 12. b3 ({RR} 12. Be3 Qa5 13. b3 Rfe8
14. Rc1 Rac8 15. Qe1 Qxe1 16. Rfxe1 Nb6 {1/2-1/2 (16) Budai,D (2295)-Sebestyen,
G (2236) Hunary 2013}) 12... e5 ({RR} 12... Rc8 13. Bb2 Qa5 14. Qe1 Qb5 15. Qd2
e6 16. Rfc1 c5 17. dxc5 Bxb2 18. Qxb2 Nxc5 19. Nxc5 Rxc5 20. Rxc5 Qxc5 21. Rc1
Qd6 22. Qd2 Qa3 23. Bf3 {1/2-1/2 (23) Salov,V (2685)-Kamsky,G (2645) Biel 1993}
) 13. dxe5 Bxe5 14. Bh6 Re8 $146 ({RR} 14... Nb6 15. Bxf8 Bxa1 16. Ba3 Bg7 17.
Nc5 a5 18. Qc1 a4 19. e4 dxe4 20. Nxe4 axb3 21. axb3 Nd5 22. Bb2 Bxb2 23. Qxb2
Qa5 24. Qe5 Bxe4 25. Bxe4 Nc3 26. Qxa5 Rxa5 27. Bxc6 Ra3 28. Re1 Rxb3 29. Re7 {
Xiu,D (2493)-Pascua,H (2358) Olongapo City 2010 1/2-1/2 (59)}) 15. Rc1 Rc8 16.
Qd2 Qe7 17. Rfe1 Bd6 18. Qd4 Qf6 19. Qxf6 Nxf6 20. Nc5 Nd7 21. Nxd7 Bxd7 22. e4
Ba3 23. Rcd1 Bg4 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.02"]
[Round "12"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1-0"]
[ECO "A42"]
[PlyCount "86"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 {Keene} c5 2. Nf3 g6 3. c4 Bg7 4. d4 d6 5. Nc3 Nc6 6. Be3 Bg4 ({RR} 6...
Qb6 7. Na4 Qa5+ 8. Bd2 Qc7 9. d5 Nd4 10. Nxd4 cxd4) 7. dxc5 dxc5 8. Qxd8+ Rxd8
9. Bxc5 Bxc3+ 10. bxc3 Nf6 11. Nd4 ({RR} 11. Nd2 Rxd2) ({RR} 11. e5 Nd7) 11...
Nxe4 12. Nxc6 bxc6 13. Bxa7 ({RR} 13. Bd4 e5 14. Bxe5 O-O 15. f3 Rfe8) 13...
Bf5 $146 ({RR} 13... Nxc3 14. a4 O-O 15. f3 Bf5 16. a5 e5 17. Bb6 Rd7 18. g4
Bb1 19. Ra3 Rd1+ 20. Kf2 Rc1 21. a6 e4 22. a7 Ra8 23. Bd4 Nd1+ 24. Kg3 c5 25.
Rb3 cxd4 26. Rb8+ Kg7 27. Rxa8 exf3 28. Rg8+ {Aronian,L (2518)-Georgiev,V
(2519) Batumi 1999 1-0 (39)}) ({RR} 13... Nxc3 14. Bb6 Rd6 ({RR} 14... Rd7 15.
f3 Be6 16. a4) 15. f3 Bc8 ({RR} 15... Bf5 16. a4) 16. a4 Bf5 17. g4 Bc2 ({RR}
17... Bd3 18. Ba5 Bxf1 19. Bxc3 Bg2 20. Rg1) ({RR} 17... Bb1 18. Ba5 Rd1+ 19.
Kf2 Rd2+ ({RR} 19... Na2 20. Bg2) 20. Ke3) 18. Bc7 Rd1+ ({RR} 18... Rd2 19. Be5
) 19. Rxd1 Nxd1 ({RR} 19... Bxd1 20. Be5) 20. Be2 Kd7 ({RR} 20... Ne3 21. Kd2)
({RR} 20... Nb2 21. Be5) 21. Bg3 Ra8 22. Kd2 Rxa4 23. Kxc2 Ra2+ 24. Kb3 Rb2+
25. Ka4 Rxe2 26. Rxd1+ Ke6 27. Re1 Rxe1 28. Bxe1 {Keene,R (2505)-Fuller,M
(2365) Nice 1974 EXT 2000 [Keene] 1-0 (36)}) 14. f3 Nd6 15. a4 Ra8 16. Bb6 O-O
17. c5 Nc8 18. g4 Be6 19. a5 Nxb6 20. cxb6 Rfb8 21. Bd3 Rxb6 22. axb6 Rxa1+ 23.
Kd2 Ra2+ 24. Ke3 Bc8 25. Rd1 Rb2 26. Bc4 Kg7 27. Rd8 Be6 28. Bxe6 fxe6 29. Rb8
e5 30. c4 Kf7 31. c5 Ke6 32. Rd8 g5 33. h3 Rb1 34. Kd2 Rb5 35. Kd3 Rb1 36. Kc4
Rc1+ 37. Kb4 Rb1+ 38. Ka4 Ra1+ 39. Kb4 Rb1+ 40. Ka3 Ra1+ 41. Kb2 Ra5 42. Rd3
Ra8 43. Kb3 Ra5 1-0

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.04"]
[Round "13"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "1-0"]
[ECO "E45"]
[PlyCount "81"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 b6 5. Nge2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. b3
O-O 9. a4 c5 10. Ba3 dxc4 11. bxc4 Nc6 12. Nb5 Bb7 $146 ({RR} 12... cxd4 13.
Bxf8 Qxf8 14. exd4 Ne4 15. Qb1 Rd8 16. Bd3 Nf6 17. O-O Nxd4 18. Nxa7 Qc5 19.
Nb5 Bb7 20. Nxd4 Rxd4 21. a5 Ng4 22. Qxb6 Qxb6 23. axb6 Rxd3 24. Rfd1 {1-0 (24)
Nicoleanu,G-Nagy,Z Bucharest 1960}) ({RR} 12... Qc8 13. dxc5 Rd8 14. Qc2 bxc5
15. Bxc5 Bb7 16. Be2 Ne5 17. Bd4 Ng6 18. O-O Nh4 19. f3 a6 20. Na3 Nf5 21. Qc3
Nxd4 22. exd4 Nd5 23. Qd2 Ne7 24. Nc2 Qc7 25. Rfd1 Rd7 26. Ne3 Rad8 27. Qc3 {
Sundararajan,K (2433)-Vladimirov,E (2586) Kolkata 2000 1/2-1/2}) 13. Be2 Ne4
14. Bf3 Ng5 15. Bxc6 Bxc6 16. f3 a6 17. Nc3 f5 18. O-O Qf6 19. Qd3 Rfd8 20. d5
Nf7 21. e4 exd5 22. cxd5 Bd7 23. Bb2 Ne5 24. Qe2 f4 25. Nd1 b5 26. Nf2 c4 27.
axb5 axb5 28. Qd2 Rac8 29. Rfc1 Re8 30. Bc3 Rc7 31. Kh1 Rb7 32. Ra2 h5 33. Rca1
b4 34. Bxb4 Qb6 35. Bc3 Qe3 36. Nd1 Qxd2 37. Rxd2 Nd3 38. Bd4 Reb8 39. Nc3 Rb3
40. h4 R8b7 41. Ra8+ 1-0

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.06"]
[Round "14"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "C18"]
[PlyCount "91"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f5 8. Qg3
Ne7 9. Bd2 O-O 10. Bd3 b6 11. Nh3 Ba6 12. Nf4 Qd7 13. h4 Bxd3 14. cxd3 Nbc6 15.
Be3 cxd4 16. cxd4 Rac8 $146 ({RR} 16... Nd8 17. Rc1 Rc8 18. Rxc8 Qxc8 19. O-O
Qd7 20. Rc1 Kh8 21. h5 Nf7 22. Rc7 {1-0 (22) Vasiukov,E-Fuchs,R Gotha 1957})
17. h5 Na5 18. h6 g6 19. O-O Kh8 20. Rab1 Ng8 21. Bd2 Nc6 22. Ne2 Nd8 23. Rfc1
Nf7 24. Qh4 Rxc1+ 25. Rxc1 Rc8 26. f3 Rxc1+ 27. Bxc1 Qe7 28. Qxe7 Nxe7 29. Nf4
Nd8 30. g4 fxg4 31. fxg4 Nec6 32. Ne2 Kg8 33. Kf2 Kf8 34. Ke1 Nf7 35. g5 Ke7
36. Kd1 Kd7 37. Kc2 b5 38. Kb3 a6 39. a4 Kc7 40. axb5 axb5 41. Bd2 Kb6 42. Ka3
Kb7 43. Kb2 Ka6 44. Ka3 Nfd8 45. Be1 Ne7 46. Nc1 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.09"]
[Round "15"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "1/2-1/2"]
[ECO "E45"]
[PlyCount "112"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 b6 5. Nge2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. b3
O-O 9. Be2 dxc4 10. bxc4 Nc6 11. a4 Qd7 12. Nb5 Rfd8 13. Bb2 Na5 14. Qc2 c6 15.
Na3 Qe7 16. O-O c5 17. Nb5 Bb7 18. Ba3 $146 ({RR} 18. Rfd1 a6 19. Nc3 cxd4 20.
Rxd4 Rxd4 21. exd4 Rc8 22. c5 bxc5 23. Ba3 Nd5 24. Bxc5 Rxc5 25. dxc5 Qxc5 26.
Rc1 Nf4 27. Bg4 h5 28. Ne2 Qg5 29. Nxf4 Qxf4 30. Bf3 Bxf3 31. gxf3 Nb3 32. Rd1
Nd4 {Kollberg,L-Neukirch,D Colditz 1967 1-0 (67)}) 18... Nc6 19. Rfd1 a6 20.
Nc3 Nb4 21. Qb3 a5 22. Nb5 h6 23. Bb2 Rac8 24. f3 cxd4 25. exd4 Nh5 26. Bf1 Qg5
27. Ba3 Nf4 28. Kh1 h5 29. Bxb4 axb4 30. Qxb4 h4 31. Ra3 Rc5 32. Re1 Rf5 33.
Nd6 Nxg2 34. Bxg2 h3 35. Bxh3 Bxf3+ 36. Rxf3 Rxf3 37. Nxf7 Rxf7 38. Bxe6 Rxd4
39. Qxb6 Rdf4 40. Bxf7+ Rxf7 41. Qe6 Qf4 42. Qc6 Rf5 43. Qa8+ Kh7 44. Qe4 Qxe4+
45. Rxe4 Ra5 46. Kg2 Kg6 47. Kf3 Kf5 48. Rf4+ Ke5 49. Re4+ Kf5 50. Rf4+ Ke5 51.
Kg4 Rxa4 52. Kg5 Ra6 53. h4 Rc6 54. h5 Ke6 55. Kg6 Ke5+ 56. Kg5 Ke6 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.11"]
[Round "16"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "C98"]
[PlyCount "110"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3
d6 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Nc6 13. dxc5 dxc5 14. Nf1 Bd6 15.
Nh4 ({RR} 15. Bg5 Ne8 16. a4 Rb8 17. axb5 axb5 18. Ne3 f6 19. Nd5 Qf7 20. Be3
Ne7 21. Ra7 Rb7 22. Ra8 Be6 23. Nxe7+ Bxe7 24. Qa1 Nc7 25. Rxf8+ Qxf8 26. Nh2
Rb8 27. f4 Ra8 28. Qd1 Bd6 29. fxe5 Bxe5 {Smyslov,V (2620)-Bolbochan,J Moscow
1956 1/2-1/2 (31)}) ({RR} 15. Bg5 Ne8 16. Ne3 f6 17. Nd5 Qb7 18. Be3 Be7 19.
Nxe7+ {1/2-1/2 (19) Parma,B-Kavalek,L Netanya 1971}) 15... g6 $146 ({RR} 15...
Ne7 16. Qf3 Be6 17. Ne3 Qc6 18. Nef5 Nxf5 19. Nxf5 Bxf5 20. Qxf5 Ne8 21. Be3 g6
22. Qg5 Qc7 23. Qg3 Nf6 24. Rad1 Be7 25. Qf3 Rfd8 26. Bg5 Ne8 {1/2-1/2 (26)
Tal,M-Filip,M Reykjavik 1957}) ({RR} 15... Ne7 16. Qf3 Rd8 17. Ne3 Qc6 18. c4
Ne8 19. Bb3 b4 20. Nd5 Qb7 21. Ba4 Nc7 22. Bg5 Ncxd5 23. cxd5 f6 24. Be3 Bd7
25. Bxd7 Qxd7 26. Rac1 Rdc8 27. Rc4 Rab8 28. b3 Rc7 29. Rec1 Rb5 30. g4 {
Averbakh,Y-Neikirkh,O Portoroz 1958 1-0 (41)}) 16. Bh6 Rd8 17. Qf3 Ne8 18. Ne3
f6 19. Nd5 Qf7 20. Nb6 Rb8 21. Nxc8 Rbxc8 22. g3 Bf8 23. Be3 Kh8 24. Ng2 Nc7
25. Rad1 Rxd1 26. Rxd1 Rd8 27. Rxd8 Nxd8 28. a4 Qe6 29. axb5 axb5 30. h4 Kg7
31. h5 g5 32. Bc1 Nb7 33. Ne3 Nd6 34. Nf5+ Nxf5 35. exf5 Qd5 36. Be4 Qd6 37.
Be3 h6 38. Kg2 Be7 39. b3 Kf8 40. Bc6 Qd3 41. Kh2 Kf7 42. Bb7 e4 43. Bxe4 Qxc3
44. Bd5+ Nxd5 45. Qxd5+ Kf8 46. Kg2 Qc2 47. g4 Qe2 48. Kg3 Qc2 49. Kf3 Qc3 50.
Kg2 Qc2 51. Qa8+ Kf7 52. Qd5+ Kf8 53. Kf3 Qc3 54. Qa8+ Kf7 55. Qd5+ Kf8 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.13"]
[Round "17"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "0-1"]
[ECO "D73"]
[PlyCount "138"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. Nf3 Nf6 2. g3 g6 3. c4 c6 4. Bg2 Bg7 5. d4 O-O 6. Nc3 d5 7. cxd5 cxd5 8. Ne5
b6 9. Bg5 Bb7 10. Bxf6 Bxf6 11. O-O e6 12. f4 Bg7 $146 ({RR} 12... Nc6 13. e3
Nxe5 14. dxe5 Be7 15. Ne2 Ba6 16. Rf2 Bxe2 17. Rxe2 b5 18. Rc1 Qb6 19. Qd4 Rfc8
20. Rec2 Qb7 21. Qd3 Bd8 22. Kf1 Bb6 23. e4 d4 24. f5 Rxc2 25. Qxc2 Qe7 26. f6
Qf8 27. Qd2 {Parkkinen,J (2121)-Syvalahti,H Espoo 2000 1/2-1/2 (56)}) 13. Rc1
f6 14. Nf3 Nc6 15. e3 Qd7 16. Qe2 Na5 17. h4 Nc4 18. Bh3 Nd6 19. Kh2 a5 20.
Rfe1 b5 21. Nd1 b4 22. Nf2 Ba6 23. Qd1 Rfc8 24. Rxc8+ Rxc8 25. Bf1 Bxf1 26.
Rxf1 Qc6 27. Nd3 Qc2+ 28. Qxc2 Rxc2+ 29. Rf2 Rxf2+ 30. Nxf2 Nc4 31. Nd1 Kf7 32.
b3 Nd6 33. Kg2 h5 34. Kh3 Ne4 35. g4 hxg4+ 36. Kxg4 f5+ 37. Kh3 Bf6 38. Ne1 Kg7
39. Nd3 Nc3 40. Nxc3 bxc3 41. Ne1 Kh6 42. Nc2 Be7 43. Kg3 Kh5 44. Kf3 Kxh4 45.
Ne1 g5 46. fxg5 Kxg5 47. Nc2 Bd6 48. Ne1 Kh4 49. Nc2 Kh3 50. Na1 Kh2 51. Kf2
Bg3+ 52. Kf3 Bh4 53. Nc2 Kg1 54. Ke2 Kg2 55. Na1 Be7 56. Nc2 Kg3 57. Ne1 Bd8
58. Nc2 Bf6 59. a3 Be7 60. b4 a4 61. Ne1 Bg5 62. Nc2 Bf6 63. Kd3 Kf2 64. Na1
Bd8 65. Nc2 Bg5 66. b5 Bd8 67. Nb4 Bb6 68. Nc2 Ba5 69. Nb4 Ke1 0-1

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.18"]
[Round "18"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "C15"]
[PlyCount "123"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8.
Qh6 c5 9. Ne2 Rg6 10. Qe3 ({RR} 10. Qd2 Nbd7 11. g3 b6 12. Bg2 Bb7 13. O-O Qc7
14. a4 O-O-O 15. a5 Ne5 16. axb6 axb6 17. Qf4 Nf3+ 18. Bxf3 exf3 19. Qxc7+ Kxc7
20. Nf4 Rgg8 21. dxc5 bxc5 22. Nd3 Ne4 23. Bf4+ Kc8 24. Ra5 f6 {Kuzmin,G (2545)
-Dolmatov,S (2545) Moscow 1981 1-0 (39)}) 10... Nc6 11. Bd2 $146 ({RR} 11. dxc5
e5 12. Bb2 Qa5 13. h3 Qa4 14. O-O-O Na5 15. Ng3 Be6 16. f4 exf3 17. Qxf3 Qh4
18. Bb5+ Kf8 19. Nf5 Qg5+ 20. Ne3 a6 21. Bf1 Bd5 22. Qf2 Ne4 23. Qe1 Ng3 24.
Rxd5 Nxh1 25. g4 Qf4 {Grechkin,D-Konstantinov,A Rostov on Don 1954 1/2-1/2 (39)
}) ({RR} 11. dxc5 Qa5 12. Bd2 Ne7 13. c4 Qc7 14. Nf4 Rg4 15. Be2 Rg8 16. O-O
Ng6 17. Nxg6 Rxg6 18. f3 Bd7 19. Bc3 Bc6 20. fxe4 Ng4 21. Qh3 f5 22. exf5 exf5
23. Bxg4 Rxg4 24. Rxf5 Re4 25. Qh5+ Kd8 {Charochkina,D (2326)-Drozdova,D (2315)
Yekaterinburg 2013 1-0}) ({RR} 11. dxc5 Ng4 12. Qxe4 Qd1+ 13. Kxd1 Nxf2+ 14.
Ke1 Nxe4 15. Nf4 Rg8 16. Bd3 Nxc5 17. Bxh7 Rh8 18. Bd3 Nxd3+ 19. cxd3 Bd7 20.
Be3 O-O-O 21. Kf2 e5 22. Ne2 Bg4 23. h3 Bh5 24. d4 Bxe2 25. Kxe2 exd4 {Smyslov,
V-Botvinnik,M Moscow 1954 1-0 (50)}) 11... Ne7 12. Ng3 Bd7 13. dxc5 Qc7 14. c4
Bc6 15. Be2 Ng4 16. Bxg4 Rxg4 17. h3 Rg7 18. Nxe4 Nf5 19. Nd6+ Qxd6 20. cxd6
Nxe3 21. Bxe3 Bxg2 22. Rg1 Kd7 23. h4 h5 24. c5 Rag8 25. Rb1 Bf3 26. Rxg7 Rxg7
27. Kd2 e5 28. Kd3 f6 29. Bd2 Rg2 30. Ke3 Bc6 31. Bc3 Ke6 32. f4 Rxc2 33. Kd3
Rg2 34. fxe5 f5 35. Rb4 Be4+ 36. Kd4 Rg4 37. Be1 a5 38. Rb2 Bd5+ 39. Kd3 Ra4
40. Ke2 Rxa3 41. Rd2 Bc4+ 42. Kf2 Kd7 43. Rd4 Bb5 44. Bd2 a4 45. Bg5 Rd3 46.
Rxd3 Bxd3 47. Bc1 Bb5 48. Ke3 Ke6 49. Kf4 Bd7 50. Bb2 Kd5 51. Ba3 Bc8 52. Bc1
Be6 53. Ba3 Bd7 54. Bc1 Kd4 55. Ba3 Be6 56. Bb4 Bc8 57. Ba3 Be6 58. Bb4 Bd7 59.
Ba3 Bc8 60. Bc1 Kd5 61. Ba3 Bd7 62. Bc1 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.20"]
[Round "19"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "1/2-1/2"]
[ECO "A36"]
[PlyCount "30"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e3 e6 6. Nge2 Nge7 7. d4 cxd4 8.
Nxd4 d5 9. cxd5 Nxd4 10. exd4 Nxd5 11. O-O O-O 12. Qb3 Qb6 ({RR} 12... Ne7 13.
d5 exd5 14. Nxd5 Be6 15. Rd1 Nxd5 16. Bxd5 Bxd5 17. Rxd5 Qe7 18. Be3 b6 19.
Rad1 Rad8 20. Qb5 Rxd5 21. Rxd5 Rd8 22. b3 Bf6 23. Rxd8+ Qxd8 24. Qc6 Kg7 25.
Kg2 Bd4 26. Bf4 g5 27. Bc1 {Roiz,M (2680)-Gelfand,B (2720) Cala Mayor 2008 1/
2-1/2}) ({RR} 12... Bxd4 13. Bh6 Bg7 14. Bxg7 Kxg7 15. Rfd1 Qb6 16. Nxd5 Qxb3
17. axb3 exd5 18. Rxd5 a6 19. b4 Rb8 20. Rd6 Be6 21. h4 Rfd8 22. Rad1 Rxd6 23.
Rxd6 b6 {1/2-1/2 (23) Smyslov,V-Petrosian,T Moscow 1974}) 13. Nxd5 exd5 14.
Bxd5 ({RR} 14. Qxb6 axb6 15. Bxd5 Rd8 16. Re1 Bxd4 17. Bf3 Be6 18. Bxb7 Rxa2
19. Rxa2 Bxa2 20. Kg2 Be6 21. Bf3 h5 22. Be3 Bxb2 23. Bxb6 Rb8 24. Bc7 Rc8 25.
Be5 Bxe5 26. Rxe5 Kg7 27. h4 Kf6 28. Ra5 Rc2 {Baraeva,I (2153)-Baraeva,M (2148)
Budva 2013 1/2-1/2 (41)}) 14... Qxb3 15. Bxb3 $146 ({RR} 15. axb3 Bxd4 16. Rd1
Bf6 17. Be3 Bxb2 18. Rxa7 Rxa7 19. Bxa7 Kg7 20. Bf3 Bf6 21. b4 Rd8 22. Rc1 Bh3
23. Be3 Rd7 24. b5 h5 25. b6 Bd8 26. Ra1 Rd6 27. Rb1 Rd7 28. Be4 Re7 29. Bg2
Bxg2 {Bareev,E (2711)-Macieja,B (2633) playchess.com INT 2004 1/2-1/2 (44)}) ({
RR} 15. axb3 Rd8 16. Bc4 Be6 17. Bxe6 fxe6 18. Be3 Bxd4 19. Bxd4 Rxd4 20. Rfd1
Rxd1+ 21. Rxd1 Rf8 22. Kg2 Kg7 23. f4 Rf7 24. Rd6 Kf6 25. Kf3 g5 26. Rd2 Ke7
27. Rd4 {1/2-1/2 (27) Dranov,A (2465)-Zelbel,P (2368) Germany 2012}) 15... Bxd4
1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.23"]
[Round "20"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1-0"]
[ECO "C18"]
[PlyCount "83"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f6 8. Nf3
Nc6 9. Qg3 ({RR} 9. Bd3 Qf7 10. Qg3 c4 11. Be2 Nge7 12. h4 h5 13. a4 Qg6 14.
Qxg6+ Nxg6 15. exf6 gxf6 16. Rb1 b6 17. Nd2 e5 18. Bf3 e4 19. Bd1 f5 20. g3 Be6
21. Nf1 Kd7 22. Ne3 f4 23. gxf4 Nce7 {Ertan,C (2277)-Genc,C (2202) Denizli
2013 0-1 (67)}) 9... Qf7 ({RR} 9... c4 10. Be2 Qf7 11. O-O Nge7 12. exf6 gxf6
13. Re1 Rg8 14. Qf4 Ng6 15. Qd6 Qe7 16. Qg3 Bd7 17. Qc7 Qd8 18. Qxd8+ Rxd8 19.
h4 Kf7 20. h5 Nge7 21. Bf4 Nf5 22. g3 Bc8 23. Bf1 Ng7 24. h6 {Blomqvist,E
(2454)-Perez Mitjans,O (2504) Barcelona 2012 0-1 (48)}) 10. dxc5 Nge7 11. Bd3
fxe5 $146 ({RR} 11... Ng6 12. exf6 gxf6 13. c4 dxc4 14. Bxc4 Rg8 15. O-O Nge5
16. Nxe5 Nxe5 17. Bb5+ Ke7 18. Qh3 a6 19. f4 Ng4 20. Bc4 b5 21. cxb6 Bb7 22.
Bd2 Bxg2 23. Kxg2 Ne3+ 24. Kf2 Nxc4 25. Bb4+ Ke8 26. Qf3 {Smith,A (2265)
-Hackett,D (2000) England 1997 1-0 (34)}) ({RR} 11... Ng6 12. exf6 gxf6 13. c4
Rg8 14. cxd5 exd5 15. O-O Nge5 16. Nxe5 fxe5 17. Qe3 Be6 18. Bb2 e4 19. Be2
O-O-O 20. Rfd1 Rdf8 21. c4 dxc4 22. Rd6 Ne7 23. c6 Nxc6 24. Qc5 Kb8 25. Rxc6 e3
26. fxe3 {L'Ami,E (2448)-Costello,C (2073) Groningen 2002 1-0}) 12. Nxe5 Nxe5
13. Qxe5 O-O 14. O-O Nc6 15. Qg3 e5 16. Be3 Bf5 17. Rab1 Bxd3 18. cxd3 Rae8 19.
f4 Qc7 20. fxe5 Rxf1+ 21. Rxf1 Qxe5 22. Qxe5 Nxe5 23. Rd1 Kf7 24. h3 Nc6 25.
Bf4 Re7 26. Bd6 Rd7 27. Rf1+ Ke6 28. Re1+ Kf7 29. Kf2 b6 30. Rb1 Ke6 31. Rb5 d4
32. c4 bxc5 33. Bh2 Rf7+ 34. Ke2 Re7 35. Rxc5 Kd7+ 36. Kd2 Re6 37. Rg5 g6 38.
Rd5+ Kc8 39. Bg1 Rf6 40. Bxd4 Nxd4 41. Rxd4 Rf2+ 42. Kc3 1-0

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.25"]
[Round "21"]
[White "Botvinnik, Mikhail"]
[Black "Smyslov, Vassily"]
[Result "1/2-1/2"]
[ECO "D79"]
[PlyCount "26"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nc3 Bg7 7. Nf3 O-O 8. Ne5
Bf5 9. O-O Ne4 10. Nxe4 Bxe4 11. f3 ({RR} 11. Bxe4 dxe4 12. Qa4 Qd5 13. Rd1 Rd8
14. Bf4 Nd7 15. Nxd7 Rxd7 16. Rac1 b6 17. Be3 Rad8 18. Rd2 h5 19. h4 Bf6 20. b3
Kg7 21. Qc6 Qf5 22. Kg2 Rd5 23. Rdc2 Qg4 24. f3 exf3+ 25. exf3 Qf5 {Gomez
Esteban,J (2471)-Franco Alonso,A (2449) Zornotza 2012 1/2-1/2 (57)}) 11... Bf5
12. Be3 Nd7 13. Nxd7 $146 ({RR} 13. f4 Nf6 14. Qb3 Qb6 15. Rfc1 Rac8 16. Rc5
Rxc5 17. dxc5 Qa6 18. Rc1 Be6 19. Qd3 Qxa2 20. Qb5 d4 21. Bxd4 Bd5 22. c6 a6
23. Bxd5 Nxd5 24. Qxb7 Qa4 25. e3 Qb5 26. Qxb5 axb5 27. e4 Nc7 {Gross,G (2350)
-Ungr,D (2155) Plzen 2000 1-0 (37)}) 13... Qxd7 1/2-1/2

[Event "World Championship 21th"]
[Site "Moscow"]
[Date "1957.04.27"]
[Round "22"]
[White "Smyslov, Vassily"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "C13"]
[PlyCount "21"]
[EventDate "1957.03.05"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 Be7 7. Nxf6+ Bxf6
8. Bxf6 Qxf6 9. Qd2 O-O 10. Qg5 $146 ({RR} 10. O-O-O c5 11. Bb5 cxd4 12. Qxd4
Qxd4 13. Rxd4 Nb6 14. Rhd1 f6 15. Bc4 Nxc4 16. Rxc4 e5 17. Rc7 Rb8 18. Rd6 Bg4
19. Nd2 Rf7 20. Rc4 Bf5 21. a4 Re7 22. a5 Kf7 23. Rc5 h5 24. b4 Rc8 {Leonhardt,
P-Saemisch,F Berlin 1928 1/2-1/2}) ({RR} 10. O-O-O e5 11. dxe5 Nxe5 12. Nxe5 {
1/2-1/2 (12) Golubev,M (2523)-Van Wely,L (2643) Eforie Nord 2000}) ({RR} 10.
O-O-O Rd8 11. Qg5 Qxg5+ 12. Nxg5 h6 13. Ne4 b6 14. c3 Bb7 15. f3 Kf8 16. Bc4
Ke7 17. Rhe1 {1/2-1/2 (17) Grzelachowski,P-Kaluzny,W (1913) Poland 2013}) ({RR
} 10. O-O-O a5 11. Bd3 a4 12. a3 c5 13. Bb5 cxd4 14. Qxd4 Qxd4 15. Rxd4 Nc5 16.
Rhd1 b6 17. Ne5 Bb7 18. f3 Bd5 19. Nd7 Nxd7 20. Bxd7 Ra7 21. Bxa4 g6 22. Bb5
Rc8 23. Kb1 Rac7 24. Ba6 Ra8 {Sanchez,V (2235)-Figueroa,D Cali 2012 1-0}) 10...
Qxg5 11. Nxg5 1/2-1/2