[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.03.23"]
[Round "1"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "0-1"]
[ECO "E35"]
[PlyCount "80"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 h6 7. Bxf6 Qxf6 8.
a3 Bxc3+ 9. Qxc3 c6 10. e3 O-O 11. Ne2 Re8 12. Ng3 g6 ({RR} 12... Nd7 13. Bd3
c5 14. O-O cxd4 15. Qxd4 Qxd4 16. exd4 Nf8 17. Rac1 Ne6 18. Ne2 Bd7 19. f3 Rac8
20. Kf2 Kf8 21. Rxc8 Rxc8 22. Ke3 Re8 23. Kd2 Ke7 24. Rc1 Kd6 25. h4 g6 26. Rh1
h5 27. Re1 {Golod,V (2590)-Filippov,A (2598) Tashkent 2010 1/2-1/2}) 13. f3
$146 ({RR} 13. Bd3 h5 14. Qc2 Nd7 15. h3 Nf8 16. O-O h4 17. Ne2 Ne6 18. b4 a6
19. a4 Bd7 20. Rab1 Rac8 21. Qd1 Ng5 22. b5 axb5 23. axb5 c5 24. dxc5 Rxc5 25.
Rb4 d4 26. Rxd4 Bxh3 27. Rf4 Bf5 {Beliavsky,A (2570)-Balashov,Y (2540) Minsk
1983 1/2-1/2 (36)}) ({RR} 13. Bd3 h5 14. h3 h4 15. Ne2 Bf5 16. O-O Nd7 17. b4
Nb6 18. a4 a6 19. Rfc1 Bxd3 20. Qxd3 Nc4 21. Nc3 Qg5 22. b5 axb5 23. axb5 f5
24. bxc6 bxc6 25. Ne2 Kh7 26. Rcb1 Reb8 27. Nf4 Kh6 {Hummel,D (2270)-Meessen,M
(2182) Germany 2013 0-1 (46)}) ({RR} 13. Bd3 h5 14. Ne2 Bf5 15. Bxf5 Qxf5 16.
O-O Nd7 17. Rae1 h4 18. Nf4 g5 19. Qd3 Qe4 20. f3 Qxd3 {1/2-1/2 (20) Botsari,A
(2205)-Misanovic,V (2270) Pula 1990}) 13... h5 14. Be2 Nd7 15. Kf2 h4 16. Nf1
Nf8 17. Nd2 Re7 18. Rhe1 Bf5 19. h3 Rae8 20. Nf1 Ne6 21. Qd2 Ng7 22. Rad1 Nh5
23. Rc1 Qd6 24. Rc3 Ng3 25. Kg1 Nh5 26. Bd1 Re6 27. Qf2 Qe7 28. Bb3 g5 29. Bd1
Bg6 30. g4 hxg3 31. Nxg3 Nf4 32. Qh2 c5 33. Qd2 c4 34. Ba4 b5 35. Bc2 Nxh3+ 36.
Kf1 Qf6 37. Kg2 Nf4+ 38. exf4 Rxe1 39. fxg5 Qe6 40. f4 Re2+ 0-1

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.03.25"]
[Round "2"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "70"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 c5 5. Bxc4 e6 6. O-O a6 7. a4 Nc6 8. Qe2
cxd4 9. Rd1 Be7 10. exd4 O-O 11. Bg5 Nd5 ({RR} 11... h6 12. Bh4 Nh5 13. Bxe7
Nxe7 14. Ne5 Nf6 15. Nc3 Bd7 16. d5 exd5 17. Nxd5 Nexd5 18. Bxd5 Qe7 19. Bxb7
Bxa4 20. Rxa4 Qxb7 21. Ng4 Nxg4 22. Rxg4 Rfe8 {1/2-1/2 (22) Zilberman,Y (2490)
-Greenfeld,A (2535) Rishon Le Ziyyon 1992}) 12. Bxe7 ({RR} 12. Bxd5 Bxg5 13.
Bxc6 bxc6 14. Nc3 Be7 15. Rac1 Qb6 16. Ne4 Bb7 17. Qc4 Rfd8 18. Nc5 Rac8 19. a5
Qc7 20. b4 Bxc5 21. dxc5 e5 22. Ng5 Rd5 23. Ne4 Rcd8 24. Nd6 Kf8 25. Qh4 Rxd1+
26. Rxd1 h6 {Sipos,G (2158)-Paouris,N (1897) Budapest 2009 1-0 (35)}) 12...
Ncxe7 13. Ne5 Bd7 $146 ({RR} 13... b6 14. a5 Bb7 15. axb6 Qxb6 16. Nc3 Nxc3 17.
bxc3 Ng6 18. Bd3 Nxe5 19. Qxe5 Rfd8 20. c4 g6 21. Rab1 Qc6 22. f3 Rd7 23. Be4
Qa4 24. c5 Bd5 25. h4 h5 26. Ra1 Qc6 27. Rdb1 Bxe4 28. fxe4 {Petrosian,T-Kotov,
A Soviet Union 1972 1/2-1/2 (37)}) ({RR} 13... b6 14. Nd2 Bb7 15. Ne4 Nf4 16.
Qf3 Neg6 17. Nxg6 Nxg6 18. Nf6+ Qxf6 19. Qxb7 Nf4 20. b3 Rfb8 21. Qe4 Rd8 22.
Rac1 g6 23. Qe5 Kg7 24. g3 Nd5 25. Bxd5 Rxd5 26. Qxf6+ Kxf6 27. Rc6 Rb8 28. Kf1
{Inkiov,V-Van der Sterren,P Groningen 1975 1/2-1/2 (31)}) 14. Nd2 Bc6 15. Ne4
Nf4 16. Qf3 Bxe4 17. Qxe4 Nfd5 18. Ra3 Rc8 19. Rh3 Ng6 20. Bxd5 exd5 21. Qf5
Qd6 22. Rb3 Rc7 23. g3 b6 24. Re1 Ne7 25. Qf4 Rc2 26. Nd3 Qd8 27. Qg5 Nc8 28.
Qxd8 Rxd8 29. a5 bxa5 30. Rb8 Rf8 31. Ra1 Ne7 32. Rxf8+ Kxf8 33. Rxa5 Rd2 34.
Rxa6 Rxd3 35. Ra8+ Nc8 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.03.27"]
[Round "3"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "172"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. c4 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4
({RR} 8. Qc2 Nxc3 9. Qxc3) ({RR} 8. Bd2) 8... Bxe4 9. Ne1 Bxg2 10. Nxg2 d5 11.
Qa4 c5 ({RR} 11... dxc4) 12. Be3 Qd7 ({RR} 12... cxd4 13. Bxd4 dxc4 14. Qxc4
Qc8) 13. Qxd7 Nxd7 14. cxd5 exd5 15. Nf4 Nf6 16. dxc5 bxc5 17. Rac1 d4 ({RR}
17... Rac8) ({RR} 17... Rfb8 18. Bxc5 Bxc5 19. Rxc5 Rxb2) 18. Bd2 a5 $146 ({RR
} 18... Rfb8 19. Nd3 ({RR} 19. b3 a5) 19... h6 20. Rc2 a5 21. Rfc1 Nd7 22. e3
dxe3 23. Bxe3 a4 24. Rd1 Rb7 25. Kg2 Ra5 26. Re1 Bf6 27. Ree2 Rab5 ({RR} 27...
Rc7) 28. Rc4 Ne5 ({RR} 28... Ra5) 29. Nxe5 Bxe5 30. Rxa4 Bxb2 31. Ra8+ Rb8 ({RR
} 31... Kh7 32. a4) 32. Rxb8+ Rxb8 33. Bxc5 {Krogius,N-Matanovic,A Le Havre
1966 1-0 (53)}) 19. Nd3 Nd7 20. e3 dxe3 21. Bxe3 Rab8 22. Rfd1 a4 23. Kg2 h6
24. Rd2 Rb5 25. Nf4 Nf6 26. Kf3 Rfb8 27. Nd3 Nd7 28. Bf4 R8b7 29. Be3 f6 ({RR}
29... Bf6) 30. h4 h5 31. Rc4 Nb6 32. Rcc2 c4 ({RR} 32... Nd7 33. Nf4) 33. Bxb6
cxd3 34. Rc8+ Kf7 35. Bd4 g5 36. Rc4 Rb4 37. Rxb4 Rxb4 38. Bc3 Rc4 39. hxg5
fxg5 40. Rxd3 Bf6 41. a3 h4 42. gxh4 Bxc3 43. Rxc3 Rxh4 44. Rc5 Kf6 45. Rb5
Rf4+ 46. Ke3 Rh4 47. Rb4 Ke5 48. Kd3 Ke6 49. Rb5 Kf6 50. Ke2 Re4+ 51. Kf1 Rh4
52. Kg2 Rg4+ 53. Kh2 Rh4+ 54. Kg2 Rg4+ 55. Kh3 Rh4+ 56. Kg3 Rd4 57. Kf3 Rf4+
58. Ke3 Rh4 59. Rb8 Ke6 60. Re8+ Kf6 61. Kd2 Kf7 62. Re3 Rf4 63. f3 Rh4 64. Kc3
Rh3 65. Kd4 Rh2 66. b4 axb3 67. Rxb3 Ke6 68. Kc5 Kd7 69. Kd5 Re2 70. a4 Kc7 71.
a5 Ra2 72. Rb5 Ra4 73. Ke5 g4 74. f4 g3 75. Rb3 Rxa5+ 76. Ke6 Ra6+ 77. Ke7 Rg6
78. Rc3+ Kb6 79. Rc1 g2 80. Rg1 Kc7 81. f5 Rg3 82. f6 Re3+ 83. Kf7 Rg3 84. Ke6
Re3+ 85. Kf5 Rg3 86. f7 Rf3+ 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.03.30"]
[Round "4"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "A35"]
[PlyCount "48"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8.
Qb3 Nxc3 9. Bc4 e6 10. bxc3 Bg7 11. Ba3 Bf8 12. Bc1 ({RR} 12. Bxf8 Kxf8 13. O-O
Kg7 14. Qb5 Qc7 15. Be2 Rd8 16. Rfd1 b6 17. c4 Ne7 18. Qb2 Kg8 19. Ne5 h5 20.
Rac1 Bb7 21. d5 exd5 22. cxd5 Qd6 23. Nc4 Qf4 24. d6 Nf5 25. d7 Qg5 26. g3 h4 {
Aronian,L (2802)-Stevic,H (2612) Porto Carras 2011 1-0 (34)}) 12... Bg7 13. Bb5
Bd7 14. Ba3 Bf8 $146 ({RR} 14... Ne7 15. Rb1 b6 16. Ne5 Bxe5 17. dxe5 Bxb5 18.
Qxb5+ Qd7 19. Qa6 O-O 20. O-O Rfd8 21. h3 Nf5 22. Qe2 {1/2-1/2 (22) Kozak,M
(2211)-Xu,F (1951) Zalakaros 2011}) 15. Bxf8 Kxf8 16. O-O Kg7 17. Be2 b6 18. c4
Qf6 19. Qe3 Rhe8 20. Ne5 Rad8 21. Rad1 Qe7 22. c5 Nxe5 23. Qxe5+ Qf6 24. cxb6
axb6 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.01"]
[Round "5"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "95"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 g6 2. d4 Nf6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Be2 dxc4 7. Bxc4 c5 8. d5
e6 9. dxe6 Qxd1+ 10. Kxd1 Bxe6 11. Bxe6 fxe6 12. Ke2 Nc6 13. Rd1 $146 ({RR} 13.
Ng5 Rfe8 14. Rd1 b6 15. Rd6 Nb8 16. e4 Bf8 17. Rd1 Nc6 18. Nf3 h6 19. Be3 Red8
20. Rxd8 Rxd8 21. h3 Nd4+ 22. Bxd4 cxd4 23. Rd1 e5 24. Nb1 Nxe4 25. Nxe5 g5 26.
Nc6 Re8 27. Kf1 Bg7 {Alster,L-Smejkal,J Pardubice 1965 0-1 (36)}) ({RR} 13. Ng5
Rfe8 14. Rd1 h6 15. Nge4 Nxe4 16. Nxe4 b6 17. Rb1 Nb4 18. a3 Nd5 19. Bd2 Red8
20. Rdc1 a5 21. a4 Rd7 22. Be1 Rad8 23. Nd2 Kf7 24. Nc4 Ke7 25. Bd2 Rb7 26. Rc2
Kd7 27. e4 Nb4 {Kovar,V (2343)-Pribyl,M (2354) Czechia 2011 1/2-1/2 (59)})
13... Rad8 14. Rxd8 Rxd8 15. Ng5 Re8 16. Nge4 Nxe4 17. Nxe4 b6 18. Rb1 Nb4 19.
Bd2 Nd5 20. a4 Rc8 21. b3 Bf8 22. Rc1 Be7 23. b4 c4 24. b5 Kf7 25. Bc3 Ba3 26.
Rc2 Nxc3+ 27. Rxc3 Bb4 28. Rc2 Ke7 29. Nd2 c3 30. Ne4 Ba5 31. Kd3 Rd8+ 32. Kc4
Rd1 33. Nxc3 Rh1 34. Ne4 Rxh2 35. Kd4 Kd7 36. g3 Bb4 37. Ke5 Rh5+ 38. Kf6 Be7+
39. Kg7 e5 40. Rc6 Rh1 41. Kf7 Ra1 42. Re6 Bd8 43. Rd6+ Kc8 44. Ke8 Bc7 45. Rc6
Rd1 46. Ng5 Rd8+ 47. Kf7 Rd7+ 48. Kg8 1-0

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.03"]
[Round "6"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "54"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 {Bulletin Kharitonov Bulletin} d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4
c5 6. O-O a6 7. a4 Nc6 8. Qe2 Be7 ({RR} 8... cxd4) ({RR} 8... cxd4 9. Rd1 Be7
10. exd4 O-O 11. Nc3 Nd5) 9. dxc5 Bxc5 ({RR} 9... Ne4 10. Rd1 ({RR} 10. Nd4
Nxc5 ({RR} 10... Nxd4 11. exd4 Qxd4 12. Rd1) 11. Nxc6 bxc6 12. Nc3) 10... Qc7
11. Nd4 Nxc5 12. Nxc6 bxc6 ({RR} 12... Qxc6 13. Bb5 axb5 14. axb5 Rxa1 15. bxc6
Rxb1 16. b4 Rxb4 17. Ba3) 13. b4 Nd7 ({RR} 13... Ne4 14. Bb2 O-O 15. Bd3 Nf6
16. Nd2 Rb8 17. Nc4) 14. Bb2 O-O 15. Nd2 Bxb4 16. Qg4 Ne5 17. Qg3 f6 18. Ne4
Kh8 19. Bxe5 Qxe5 20. Qxe5 fxe5 21. Ng5) ({RR} 9... Ne4 10. Rd1 Qc7 11. b3 Nxc5
12. Bb2 O-O 13. Nbd2 Bd7 14. e4 ({RR} 14. Nf1) 14... Rfd8 15. Qe3 Be8 16. Be2 (
{RR} 16. e5) 16... a5 17. Nc4 Bf8) ({RR} 9... Ne4 10. Rd1 Qc7 11. b3 Nxc5 12.
Bb2 O-O 13. Nbd2 Bd7 14. e4 Rfd8 15. Qe3 Be8 16. Be2 a5 17. Nc4 Bf8 18. Nd4 Nb4
19. Rac1 b6 20. Rd2 ({RR} 20. Na3) 20... Qb8 ({RR} 20... Rd7 21. Nb5) 21. Rcd1
Ra7 22. Na3 e5 23. Ndb5 Rxd2 24. Rxd2 {Petrosian,T-Portisch,L Zagreb 1965 MCL
[Bulletin] 0-1 (38)}) 10. e4 Ng4 ({RR} 10... Qc7 11. e5 Nd5 12. Nc3 Nxc3 13.
bxc3 b6 14. Bf4 Bb7 15. Ng5 Ne7 16. Bd3 Nd5 17. Bd2 Be7 18. c4 Nb4 19. Bb1 Rc8
20. Rc1 Nc6 21. Nf3 {1/2-1/2 (21) Peralta,F (2622)-Gagare,S (2407) Montcada
2013}) ({RR} 10... Qc7 11. e5 Ng4 12. Bf4 f6 13. Bxe6 Bxe6 14. exf6 Qxf4 15.
Qxe6+ Kf8) 11. Bf4 $146 ({RR} 11. e5 Nd4 12. Nxd4 ({RR} 12. Qe4 Nxf3+ 13. gxf3
Nxf2) 12... Qxd4 13. Na3 Bxa3 ({RR} 13... Nxe5 14. Be3 Qd6 15. Rfd1 Qc7 16.
Bxc5 Qxc5 17. Bb5+ axb5 18. Rac1 Nc4 ({RR} 18... Qe7 19. Qxe5) 19. Nxb5) ({RR}
13... Nxe5 14. Be3 Qd6 15. Rfd1 Qe7 16. Bxc5 Qxc5 17. Rac1) 14. Rxa3 Nxe5 15.
b3 ({RR} 15. Rd1 Qg4 ({RR} 15... Qxc4 16. Qxe5 O-O 17. Bh6 Qg4 18. Rad3 Qg6 ({
RR} 18... f6 19. Qc7) 19. Bxg7) 16. Qc2 ({RR} 16. f3 Qf5) 16... Nxc4 ({RR}
16... Qxc4 17. Rc3) ({RR} 16... Bd7 17. Be2) ({RR} 16... O-O 17. Be2 Qf5 18.
Qc7) 17. Rg3 Qh5 18. Rg5 Qh4 19. Rxg7) ({RR} 15. Rg3 Nxc4 16. Rg4 Qc5 ({RR}
16... Qf6 17. Bg5) 17. Rxc4 Qe7 18. Be3) ({RR} 15. Ba2) 15... Qc5 ({RR} 15...
Nxc4 16. bxc4 O-O 17. Rg3 f6 18. Bh6 Rf7 19. Rd1 Qb6 20. Qb2 Qc7 21. Rxg7+ Rxg7
22. Qxf6) 16. Ra2 ({RR} 16. Bb2 Nxc4 ({RR} 16... f6 17. Qh5+ g6 18. Qh6) 17.
bxc4 Bd7 18. Rg3 O-O-O 19. Rxg7) 16... Nxc4 17. bxc4 Bd7 18. Ba3 Qf5 19. Rd2 ({
RR} 19. Qd2 f6 20. Qb4 O-O-O) 19... Bc6 ({RR} 19... O-O-O 20. Be7 Rde8 21. Bd6)
20. Re1 h5 ({RR} 20... f6 21. g4) ({RR} 20... Rd8 21. Red1) 21. Qe3 f6 ({RR}
21... Rh6 22. Rd5 ({RR} 22. Qb6 Rg6 23. Qc7 Rxg2+ 24. Kf1 Rg1+ 25. Kxg1 Qg5+
26. Kf1)) 22. Qxe6+ Qxe6 23. Rxe6+ Kf7 24. Re7+ Kg6 25. a5 Rad8 {Botvinnik,
M-Petrosian,T Moscow 1963 MainBase [Bulletin] 1/2-1/2 (55)} ({RR} 25... Rhe8))
({RR} 11. Nbd2 Qc7 ({RR} 11... O-O 12. Nb3 Bb6 13. h3 Nge5 14. Nxe5 Nxe5) 12.
Nb3 Ba7 ({RR} 12... Bd6 13. h3 Nge5 14. Nxe5 Nxe5 15. Bd3 O-O 16. Be3 Nxd3 17.
Qxd3 Rd8 18. Qe2 e5 19. Rac1 Qe7 20. Bb6 Re8) 13. Bg5 Bd7 ({RR} 13... Nce5 14.
Nxe5 Nxe5 15. Rac1 Nxc4 16. Rxc4 Qe5 ({RR} 16... Qb6 17. Qc2 O-O 18. Be3 Qd8
19. Rd1 Qe8 20. Bxa7 Rxa7 21. Rc7) 17. Bh4 O-O 18. Bg3 Qg5 19. Bd6 Rd8 20. e5)
14. Rac1 Bb8 ({RR} 14... O-O 15. h3 ({RR} 15. Bh4 Nge5 16. Nxe5 Qxe5 17. Bg3
Qg5 18. Rfd1) 15... Nge5 16. Bf4 ({RR} 16. Nxe5 Qxe5) 16... Nxf3+ 17. Qxf3 e5
18. Be3 Bxe3 19. Qxe3) 15. g3 Ba7 ({RR} 15... O-O 16. Bf4 e5 ({RR} 16... Qb6
17. e5) ({RR} 16... Nge5 17. Nxe5 Nxe5 18. Bxe6) 17. Bd2) 16. Bd5 O-O ({RR}
16... exd5 17. exd5+ Kf8 18. dxc6 Bxc6 19. Nfd4) 17. Bxc6 Bxc6 ({RR} 17... bxc6
18. Nc5) 18. Nfd4 Ne5 19. Bf4 f6 ({RR} 19... Rfd8 20. Nxc6 bxc6 21. Nc5) 20.
Nxc6 ({RR} 20. Nxe6 Qf7 21. Nbc5 ({RR} 21. Nxf8 Qxb3 22. Bxe5 fxe5 23. Rxc6
bxc6 24. Nd7 Bd4) 21... Bxa4 22. Nxf8 Bb5) 20... bxc6 21. Nc5 Qe7 ({RR} 21...
Bxc5 22. Rxc5 Qd6 23. Rfc1 Qd3 24. Kf1 Qxe2+ 25. Kxe2 Rab8 26. Bxe5 fxe5 27.
R1c2 Rb4 28. Rxe5) 22. Nxa6 Bd4 23. b4 Qb7 24. b5 cxb5 25. axb5 Rfc8 {Burmakin,
V (2555)-Rublevsky,S (2565) Elista 1994 CBM 044 [Kharitonov] 1-0 (47)}) ({RR}
11. e5 Nd4 12. Nxd4 Qxd4 13. Na3 Bxa3 14. Rxa3 Nxe5 15. b3 Qc5 16. Ra2 Nxc4 17.
bxc4 Bd7 18. Ba3 Qf5 19. Rd2 Bc6 20. Re1 h5 21. Qe3 f6 22. Qxe6+ Qxe6 23. Rxe6+
Kf7 24. Re7+ Kg6) ({RR} 11. e5 Nd4 12. Nxd4 Qxd4 13. Na3 Bxa3 14. Rxa3 Nxe5) ({
RR} 11. e5 Nd4 12. Nxd4 Qxd4 13. Na3 Bxa3 14. Rxa3 Nxe5 15. Rd1 Qg4 16. Qd2 O-O
17. Be2 Qh4 18. Qd6 Ng6 19. Be3 e5 20. Qb6 Bf5 21. Qxb7 Rfb8 22. Qd5 Be4 23.
Qd2 Rd8 24. Qe1 Rxd1 25. Qxd1 Rd8 {Lilienthal,A-Huang,X Shanghai 1963 1-0 (43)}
) 11... Qf6 ({RR} 11... Qb6) 12. Bg3 Nge5 13. Nxe5 Nxe5 14. Nd2 ({RR} 14. Ba2
O-O 15. Nc3) 14... O-O 15. Rad1 b6 16. Qh5 Nxc4 17. Nxc4 a5 18. Ne5 Qe7 19. Rd2
f6 20. Nd3 e5 21. Nxc5 Qxc5 22. Qd1 Be6 23. Re1 Rac8 24. h3 Qb4 25. Re3 Rc4 26.
b3 Rc6 27. Kh2 b5 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.06"]
[Round "7"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1-0"]
[ECO "A21"]
[PlyCount "103"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 g6 2. Nf3 Bg7 3. Nc3 e5 4. g3 Ne7 5. Bg2 O-O 6. d4 exd4 7. Nxd4 Nbc6 8.
Nxc6 ({RR} 8. Nc2 d6 9. O-O Ne5 10. Ne3 c6 11. f4 Ng4 12. Nxg4 Bxg4 13. Qd3 d5
14. cxd5 Nxd5 15. Nxd5 cxd5 16. e3 Be6 17. Rd1 Qb6 18. a4 Rac8 19. Qb5 Rc2 20.
Qxb6 axb6 21. Bxd5 Bxd5 22. Rxd5 Rfc8 {Gausel,E (2520)-Djurhuus,R (2474)
Kristiansund 2001 1/2-1/2 (43)}) 8... Nxc6 9. O-O d6 10. Bd2 $146 ({RR} 10. Qd2
Nd4 11. e3 Ne6 12. b3 Nc5 13. Bb2 a5 14. Nd5 Be6 15. Bxg7 Kxg7 16. Qc3+ f6 17.
Nf4 Qe7 18. a3 c6 19. b4 axb4 20. axb4 Nd7 21. b5 Ne5 22. bxc6 bxc6 23. c5 Bf7
24. cxd6 Qxd6 {Hottes,D-Delander,A Buschhuetten 1967 0-1 (41)}) ({RR} 10. Qd2
Bg4 11. h3 Be6 12. b3 Qd7 13. Kh2 f5 14. f4 Bf6 15. Bb2 Qg7 16. Rae1 Rae8 17.
Ba1 Bc8 18. e4 fxe4 19. Bxe4 Kh8 20. g4 h6 21. Re3 Bd4 22. Rd3 Rxe4 23. Rxd4
Rxd4 24. Qe1 Rdxf4 {Toledo Lopez,F-Banegas Gomez,R Spain 1993 0-1}) 10... Bg4
11. h3 Be6 12. b3 Qd7 13. Kh2 Rae8 14. Rc1 f5 15. Nd5 Kh8 16. Be3 Bg8 17. Qd2
Nd8 18. Rfd1 Ne6 19. Nf4 Nxf4 20. Bxf4 Qc8 21. h4 Re7 22. Bf3 Bf7 23. Qa5 Be8
24. c5 d5 25. Bd6 Qd7 26. Bxe7 Qxe7 27. Rxd5 f4 28. Qd2 Bc6 29. Rd3 Bb5 30. Rd4
fxg3+ 31. fxg3 Bxd4 32. Qxd4+ Qg7 33. Qxg7+ Kxg7 34. Rc2 Re8 35. Kg2 Kf6 36.
Kf2 Bc6 37. Bxc6 bxc6 38. Rc4 Ke5 39. Ra4 Ra8 40. Ra6 Kd5 41. b4 Kc4 42. a3 Kb5
43. Ra5+ Kc4 44. Ke3 a6 45. Kf4 Kd5 46. Kg5 Re8 47. Rxa6 Rxe2 48. Ra7 Re5+ 49.
Kf4 Re7 50. Rb7 Ke6 51. a4 Kd7 52. Rb8 1-0

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.08"]
[Round "8"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "109"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 Nc6 8. Qe2
Be7 9. dxc5 Bxc5 10. e4 Ng4 11. e5 Nd4 12. Nxd4 Qxd4 13. Na3 Bxa3 14. Rxa3 Nxe5
15. b3 $146 ({RR} 15. Rd1 Qg4 16. Qd2 O-O 17. Be2 Qh4 18. Qd6 Ng6 19. Be3 e5
20. Qb6 Bf5 21. Qxb7 Rfb8 22. Qd5 Be4 23. Qd2 Rd8 24. Qe1 Rxd1 25. Qxd1 Rd8 26.
Qc1 h6 27. f3 Bb7 28. Rb3 Rd7 29. g3 Qd8 {Lilienthal,A-Huang,X Shanghai 1963
1-0 (43)}) 15... Qc5 16. Ra2 Nxc4 17. bxc4 Bd7 18. Ba3 Qf5 19. Rd2 Bc6 20. Re1
h5 21. Qe3 f6 22. Qxe6+ Qxe6 23. Rxe6+ Kf7 24. Re7+ Kg6 25. a5 Rad8 26. Bd6
Rhe8 27. Rxe8 Rxe8 28. f3 Re1+ 29. Kf2 Ra1 30. Bb4 Rb1 31. Ba3 Rb3 32. Bd6 Rc3
33. Rd4 Rc2+ 34. Kg3 Bd7 35. h4 Be6 36. c5 Bc4 37. Kf4 Bb5 38. g4 Rc3 39. Re4
Bc6 40. Re3 Rc4+ 41. Kg3 Ra4 42. Bc7 hxg4 43. fxg4 Bd7 44. Bf4 Kf7 45. Rb3 Bc8
46. g5 fxg5 47. hxg5 Rxa5 48. Be3 Kg6 49. Rb6+ Kf5 50. c6 bxc6 51. Rxc6 Ra3 52.
Rc5+ Kg6 53. Rc6+ Kh5 54. Kf4 Ra4+ 55. Kg3 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.13"]
[Round "9"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "E08"]
[PlyCount "110"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 Nbd7 7. Qc2 c6 8. Bf4
Ne4 9. Nc3 g5 10. Bc1 ({RR} 10. Be3 f5 11. Rad1 Nd6 12. b3 Nf7 {1/2-1/2 (13)
Nogueiras Santiago,J (2533)-Jobava,B (2637) Havana 2005}) 10... f5 11. b3 Bf6
12. Bb2 Bg7 $146 ({RR} 12... Rf7 13. Nxe4 fxe4 14. Ne1 Qf8 15. f3 Qg7 16. Rd1
exf3 17. Nxf3 g4 18. Ne5 Nxe5 19. dxe5 Bg5 20. cxd5 cxd5 21. Rxf7 Qxf7 22. e4
d4 23. Qe2 Qg7 24. Kh1 h5 25. h4 Bd8 26. Rxd4 Bb6 27. Rd6 {Khodos,G-Dely,P
Budapest 1963 1/2-1/2 (60)}) ({RR} 12... Qe7 13. e3 Qg7 14. Ne2 Re8 15. Rad1 b6
16. Nd2 Bb7 17. Nxe4 fxe4 18. f3 exf3 19. Rxf3 dxc4 20. Rdf1 cxb3 21. Qxb3 Qg6
22. Rxf6 Nxf6 23. Rxf6 Qxf6 24. d5 Qf5 25. dxc6 Ba6 26. Qc3 e5 27. Qb3+ {
Rogers,I (2570)-Papaioannou,I (2400) Agios Nikolaos 1995 1/2-1/2 (43)}) 13.
Rad1 Rf7 14. Nxe4 fxe4 15. Ne1 Nf8 16. f3 exf3 17. Bxf3 Bd7 18. Nd3 Be8 19. Qc1
Rc8 20. Qe3 Rcc7 21. Ne5 Rf5 22. Bg2 Rxf1+ 23. Rxf1 Qe7 24. Bh3 h5 25. Bg2 Ng6
26. Nd3 Bf7 27. Qf2 b6 28. e4 dxc4 29. bxc4 c5 30. dxc5 bxc5 31. Bxg7 Kxg7 32.
e5 Nf8 33. Qf6+ Qxf6 34. exf6+ Kg8 35. Ne5 Nd7 36. Nf3 Nxf6 37. Nxg5 Kg7 38.
Re1 Rd7 39. Nxe6+ Bxe6 40. Rxe6 Rd1+ 41. Bf1 a5 42. Re3 Ng4 43. Ra3 a4 44. h3
Nh2 45. Kxh2 Rxf1 46. Rxa4 Rf2+ 47. Kg1 Rc2 48. Ra3 Rxc4 49. Rf3 Rc2 50. a4 Ra2
51. Rf4 Ra3 52. Kf2 Ra2+ 53. Ke1 Ra3 54. Rf5 h4 55. gxh4 Rxa4 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.15"]
[Round "10"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "86"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 Nc6 8. Qe2
cxd4 9. Rd1 Be7 10. exd4 O-O 11. Nc3 Nb4 12. Bg5 Bd7 13. d5 exd5 14. Nxd5 Nbxd5
15. Bxd5 Nxd5 16. Rxd5 Bxg5 17. Nxg5 h6 18. Qd2 hxg5 19. Rxd7 Qf6 20. Rxb7 Rad8
21. Qa5 $146 ({RR} 21. Qc3 Qxc3 22. bxc3 Rd3 23. Rb6 Rfd8 24. g3 Rxc3 25. Rxa6
Rd2 26. Ra5 Rf3 27. Rf1 Ra3 28. Rxg5 {1/2-1/2 (28) Pinter,J (2580)-Ribli,Z
(2595) Budapest 1991}) ({RR} 21. Qc3 Qxc3 22. bxc3 Rd2 23. h3 Re8 24. Rb6 Ree2
25. Rf1 Ra2 26. Rxa6 Rec2 27. Ra7 Rxc3 28. Re1 g6 29. Re5 g4 30. Re8+ Kg7 31.
Ree7 Rc1+ 32. Kh2 Rxf2 33. hxg4 Rcc2 34. Kh3 Rc3+ 35. Kh2 Rcc2 {Savina,A (2303)
-Levushkina,E (2288) Germany 2013 1/2-1/2 (40)}) ({RR} 21. Qc3 Qxc3 22. bxc3
Rd2 23. h3 Re8 24. Rb6 Ree2 25. Rf1 Ra2 26. Rxa6 Rec2 27. Ra7 Rxc3 28. Rb1 g6
29. Ra5 Rcc2 30. Rxg5 Rxa4 31. g3 Raa2 32. Rf1 Ra6 33. Rb5 Rac6 34. Rbb1 Kg7
35. h4 R6c5 {Dorfman,J (2599)-Fontaine,R (2517) Val d'Isere 2004 1/2-1/2 (63)})
21... Rd6 22. Qb4 Rfd8 23. Rf1 Rd4 24. Qb3 Rd3 25. Qc2 Rd2 26. Qc7 Qf4 27. Qxf4
gxf4 28. h4 Rc8 29. Rb4 f3 30. gxf3 Rcc2 31. b3 Rb2 32. Kg2 Rd3 33. Rb8+ Kh7
34. Rb7 f6 35. Re1 Rdxb3 36. Rxb3 Rxb3 37. Re6 Rb4 38. Rxa6 Rxh4 39. Kg3 g5 40.
Kg2 Kg6 41. Ra8 Rf4 42. a5 Ra4 43. a6 Kf5 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.17"]
[Round "11"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "D32"]
[PlyCount "82"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. e3 d5 5. d4 Nc6 6. cxd5 exd5 7. Bb5 Bd6 8.
dxc5 Bxc5 9. O-O O-O 10. b3 Be6 ({RR} 10... Bd6 11. Bb2 Bg4 12. Be2 a6 13. Nd4
Bd7 14. Bf3 Be6 15. Nxc6 bxc6 16. Rc1 Rc8 17. Na4 c5 18. Qe2 c4 19. g3 Qa5 20.
Bc3 Qb5 21. Bxf6 gxf6 22. Nc3 Qa5 23. bxc4 dxc4 24. Rfd1 Ba3 25. Rc2 {Kramnik,
V (2803)-Polgar,J (2696) Geneve 2013 1-0 (57)}) 11. Bb2 Qe7 12. Ne2 Rac8 13. a3
$146 ({RR} 13. Ned4 Ba3 14. Qb1 Nxd4 15. Bxd4 Ne4 16. Bd3 Bf5 17. Qd1 a6 18. h3
Rfe8 19. Qe2 Bd6 20. Rac1 Bb8 21. Ba1 Qd6 22. Qb2 f6 23. Rxc8 Rxc8 {1/2-1/2
(23) Filip,M-Lengyel,L Miskolc 1963}) 13... Rfd8 14. Ned4 Bg4 15. Be2 Ne4 16.
Qd3 Bd6 17. g3 Nc5 18. Qb1 Ne4 19. Qd3 Nc5 20. Qd1 Ne6 21. Re1 Bc5 22. Nxc6
bxc6 23. b4 Bb6 24. Qa4 Qe8 25. Rad1 f6 26. Rd2 Qh5 27. Qd1 c5 28. Nd4 Bxe2 29.
Qxe2 Qxe2 30. Nxe2 Ng5 31. Kg2 Ne4 32. Rdd1 cxb4 33. axb4 Rc2 34. Bd4 Bxd4 35.
Rxd4 Rb2 36. h4 Rc8 37. Rxd5 Rcc2 38. Kf3 Nd2+ 39. Kg2 Ne4 40. Kf3 Nd2+ 41. Kg2
Nc4 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.20"]
[Round "12"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "D31"]
[PlyCount "105"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. g4 Be6 8. Bd3
Nd7 9. h3 h5 10. gxh5 Ndf6 11. h6 Nxh6 12. Qc2 Nh5 $146 ({RR} 12... Qd7 13. Nf3
Bf5 14. Ne5 Bxd3 15. Nxd3 Bd6 16. Be5 Qe7 17. O-O-O Nf5 18. Kb1 Ne4 19. Na4 f6
20. Bxd6 Nexd6 21. Nac5 b6 22. Nf4 bxc5 23. dxc5 Ne4 24. Ng6 Qf7 25. Nxh8 Qh5
26. Rdg1 Qf3 27. Rh2 {Lputian,S (2530)-Geller,E (2540) Riga 1985 1-0 (35)}) ({
RR} 12... g6 13. Nf3 Bf5 14. O-O-O Qb6 15. Ne5 Bxd3 16. Qxd3 Nf5 17. h4 Nd6 18.
Bg5 Qc7 19. f3 O-O-O 20. Kb1 Kb8 21. e4 dxe4 22. fxe4 Nh5 23. Qf3 Bxg5 24. hxg5
Rh7 25. Qe3 Qe7 26. Na4 f5 27. gxf6 {Domogaev,S (2365)-Novikov,M (2503)
Donskoj 2010 1-0 (55)}) 13. Be5 f6 14. Bh2 Bd6 15. Bg6+ Bf7 16. Nf3 Bxg6 17.
Qxg6+ Nf7 18. Nh4 Bxh2 19. Rxh2 Qc7 20. Nf3 O-O-O 21. Qg4+ Kb8 22. h4 Nd6 23.
O-O-O f5 24. Qg1 f4 25. Ne5 Nf7 26. Ng6 Rhe8 27. Rh3 fxe3 28. fxe3 Nf6 29. Rf1
a6 30. h5 Ne4 31. Nxe4 Rxe4 32. Kb1 Nd6 33. Ne5 Re8 34. Rg3 Re7 35. Rf8+ Ka7
36. Rf1 Nc4 37. Nxc4 dxc4 38. Rf5 Qd7 39. Rff3 c5 40. Rf1 cxd4 41. exd4 Qxd4
42. Rd1 Qxg1 43. Rdxg1 R7e5 44. Rg5 Re1+ 45. Kc2 R1e2+ 46. Kb1 Kb6 47. Rxe5
Rxe5 48. Rxg7 Rxh5 49. Kc2 Rh3 50. b3 Rh2+ 51. Kc3 Rxa2 52. Kxc4 Rc2+ 53. Kb4
1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.22"]
[Round "13"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "E18"]
[PlyCount "107"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4
Bxe4 9. d5 Bf6 10. Ne1 Bxg2 11. Nxg2 exd5 12. cxd5 c5 13. dxc6 dxc6 14. Qc2 c5
15. Rd1 $146 Qe8 16. Bf4 Nc6 17. Bd6 Be7 18. e3 Rd8 19. Bxe7 Qxe7 20. Nf4 g6
21. Qa4 Ne5 22. Rxd8 Rxd8 23. Rd1 c4 24. e4 b5 25. Rxd8+ Qxd8 26. Qxb5 Qd1+ 27.
Kg2 Qf3+ 28. Kg1 Qd1+ 29. Kg2 Qf3+ 30. Kg1 Qxe4 31. Qd5 Qxd5 32. Nxd5 Nd3 33.
b4 cxb3 34. axb3 f5 35. b4 Kf7 36. b5 Ne5 37. b6 a5 38. Kf1 Ke6 39. b7 Nc6 40.
Nc7+ Kd6 41. Na6 a4 42. Ke2 a3 43. Nb4 Nb8 44. Kd3 Kc7 45. Kc2 Kxb7 46. Kb3 Kb6
47. Kxa3 Kc5 48. Kb3 Kd4 49. Kc2 Ke4 50. Kd2 Kf3 51. Ke1 Kg2 52. h4 Kf3 53. Nd3
Nd7 54. Kf1 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.24"]
[Round "14"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "113"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 {Unzicker Dolmatov} d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 ({RR}
5... Nf6 6. e3 Bf5 7. Qb3 Nc6) 6. e3 Bf5 ({RR} 6... Nf6 7. Qc2 ({RR} 7. Bd3))
7. g4 Be6 8. h3 Nf6 9. Bd3 c5 10. Nf3 Nc6 11. Kf1 O-O 12. Kg2 cxd4 ({RR} 12...
Rc8 13. Rc1 Re8 14. dxc5 Bxc5 15. Nb5) ({RR} 12... Rc8 13. Rc1 Re8 14. dxc5
Bxc5 15. Nb5 Bf8 16. Nfd4 Nxd4 ({RR} 16... Qb6 17. Nxe6 Rxe6 ({RR} 17... fxe6
18. g5 Ne4) 18. g5 Ne4) 17. Rxc8 Qxc8 ({RR} 17... Bxc8 18. exd4 a6 19. Nc7 Re7
20. Qc2) 18. exd4 Qd7 ({RR} 18... Re7 19. Nxa7 Qa8 20. Qa4 b5) 19. Nc7 Rc8 ({RR
} 19... Rd8 20. Qb3) 20. Nxe6 fxe6 21. Re1 a6 ({RR} 21... Bd6 22. Be5) 22. g5
Ne4 23. Qg4 ({RR} 23. Bxe4 dxe4 24. Rxe4 Qd5) 23... Bb4 24. Re2 Rf8 ({RR} 24...
Re8 25. f3 Nd6 26. Qh5 g6 27. Bxg6 hxg6 28. Qxg6+ Qg7 ({RR} 28... Kf8 29. Qh6+
Ke7 ({RR} 29... Kg8 30. Be5) 30. Qf6#) 29. Qxg7+ Kxg7 30. a3) 25. f3 Qf7 ({RR}
25... Nd6 26. a3 Ba5 27. Bxd6 Qxd6 28. Qh5 g6 29. Bxg6 hxg6 30. Qxg6+ Kh8 31.
Qh6+ Kg8 32. Rxe6 Qd7 33. Rg6+ Kf7 34. Rg7+ Ke8 35. Rxd7 Kxd7 36. Qxf8) 26. Be5
Nd2 27. a3 {Kortschnoj,V (2695)-Karpov,A (2700) Merano 1981 MainBase [Unzicker]
1-0 (41)}) 13. Nxd4 Nxd4 $146 ({RR} 13... Bd6 14. Bxd6 Qxd6 15. Nce2 Rfe8 16.
Rc1 Bd7 17. Bb1 Rad8 18. Qb3 Rb8 ({RR} 18... Na5 19. Qd3 Nc4 20. g5 Ne5 21. Qb3
Ne4) 19. Rhd1 h5 20. g5 ({RR} 20. f3 hxg4 21. hxg4 Bxg4 22. fxg4 Nxg4) 20...
Ne4 21. Nf3 ({RR} 21. Nb5 Bxh3+ 22. Kxh3 Qe6+ 23. Kg2 Qg4+ 24. Ng3 h4) ({RR}
21. Nf4 Nxd4 22. Rxd4 Nxg5) 21... Bxh3+ 22. Kxh3 Nxf2+ 23. Kg2 Nxd1 24. Rxd1
Qc5 25. Rxd5 ({RR} 25. Kf2 Rbd8 26. Ned4) 25... Qxe3 26. Qxe3 Rxe3 27. Nc3 Rd8
({RR} 27... Re7) 28. Rxd8+ {Geller,E-Spassky,B Moscow 1967 MCL [Dolmatov] 1-0
(41)}) 14. exd4 Nd7 15. Qc2 Nf6 16. f3 Rc8 17. Be5 Bd6 18. Rae1 Bxe5 19. Rxe5
g6 20. Qf2 Nd7 21. Re2 Nb6 22. Rhe1 Nc4 23. Bxc4 Rxc4 24. Rd2 Re8 25. Re3 a6
26. b3 Rc6 27. Na4 b6 28. Nb2 a5 29. Nd3 f6 30. h4 Bf7 31. Rxe8+ Bxe8 32. Qe3
Bf7 33. g5 Be6 34. Nf4 Bf7 35. Nd3 Be6 36. gxf6 Qxf6 37. Qg5 Qxg5+ 38. hxg5 a4
39. bxa4 Rc4 40. a5 bxa5 41. Nc5 Bf5 42. Kg3 a4 43. Kf4 a3 44. Ke5 Rb4 45. Nd3
Rb5 46. Kd6 Kf7 47. Kc6 Bxd3 48. Rxd3 Rb2 49. Rxa3 Rg2 50. Kxd5 Rxg5+ 51. Kc6
h5 52. d5 Rg2 53. d6 Rc2+ 54. Kd7 h4 55. f4 Rf2 56. Kc8 Rxf4 57. Ra7+ 1-0

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.04.29"]
[Round "15"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1-0"]
[ECO "D98"]
[PlyCount "115"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 O-O 7. Be2 Nc6 8.
Nf3 Nd7 9. Be3 Nb6 10. Qc5 Bg4 11. d5 Nd7 12. Qa3 Bxf3 13. Bxf3 Nd4 14. O-O-O
Nxf3 15. gxf3 Nb6 16. Qb3 $146 ({RR} 16. Kb1 Nc4 17. Qc5 Nxe3 18. fxe3 Qd7 19.
h4 Rfc8 20. f4 c6 21. dxc6 Qxc6 22. Qxc6 Rxc6 23. e5 f6 24. Rd7 fxe5 25. Nd5
Kh8 26. Nxe7 Rb6 27. Nd5 Rc6 {1/2-1/2 (27) Chernin,A (2560)-Gavrikov,V (2570)
Vilnius 1985}) 16... Qd7 17. h4 h5 18. f4 e6 19. dxe6 Qxe6 20. Qxe6 fxe6 21.
Rhg1 Kh7 22. Nb5 Rf7 23. Nd4 Re8 24. Nf3 Bh6 25. Ng5+ Bxg5 26. Rxg5 Nc4 27.
Rdg1 Rg8 28. Kc2 b6 29. b3 Nd6 30. f3 Rd7 31. R5g2 Rdd8 32. a4 Nf7 33. Bc1 e5
34. Be3 exf4 35. Bxf4 Rd7 36. Rd2 Rxd2+ 37. Kxd2 Rd8+ 38. Ke2 c5 39. a5 Rd7 40.
axb6 axb6 41. Ra1 Kg7 42. Ra6 Rb7 43. Ra8 Kf6 44. Rc8 Ne5 45. Ke3 Nd7 46. Rc6+
Kf7 47. e5 Nf8 48. Rf6+ Kg7 49. Ke4 b5 50. Rc6 Kf7 51. Rxc5 Ne6 52. Rd5 Ke7 53.
Be3 Rb8 54. Rd6 b4 55. Ra6 Rb5 56. Ra7+ Ke8 57. f4 Kf8 58. f5 1-0

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.05.01"]
[Round "16"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "107"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 Nc6 8. Qe2
cxd4 9. Rd1 Be7 10. exd4 O-O 11. Nc3 Nd5 12. Bd3 Ncb4 13. Bb1 Bd7 14. Qe4 g6
15. Ne5 Bf6 16. Qf3 Bg7 17. Qg3 Be8 18. h4 Nc6 19. Nf3 f6 $146 ({RR} 19... Qc7
20. Qxc7 Nxc7 21. Bf4 e5 22. dxe5 Ne6 23. Bg3 Ne7 24. Ng5 Nxg5 25. hxg5 Bc6 26.
f4 Rfd8 27. Be4 Nf5 28. Bf2 h6 29. g4 Ne7 30. Bc5 Bxe4 31. Nxe4 Nd5 32. gxh6
Bh8 33. Rf1 Rac8 34. g5 {Kushnir,A-Nowarra,W Subotica 1967 1-0 (44)}) 20. Nxd5
exd5 21. h5 Ne7 22. hxg6 Bxg6 23. Nh4 Bxb1 24. Rxb1 Qd7 25. b3 Rf7 26. Qf3 f5
27. Qg3 Nc6 28. Nf3 Re7 29. Bf4 Re4 30. Ne5 Nxe5 31. dxe5 Re8 32. f3 Re2 33.
Re1 Ra2 34. Bg5 d4 35. Bf6 Qf7 36. Rbd1 Qg6 37. Qxg6 hxg6 38. Bxg7 Kxg7 39. e6
Rc8 40. Kh2 Rcc2 41. Rg1 Rd2 42. Rde1 Kf8 43. e7+ Ke8 44. Kg3 d3 45. Re3 Rab2
46. Kf4 Rxg2 47. Rd1 Rbd2 48. Rxd2 Rxd2 49. Kg5 Rd1 50. Kf6 f4 51. Re4 Rc1 52.
Rd4 Rc6+ 53. Kg5 Rc3 54. Kf6 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.05.06"]
[Round "17"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "E12"]
[PlyCount "78"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. a3 d5 ({RR} 5... Be7 6. Nbd2 O-O 7.
Bd3 d5 8. b4 dxc4 9. Nxc4 Be4 10. Bb2 Qd5 11. Be2 Nbd7 12. Ncd2 Rad8 13. Rc1
Qb7 14. Nxe4 Nxe4 15. Bd3 f5 16. Bc4 Rf6 17. d5 Rg6 18. g3 Ndf6 19. Ne5 Nxd5
20. Nxg6 {Rossello Sanchez,B (1345)-Coll Verger,A (1712) Palma de Mallorca
2013 1-0 (36)}) 6. b4 $146 ({RR} 6. Nbd2 Be7 7. Be2 O-O 8. O-O Nbd7 9. b4 c5
10. dxc5 bxc5 11. bxc5 Bxc5 12. Bb2 Qc7 13. cxd5 Bxd5 14. Ne1 Rab8 15. Bc3 Rfc8
16. Bxf6 Nxf6 17. Bf3 Qe7 18. Nc2 Rd8 19. Qe2 Bxf3 20. Nxf3 Rb2 {Massengale,
J-Choyke,J Detroit East 1983 1-0 (33)}) ({RR} 6. cxd5 exd5 7. Bd3 Bd6 8. O-O
Nbd7 9. Nc3 a6 10. h3 O-O 11. Re1 Re8 12. Bd2 Ne4 13. Rc1 Ndf6 14. Qe2 Qe7 15.
Red1 h6 16. Be1 Kh8 17. Bb1 Kg8 18. Qc2 Rac8 19. Nxe4 Nxe4 20. Nd2 Nf6 {
Mamedov,R (2617)-Andreikin,D (2580) Plovdiv 2008 0-1 (41)}) ({RR} 6. Nbd2 Bd6
7. b3 O-O 8. Bb2 Nbd7 9. Bd3 Ne4 10. O-O a5 11. Qe2 f5 12. Ne5 Bxe5 13. dxe5
Nxd2 14. Qxd2 Nc5 15. Bc2 dxc4 16. Qxd8 Raxd8 17. bxc4 Rd2 18. Rac1 Be4 19.
Bxe4 Rxb2 20. Bc2 Rd8 {Zahariou,N (1979)-Aroshidze,L (2463) Nikea 2005 0-1 (39)
}) 6... dxc4 7. Bxc4 Be7 8. Nbd2 O-O 9. Rb1 Nbd7 10. O-O Rb8 11. b5 c5 12. bxc6
Bxc6 13. a4 Qc7 14. Bb2 Qb7 15. Rc1 a6 16. Re1 b5 17. axb5 axb5 18. Bd3 Rfc8
19. e4 Nb6 20. Qe2 Na4 21. Ba1 Be8 22. Rxc8 Rxc8 23. d5 Nh5 24. g3 Nc5 25. Nd4
Nxd3 26. Qxd3 Qb6 27. dxe6 fxe6 28. e5 Bb4 29. Rb1 Bg6 30. Ne4 Qb7 31. f3 Bxe4
32. Qxe4 Qxe4 33. fxe4 Bc5 34. Rxb5 g5 35. Kf1 Bxd4 36. Bxd4 Rc1+ 37. Kg2 g4
38. Be3 Rc2+ 39. Kg1 Rc4 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.05.08"]
[Round "18"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "0-1"]
[ECO "D31"]
[PlyCount "122"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 {Unzicker} d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 ({RR}
6... Nf6 7. Qc2 ({RR} 7. Bd3)) 7. g4 Be6 8. h3 Nf6 9. Nf3 ({RR} 9. Bd3 g6 10.
Nge2 h5 11. g5 Nfd7 12. h4 Na6 13. a3 Nc7 14. Qc2 Nb6 15. Be5 Rg8 16. Nf4 Bd6
17. Bf6 Qd7 18. O-O-O Be7 19. Be5 Bd6 20. Bf6 Be7 21. Bxe7 Qxe7 22. f3 O-O-O
23. Rhe1 Kb8 {Tsilidis,A (2254)-Papadakis,M (2222) Gazi 2013 1/2-1/2}) ({RR} 9.
Bd3 c5 10. g5 Nfd7 11. Nf3 Nc6 12. Nb5 Rc8 13. Kf1 Qb6 {1/2-1/2 (13) Petrosian,
T-Marovic,D Zagreb 1965}) 9... Nbd7 ({RR} 9... O-O 10. Bd3 c5 11. Kf1 Nc6 12.
Kg2 Rc8 13. Rc1 Re8 14. dxc5 Bxc5 15. Nb5 Bf8 16. Nfd4 Nxd4 ({RR} 16... Qb6 17.
Nxe6 Rxe6 ({RR} 17... fxe6 18. g5 Ne4) 18. g5 Ne4) 17. Rxc8 Qxc8 ({RR} 17...
Bxc8 18. exd4 a6 19. Nc7 Re7 20. Qc2) 18. exd4 Qd7 ({RR} 18... Re7 19. Nxa7 Qa8
20. Qa4 b5) 19. Nc7 Rc8 ({RR} 19... Rd8 20. Qb3) 20. Nxe6 fxe6 21. Re1 a6 ({RR
} 21... Bd6 22. Be5) 22. g5 Ne4 23. Qg4 ({RR} 23. Bxe4 dxe4 24. Rxe4 Qd5) 23...
Bb4 24. Re2 {Kortschnoj,V (2695)-Karpov,A (2700) Merano 1981 MainBase
[Unzicker] 1-0 (41)} {RR} Re8 25. f3 Nd6 26. Qh5 g6 27. Bxg6 hxg6 28. Qxg6+ Qg7
({RR} 28... Kf8 29. Qh6+ Ke7 ({RR} 29... Kg8 30. Be5) 30. Qf6#) 29. Qxg7+ Kxg7
30. a3) 10. Bd3 Nb6 11. Qc2 Nc4 $146 ({RR} 11... g6 12. Bh6 Nc4 13. Bxc4 dxc4
14. e4 Qa5 15. a3 O-O-O 16. O-O-O Ne8 17. Bd2 Qa6 18. Bf4 Nc7 19. Rhe1 Bd6 20.
Bg5 Rde8 21. Bf6 Rhg8 22. Ne5 Kb8 23. f4 Bc8 24. Ne2 Re6 25. Bh4 Bxa3 26. bxa3
{Bronstein,D-Darga,K Amsterdam 1964 1-0 (45)}) 12. Kf1 Nd6 13. Nd2 Qc8 14. Kg2
Nd7 15. f3 g6 16. Rac1 Nb6 17. b3 Qd7 18. Ne2 Ndc8 19. a4 a5 20. Bg3 Bd6 21.
Nf4 Ne7 22. Nf1 h5 23. Be2 h4 24. Bh2 g5 25. Nd3 Qc7 26. Qd2 Nd7 27. Bg1 Ng6
28. Bh2 Ne7 29. Bd1 b6 30. Kg1 f6 31. e4 Bxh2+ 32. Qxh2 Qxh2+ 33. Rxh2 Rd8 34.
Kf2 Kf7 35. Ke3 Rhe8 36. Rd2 Kg7 37. Kf2 dxe4 38. fxe4 Nf8 39. Ne1 Nfg6 40. Ng2
Rd7 41. Bc2 Bf7 42. Nfe3 c5 43. d5 Ne5 44. Rf1 Bg6 45. Ke1 Nc8 46. Rdf2 Rf7 47.
Kd2 Nd6 48. Nf5+ Bxf5 49. exf5 c4 50. Rb1 b5 51. b4 c3+ 52. Kxc3 Rc7+ 53. Kd2
Nec4+ 54. Kd1 Na3 55. Rb2 Ndc4 56. Ra2 axb4 57. axb5 Nxb5 58. Ra6 Nc3+ 59. Kc1
Nxd5 60. Ba4 Rec8 61. Ne1 Nf4 0-1

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.05.11"]
[Round "19"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1-0"]
[ECO "E19"]
[PlyCount "131"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 {Dolmatov Dolmatov} Nf6 2. Nc3 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O
O-O 7. d4 Ne4 8. Qc2 Nxc3 9. Qxc3 f5 10. b3 Bf6 11. Bb2 d6 12. Rad1 Nd7 13. Ne1
({RR} 13. Ng5 Bxg2 14. Nxe6 Qe7 15. Nxf8 Bxf1 16. Nxd7 Bxe2 17. Nxf6+ Qxf6 18.
Re1 Bh5 19. d5 Qxc3 20. Bxc3 Re8 {1/2-1/2 (20) Vul,A (2453)-Iljushin,A (2509)
Zeleny Shum 2000}) 13... Bxg2 14. Nxg2 Bg5 $146 ({RR} 14... Qe7 15. Qf3 a5 16.
e4 g6 17. exf5 exf5 18. Rfe1 Qf7 19. Qc6 Ra7 20. Nf4 Nb8 21. Qf3 Na6 22. Bc3
Nb8 23. Re2 Re8 24. Rxe8+ Qxe8 25. Re1 Qf7 26. Qd5 Qxd5 27. Nxd5 Kf7 28. Nxf6
Kxf6 29. Re8 {Benko,P-Hajtun,J Budapest 1951 1/2-1/2 (56)}) ({RR} 14... Qe7 15.
Qc2 g6 {1/2-1/2 (15) Olivera,H (2243)-Tristan,L (2450) Buenos Aires 2013}) ({RR
} 14... Qe8 15. Qc2 g5 16. f4 ({RR} 16. e4 f4 17. f3 ({RR} 17. gxf4 gxf4 18.
Nxf4 Bxd4 19. Bxd4 ({RR} 19. Nxe6 Qxe6 20. Bxd4 Qg4+ 21. Kh1 Qf3+ 22. Kg1 Kf7)
19... Rxf4 20. f3) 17... e5) ({RR} 16. f4 Qg6 17. Rfe1) 16... Qg6 17. Rfe1 Rf7
18. e4 fxe4 19. Qxe4 ({RR} 19. Rxe4 d5 20. cxd5 exd5 21. Re2 ({RR} 21. f5 Qxf5
22. Re8+ Rxe8 23. Qxf5 Bxd4+) 21... Qxc2 22. Rxc2 Nf8 23. f5 Re8) 19... Qxe4
20. Rxe4 Re8 21. Rde1 ({RR} 21. f5 Rfe7 22. fxe6 Rxe6 23. Rxe6 Rxe6 24. Kf2 Kf7
) 21... Rfe7 22. fxg5 ({RR} 22. R4e2) 22... Bxg5 23. Nf4 Bxf4 24. Rxf4 Nf8 25.
Rg4+ ({RR} 25. Kg2 Rg7 26. Rfe4 Rg6) 25... Rg7 26. Rge4 Rg6 27. b4 Nd7 28. Kg2
c6 29. R4e3 {Petrosian,T-Najdorf,M Los Angeles 1963 MCL [Dolmatov] 1/2-1/2 (33)
}) ({RR} 14... Qe8 15. Qc2 g5 16. d5 Bxb2 17. dxe6 ({RR} 17. Qxb2 e5) 17...
Qxe6 18. Qxb2 Rae8 19. e3 ({RR} 19. Qd2 h6 20. e3) 19... Qh6 20. f4 ({RR} 20.
h4 Ne5 21. Qe2 f4 22. exf4 ({RR} 22. hxg5 f3) 22... gxf4 23. Nxf4 Rxf4 24. gxf4
Qxf4) 20... g4 21. Rd5 Qe6 22. Rfd1 ({RR} 22. Qc2 c6 23. Rd4 Nc5) 22... Nf6 23.
R5d3 Rf7 24. Qd4 Rd7 25. Nh4 a6 26. Rc1 Kf7 27. Qb2 ({RR} 27. Kf2 d5 28. cxd5
Nxd5 29. Rcd1 c5 30. Qc4) 27... Red8 28. Qe2 c6 29. Rcd1 {Panno,O-Keres,P Los
Angeles 1963 MCL [Dolmatov] 0-1 (42)}) 15. Qc2 Bh6 16. e4 f4 17. Ne1 Qe7 18. e5
dxe5 19. dxe5 Rad8 20. Qe2 Qg5 21. Kg2 a5 22. Nf3 Qh5 23. Ba3 Rfe8 24. Rd4 Nb8
25. Rfd1 Rxd4 26. Rxd4 fxg3 27. hxg3 Qf7 28. Qe4 g6 29. Qb7 Bg7 30. c5 bxc5 31.
Bxc5 Nd7 32. Qxc7 Nxe5 33. Qxf7+ Nxf7 34. Ra4 Bc3 35. Rc4 Bf6 36. Bb6 Ra8 37.
Ra4 Bc3 38. Bd4 Bb4 39. a3 Bd6 40. b4 Bc7 41. Bc3 Kf8 42. b5 Ke8 43. Rc4 Kd7
44. a4 Rc8 45. Nd2 Nd6 46. Rd4 Ke7 47. Rd3 Nb7 48. Ne4 e5 49. Bb2 Bb6 50. Ba3+
Ke6 51. Ng5+ Kf5 52. Nxh7 e4 53. g4+ Kf4 54. Rd7 Rc7 55. Rxc7 Bxc7 56. Nf6 Bd8
57. Nd7 Kxg4 58. b6 Bg5 59. Nc5 Nxc5 60. Bxc5 Bf4 61. b7 Bb8 62. Be3 g5 63. Bd2
Kf5 64. Kh3 Bd6 65. Bxa5 g4+ 66. Kg2 1-0

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.05.15"]
[Round "20"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "D27"]
[PlyCount "42"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 c5 5. Bxc4 e6 6. O-O a6 7. Bb3 Nc6 8. Qe2
cxd4 9. Rd1 Be7 10. exd4 Na5 11. Bc2 b5 12. Nc3 Bb7 13. Bg5 O-O 14. Rac1 ({RR}
14. Ne5 Rc8 15. Bxf6 Bxf6 16. Be4 Bxe4 17. Nxe4 Be7 18. g3 Nc4 19. a4 Qd5 20.
Nc3 Qb7 21. axb5 axb5 22. Nxc4 bxc4 23. d5 exd5 24. Nxd5 Bc5 25. Rd2 Rfe8 26.
Qf3 Qb5 27. Kg2 h6 28. Rc1 Bf8 {Le Quang,L (2705)-Vorobiov,E (2584) Moscow
2013 1/2-1/2 (62)}) 14... Rc8 15. Bb1 Nc4 16. Ne5 Nb6 $146 ({RR} 16... Nd5 17.
Bxe7 Qxe7 18. Nxc4 Rxc4 19. Nxd5 Bxd5 20. Rxc4 Bxc4 21. Qe5 Bd5 22. Rc1 Qb4 23.
b3 Qa3 24. Qe3 Qd6 25. Rc5 Rd8 26. h3 g6 27. Rc3 b4 28. Rd3 Rc8 29. Rd1 Qc6 30.
Qg5 Be4 31. Bxe4 {Riazantsev,A (2442)-Skorchenko,D (2420) Ufa 2000 1/2-1/2 (32)
}) 17. Qd3 g6 18. Bh6 Re8 19. Qh3 Nc4 20. Nxc4 Rxc4 21. Ne2 Qb6 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.05.18"]
[Round "21"]
[White "Petrosian, Tigran V"]
[Black "Botvinnik, Mikhail"]
[Result "1/2-1/2"]
[ECO "A16"]
[PlyCount "19"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. c4 Nf6 2. Nf3 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. dxc3 Qxd1+ 7. Kxd1 Bg4
8. Be2 Nd7 ({RR} 8... Bxf3 9. Bxf3 Nd7 10. Kc2 e5 11. Be3 Bc5 12. Bxc5 Nxc5 13.
b4 Nd7 14. Be2 Ke7 15. Bc4 Nf6 16. f3 h5 17. h4 Rhg8 18. Rhd1 g5 19. hxg5 Rxg5
20. Rd2 Rag8 21. Bf1 h4 22. Rad1 Rg3 23. Rd3 {Goryachkina,A (2402)-Kovchan,A
(2579) Wijk aan Zee 2013 0-1 (58)}) 9. Be3 ({RR} 9. h3 Bxf3 10. Bxf3 h5 11. Kc2
Bh6 12. Bxh6 Rxh6 13. Rad1 e6 14. h4 Ke7 15. Rd4 Rhh8 16. Rhd1 Rhd8 17. Be2 e5
18. R4d2 Nf6 19. f3 {1/2-1/2 (19) Kortschnoj,V (2610)-Ivanchuk,V (2725) Luzern
1997}) 9... e5 10. Nd2 $146 ({RR} 10. h3 Bxf3 11. Bxf3 Bc5 12. Bxc5 Nxc5 13.
Kc2 Ke7 14. b4 Ne6 15. g3 Rhd8 16. h4 a5 17. a3 Rd6 18. Be2 Rad8 19. Rad1 axb4
20. axb4 Rxd1 21. Rxd1 Rxd1 22. Bxd1 c5 23. b5 Nc7 24. Be2 Ne8 {Terrie,H (2160)
-Polizoti,G Boxborough 1999 1/2-1/2}) 1/2-1/2

[Event "World Championship 25th"]
[Site "Moscow"]
[Date "1963.05.20"]
[Round "22"]
[White "Botvinnik, Mikhail"]
[Black "Petrosian, Tigran V"]
[Result "1/2-1/2"]
[ECO "D23"]
[PlyCount "20"]
[EventDate "1963.03.23"]
[EventRounds "22"]
[EventCountry "RUS"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Qa4+ Nc6 5. Nc3 Nd5 6. e4 Nb6 7. Qd1 Bg4 8.
d5 Ne5 9. Bf4 Ng6 10. Be3 $146 ({RR} 10. Bg3 e5 11. dxe6 Bxe6 12. Qxd8+ Rxd8
13. Bxc7 Rd7 14. Bxb6 axb6 15. Ng5 Rd4 16. Rd1 Rxd1+ 17. Kxd1 Ne5 18. Kc2 Bc5
19. Nxe6 fxe6 20. f4 Ng4 21. Bxc4 Ne3+ 22. Kb3 Nxg2 23. Bxe6 Nxf4 24. Bc8 g5 {
Rajkovic,D (2490)-Barle,J (2395) Yugoslavia 1983 1-0 (42)}) ({RR} 10. Bg3 e6
11. dxe6 Bxe6 12. Qxd8+ Rxd8 13. Bxc7 Rd7 14. Bxb6 axb6 15. Ng5 Ne5 16. f4 Nd3+
{1/2-1/2 (16) Dreev,A (2657)-Ganguly,S (2631) Sabadell 2008}) ({RR} 10. Bg3 e6
11. dxe6 Bxe6 12. Qxd8+ Rxd8 13. Bxc7 Rd7 14. Bxb6 axb6 15. Ng5 Ne5 16. Nxe6
fxe6 17. f4 Nd3+ 18. Bxd3 Rxd3 19. Rd1 Rxd1+ 20. Kxd1 Bc5 21. Kc2 Rf8 22. g3 g5
23. Rf1 Rf6 24. e5 Rh6 {Banusz,T (2554)-Mista,A (2564) Krakow 2011 1/2-1/2 (38)
}) 10... e6 1/2-1/2