[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.01.11"]
[Round "1"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "0-1"]
[ECO "D11"]
[PlyCount "92"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 c6 3. e3 Bf5 4. Nc3 e6 5. Nf3 Nd7 6. a3 Bd6 7. c5 Bc7 8. b4 e5
9. Be2 $146 ({RR} 9. dxe5 Nxe5 10. Nd4 Bd7 11. f4 Ng4 12. Be2 N8h6 13. O-O Qe7
14. Qd3 f5 15. h3 Nf6 16. Bb2 O-O 17. Rae1 Rae8 18. Bd1 Ne4 19. Nxe4 fxe4 20.
Qc3 Nf5 21. Nxf5 Bxf5 22. Rf2 Rd8 23. Bb3 Rf6 {Mason,J-Schallopp,E Manchester
1890 1-0 (56)}) 9... Ngf6 10. Bb2 e4 11. Nd2 h5 12. h3 Nf8 13. a4 Ng6 14. b5
Nh4 15. g3 Ng2+ 16. Kf1 Nxe3+ 17. fxe3 Bxg3 18. Kg2 Bc7 19. Qg1 Rh6 20. Kf1 Rg6
21. Qf2 Qd7 22. bxc6 bxc6 23. Rg1 Bxh3+ 24. Ke1 Ng4 25. Bxg4 Bxg4 26. Ne2 Qe7
27. Nf4 Rh6 28. Bc3 g5 29. Ne2 Rf6 30. Qg2 Rf3 31. Nf1 Rb8 32. Kd2 f5 33. a5 f4
34. Rh1 Qf7 35. Re1 fxe3+ 36. Nxe3 Rf2 37. Qxf2 Qxf2 38. Nxg4 Bf4+ 39. Kc2 hxg4
40. Bd2 e3 41. Bc1 Qg2 42. Kc3 Kd7 43. Rh7+ Ke6 44. Rh6+ Kf5 45. Bxe3 Bxe3 46.
Rf1+ Bf4 0-1

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.01.13"]
[Round "2"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "92"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8.
exd5 cxd5 9. O-O O-O 10. Bg5 c6 11. Ne2 Bd6 12. Ng3 h6 13. Bd2 Ng4 14. Be2 Qh4
15. Bxg4 Bxg4 16. Qc1 Be2 $146 ({RR} 16... Bd7 17. c3 f5 18. f4 Rfe8 19. Rf3
Re7 20. c4 Rae8 21. Qc2 Qf6 22. Rd1 Qf7 23. c5 Bc7 24. Qc1 Bc8 25. Re1 Rxe1+
26. Bxe1 Bd8 27. Bc3 Bf6 28. Bxf6 Qxf6 29. Qd2 Qe7 30. b4 Qf6 31. Kf2 {Thomson,
A-Benitez,C Moscow 1956 1/2-1/2 (53)}) ({RR} 16... Be6 17. c3 Rfe8 18. Be3 a5
19. f4 Bd7 20. Qd2 Qe7 21. Rae1 Bc5 22. Bxc5 Qxc5+ 23. Qd4 Qxd4+ {1/2-1/2 (23)
Bischoff,P (2089)-Hohler,P (2213) Graechen 2013}) 17. Re1 Ba6 18. Bc3 f5 19.
Re6 Rad8 20. Qd2 d4 21. Ba5 Rd7 22. Rxd6 Rxd6 23. Bb4 Qf6 24. Rd1 Rd5 25. Bxf8
Qxf8 26. Nh5 Qe8 27. Nf4 Re5 28. h4 c5 29. h5 Re4 30. c3 Qb8 31. g3 Qe5 32. Ng6
Qd6 33. Nf4 d3 34. b3 c4 35. Rb1 Kh7 36. Kh2 Qb6 37. Kg1 Bb7 38. Rb2 Qc6 39. f3
Qc5+ 40. Qf2 Re1+ 41. Kh2 Qxf2+ 42. Rxf2 Bxf3 43. g4 Be2 44. Ng2 d2 45. Ne3
cxb3 46. axb3 Bxg4 0-1

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.01.15"]
[Round "3"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "93"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 c6 3. e3 Bf5 4. a3 ({RR} 4. cxd5 cxd5 5. Nc3 e6 6. Qb3 {1/2-1/2
(6) Kozul,Z (2611)-Nikolic,P (2657) Bled 2000}) ({RR} 4. cxd5 cxd5 5. Nc3 e6 6.
Qb3 Qc7 7. Nf3 Nc6 8. Ne5 f6 9. Nd3 a6 10. Bd2 Bd6 11. Na4 Nge7 12. Rc1 O-O 13.
Be2 Kh8 14. Qb6 e5 15. Ndc5 Rab8 16. dxe5 fxe5 17. g4 Qxb6 18. Nxb6 Bxc5 {
Georgiev,V (2574)-Lemmers,O (2382) Belgium 2012 1-0 (60)}) 4... e6 $146 ({RR}
4... Nf6 5. Nc3 e6 6. b4 Be7 7. Bb2 O-O 8. Nf3 h6 9. Rc1 Nbd7 10. Be2 Ne4 11.
O-O Ndf6 12. Ne5 dxc4 13. Nxc4 Nxc3 14. Bxc3 Be4 15. Nd2 Bf5 16. f3 Qc7 17. Nb3
Rad8 18. e4 Bh7 19. Qe1 {Mainka,W (1687)-Walther,M (1069) Bad Zwesten 2002 1-0
(62)}) ({RR} 4... Bxb1 5. Rxb1 a6 6. Nf3 Nd7 7. cxd5 cxd5 8. Qb3 b5 9. Qxd5
Ngf6 10. Qc6 Qc8 11. Qxc8+ Rxc8 12. a4 Rb8 13. axb5 axb5 14. Ra1 e6 15. Bd2 Ne4
16. Bd3 Nxd2 17. Kxd2 f6 18. Ra7 Bd6 19. Rc1 {Berntsen,F-Henriksen,I Norway
1999 1-0 (38)}) 5. c5 a5 6. Qb3 Qc7 7. Nc3 Nd7 8. Na4 Ngf6 9. Ne2 Be7 10. Ng3
Bg6 11. Bd2 O-O 12. Be2 Rfb8 13. O-O b6 14. cxb6 Nxb6 15. Nxb6 Rxb6 16. Qc3 Qb7
17. Ra2 Nd7 18. Bd1 c5 19. Ba4 c4 20. Qc1 Nf6 21. Bc3 Bd6 22. f3 Qb8 23. f4 Bd3
24. Re1 h5 25. h4 Qd8 26. Bd1 g6 27. Qd2 Rbb8 28. Qf2 Be7 29. Bf3 Ne4 30. Bxe4
dxe4 31. Nh1 Bxh4 32. g3 Be7 33. Qd2 Qd5 34. Nf2 a4 35. Kg2 Rb3 36. Rh1 Kg7 37.
Raa1 Bd8 38. g4 hxg4 39. Nxg4 Ba5 40. Rh7+ Kf8 41. Rh8+ Kg7 42. Rh7+ Kf8 43.
Qf2 Bd8 44. Ne5 Kg8 45. Rah1 Bf6 46. Rxf7 Rf8 47. Rxf6 1-0

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.01.18"]
[Round "4"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "0-1"]
[ECO "C67"]
[PlyCount "78"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7
8. Bf1 O-O 9. d4 Bf6 10. Re1 Re8 11. c3 Rxe1 12. Qxe1 Nf5 ({RR} 12... Ne8 13.
Bf4 d5 14. Bd3 g6 15. Nd2 Ng7 16. Qe2 c6 17. Re1 Bf5 18. Bxf5 Nxf5 19. Nf3 Ng7
20. Be5 Ne6 21. Bxf6 Qxf6 22. Ne5 Re8 23. Ng4 Qd8 24. Qe5 Ng7 25. Qxe8+ Nxe8
26. Rxe8+ Qxe8 27. Nf6+ {Carlsen,M (2870)-Anand,V (2775) Chennai 2013 1/2-1/2
(33)}) 13. Bf4 d6 ({RR} 13... c6 14. Nd2 d5 15. Nf3 Nd6 16. Be5 Bg4 17. Bxf6
Qxf6 18. Ne5 Bf5 19. Qe3 Re8 20. Qf4 Qd8 21. h3 f6 22. Nf3 g5 23. Qd2 Kg7 24.
Re1 h5 25. Rxe8 Qxe8 26. h4 g4 27. Qf4 Qe7 28. Nd2 {Frolyanov,D (2563)
-Karjakin,S (2786) Moscow 2013 1/2-1/2 (56)}) 14. Nd2 Be6 $146 ({RR} 14... g5
15. Be3 d5 16. Bd3 h6 17. Nf3 Bg7 18. Bd2 Be6 19. Qe2 Nd6 20. Re1 Bf5 21. Bxf5
Nxf5 22. Ne5 Nd6 23. Qh5 Qf6 24. h4 Ne4 25. Be3 gxh4 26. Nf3 c6 27. Nxh4 Nd6
28. Bc1 Re8 29. Rxe8+ {Kovacevic,A (2575)-Drazic,S (2486) Pula 2011 1/2-1/2
(41)}) 15. Bd3 Nh4 16. Ne4 Ng6 17. Bd2 d5 18. Nc5 Bc8 19. Qe3 b6 20. Nb3 Qd6
21. Qe8+ Nf8 22. Re1 Bb7 23. Qe3 Ne6 24. Qf3 Rd8 25. Qf5 Nf8 26. Bf4 Qc6 27.
Nd2 Bc8 28. Qh5 g6 29. Qe2 Ne6 30. Bg3 Qb7 31. Nf3 c5 32. dxc5 bxc5 33. Ne5 c4
34. Bb1 Bg7 35. Rd1 Bd7 36. Qf3 Be8 37. Nxc4 dxc4 38. Rxd8 Nxd8 39. Qe2 Ne6 0-1

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.01.20"]
[Round "5"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "63"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Qb3 Bc8 7. Nf3 Nc6 8.
Ne5 e6 9. Bb5 Qc7 ({RR} 9... Bd7 10. O-O Bd6 11. Nxd7 Qxd7 12. Bd2 O-O 13. Rfc1
Rfc8 14. Na4 Qe7 15. Be1 Rc7 16. Rc2 Rac8 17. Rac1 h5 18. f3 e5 19. dxe5 Qxe5
20. Bg3 Qe7 21. Bxc6 Bxg3 22. hxg3 Rxc6 23. Rxc6 bxc6 24. Nc5 {Rodshtein,M
(2634)-Ipatov,A (2601) Valjevo 2012 1/2-1/2 (51)}) ({RR} 9... Bd7 10. Bd3 Rb8
11. f4 Be7 12. O-O O-O 13. Bd2 Ne8 14. Rf3 Nxe5 15. fxe5 Bc6 16. Rh3 g6 17. Qd1
f5 18. Ne2 Ng7 19. Qe1 g5 20. g4 h5 21. gxf5 exf5 22. Rf3 h4 23. Bb4 Bxb4 24.
Qxb4 {De Oliveira,H (2118)-Amorim,G (1827) Teresina 2013 1-0 (32)}) 10. Bd2 Bd6
11. f4 $146 ({RR} 11. Nf3 O-O 12. Rc1 Na5 13. Qd1 Qd8 14. O-O a6 15. Be2 Bd7
16. Bd3 Nc4 17. Rc2 Bc6 18. Qe2 Nb6 19. Rfc1 Ne4 20. Be1 f5 21. Nd2 Qh4 22. h3
Qh6 23. Qf3 Rf6 24. Be2 Be8 25. g3 Ng5 {Golubeva,M-Erykalova,M (1898) Dagomys
2009 1/2-1/2 (47)}) 11... O-O 12. Rc1 Bxe5 13. fxe5 Ne8 14. O-O f6 15. Bd3 Rf7
16. Qc2 f5 17. Ne2 Bd7 18. Rf2 Rc8 19. Bc3 Qb6 20. Qd2 Ne7 21. Rcf1 Bb5 22. Bb1
Qa6 23. g4 g6 24. h3 Rc7 25. Re1 Ng7 26. Nf4 Nc8 27. gxf5 gxf5 28. Rg2 Kh8 29.
Kh2 Qc6 30. Reg1 Ne7 31. Qf2 Qe8 32. Rxg7 1-0

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.02.03"]
[Round "6"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "1-0"]
[ECO "C67"]
[PlyCount "121"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7
8. Nc3 O-O 9. Bd3 Bf6 10. Re3 g6 11. b3 ({RR} 11. Qf3 Bg7 12. b3 Ne8 13. Ba3 d6
14. Rae1 Nf6 15. h3 Nd7 16. Nd5 Kh8 17. Re7 c6 18. Bxd6 cxd5 19. Rxf7 Re8 20.
Be7 Qa5 21. Re6 Qxa2 22. Bf6 Nxf6 23. Qxf6 {1-0 (23) Sammour Hasbun,J (2463)
-Ivanov,A (2529) Saint Louis 2013}) 11... Re8 ({RR} 11... b6 12. Ba3 Bb7 13.
Qg4 c5 14. Rae1 Re8 15. b4 Rxe3 16. Rxe3 Bd4 17. Re1 Qf6 18. Nd1 c4 19. Bf1 Bc6
20. c3 Be5 21. Bxc4 h5 22. Qe2 Qf4 23. Qxe5 Qxe5 24. Rxe5 Nxc4 25. b5 Nxd2 {
0-1 (25) Yu,S (2518)-Zhang,Z (2657) Moscow 2001}) 12. Qf3 Bg5 $146 ({RR} 12...
Bd4 13. Ba3 Re6 14. Re2 c6 15. Qf4 Bxc3 16. dxc3 Rxe2 17. Bxe2 Nf5 18. g4 Ng7
19. Qd6 b5 20. Rd1 Ne6 21. Qe5 Qg5 22. Bd6 Qxe5 23. Bxe5 d5 24. Bf6 Rb8 25. Kf1
Rb6 26. c4 bxc4 27. bxc4 {Holzhaeuer,M (2372)-Remmler,H (2240) Stuttgart 2004
1-0 (51)}) 13. Rxe8+ Nxe8 14. Bb2 c6 15. Ne4 Be7 16. Qe3 d5 17. Qd4 f6 18. Ng3
Be6 19. Re1 Ng7 20. h4 Qd7 21. h5 Bf7 22. hxg6 Bxg6 23. Qe3 Kf7 24. Qf4 Re8 25.
Re3 Ne6 26. Qg4 Nf8 27. Nf5 Bc5 28. Nh6+ Kg7 29. Nf5+ Kf7 30. Nh6+ Kg7 31. Nf5+
Kf7 32. Nh6+ Kg7 33. Nf5+ Kf7 34. Nh6+ Kg7 35. Bxg6 Qxg4 36. Nxg4 Rxe3 37. fxe3
Kxg6 38. Nxf6 Bb4 39. d3 Ne6 40. Kf2 h5 41. g4 h4 42. Nh5 Bd6 43. Kg2 c5 44.
Bf6 Ng5 45. Bxg5 Kxg5 46. Kh3 Be5 47. Nf4 d4 48. Ne6+ Kf6 49. exd4 cxd4 50. Nc5
Kg5 51. Nxb7 Kf4 52. Na5 Bf6 53. Nc6 Ke3 54. Nxa7 Kd2 55. Nc6 Kxc2 56. a4 Kxd3
57. Nb4+ Ke2 58. a5 Be7 59. Nd5 Kf3 60. Nxe7 d3 61. Nd5 1-0

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.02.05"]
[Round "7"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "0-1"]
[ECO "E57"]
[PlyCount "70"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 c5 5. Nf3 Nc6 6. a3 dxc4 7. Bxc4 cxd4 8.
exd4 Be7 9. O-O O-O 10. Be3 ({RR} 10. Re1 a6 11. Ba2 b5 12. Qd3 Bb7 13. Bg5 b4
14. Ne2 Na5 15. Rac1 Be4 16. Qe3 Bd5 17. Bxf6 Bxa2 18. axb4 Bxf6 19. bxa5 Rb8
20. Nc3 Rxb2 21. Re2 Rxe2 22. Qxe2 Bd5 23. Nxd5 Qxd5 24. Qxa6 Bxd4 {Iliushkin,
E (2264)-Shpilevoy,E (2006) Izhevsk 2012 1-0 (54)}) ({RR} 10. Re1 Re8 11. Bf4
Nd5 12. Bg3 a6 13. Ne4 b5 14. Ba2 Bd7 15. Nc5 h6 16. Rc1 Bf6 17. Ne5 Bxe5 18.
dxe5 Nce7 19. Nb7 Qb6 20. Nd6 Rf8 21. Kh1 Bc6 22. Qd3 Rad8 23. Bb1 Ng6 24. Qc2
Nde7 {Zukertort,J-Noa,J Berlin 1881 1/2-1/2 (46)}) 10... Bd7 11. Qd3 $146 ({RR
} 11. Qe2 Rc8 12. Rac1 Qa5 13. Rfd1 Rfd8 14. h3 Be8 15. Ba2 a6 16. Bb1 g6 17.
Ne4 Qd5 18. Nc5 Na5 19. b4 Bb5 20. Qe1 Nc4 21. Ba2 b6 22. Ne5 bxc5 23. Bxc4
Bxc4 24. Nxc4 cxb4 25. Nb6 Qb7 {Glienke,M (2360)-Payen,A (2300) Eger 1996 1-0
(59)}) 11... Rc8 12. Rac1 Qa5 13. Ba2 Rfd8 14. Rfe1 Be8 15. Bb1 g6 16. Qe2 Bf8
17. Red1 Bg7 18. Ba2 Ne7 19. Qd2 Qa6 20. Bg5 Nf5 21. g4 Nxd4 22. Nxd4 e5 23.
Nd5 Rxc1 24. Qxc1 exd4 25. Rxd4 Nxd5 26. Rxd5 Rxd5 27. Bxd5 Qe2 28. h3 h6 29.
Bc4 Qf3 30. Qe3 Qd1+ 31. Kh2 Bc6 32. Be7 Be5+ 33. f4 Bxf4+ 34. Qxf4 Qh1+ 35.
Kg3 Qg1+ 0-1

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.02.08"]
[Round "8"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "1/2-1/2"]
[ECO "C67"]
[PlyCount "43"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bd3 O-O 8.
Qh5 f5 9. Nc3 Nxe5 10. Rxe5 g6 11. Qf3 c6 12. b3 Nf7 13. Re2 d5 14. Bb2 Bf6
$146 ({RR} 14... Ng5 15. Qe3 Bf6 16. Nd1 Bd7 17. f4 Re8 18. Qf2 Rxe2 19. Qxe2
Ne6 20. Qf2 Bxb2 21. Nxb2 Qb6 22. g3 Re8 23. Bf1 Nd4 24. Na4 Nf3+ 25. Kg2 Qxf2+
26. Kxf2 Nxd2 27. Bd3 b6 28. a3 c5 29. Nb2 {Righi,E (2094)-Antoniou,A (2177)
Dresden 2008 0-1 (117)}) 15. Rae1 Qd6 16. Re8 Bd7 17. Rxa8 Rxa8 18. Nd1 Ng5 19.
Qe2 Re8 20. Qf1 Bxb2 21. Rxe8+ Bxe8 22. Nxb2 1/2-1/2

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.02.10"]
[Round "9"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "0-1"]
[ECO "D26"]
[PlyCount "76"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 dxc4 5. e3 c5 6. Bxc4 cxd4 7. exd4 Be7 8.
O-O O-O 9. Qe2 Nbd7 10. Bb3 ({RR} 10. d5 exd5 11. Nxd5 Nxd5 12. Bxd5 Nb6 13.
Bb3 Bf6 14. Rd1 Qe8 15. Qxe8 Rxe8 16. Ng5 Bxg5 17. Bxg5 Be6 18. Bxe6 Rxe6 19.
Rac1 Re2 20. Bd2 Rd8 21. Bc3 Rxd1+ 22. Rxd1 f6 23. Kf1 Re7 24. Bd4 Rd7 {
Kempinski,R (2616)-Nikolic,P (2602) Germany 2010 1/2-1/2}) ({RR} 10. Re1 Re8
11. Bxe6 Bb4 12. Bxf7+ Kxf7 13. Qc4+ Kf8 14. Qxb4+ Kg8 15. Bf4 h6 16. Qb3+ Kh8
17. Nb5 a6 18. Nd6 Rxe1+ 19. Rxe1 Qb6 20. Nf7+ Kg8 21. Nxh6+ Kh8 22. Re8+ Kh7
23. Qc2+ g6 24. Re7+ Kh8 {Trujillo,O (2249)-Barajas,I (1821) Bogota 2012 1-0})
10... Nb6 11. Bf4 Nbd5 12. Bg3 Qa5 $146 ({RR} 12... a6 13. Rfd1 b5 14. Rac1 Bb7
15. Ne5 Rc8 16. a4 bxa4 17. Nxa4 Rxc1 18. Rxc1 Nb4 19. Nxf7 Rxf7 20. Bxe6 Nbd5
21. Re1 Bc8 22. Bxf7+ Kxf7 23. Nc5 Qb6 24. Nd3 Kg8 25. Rc1 Bf5 26. Ne5 Qb5 27.
Nc4 {Riveiro,J-Novo,J Buenos Aires 1967 1-0 (52)}) 13. Rac1 Bd7 14. Ne5 Rfd8
15. Qf3 Be8 16. Rfe1 Rac8 17. Bh4 Nxc3 18. bxc3 Qc7 19. Qd3 Nd5 20. Bxe7 Qxe7
21. Bxd5 Rxd5 22. c4 Rdd8 23. Re3 Qd6 24. Rd1 f6 25. Rh3 h6 26. Ng4 Qf4 27. Ne3
Ba4 28. Rf3 Qd6 29. Rd2 Bc6 30. Rg3 f5 31. Rg6 Be4 32. Qb3 Kh7 33. c5 Rxc5 34.
Rxe6 Rc1+ 35. Nd1 Qf4 36. Qb2 Rb1 37. Qc3 Rc8 38. Rxe4 Qxe4 0-1

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.02.26"]
[Round "10"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "1/2-1/2"]
[ECO "C67"]
[PlyCount "42"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 {ChessBase SI} e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5
Be7 7. Bd3 O-O 8. Nc3 Nxe5 9. Rxe5 c6 10. b3 Re8 ({RR} 10... Ne8 11. Qf3 d5 12.
Bb2 Bf6 ({RR} 12... g6 13. Rae1 Bf6 14. Rxe8 Rxe8 15. Rxe8+ Qxe8 16. Qxf6) ({RR
} 12... Nd6 13. Rae1 Be6 14. Ba3 ({RR} 14. Rh5 g6 15. Rh6 Bf6) 14... Re8 15.
Ne2 Bf8 16. Nf4 Bd7) 13. Re2 Nc7 14. Ba3 Re8 15. Rae1 Be6 16. Nd1 d4 17. Nb2
Qd5 18. Be4 Qa5 19. Nc4 Bxc4 20. bxc4 Rad8 21. g3 Re6 22. Bf5 Rxe2 23. Rxe2 Ne6
24. Qd3 Nf8 25. h4 {Andreikin,D (2715)-Jakovenko,D (2722) Moscow 2012 1-0 (46)}
) ({RR} 10... Ne8 11. Bb2 d5 12. Qf3 Bf6 13. Re2 Nc7 14. Ba3 Ne6 15. Bxf8 Nd4
16. Qh5 Nxe2+ 17. Qxe2 Qxf8 18. Re1 Bd7 19. a4 a5 20. Qf3 Qd6 21. Bf5 Re8 22.
Re3 Rxe3 23. fxe3 Bxc3 24. dxc3 Be6 25. Bxe6 {Wilson,B (2072)-Porter,R (2128)
Kingston 2013 1/2-1/2}) ({RR} 10... Ne8 11. Bb2 d5 12. Qf3 Bf6 13. Re2 Nc7 14.
Ba3 Re8 15. Rae1 Ne6 16. Na4 Bd7 17. Nc5 Nxc5 18. Rxe8+ Bxe8 19. Bxc5 b6 20.
Ba3 Bd7 21. Qg3 c5 22. c3 Be6 23. Bb2 Qd7 24. Bc2 Re8 25. h3 {Steinitz,
W-Zukertort,J USA 1886 MainBase [ChessBase] 1/2-1/2 (48)}) 11. Ba3 Bf8 $146 ({
RR} 11... Nf5 12. Qe2 d6 13. Rxf5 Bxf5 14. Bxf5 Bg5 15. Qd3 g6 16. Bg4 d5 17.
Rf1 Qa5 18. Bb2 Bf6 19. f4 Re7 20. f5 Rae8 21. fxg6 hxg6 22. g3 Bg7 23. Kg2 Qb4
24. Bf3 Re1 25. a4 Rxf1 26. Kxf1 {Ghinda,M (2445)-Spassov,L (2450) Baile
Herculane 1978 EXT 2003 [SI] 1-0 (45)}) 12. Re3 Rxe3 13. fxe3 Ne4 14. Bxf8 Nxc3
15. Qh5 g6 16. Qe5 Qxf8 17. Qxc3 Qg7 18. Qxg7+ Kxg7 19. e4 d6 20. Re1 Bd7 21.
Kf2 Re8 1/2-1/2

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.01"]
[Round "11"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "0-1"]
[ECO "C49"]
[PlyCount "84"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. Nd5 Nxd5 7. exd5 e4 8.
dxc6 exf3 9. Qxf3 dxc6 10. Bd3 Bd6 ({RR} 10... Re8 11. Bc4 Be6 12. Bxe6 Rxe6
13. d4 Qd5 14. Qxd5 cxd5 15. Bf4 Ba5 16. c3 c6 17. Rfe1 Rae8 18. Rxe6 Rxe6 19.
Kf1 Kf8 20. Rd1 Ke7 21. Rd3 Kd7 22. Rh3 h6 23. Be5 f6 24. Bb8 a6 25. f4 {
Musalov,R (2367)-Kotenko,P (2367) Taganrog 2013 1/2-1/2 (60)}) 11. b3 Qg5 12.
Bb2 Qxd2 $146 ({RR} 12... Be6 13. Qe4 Qh6 14. f4 f5 15. Qxe6+ Qxe6 16. Bc4 Qxc4
17. bxc4 Rae8 18. d3 Re2 19. Rac1 Rfe8 20. g3 Kf7 21. a4 Bc5+ 22. d4 Bb4 23.
Rf2 Bd2 24. Kf1 Bxc1 25. Rxe2 Rxe2 {0-1 (25) Santos,M (2026)-Craciun,I (1907)
Lisbon 2009}) 13. Bc1 Qa5 14. Bf4 Be6 15. Rae1 Rfe8 16. Re3 Bd5 17. Bxh7+ Kxh7
18. Qh5+ Kg8 19. Rh3 f6 20. Qh7+ Kf7 21. Qh5+ Kf8 22. Qh8+ Kf7 23. Qh5+ Kf8 24.
Qh8+ Kf7 25. Qh5+ Kf8 26. Qh8+ Kf7 27. Qh5+ Kf8 28. Qh8+ Kf7 29. Qh5+ Kf8 30.
Qh8+ Kf7 31. Qh5+ Ke7 32. Re3+ Kf8 33. Qh8+ Bg8 34. Bh6 Re7 35. Rxe7 Kxe7 36.
Bxg7 Qf5 37. Re1+ Kf7 38. Bh6 Qh7 39. Qxh7+ Bxh7 40. c4 a5 41. Be3 c5 42. Rd1
a4 0-1

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.03"]
[Round "12"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "1-0"]
[ECO "C67"]
[PlyCount "87"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bxc6 dxc6
8. Qe2 Be6 9. d3 Nf5 10. Nd2 ({RR} 10. c3 O-O 11. Bf4 Bd6 12. Nd2 Qh4 13. Qf3
Rfe8 14. Ne4 f6 15. Nxd6 cxd6 16. Nc4 Bd5 17. Rxe8+ Rxe8 18. Bg3 Bxf3 19. Bxh4
Nxh4 20. gxf3 Nxf3+ 21. Kg2 Nh4+ 22. Kh3 Nf5 23. Kg4 g6 24. Na5 Re7 {Panarin,M
(2430)-Ponomariov,R (2722) playchess.com INT 2004 0-1 (49)}) 10... O-O 11. c3
Re8 12. Ne4 Qd5 $146 ({RR} 12... Nd6 13. Nc5 Bf6 14. d4 Bc4 15. Qg4 Be6 16. Qg3
Bh4 17. Qf3 Bd5 18. Qg4 b6 19. Ncd3 Be6 20. Qf4 Bd5 21. b3 Qf6 22. Nb4 a5 23.
Nbd3 b5 24. Bd2 Re7 25. Qg4 Rae8 26. Bf4 Ne4 27. c4 {Tiaden,J-Benzen,M
Naumburg 2003 1-0 (45)}) 13. Bf4 Rad8 14. d4 Nd6 15. Nc5 Bc8 16. Ncd3 f6 17.
Nb4 Qb5 18. Qxb5 Nxb5 19. Ned3 Bf5 20. a4 Nd6 21. a5 Nb5 22. a6 Bxd3 23. Nxd3
b6 24. Re3 Kf7 25. Rae1 Rd7 26. Nb4 g5 27. Bg3 f5 28. f4 c5 29. Nc6 cxd4 30.
cxd4 Kf8 31. Re5 Nxd4 32. Nxd4 Rxd4 33. Rxf5+ Kg7 34. fxg5 Bc5 35. Rxc5 Rxe1+
36. Bxe1 bxc5 37. Bc3 Kg6 38. Bxd4 cxd4 39. h4 Kf5 40. Kf2 Ke4 41. Ke2 c5 42.
b3 Ke5 43. Kd3 Kf4 44. b4 1-0

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.05"]
[Round "13"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "1-0"]
[ECO "E57"]
[PlyCount "171"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 c5 5. e3 cxd4 6. exd4 dxc4 7. Bxc4 Nc6 8.
Nf3 Be7 9. O-O O-O 10. Re1 ({RR} 10. a3 a6 11. b4 Nd5 12. Nxd5 exd5 13. Bd3 Bg4
14. h3 Bh5 15. Be2 Qb6 16. g4 Bg6 17. Ne5 Nxd4 18. Nd7 Qe6 19. Qxd4 Qxd7 20.
Rad1 Rad8 21. Bf3 Qa4 22. Bc1 Bf6 23. Qf4 Qb3 24. Kg2 h6 {Morvay,M (2295)
-Ghinda,M (2450) Budapest 1990 0-1 (51)}) 10... Bd7 ({RR} 10... a6 11. a4 Na5
12. Ba2 Bb4 13. Qd3 Bd7 14. Ne5 Nh5 15. Bd2 Rc8 16. Bb1 g6 17. Bc2 Nc6 18. Ne4
Bxd2 19. Qxd2 Nxe5 20. dxe5 Bc6 21. Nd6 Rc7 22. b4 Bd5 23. Be4 Nf6 24. exf6
Qxf6 25. Rac1 {Dimitrijevic,D (1896)-Piovar,J (1536) Caleta 2013 1-0 (33)}) 11.
Qe2 $146 ({RR} 11. Ne5 Nxe5 12. dxe5 Ne8 13. Re3 Bc6 14. Qh5 Qd4 15. Rh3 Be4
16. Nxe4 Qxe4 17. Bd3 {1-0 (18) Estepa Fonseca,O-Llaneza Vega,V Asturias 1993})
11... Qa5 12. Nb5 a6 13. Bc7 b6 14. Nc3 Rfc8 15. Bf4 b5 16. Bb3 Qb6 17. Red1
Na5 18. Bc2 Nc4 19. Bd3 Nd6 20. Ne5 Be8 21. Bg5 Qd8 22. Qf3 Ra7 23. Qh3 h6 24.
Be3 Rac7 25. d5 b4 26. Ne2 Nxd5 27. Bxa6 Ra8 28. Bd3 Bf6 29. Bd4 Nb5 30. Nf3
Nxd4 31. Nfxd4 Ra5 32. Qf3 Ba4 33. Re1 Ne7 34. Qe4 g6 35. b3 Be8 36. Bc4 Nf5
37. Nxe6 fxe6 38. Bxe6+ Kg7 39. Rad1 Qe7 40. Nf4 Re5 41. Qb1 Rxe1+ 42. Rxe1 Bc3
43. Nd5 Qc5 44. Nxc7 Qxc7 45. Rd1 Nd4 46. Bc4 Bc6 47. Qd3 Ba8 48. Qe3 Qd6 49.
a3 Bc6 50. axb4 Qf6 51. Kf1 Nb5 52. Qe6 Qxe6 53. Bxe6 Bxb4 54. Bd7 Nc3 55. Rd4
Bxd7 56. Rxd7+ Kf6 57. Rd4 Be7 58. b4 Ke5 59. Rc4 Nb5 60. Rc6 Bd6 61. Rb6 Nd4
62. Rb7 g5 63. b5 Kd5 64. b6 Kc6 65. Rh7 Kxb6 66. Rxh6 Kc7 67. h4 gxh4 68. Rxh4
Nf5 69. Rh7+ Kd8 70. g4 Ne7 71. Kg2 Ke8 72. Kf3 Bc5 73. Rh5 Bd4 74. Kg3 Kf7 75.
f4 Bc3 76. Rb5 Be1+ 77. Kf3 Bc3 78. g5 Ba1 79. Kg4 Bc3 80. f5 Bd4 81. Rb7 Bc3
82. Kh5 Bd4 83. Kh6 Bg7+ 84. Kh7 Be5 85. g6+ Kf8 86. Rxe7 1-0

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.12"]
[Round "14"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "1/2-1/2"]
[ECO "C67"]
[PlyCount "96"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bd3 O-O 8.
Nc3 Nxe5 9. Rxe5 c6 10. b3 Ne8 11. Bb2 d5 12. Qf3 Bf6 13. Re2 Nc7 14. Ba3 Re8 (
{RR} 14... Ne6 15. Bxf8 Nd4 16. Qh5 Nxe2+ 17. Qxe2 Qxf8 18. Re1 Bd7 19. a4 a5
20. Qf3 Qd6 21. Bf5 Re8 22. Re3 Rxe3 23. fxe3 Bxc3 24. dxc3 Be6 25. Bxe6 fxe6
26. Qh5 g6 27. Qh4 {1/2-1/2 (27) Wilson,B (2072)-Porter,R (2128) Kingston 2013}
) 15. Rae1 Ne6 $146 ({RR} 15... Rxe2 16. Nxe2 Ne6 17. Ng3 g6 18. Bd6 Ng7 19.
Bc7 Qxc7 20. Qxf6 Be6 21. h4 h5 22. a4 Re8 23. Re3 Bg4 24. Qd4 Rxe3 25. dxe3 b6
26. c4 Ne6 27. Qf6 Nc5 28. Bc2 dxc4 29. bxc4 Nd7 {1/2-1/2 (29) Keres,P-Lengyel,
L Beverwijk 1964}) ({RR} 15... Be6 16. Nd1 d4 17. Nb2 Qd5 18. Be4 Qa5 19. Nc4
Bxc4 20. bxc4 Rad8 21. g3 Re6 22. Bf5 Rxe2 23. Rxe2 Ne6 24. Qd3 Nf8 25. h4 Ng6
26. f4 h5 27. Kg2 Nf8 28. Bh3 a6 29. Qb3 b5 30. d3 {Andreikin,D (2715)
-Jakovenko,D (2722) Moscow 2012 1-0 (46)}) ({RR} 15... Rxe2 16. Nxe2 Ne6 17.
Ng3 g6 18. Bd6 Kg7 19. Be5 Bxe5 20. Rxe5 Qf6 21. Qxf6+ Kxf6 22. Re1 a5 23. f3
Bd7 24. Kf2 c5 25. c4 Bc6 26. cxd5 Bxd5 27. Ne4+ Kg7 28. Nc3 Rd8 29. Bb5 Kf6
30. Re2 {Zhao,Z (2359)-Postny,E (2486) Athens 2001 0-1 (68)}) 16. Na4 Bd7 17.
Nc5 Nxc5 18. Rxe8+ Bxe8 19. Bxc5 b6 20. Ba3 Bd7 21. Qg3 c5 22. c3 Be6 23. Bb2
Qd7 24. Bc2 Re8 25. h3 b5 26. d4 cxd4 27. cxd4 Rc8 28. Bd3 Bf5 29. Bxf5 Qxf5
30. Qg4 Qxg4 31. hxg4 h6 32. Re2 b4 33. g3 a5 34. Kf1 a4 35. bxa4 Ra8 36. Re1
Rxa4 37. Ra1 Kf8 38. Ke2 Ke7 39. Kd3 Ra6 40. a3 bxa3 41. Rxa3 Rxa3+ 42. Bxa3+
Kd7 43. Bf8 Ke8 44. Bd6 g6 45. Be5 Bd8 46. Bg7 h5 47. gxh5 gxh5 48. Be5 Kd7
1/2-1/2

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.15"]
[Round "15"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "97"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c5 5. cxd5 exd5 6. Bxf6 gxf6 ({RR} 6...
Qxf6 7. Nxd5 Qd8 8. e4 Nc6 9. Nf3 Bg4 10. Qa4 Bd6 11. dxc5 Bxc5 12. Ne5 Bd7 13.
Nxd7 Qxd7 14. Rd1 Qd6 15. Be2 O-O 16. O-O b5 17. Bxb5 Ne5 18. Be2 Rab8 19. Qc2
Rfc8 20. Nc3 Qf6 21. Rd5 {Berezhnov,D (1874)-Shakhov,M (2271) Saratov 2013 1/
2-1/2 (52)}) 7. e3 Be6 ({RR} 7... c4 8. g3 Nc6 9. a3 Be6 10. Bg2 f5 11. Qf3 Ne7
12. Nge2 Bh6 13. Qh5 Ng8 14. g4 fxg4 15. Nxd5 Qd7 16. Rc1 Rc8 17. Qe5 Kf8 18.
Ndf4 Bf5 19. Nh5 f6 20. Nxf6 Qe6 21. Nxg8 Qxe5 22. dxe5 {Opl,K (2300)-Ferrari,
J (2170) Austria 1997 1-0 (33)}) 8. Qb3 $146 ({RR} 8. Nf3 Nc6 9. dxc5 Bxc5 10.
a3 Rc8 11. Rc1 Bd6 12. Nb5 Bb8 13. Nbd4 O-O 14. Be2 f5 15. O-O Qf6 16. Nxc6
bxc6 17. Ba6 Rc7 18. Qd4 Qxd4 19. exd4 f6 20. Rc5 Kf7 21. Rfc1 Bd7 22. Nd2 Ke6
{Englisch,B-Mackenzie,G Frankfurt 1887 1-0 (66)}) ({RR} 8. Nge2 Nc6 9. g3 cxd4
10. exd4 Bb4 11. Bg2 Qb6 12. O-O O-O-O 13. Na4 Qa6 14. a3 Bd6 15. b4 Bg4 16.
Nac3 Ne7 17. b5 Qa5 18. Qb3 Kb8 19. h3 Be6 20. f4 f5 21. Rfd1 Rd7 22. Na4 Rc8 {
Pillsbury,H-Steinitz,W Hastings 1895 1-0 (53)}) 8... Qd7 9. Bb5 Nc6 10. e4
O-O-O 11. exd5 Bxd5 12. Nxd5 Qxd5 13. Qxd5 Rxd5 14. Bxc6 bxc6 15. dxc5 Bxc5 16.
Nf3 Re8+ 17. Kf1 Bb6 18. g3 Rf5 19. Kg2 Re2 20. Rhf1 Rxb2 21. a4 Rc5 22. Ng1
Ra5 23. Ra3 Kb7 24. Nh3 Bd4 25. Re1 Re5 26. Rd1 c5 27. Rf3 Ree2 28. Rf1 Rb6 29.
Nf4 Ra2 30. Nd5 Re6 31. Nf4 Rd6 32. Rb1+ Kc6 33. Rb8 Rxa4 34. Rh8 Ra2 35. Rxh7
a5 36. Rxf7 a4 37. h4 Rd7 38. Rxd7 Kxd7 39. h5 Ke7 40. h6 Kf7 41. h7 Kg7 42.
Ne6+ Kxh7 43. Nxd4 cxd4 44. Rd3 Rb2 45. Rxd4 a3 46. Ra4 a2 47. g4 Kg6 48. Kg3
Kf7 49. f4 1/2-1/2

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.17"]
[Round "16"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "97"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 {ChessBase} e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 g6 6. d4 Bd7 7. Nbd2
Bg7 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Qe2 O-O 11. Bd3 $146 ({RR} 11. f3 a5 12. Bd3
Qe7 13. Nf1 Be6 14. g4 Rfd8 ({RR} 14... Nd7 15. g5 f6 16. h4 fxg5 17. hxg5 Qf7
18. Qh2 Qxf3 19. Be2 Qxe4 20. Ng3 Qc6 21. Qxh7+ Kf7 22. Rf1+) ({RR} 14... h6
15. g5) 15. h4 Qd7 ({RR} 15... h5 16. g5 Nd7) 16. Bc2 h5 17. g5 Ne8 18. Ne3 Qc6
({RR} 18... c6 19. Nc4 Qc7 20. Be3 Bxc4 21. Qxc4 b5) 19. c4 Nd6 ({RR} 19... Rd4
20. Bd3 Nd6 21. b3) 20. Bd3 Rab8 21. Nd5 Bxd5 22. cxd5 Qd7 23. Bd2 Ra8 24. Rc1
c6 25. Rc5 cxd5 {Steinitz,W-Zukertort,J USA 1886 MainBase [ChessBase] 1-0 (40)}
) 11... Qe7 12. f3 Bc6 13. Nb3 a5 14. Be3 Nd7 15. h4 a4 16. Nd2 h6 17. h5 g5
18. Nf1 Nc5 19. Bc2 Rfd8 20. Ng3 Bd7 21. O-O-O c6 22. Rd2 Be6 23. Nf5 Bxf5 24.
exf5 Rxd2 25. Qxd2 Nd7 26. g4 Nf6 27. Be4 Rd8 28. Qc2 Nd5 29. Bf2 b5 30. a3 Bf8
31. Rd1 Qb7 32. c4 bxc4 33. Qxc4 Rb8 34. Rd2 Nb6 35. Qc3 Nd5 36. Qc4 Nb6 37.
Qd3 Be7 38. Rc2 Nd5 39. Qc4 Bxa3 40. bxa3 Qb1+ 41. Kd2 Rd8 42. Bxd5 Rxd5+ 43.
Ke3 Rb5 44. Qxc6 Rb3+ 45. Ke2 Kh7 46. f6 Rb2 47. Rxb2 Qxb2+ 48. Kf1 Qxa3 49.
Qe8 1-0

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.19"]
[Round "17"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "1/2-1/2"]
[ECO "D60"]
[PlyCount "104"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 O-O 6. e3 dxc4 7. Bxc4 Nbd7 8.
O-O c5 ({RR} 8... b6 9. Qc2 Nd5 10. Bxe7 Qxe7 11. Nxd5 exd5 12. Bd3 c5 13. dxc5
bxc5 14. Bf5 Nf6 15. Rac1 c4 16. Rfd1 a6 17. Ng5 g6 18. Bh3 Qe5 19. Nf3 Qh5 20.
Rd4 Ne4 21. g4 Qxh3 22. Qe2 Qxg4+ 23. Kf1 {Panescu,D-Dodu,C (1051) Mureck 2012
0-1}) 9. Qe2 h6 10. Bh4 Nb6 $146 ({RR} 10... a6 11. a4 Qc7 12. e4 cxd4 13. Nxd4
Ne5 14. Ba2 Bd7 15. Bg3 Bd6 16. Rfd1 Rfd8 17. Kh1 Ne8 18. Rac1 Nc6 19. Bxd6
Nxd6 20. e5 Ne8 21. f4 Nxd4 22. Rxd4 Bc6 23. Rcd1 Rxd4 24. Rxd4 b5 25. axb5 {
Mantler,T (1812)-Madalinski,N (1558) Dortmund 2004 1/2-1/2 (52)}) 11. dxc5 Bxc5
12. Rfd1 Nbd7 13. e4 Be7 14. e5 Ne8 15. Bg3 Qb6 16. a3 a5 17. Rac1 Nc5 18. Bf4
Bd7 19. Be3 Bc6 20. Nd4 Rd8 21. Ndb5 Rxd1+ 22. Rxd1 Bxb5 23. Nxb5 Qc6 24. b4
axb4 25. axb4 Nd7 26. Nd4 Qe4 27. Nxe6 Nxe5 28. Nxf8 Nxc4 29. Nd7 Bxb4 30. Qd3
Qg4 31. h3 Qe6 32. Rb1 Nxe3 33. Qxe3 Qxd7 34. Rxb4 Qd1+ 35. Kh2 Qd6+ 36. Qf4
Kf8 37. Qxd6+ Nxd6 38. Kg3 Ke7 39. Kf4 Ke6 40. h4 Kd5 41. g4 b5 42. Rb1 Kc5 43.
Rc1+ Kd5 44. Ke3 Nc4+ 45. Ke2 b4 46. Rb1 Kc5 47. f4 Na3 48. Rc1+ Kd4 49. Rc7 b3
50. Rb7 Kc3 51. Rc7+ Kd4 52. Rb7 Kc3 1/2-1/2

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.22"]
[Round "18"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "79"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 {ChessBase} e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 g6 6. d4 Bd7 7. Nbd2
Bg7 8. dxe5 Nxe5 ({RR} 8... dxe5 9. Bxc6 Bxc6 10. Nxe5 Bxe4 11. Qa4+) 9. Nxe5
dxe5 ({RR} 9... Bxb5 10. Nxf7 Kxf7 11. Qb3+) 10. Qe2 O-O 11. f3 $146 ({RR} 11.
Bd3 Qe7 12. f3 Bc6 13. Nb3 a5 14. Be3 Nd7 15. h4 a4 16. Nd2 h6 17. h5 g5 18.
Nf1 Nc5 19. Bc2 Rfd8 20. Ng3 Bd7 ({RR} 20... Bf8 21. Nf5 Qf6 22. g4 Rd7 23. O-O
Rad8 24. Rad1 Rxd1 25. Rxd1 Rxd1+ 26. Qxd1 Kh7 27. Kg2 b5) ({RR} 20... Ne6 21.
Nf5 Qe8) 21. O-O-O ({RR} 21. Qf2 Na6 22. Nf5 Bxf5 23. exf5 b5) 21... c6 22. Rd2
({RR} 22. b4 axb3 23. axb3 Ra1+ 24. Kb2 Nd3+) 22... Be6 23. Nf5 Bxf5 24. exf5
Rxd2 25. Qxd2 Nd7 {Steinitz,W-Zukertort,J USA 1886 MainBase [ChessBase] 1-0
(49)}) 11... a5 12. Bd3 Qe7 13. Nf1 Be6 14. g4 Rfd8 15. h4 Qd7 16. Bc2 h5 17.
g5 Ne8 18. Ne3 Qc6 19. c4 Nd6 20. Bd3 Rab8 21. Nd5 Bxd5 22. cxd5 Qd7 23. Bd2
Ra8 24. Rc1 c6 25. Rc5 cxd5 26. Rxd5 Qa4 27. a3 b6 28. Bc3 Qe8 29. Qf2 Nc8 30.
Bb5 Qe7 31. Rxd8+ Qxd8 32. O-O Na7 33. Bc4 Nc6 34. Bd5 Rc8 35. f4 Qd7 36. f5
Ne7 37. Ba2 gxf5 38. exf5 Bf8 39. Qf3 e4 40. Qxh5 1-0

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.24"]
[Round "19"]
[White "Zukertort, Johannes Hermann"]
[Black "Steinitz, William"]
[Result "0-1"]
[ECO "D53"]
[PlyCount "58"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 O-O 6. c5 ({RR} 6. Qb3 dxc4 7.
Qxc4 a6 8. Rd1 b5 9. Qb3 Nbd7 10. e3 Bb7 11. Be2 c5 12. dxc5 Qc7 13. Bf4 Qa5
14. Bd6 Nxc5 15. Bxc5 Bxc5 16. O-O b4 17. Nb1 Bd5 18. Bc4 Bxf3 19. gxf3 Ba7 20.
Be2 Qh5 {Zilberman,Y (2560)-Mikhalevski,A (2470) Rishon Le Ziyyon 1998 0-1 (58)
}) 6... b6 ({RR} 6... c6 7. e3 b6 8. b4 a5 9. a3 Ba6 10. Ne5 Bxf1 11. Kxf1 b5
12. Ke2 Nfd7 13. Bxe7 Qxe7 14. f4 Nxe5 15. fxe5 Qg5 16. g3 Nd7 17. Kd2 f6 18.
exf6 Nxf6 19. Rf1 Ng4 20. Qe2 axb4 21. Rxf8+ {Zimmer,G (1990)-Spitzl,V (1821)
Frankfurt 2013 0-1 (54)}) 7. b4 bxc5 8. dxc5 $146 ({RR} 8. bxc5 Nc6 9. e3 Bd7
10. Be2 Nh5 11. Bxe7 Qxe7 12. O-O Rfb8 13. Qc2 Qd8 14. a3 h6 15. h3 Nf6 16. Bd3
a5 17. Rab1 Rxb1 18. Rxb1 Rb8 19. Nb5 Rb7 20. Ne5 Be8 21. Nxc6 Bxc6 22. a4 Qb8
{Hartmann,V (1842)-Giese,B (1548) Germany 2006 1-0 (42)}) 8... a5 9. a3 d4 10.
Bxf6 gxf6 11. Na4 e5 12. b5 Be6 13. g3 c6 14. bxc6 Nxc6 15. Bg2 Rb8 16. Qc1 d3
17. e3 e4 18. Nd2 f5 19. O-O Re8 20. f3 Nd4 21. exd4 Qxd4+ 22. Kh1 e3 23. Nc3
Bf6 24. Ndb1 d2 25. Qc2 Bb3 26. Qxf5 d1=Q 27. Nxd1 Bxd1 28. Nc3 e2 29. Raxd1
Qxc3 0-1

[Event "World Championship 01st"]
[Site "USA"]
[Date "1886.03.29"]
[Round "20"]
[White "Steinitz, William"]
[Black "Zukertort, Johannes Hermann"]
[Result "1-0"]
[ECO "C25"]
[PlyCount "37"]
[EventDate "1886.01.11"]
[EventRounds "20"]
[EventCountry "USA"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]

1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. d4 d5 ({RR} 4... g5 5. Bc4 h6 6. Nge2 Bg7 7.
O-O Nge7 8. g3 Na5 9. Bxf7+ Kxf7 10. gxf4 d5 11. fxg5+ Kg8 12. gxh6 Bxh6 13.
Kh1 dxe4 14. Nxe4 Bf5 15. N2g3 Qd5 16. Rxf5 Nxf5 17. Qg4+ Ng7 18. Nh5 Qe6 19.
Bxh6 {Djurhuus,R (2510)-Fyllingen,R (2390) Norway 1998 1-0 (61)}) ({RR} 4...
Qh4+ 5. g3 fxg3 6. Nf3 g2+ 7. Nxh4 gxh1=Q 8. Qe2 d5 9. Nxd5 Nxd4 10. Qd3 Bd6
11. Qxd4 Nf6 12. Nxf6+ gxf6 13. Qxf6 Qxe4+ 14. Be2 Rg8 15. Qf2 Bg4 16. Be3 Qh1+
17. Bf1 Bh3 18. O-O-O Bxf1 19. Rxf1 {Izquierdo Pujol,J (1700)-Bes Alvarez,A
(1700) Barcelona 2013 1-0 (64)}) ({RR} 4... g5 5. h4 Be7 6. hxg5 Bxg5 7. Nf3 d6
8. g3 Bg4 9. gxf4 Bxf3 10. Qxf3 Nxd4 11. Qd3 Bh4+ 12. Kd1 c5 13. Nd5 Bf6 14. c3
Nc6 15. Rg1 Nh6 16. Qh3 Rg8 17. Qxh6 Rxg1 18. Nxf6+ Ke7 19. Ke1 {Steinitz,
W-Eschwege Great Britain 1871 1-0 (32)}) 5. exd5 Qh4+ 6. Ke2 Qe7+ $146 ({RR}
6... Bg4+ 7. Nf3 O-O-O 8. Bxf4 Nf6 9. dxc6 Bc5 10. cxb7+ Kb8 11. Be3 Rhe8 12.
Kd3 Rxe3+ 13. Kxe3 Bxf3 14. Kxf3 Qg4+ 15. Kf2 Bxd4+ 16. Ke1 Qh4+ 17. g3 Bxc3+
18. bxc3 Rxd1+ 19. Kxd1 Qe4 20. Rg1 Qe3 21. Rg2 {Lovegrove,W-Showalter,J San
Francisco 1891 0-1}) 7. Kf2 Qh4+ 8. g3 fxg3+ 9. Kg2 Nxd4 10. hxg3 Qg4 11. Qe1+
Be7 12. Bd3 Nf5 13. Nf3 Bd7 14. Bf4 f6 15. Ne4 Ngh6 16. Bxh6 Nxh6 17. Rxh6 gxh6
18. Nxf6+ Kf7 19. Nxg4 1-0