[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.19"]
[Round "1"]
[White "Andersson, Ulf"]
[Black "Ribli, Zoltan"]
[Result "1/2-1/2"]
[WhiteElo "2565"]
[BlackElo "2595"]
[ECO "A32"]
[EventDate "1980.09.19"]
[PlyCount "47"]

1. Nf3 Nf6 2. d4 e6 3. c4 c5 4. Nc3 cxd4 5. Nxd4 a6 6. e3 b6 7. Be2 Bb7 8. O-O
Be7 9. b3 O-O 10. Bb2 d6 11. Rc1 Nbd7 12. Qd2 Rc8 13. Rfd1 Rc7 14. Qe1 Qa8 15.
Bf1 Rfc8 16. Nde2 Nc5 17. h3 Nfd7 18. Rd2 Ne5 19. Qd1 Ng6 20. Nf4 Nd7 21. Ba3
Nc5 22. Bb2 Nd7 23. Ba3 Nc5 24. Bb2 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.19"]
[Round "1"]
[White "Hort, Vlastimil"]
[Black "Timman, Jan"]
[Result "1/2-1/2"]
[WhiteElo "2620"]
[BlackElo "2600"]
[ECO "B07"]
[EventDate "1980.09.19"]
[PlyCount "39"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 Ng4 6. Bg5 h6 7. Bh4 g5 8. Bg3
f5 9. f3 f4 10. Bxf4 gxf4 11. fxg4 Bxg4 12. Be2 e5 13. Bxg4 Qh4+ 14. Qf2 Qxg4
15. Nd5 Na6 16. dxe5 dxe5 17. Nf3 c6 18. Nc3 O-O-O 19. O-O Kb8 20. Rad1 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.19"]
[Round "1"]
[White "Portisch, Lajos"]
[Black "Kavalek, Lubomir"]
[Result "1-0"]
[WhiteElo "2625"]
[BlackElo "2545"]
[ECO "A30"]
[EventDate "1980.09.19"]
[PlyCount "51"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. O-O e5 5. c4 d5 6. Qa4 Bd6 7. Ng5 Bd7 8. cxd5
Nb4 9. Qd1 Nfxd5 10. d4 Bc6 11. a3 Na6 12. Qb3 Be7 13. dxe5 Bxg5 14. Bxg5 Qxg5
15. Bxd5 Bxd5 16. Qxd5 O-O 17. Nc3 Qe7 18. Ne4 b6 19. f4 Rad8 20. Nd6 Nc7 21.
Qb3 Ne6 22. e3 Rxd6 23. exd6 Qxd6 24. Rad1 Qc6 25. Qd5 Qb5 26. f5 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.19"]
[Round "1"]
[White "Sosonko, Gennadi"]
[Black "Karpov, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2530"]
[BlackElo "2690"]
[ECO "E05"]
[EventDate "1980.09.19"]
[PlyCount "33"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. a4
Bd7 9. Ne5 Bc6 10. Nxc6 Nxc6 11. e3 Na5 12. Nd2 c5 13. dxc5 Rc8 14. b4 cxb3 15.
Nxb3 Nxb3 16. Qxb3 Nd7 17. Ba3 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.19"]
[Round "1"]
[White "Spassky, Boris"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2615"]
[BlackElo "2600"]
[ECO "A04"]
[EventDate "1980.09.19"]
[PlyCount "125"]

1. e4 c5 2. Nf3 d6 3. g3 Nc6 4. Bg2 g6 5. O-O Bg7 6. c3 e5 7. d3 Nge7 8. a3 O-O
9. b4 h6 10. b5 Na5 11. c4 f5 12. Nc3 f4 13. Rb1 Bg4 14. h3 Bd7 15. Nd5 Nxd5
16. exd5 fxg3 17. fxg3 e4 18. dxe4 Nxc4 19. Qd3 Ne5 20. Nxe5 Rxf1+ 21. Bxf1
Bxe5 22. Bxh6 Qf6 23. h4 c4 24. Qc2 Bxg3 25. Bg5 Qe5 26. Qxc4 Rf8 27. Bg2 Bf2+
28. Kh1 Qg3 29. Qb3 Qg4 30. Rf1 Bxh4 31. Rxf8+ Kxf8 32. Be3 Bf6 33. Bxa7 Qh4+
34. Kg1 Qe1+ 35. Bf1 Qxe4 36. a4 Bd4+ 37. Bxd4 Qxd4+ 38. Kg2 Bf5 39. Be2 Qd2
40. Kf2 Qd4+ 41. Kf1 b6 42. Qa3 Qxd5 43. a5 bxa5 44. Qxa5 Qh1+ 45. Kf2 Qh4+ 46.
Ke3 Qg5+ 47. Kf2 Qf4+ 48. Ke1 Qc1+ 49. Kf2 Qc5+ 50. Ke1 Ke7 51. Qa8 Kd7 52.
Qb7+ Qc7 53. Qa6 Qc1+ 54. Kf2 Qc5+ 55. Ke1 Kc7 56. Qa5+ Qb6 57. Qc3+ Qc5 58.
Qa5+ Qb6 59. Qc3+ Kb8 60. Qh8+ Bc8 61. Qf6 Qg1+ 62. Kd2 Qg3 63. b6 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.19"]
[Round "1"]
[White "Tals, Mihails"]
[Black "Larsen, Bent"]
[Result "1/2-1/2"]
[WhiteElo "2705"]
[BlackElo "2615"]
[ECO "B19"]
[EventDate "1980.09.19"]
[PlyCount "73"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Ngf6 12. O-O-O Be7 13. Rhe1 a5 14. c4 b5
15. c5 Nd5 16. Be5 O-O 17. Ne4 N7f6 18. Nxf6+ Nxf6 19. Bxf6 Bxf6 20. g4 Qd5 21.
Kb1 Rfd8 22. Ne5 a4 23. f3 b4 24. f4 a3 25. b3 Bxe5 26. Rxe5 Qg2 27. Qe2 Qxe2
28. Rxe2 Rd5 29. Re5 Re8 30. Kc2 f6 31. Re4 e5 32. Kd3 Rxd4+ 33. Rxd4 exd4 34.
Kc4 Re2 35. Kxb4 Rxa2 36. Rxd4 Ra1 37. Rd6 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.20"]
[Round "2"]
[White "Andersson, Ulf"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2565"]
[BlackElo "2625"]
[ECO "D13"]
[EventDate "1980.09.19"]
[PlyCount "81"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 e6 7. e3 Be7 8. Bd3
O-O 9. O-O Nh5 10. Be5 f5 11. a3 Bd7 12. Na4 Nf6 13. Bxf6 Bxf6 14. Nc5 Qe7 15.
Rc1 Be8 16. Be2 Rc8 17. b4 b6 18. Nd3 Bh5 19. Qd2 Qd6 20. Rc2 Rc7 21. Rfc1 Rfc8
22. Nf4 Bxf3 23. Bxf3 Nxd4 24. Rxc7 Nxf3+ 25. gxf3 Rxc7 26. Rxc7 Qxc7 27. Nxe6
Qc4 28. Kg2 Kf7 29. Nd4 f4 30. Ne2 fxe3 31. fxe3 Be5 32. Nd4 g6 33. Ne2 Ke6 34.
Nd4+ Kd7 35. Ne2 Kc6 36. a4 a5 37. bxa5 bxa5 38. Nd4+ Kb6 39. Qb2+ Ka6 40. Qa3
Bxd4 41. exd4 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.20"]
[Round "2"]
[White "Huebner, Robert"]
[Black "Hort, Vlastimil"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2620"]
[ECO "A00"]
[EventDate "1980.09.19"]
[PlyCount "29"]

1. g3 d5 2. Bg2 e5 3. c4 dxc4 4. Qa4+ Bd7 5. Qxc4 Nc6 6. Nf3 Bd6 7. O-O Nge7 8.
b3 Be6 9. Qc2 Qd7 10. Bb2 Bh3 11. Nc3 Bxg2 12. Kxg2 O-O 13. Ne4 f5 14. Nc5 Bxc5
15. Qxc5 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.20"]
[Round "2"]
[White "Kavalek, Lubomir"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2615"]
[ECO "B80"]
[EventDate "1980.09.19"]
[PlyCount "31"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 d6 6. g3 Nf6 7. Bg2 Bd7 8. O-O
Be7 9. Nce2 Nxd4 10. Nxd4 Qc7 11. b3 O-O 12. c4 a6 13. Bb2 Rad8 14. Qd2 Rfe8
15. Rac1 Bc8 16. Rfe1 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.20"]
[Round "2"]
[White "Larsen, Bent"]
[Black "Sosonko, Gennadi"]
[Result "1/2-1/2"]
[WhiteElo "2615"]
[BlackElo "2530"]
[ECO "E07"]
[EventDate "1980.09.19"]
[PlyCount "93"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. c4 O-O 6. Nc3 Nbd7 7. Qd3 c6 8. O-O
b6 9. cxd5 cxd5 10. Bf4 Bb7 11. Rfc1 a6 12. Rc2 Rc8 13. Rac1 b5 14. a4 bxa4 15.
Nxa4 Qa5 16. Qb3 Rxc2 17. Rxc2 Rc8 18. Nc5 Bc6 19. Nxd7 Nxd7 20. Bf1 Qb6 21.
Qxb6 Nxb6 22. e3 Bb5 23. Rxc8+ Nxc8 24. Bxb5 axb5 25. Kf1 f6 26. Ke2 g5 27. Bc7
g4 28. Ne1 Kf7 29. Nd3 Bd6 30. Bxd6 Nxd6 31. Nc5 Nc4 32. b3 Na5 33. Kd3 Nc6 34.
Kc3 b4+ 35. Kd3 f5 36. Kc2 Ke7 37. Nd3 Kd6 38. Kb2 Kd7 39. Kc1 Kd6 40. Kc2 Kd7
41. Nf4 Kd6 42. h4 e5 43. Ne2 e4 44. Nf4 Ne7 45. Kd2 Kd7 46. h5 Kd6 47. Kc2
1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.20"]
[Round "2"]
[White "Ribli, Zoltan"]
[Black "Karpov, Anatoly"]
[Result "0-1"]
[WhiteElo "2595"]
[BlackElo "2690"]
[ECO "A25"]
[EventDate "1980.09.19"]
[PlyCount "50"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e3 Nge7 7. Nge2 O-O 8. O-O
Bd7 9. h3 Rb8 10. Qd2 Be6 11. Nd5 Qd7 12. Kh2 f5 13. f4 b5 14. Rb1 bxc4 15.
dxc4 e4 16. b4 Na5 17. Nd4 Nxc4 18. Nxe7+ Qxe7 19. Qc2 Bxd4 20. exd4 Nb6 21.
Bb2 Nd5 22. a3 Ne3 23. Qc3 Nxf1+ 24. Bxf1 Bd5 25. Bc4 Qe6 0-1

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.20"]
[Round "2"]
[White "Timman, Jan"]
[Black "Tals, Mihails"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2705"]
[ECO "A29"]
[EventDate "1980.09.19"]
[PlyCount "60"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 Nd4 5. Bg2 Nxf3+ 6. Bxf3 Bb4 7. Qc2 c6 8.
O-O O-O 9. d3 Re8 10. Bg5 h6 11. Bxf6 Qxf6 12. Ne4 Qg6 13. a3 Bf8 14. c5 f5 15.
Nd2 d5 16. cxd6 Bxd6 17. Nc4 Bc7 18. b4 Bd7 19. a4 Rad8 20. Nd2 Bb6 21. Rac1 a6
22. Nb3 e4 23. dxe4 fxe4 24. Bg2 Bf5 25. e3 Rd5 26. Rfd1 Red8 27. Rxd5 Rxd5 28.
Bf1 Kh8 29. Bc4 Re5 30. Rd1 Qf6 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.21"]
[Round "3"]
[White "Hort, Vlastimil"]
[Black "Kavalek, Lubomir"]
[Result "1/2-1/2"]
[WhiteElo "2620"]
[BlackElo "2545"]
[ECO "D78"]
[EventDate "1980.09.19"]
[PlyCount "50"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 c6 6. O-O d5 7. Nbd2 Bf5 8. b3
Ne4 9. Bb2 Nd7 10. Nh4 Nxd2 11. Qxd2 Nf6 12. Nxf5 gxf5 13. Qg5 e6 14. Rac1 Ne4
15. Qxd8 Raxd8 16. Rfd1 dxc4 17. Rxc4 e5 18. e3 exd4 19. exd4 Nd6 20. Rc5 Nb5
21. Rxf5 Nxd4 22. Bxd4 Rxd4 23. Rxd4 Bxd4 24. Bf1 Re8 25. Bc4 Re7 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.21"]
[Round "3"]
[White "Karpov, Anatoly"]
[Black "Larsen, Bent"]
[Result "0-1"]
[WhiteElo "2690"]
[BlackElo "2615"]
[ECO "C43"]
[EventDate "1980.09.19"]
[PlyCount "132"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Qe2 Nxe5 7. Bxe4 dxe4
8. Qxe4 Be6 9. Qxe5 Qd7 10. O-O O-O-O 11. Be3 Bb4 12. Nc3 f6 13. Qg3 Bxc3 14.
bxc3 h5 15. h4 g5 16. f3 Rdg8 17. Rf2 Qc6 18. Bd2 g4 19. f4 Bc4 20. d5 Bxd5 21.
f5 Re8 22. a3 Re4 23. Re1 Rhe8 24. Rxe4 Rxe4 25. Kh2 Qc5 26. Bf4 Re1 27. Bd2
Ra1 28. Qe3 Qd6+ 29. Rf4 b6 30. c4 Bxc4 31. Qd4 Qxd4 32. Rxd4 Bb5 33. Bh6 Rxa3
34. Bg7 Bd7 35. Rf4 Ra5 36. Bxf6 Bxf5 37. c3 Be6 38. Kg3 Rd5 39. Re4 Kd7 40.
Be5 Rd2 41. Kf4 Rxg2 42. Kg5 Rc2 43. Kxh5 g3 44. Bxg3 Rxc3 45. Be5 Rc4 46. Re3
Bd5 47. Ra3 Ke6 48. Bg3 Kf5 49. Kh6 a5 50. Kg7 Kg4 51. Kf6 a4 52. Re3 Bf3 53.
Be1 Rc1 54. Re7 Kh3 55. Bd2 Rc4 56. Re3 Kg2 57. Be1 Rc1 58. Bd2 Rd1 59. Bc3 c5
60. Re7 b5 61. Be5 a3 62. Rh7 b4 63. h5 b3 64. h6 b2 65. Rg7+ Kf2 66. Bg3+ Ke3
0-1

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.21"]
[Round "3"]
[White "Portisch, Lajos"]
[Black "Ribli, Zoltan"]
[Result "1/2-1/2"]
[WhiteElo "2625"]
[BlackElo "2595"]
[ECO "A17"]
[EventDate "1980.09.19"]
[PlyCount "34"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 c5 4. g3 b6 5. e4 Bb7 6. d3 d6 7. Bg2 g6 8. O-O Bg7
9. Ne1 Nc6 10. Nc2 O-O 11. Bg5 a6 12. Qd2 Re8 13. Bh6 Bh8 14. h3 Nd4 15. Nxd4
cxd4 16. Ne2 Nd7 17. g4 b5 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.21"]
[Round "3"]
[White "Sosonko, Gennadi"]
[Black "Timman, Jan"]
[Result "1/2-1/2"]
[WhiteElo "2530"]
[BlackElo "2600"]
[ECO "D99"]
[EventDate "1980.09.19"]
[PlyCount "31"]

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. Qb3 Nb6 10. Rd1 Nc6 11. e5 Qd7 12. Be2 Na5 13. Qb4 Nc6 14. Qb3 Na5
15. Qb4 Nc6 16. Qb3 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.21"]
[Round "3"]
[White "Spassky, Boris"]
[Black "Andersson, Ulf"]
[Result "1-0"]
[WhiteElo "2615"]
[BlackElo "2565"]
[ECO "B82"]
[EventDate "1980.09.19"]
[PlyCount "61"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bd3 Nc6 7. Be3 Be7 8. f4
e5 9. Nde2 a6 10. h3 b5 11. O-O O-O 12. a4 b4 13. Nd5 Nxd5 14. exd5 exf4 15.
Rxf4 Ne5 16. Rxb4 a5 17. Rb3 Bg5 18. Bxg5 Qxg5 19. Bb5 Bf5 20. Rg3 Qd8 21. Qd2
Rc8 22. Nd4 Qb6 23. Qf2 Bg6 24. Nc6 Qc7 25. Rc3 Nxc6 26. Rxc6 Qd8 27. Re1 h6
28. c4 Rxc6 29. dxc6 Qc7 30. Qf4 Rc8 31. Kh2 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.21"]
[Round "3"]
[White "Tals, Mihails"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2705"]
[BlackElo "2600"]
[ECO "B92"]
[EventDate "1980.09.19"]
[PlyCount "31"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O
O-O 9. Bg5 Be6 10. Bxf6 Bxf6 11. Qd3 Nc6 12. Nd5 Bg5 13. Rad1 Rc8 14. c3 Ne7
15. Ne3 Bxe3 16. Qxe3 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.23"]
[Round "4"]
[White "Andersson, Ulf"]
[Black "Hort, Vlastimil"]
[Result "1/2-1/2"]
[WhiteElo "2565"]
[BlackElo "2620"]
[ECO "B06"]
[EventDate "1980.09.19"]
[PlyCount "70"]

1. Nf3 g6 2. e4 d6 3. d4 Bg7 4. Be2 Bg4 5. O-O Nd7 6. Nbd2 Ngf6 7. c3 O-O 8. h3
Bxf3 9. Bxf3 c6 10. Re1 Qc7 11. a4 Rfe8 12. Nc4 Rad8 13. Bf4 e5 14. Bg3 h5 15.
a5 Bh6 16. Qb3 Nh7 17. h4 Bf4 18. Bxf4 exf4 19. Qb4 c5 20. Qb3 Rb8 21. Rad1
Nhf6 22. Qb5 a6 23. Qa4 Rbd8 24. b3 Ng4 25. Qa2 Ndf6 26. Qd2 cxd4 27. cxd4 d5
28. exd5 Rxe1+ 29. Rxe1 Nxd5 30. Ne5 Ngf6 31. Rc1 Qd6 32. Nc4 Qe7 33. Re1 Qd7
34. Re5 Qb5 35. Qd3 Qb4 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.23"]
[Round "4"]
[White "Huebner, Robert"]
[Black "Sosonko, Gennadi"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2530"]
[ECO "B64"]
[EventDate "1980.09.19"]
[PlyCount "95"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O O-O 9. f4 h6 10. Bh4 e5 11. Nf5 Bxf5 12. exf5 Qa5 13. Kb1 Rad8 14. Bd3 d5
15. fxe5 Nxe5 16. Rhe1 d4 17. Ne4 Qb6 18. Bxf6 Bxf6 19. Qf4 Rfe8 20. Nxf6+ Qxf6
21. Bb5 Re7 22. Re4 a6 23. Be2 Ng6 24. fxg6 Qxf4 25. Rxf4 Rxe2 26. Rxf7 Rxg2
27. Rxb7 Rxg6 28. a4 Rg2 29. h3 Rd5 30. Rd3 Rc5 31. Rxd4 Rgxc2 32. Ra7 Rc6 33.
Rg4 Rc7 34. Rxa6 Rh2 35. a5 Rxh3 36. Ra8+ Kh7 37. a6 h5 38. Rd4 Rh1+ 39. Ka2
Rcc1 40. Kb3 Ra1 41. Kc4 h4 42. Kb5 h3 43. Rh4+ Kg6 44. Rg4+ Kf5 45. Rxg7 Rhb1
46. Rf8+ Ke6 47. Rg6+ Ke5 48. Rg5+ 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.23"]
[Round "4"]
[White "Kavalek, Lubomir"]
[Black "Tals, Mihails"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2705"]
[ECO "C42"]
[EventDate "1980.09.19"]
[PlyCount "35"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 Be7 7. Bd3 Bg4 8.
O-O O-O 9. h3 Bh5 10. Re1 Nc6 11. c3 Qd7 12. Nbd2 Rfe8 13. Nf1 Bf8 14. Rxe8
Rxe8 15. Bg5 Ne4 16. Bxe4 Rxe4 17. Ng3 Bxf3 18. Qxf3 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.23"]
[Round "4"]
[White "Portisch, Lajos"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[WhiteElo "2625"]
[BlackElo "2615"]
[ECO "A26"]
[EventDate "1980.09.19"]
[PlyCount "53"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Rb1 Nf6 6. b4 O-O 7. b5 Ne7 8. Qb3
d6 9. d3 Nd7 10. Nf3 a6 11. a4 Nc5 12. Qc2 h6 13. O-O Be6 14. Nd2 axb5 15. axb5
c6 16. Nde4 Nxe4 17. Nxe4 f5 18. Nc3 d5 19. bxc6 bxc6 20. cxd5 cxd5 21. Nb5 Qd7
22. Qc7 Rfb8 23. Ba3 Rxb5 24. Qxd7 Bxd7 25. Bxe7 e4 26. Rxb5 Bxb5 27. Rb1
1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.23"]
[Round "4"]
[White "Ribli, Zoltan"]
[Black "Larsen, Bent"]
[Result "1-0"]
[WhiteElo "2595"]
[BlackElo "2615"]
[ECO "D11"]
[EventDate "1980.09.19"]
[PlyCount "111"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 e6 5. Qb3 Qb6 6. O-O Nd7 7. d4 Ngf6 8. Nc3
Be7 9. Rd1 Bh5 10. Bf4 h6 11. Rac1 O-O 12. Ne5 Qxb3 13. axb3 Rfd8 14. h3 Nxe5
15. Bxe5 Nd7 16. Bc7 Rdc8 17. Bf4 g5 18. Be3 Kg7 19. f3 Bg6 20. Bf2 Nb6 21.
cxd5 cxd5 22. e3 Rc6 23. Bf1 Rac8 24. Bb5 R6c7 25. Kf1 h5 26. Ke2 a6 27. Bd3
Bxd3+ 28. Kxd3 Nd7 29. g4 Rc6 30. gxh5 Kh6 31. Rg1 b5 32. Rcf1 b4 33. Na4 Rc2
34. e4 Nf6 35. Be3 Nxh5 36. exd5 exd5 37. Nb6 R8c6 38. Nxd5 Rxb2 39. Rb1 Rxb1
40. Rxb1 Bd6 41. Rc1 Rxc1 42. Bxc1 Nf4+ 43. Nxf4 gxf4 44. Ke4 a5 45. Kd5 Bb8
46. Kc6 Kg5 47. d5 Be5 48. d6 Kh4 49. d7 Bf6 50. Bxf4 Kxh3 51. Be5 Bh4 52. Bc7
Kg2 53. Bxa5 Kxf3 54. d8=Q Bxd8 55. Bxd8 Ke4 56. Kc5 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.23"]
[Round "4"]
[White "Timman, Jan"]
[Black "Karpov, Anatoly"]
[Result "0-1"]
[WhiteElo "2600"]
[BlackElo "2690"]
[ECO "C42"]
[EventDate "1980.09.19"]
[PlyCount "72"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Bg5 Qxe2+ 8.
Bxe2 Be7 9. Nc3 c6 10. O-O-O Na6 11. Nd4 Nc7 12. Rde1 Ne6 13. Nxe6 Bxe6 14. f4
d5 15. Bf3 Kd8 16. Ne2 Re8 17. Ng3 g6 18. Ne2 Bd7 19. c4 dxc4 20. dxc4 Ng8 21.
Nc3 f6 22. Bh4 Bd6 23. Rxe8+ Kxe8 24. Ne2 Be6 25. b3 Bf5 26. Kb2 Rd8 27. Bf2
Bxf4 28. g4 Be5+ 29. Kc1 Be6 30. Bxa7 Ra8 31. Bd4 Rxa2 32. Re1 Kf7 33. Bxe5
fxe5 34. h3 Nf6 35. Nc3 Rh2 36. g5 Nd7 0-1

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.24"]
[Round "5"]
[White "Hort, Vlastimil"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2620"]
[BlackElo "2625"]
[ECO "C45"]
[EventDate "1980.09.19"]
[PlyCount "82"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 d6 7. Be2 Nf6 8.
O-O h6 9. a4 a6 10. Kh1 O-O 11. a5 Ba7 12. f4 Re8 13. Bf3 Be6 14. Ra4 Qd7 15.
h3 Rad8 16. Kh2 d5 17. e5 Nh7 18. Ra3 f6 19. exf6 Nxf6 20. Ne2 d4 21. Ng3 Bf7
22. Bd2 Ne7 23. Nc1 c5 24. Nd3 Ng6 25. b3 Qc7 26. Ra1 Bb8 27. Nh5 Nd5 28. Bxd5
Rxd5 29. Ng3 Qc8 30. Qf3 Nh4 31. Qf2 Rdd8 32. Ne4 Rxe4 33. Qxh4 Rde8 34. Rae1
c4 35. Rxe4 Rxe4 36. bxc4 Qxc4 37. Re1 Rxe1 38. Nxe1 Kh7 39. Qe7 Bd5 40. Qf8
Ba7 41. Bb4 Qc6 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.24"]
[Round "5"]
[White "Karpov, Anatoly"]
[Black "Huebner, Robert"]
[Result "1-0"]
[WhiteElo "2690"]
[BlackElo "2600"]
[ECO "D85"]
[EventDate "1980.09.19"]
[PlyCount "115"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8.
Be3 Qa5 9. Qd2 O-O 10. Rc1 cxd4 11. cxd4 Qxd2+ 12. Nxd2 e6 13. Nb3 Rd8 14. Bg5
f6 15. Be3 f5 16. exf5 gxf5 17. Bb5 Nd7 18. O-O Nf6 19. Bg5 Bd7 20. Bc4 b6 21.
Nd2 Re8 22. Nf3 Bc6 23. Ne5 Bd5 24. Bb5 Rec8 25. a4 Ne4 26. Bf4 Bf8 27. f3 Nf6
28. Bg5 Kg7 29. Ba6 Rxc1 30. Rxc1 Bd6 31. Nc4 Bb4 32. Ne3 Re8 33. Bb5 Rf8 34.
Bf4 Kg6 35. Kf2 Bb7 36. Rc7 Rf7 37. Rc2 Rf8 38. Bc4 Re8 39. Bb3 Re7 40. h4 h6
41. g3 Ba3 42. Nc4 Bd5 43. Ba2 Bxc4 44. Bxc4 h5 45. Bb3 Kf7 46. Rc6 Bb2 47. Ke3
Nd5+ 48. Bxd5 exd5+ 49. Be5 Re6 50. Rc7+ Re7 51. Rc2 Ba3 52. Kf4 a6 53. Kxf5 b5
54. Rc6 b4 55. Rb6 Ke8 56. g4 Kd7 57. gxh5 Rf7+ 58. Kg4 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.24"]
[Round "5"]
[White "Larsen, Bent"]
[Black "Timman, Jan"]
[Result "0-1"]
[WhiteElo "2615"]
[BlackElo "2600"]
[ECO "B00"]
[EventDate "1980.09.19"]
[PlyCount "110"]

1. Nf3 Nf6 2. d4 b6 3. Bg5 e6 4. e4 h6 5. Bxf6 Qxf6 6. Bd3 Bb7 7. Nc3 Bb4 8.
O-O Bxc3 9. bxc3 d6 10. Bb5+ Nd7 11. Qd3 Qe7 12. Ba6 Bxa6 13. Qxa6 O-O 14. Rfe1
c5 15. a4 Rfc8 16. d5 Re8 17. Re3 Nf6 18. Qd3 exd5 19. exd5 Qd7 20. Rxe8+ Rxe8
21. c4 Nh5 22. g3 Qg4 23. Kh1 Nf6 24. a5 bxa5 25. Rxa5 Qh3 26. Kg1 Rb8 27. Rb5
Ra8 28. Ra5 Rb8 29. Rb5 Ra8 30. Qb3 Qg4 31. Ra5 Nd7 32. Kg2 Nb6 33. Nd2 Qe2 34.
Qd3 Qe1 35. Ra6 Qe7 36. Nf1 Qb7 37. Ra5 Nd7 38. Ne3 Ne5 39. Qb3 Qc8 40. h3 Qd8
41. Ra6 Rb8 42. Qa3 Qf6 43. f4 Ng6 44. Rxa7 Re8 45. Ng4 Qd4 46. Qd3 Ne7 47. Nf2
Qf6 48. Ne4 Qg6 49. Nf2 Nf5 50. g4 Nh4+ 51. Kf1 Qf6 52. Qg3 g5 53. fxg5 hxg5
54. c3 Nf3 55. Ra1 Re3 0-1

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.24"]
[Round "5"]
[White "Sosonko, Gennadi"]
[Black "Kavalek, Lubomir"]
[Result "1/2-1/2"]
[WhiteElo "2530"]
[BlackElo "2545"]
[ECO "E99"]
[EventDate "1980.09.19"]
[PlyCount "43"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5
Ne7 9. Ne1 Nd7 10. Nd3 f5 11. Bd2 Nf6 12. f3 f4 13. c5 g5 14. cxd6 cxd6 15. Nf2
Ng6 16. Qc2 h5 17. h3 Rf7 18. Rfc1 g4 19. fxg4 hxg4 20. hxg4 Nh7 21. Nb5 Ng5
22. a4 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.24"]
[Round "5"]
[White "Spassky, Boris"]
[Black "Ribli, Zoltan"]
[Result "1-0"]
[WhiteElo "2615"]
[BlackElo "2595"]
[ECO "E14"]
[EventDate "1980.09.19"]
[PlyCount "53"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 d5 6. b3 Be7 7. O-O O-O 8. Bb2 c5
9. Nbd2 Nc6 10. Rc1 Rc8 11. Qe2 dxc4 12. bxc4 Qc7 13. Rfd1 Rfd8 14. Bb1 h6 15.
Nb3 a5 16. h3 a4 17. Nbd2 Kf8 18. Ne4 Nxe4 19. Bxe4 cxd4 20. exd4 a3 21. Bc3
Na5 22. c5 Bxe4 23. Qxe4 bxc5 24. d5 exd5 25. Qh7 f6 26. Nh4 Ke8 27. Qg8+ 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.24"]
[Round "5"]
[White "Tals, Mihails"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2705"]
[BlackElo "2565"]
[ECO "E42"]
[EventDate "1980.09.19"]
[PlyCount "118"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 cxd4 6. exd4 O-O 7. a3 Be7 8. d5
exd5 9. cxd5 Re8 10. d6 Bf8 11. g3 Re6 12. Bg2 Rxd6 13. Qc2 Nc6 14. O-O Re6 15.
b4 a6 16. Nf4 Re8 17. Nfd5 Nxd5 18. Nxd5 d6 19. Be3 Rb8 20. Be4 h6 21. Bb6 Qg5
22. f4 Qh5 23. f5 Bd7 24. Rae1 Re5 25. a4 Rbe8 26. b5 axb5 27. axb5 Nb8 28. Bd4
Bxb5 29. Bxe5 Bxf1 30. Bxg7 Bxg7 31. f6 Bb5 32. Ne7+ Kh8 33. fxg7+ Kxg7 34.
Qc3+ Qe5 35. Qxe5+ dxe5 36. Nf5+ Kf8 37. Nd6 Bc6 38. Nxe8 Kxe8 39. Bxc6+ Nxc6
40. Rb1 Kf8 41. Rxb7 Nd4 42. g4 Kg7 43. Rb6 f6 44. Kf2 Kg6 45. h4 Nc2 46. Kf3
Nd4+ 47. Ke3 Nc2+ 48. Ke4 Nd4 49. Rb8 Nc6 50. h5+ Kg5 51. Rg8+ Kh4 52. Rg7 Nd4
53. Rg6 Kh3 54. Rxf6 Kxg4 55. Rxh6 Nf3 56. Kd5 Ng5 57. Rh8 Nf7 58. Rh7 Ng5 59.
Rh6 Kh4 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.25"]
[Round "6"]
[White "Andersson, Ulf"]
[Black "Sosonko, Gennadi"]
[Result "1/2-1/2"]
[WhiteElo "2565"]
[BlackElo "2530"]
[ECO "E12"]
[EventDate "1980.09.19"]
[PlyCount "27"]

1. Nf3 Nf6 2. c4 e6 3. d4 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. e3 Nbd7 8. cxd5
exd5 9. Be2 O-O 10. O-O c5 11. Rc1 a6 12. dxc5 bxc5 13. b4 cxb4 14. axb4
1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.25"]
[Round "6"]
[White "Huebner, Robert"]
[Black "Larsen, Bent"]
[Result "0-1"]
[WhiteElo "2600"]
[BlackElo "2615"]
[ECO "B19"]
[EventDate "1980.09.19"]
[PlyCount "162"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Rhe1 a5 14. Qe2 O-O
15. Kb1 Qb6 16. Ne5 a4 17. c4 a3 18. b3 Qxd4 19. Bb4 Qxe5 20. Qxe5 Nxe5 21.
Bxe7 Rfe8 22. Bb4 Ned7 23. Ne4 b6 24. Nd6 Reb8 25. f3 b5 26. Bc3 bxc4 27. Nxc4
Nd5 28. Bd2 Nc5 29. Ne5 Ra6 30. Rc1 Rb5 31. Rc4 Nf6 32. g4 Nfd7 33. Bc3 Nb6 34.
Rd4 Nd5 35. Bd2 f6 36. Ng6 e5 37. Rc4 Nd3 38. Ree4 c5 39. Ra4 Rbb6 40. Rxa6
Rxa6 41. Rc4 Ra7 42. Nh4 Nb6 43. Rc3 Rd7 44. Be3 Rd5 45. Nf5 Kf7 46. Ng3 Nd7
47. Ne4 g6 48. hxg6+ Kxg6 49. Ng3 Ne1 50. Bc1 Rd1 51. Ne4 Nd3 52. Kc2 Rxc1+ 53.
Kxd3 Ra1 54. Rc2 Rf1 55. Ke3 Re1+ 56. Kd3 Rb1 57. Nxc5 Nxc5+ 58. Rxc5 Rb2 59.
Rc2 f5 60. Rc6+ Kg5 61. gxf5 h5 62. f6 Kg6 63. Kc3 Rxa2 64. Kb4 Kf7 65. Ka4 Rf2
66. Kxa3 Rxf3 67. Kb4 h4 68. Rc8 Rf1 69. Rc2 Kxf6 70. Kc5 Kf5 71. b4 h3 72. b5
Rb1 73. b6 Kf4 74. Re2 e4 75. Kd4 e3 76. Kc5 Kf3 77. Rh2 Kg3 78. Re2 Rb3 79.
Kc4 Rxb6 80. Rxe3+ Kg2 81. Re2+ Kf3 0-1

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.25"]
[Round "6"]
[White "Kavalek, Lubomir"]
[Black "Karpov, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2690"]
[ECO "C93"]
[EventDate "1980.09.19"]
[PlyCount "37"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bd7 13. Ng3 Na5 14. Bc2 c5 15. b3
Nc6 16. d5 Ne7 17. Be3 Ng6 18. c4 Qc7 19. Nf5 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.25"]
[Round "6"]
[White "Portisch, Lajos"]
[Black "Tals, Mihails"]
[Result "1-0"]
[WhiteElo "2625"]
[BlackElo "2705"]
[ECO "D58"]
[EventDate "1980.09.19"]
[PlyCount "66"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. Rc1
Bb7 9. Be2 Nbd7 10. cxd5 exd5 11. O-O c5 12. Bb5 Rc8 13. dxc5 bxc5 14. Re1 Nb6
15. Qe2 Ne4 16. Nxe4 dxe4 17. Bxe7 Qxe7 18. Nd2 Rfd8 19. Rc2 Rd5 20. Nc4 Qg5
21. Na5 Ba8 22. Rec1 Rcd8 23. Nb3 Rc8 24. h3 Qe7 25. Rc3 Rg5 26. Qc2 Qe6 27. h4
Re5 28. Nxc5 Qxa2 29. Be2 Kh7 30. Nb3 Bd5 31. Nc5 Ba8 32. h5 Nd5 33. Nxe4 Nxc3
1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.25"]
[Round "6"]
[White "Ribli, Zoltan"]
[Black "Timman, Jan"]
[Result "1/2-1/2"]
[WhiteElo "2595"]
[BlackElo "2600"]
[ECO "A38"]
[EventDate "1980.09.19"]
[PlyCount "45"]

1. Nf3 Nf6 2. c4 c5 3. g3 d5 4. Bg2 Nc6 5. cxd5 Nxd5 6. Nc3 g6 7. Nxd5 Qxd5 8.
O-O Bg7 9. d3 O-O 10. Be3 Bd7 11. Nd4 Qd6 12. Nxc6 Bxc6 13. Bxc6 Qxc6 14. Rc1
Qe6 15. Rxc5 Qxa2 16. Rb5 Qa6 17. Rb4 b6 18. Qb3 Rfb8 19. Ra4 Qb7 20. Rfa1 a6
21. Qa2 a5 22. Rc1 Be5 23. Re4 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.25"]
[Round "6"]
[White "Spassky, Boris"]
[Black "Hort, Vlastimil"]
[Result "1/2-1/2"]
[WhiteElo "2615"]
[BlackElo "2620"]
[ECO "E54"]
[EventDate "1980.09.19"]
[PlyCount "28"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O cxd4 8. exd4
dxc4 9. Bxc4 b6 10. Bg5 Bb7 11. Rc1 Be7 12. Qe2 Nc6 13. Rfd1 Nd5 14. h4 Ncb4
1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.27"]
[Round "7"]
[White "Hort, Vlastimil"]
[Black "Ribli, Zoltan"]
[Result "1/2-1/2"]
[WhiteElo "2620"]
[BlackElo "2595"]
[ECO "E48"]
[EventDate "1980.09.19"]
[PlyCount "60"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nge2 c5 7. a3 cxd4 8. exd4
Bxc3+ 9. bxc3 dxc4 10. Bxc4 b6 11. O-O Bb7 12. a4 Nbd7 13. Ba3 Re8 14. Rc1 Rc8
15. Bd3 Nf8 16. Nf4 e5 17. dxe5 Rxe5 18. Bd6 Re8 19. Bb5 Bc6 20. f3 Qd7 21. Qd3
Bxb5 22. axb5 Rcd8 23. Rfd1 Qc8 24. Qf1 Ng6 25. Nxg6 hxg6 26. Rd4 g5 27. Qd3 g4
28. Rd1 gxf3 29. Qxf3 Qe6 30. Be5 Rxd4 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.27"]
[Round "7"]
[White "Karpov, Anatoly"]
[Black "Andersson, Ulf"]
[Result "1-0"]
[WhiteElo "2690"]
[BlackElo "2565"]
[ECO "E14"]
[EventDate "1980.09.19"]
[PlyCount "161"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 c5 6. O-O Be7 7. b3 O-O 8. Bb2
cxd4 9. exd4 d5 10. Nbd2 Nc6 11. Rc1 Rc8 12. Re1 Re8 13. Ne5 Bf8 14. Ndf3 Nxe5
15. Nxe5 Rc7 16. c5 bxc5 17. Bb5 c4 18. Bxe8 Nxe8 19. Bc3 Rc8 20. Qf3 Nd6 21.
Bb4 Qc7 22. h3 h6 23. Bc5 Nf5 24. Bxf8 Kxf8 25. Qc3 Nd6 26. Qd2 Kg8 27. Rc2 a5
28. Rec1 Ba6 29. Qd1 Qa7 30. Nf3 Bb7 31. Qe1 Qa6 32. Ne5 Rc7 33. Qd2 Rc8 34.
Qf4 a4 35. bxa4 Qxa4 36. Rb2 Qa7 37. Rcb1 Ba8 38. Nxc4 dxc4 39. Qxd6 Kh7 40.
Rc1 Bd5 41. Qf4 Qa3 42. Rbc2 f6 43. Qd2 Ra8 44. Rb2 f5 45. Rc3 Qd6 46. f3 Ra4
47. Qe3 Ra5 48. Kh1 Qa6 49. a3 Qd6 50. Rb1 Qc7 51. Ra1 Qb8 52. a4 Qb4 53. Rca3
Kg6 54. Qc1 Qb6 55. Qc3 Qa7 56. Qb4 Ra6 57. Rd1 Ra5 58. Rb1 Kf7 59. Qb6 Qxb6
60. Rxb6 f4 61. Rb5 Ra7 62. a5 Kg6 63. a6 Kh5 64. Kg1 Kh4 65. Kf2 g6 66. Rb8
Kg5 67. Ra5 Kh5 68. Rb6 Kh4 69. Rd6 h5 70. Rb6 g5 71. Rb8 Rc7 72. a7 c3 73. Rb1
Ba8 74. Rc1 Rc4 75. Ke2 Rb4 76. Kd3 Rb2 77. Rc2 g4 78. hxg4 hxg4 79. Kxc3 Rb1
80. fxg4 Kxg4 81. Kd2 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.27"]
[Round "7"]
[White "Larsen, Bent"]
[Black "Kavalek, Lubomir"]
[Result "1/2-1/2"]
[WhiteElo "2615"]
[BlackElo "2545"]
[ECO "D03"]
[EventDate "1980.09.19"]
[PlyCount "64"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. c3 O-O 5. Nbd2 d5 6. e3 b6 7. Be2 Ba6 8. Bxa6
Nxa6 9. O-O c5 10. Ne5 Qc8 11. Qa4 Nb8 12. b4 Re8 13. Bxf6 Bxf6 14. Ndf3 Rd8
15. bxc5 bxc5 16. Rab1 Nd7 17. Rb5 cxd4 18. cxd4 Nxe5 19. dxe5 Bg7 20. Rfb1 Rd7
21. h4 e6 22. h5 Rc7 23. Qh4 Rc1+ 24. Kh2 Rxb1 25. Rxb1 Qc7 26. Qf4 gxh5 27.
Kg3 f6 28. exf6 Qxf4+ 29. exf4 Bxf6 30. a4 Kf7 31. Ne1 Kg6 32. Kf3 Rc8 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.27"]
[Round "7"]
[White "Sosonko, Gennadi"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2530"]
[BlackElo "2625"]
[ECO "E19"]
[EventDate "1980.09.19"]
[PlyCount "95"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2
Nxc3 9. Qxc3 c5 10. Rd1 d6 11. Bf4 Nc6 12. Qd3 Qc8 13. d5 Nb4 14. Qb3 e5 15.
Bd2 b5 16. Bxb4 bxc4 17. Qa4 cxb4 18. Qxb4 Rb8 19. Qa3 e4 20. Nd2 f5 21. b3 Bf6
22. Rac1 c3 23. Nc4 Rd8 24. Qxa7 Ba6 25. Nb6 Qb7 26. Qxb7 Rxb7 27. Na4 Bxe2 28.
Re1 Bd3 29. Nxc3 Bg5 30. Rcd1 Rc8 31. Ne2 Rc2 32. Nd4 Rxa2 33. Nxf5 Bd2 34.
Nxd6 Bxe1 35. Rxe1 Rxb3 36. Nxe4 Bxe4 37. Bxe4 Rd2 38. Kg2 Rbb2 39. Rf1 g5 40.
Bf5 Kg7 41. Be6 Kf6 42. Kf3 h5 43. Kg2 Rbc2 44. Kf3 g4+ 45. Kg2 Kg5 46. h3
gxh3+ 47. Bxh3 Rxd5 48. Re1 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.27"]
[Round "7"]
[White "Tals, Mihails"]
[Black "Spassky, Boris"]
[Result "1-0"]
[WhiteElo "2705"]
[BlackElo "2615"]
[ECO "C95"]
[EventDate "1980.09.19"]
[PlyCount "91"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15.
a4 c5 16. d5 c4 17. Bg5 h6 18. Be3 Rb8 19. Qd2 h5 20. Ng5 Nh7 21. Nxh7 Kxh7 22.
Rf1 Kg8 23. Kh1 Bg7 24. axb5 axb5 25. f4 exf4 26. Bxf4 Qe7 27. Bg5 Qe5 28. Bf4
Qe7 29. Bg5 Qe5 30. Rf3 Ra8 31. Raf1 Rf8 32. Nxh5 gxh5 33. Rf5 Qe8 34. e5 dxe5
35. Bh6 Ra6 36. Bxg7 Kxg7 37. d6 f6 38. Rg5+ Kf7 39. Bg6+ Ke6 40. Bf5+ Kf7 41.
Qd1 Rh8 42. Bg6+ Ke6 43. Bxe8 Rxe8 44. Qxh5 Rd8 45. Rg7 Kxd6 46. Qf7 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.27"]
[Round "7"]
[White "Timman, Jan"]
[Black "Huebner, Robert"]
[Result "1-0"]
[WhiteElo "2600"]
[BlackElo "2600"]
[ECO "E16"]
[EventDate "1980.09.19"]
[PlyCount "75"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 O-O 8.
Nc3 Ne4 9. Nxe4 Bxe4 10. O-O d5 11. Rac1 Nd7 12. cxd5 Bxd5 13. b4 Rc8 14. Rfd1
Qe7 15. Nh4 Nf6 16. Bxd5 Nxd5 17. Rc4 Rfd8 18. e4 Nf6 19. Qc2 Ne8 20. Nf3 Nd6
21. Rc6 f5 22. exf5 Nxf5 23. d5 Qxb4 24. dxe6 Rxd1+ 25. Qxd1 Qf8 26. Qd7 Rd8
27. Qxc7 Ne7 28. Rd6 Rc8 29. Qb7 Qf6 30. Kg2 Rf8 31. Rd7 Re8 32. Nd4 Ng6 33.
Qd5 Re7 34. Nf5 Re8 35. Nxg7 Re7 36. Nf5 Rxe6 37. Nd4 Nf8 38. Nxe6 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.28"]
[Round "8"]
[White "Andersson, Ulf"]
[Black "Larsen, Bent"]
[Result "1/2-1/2"]
[WhiteElo "2565"]
[BlackElo "2615"]
[ECO "D06"]
[EventDate "1980.09.19"]
[PlyCount "153"]

1. Nf3 d5 2. d4 Bf5 3. c4 e6 4. Bf4 c6 5. Qb3 Qb6 6. c5 Qxb3 7. axb3 Nd7 8. Nc3
a6 9. e3 Ne7 10. h3 f6 11. g4 Bg6 12. b4 Rc8 13. Bg3 h5 14. Rg1 hxg4 15. hxg4
Kf7 16. Be2 Ng8 17. Nd2 Be7 18. Nb3 Bd8 19. Na5 Bxa5 20. Rxa5 Ne7 21. Kd2 Rh3
22. Na2 e5 23. Nc1 exd4 24. exd4 Nf8 25. Bf1 Rh8 26. Bg2 Ne6 27. Nb3 Rce8 28.
Raa1 Nc8 29. b5 axb5 30. Rge1 f5 31. gxf5 Bxf5 32. Kc3 Ng5 33. f3 Rxe1 34. Rxe1
Bh3 35. Bh1 Bd7 36. Bg2 Ne6 37. Be5 Rh4 38. Rh1 g5 39. Nc1 Ne7 40. Nd3 Nf5 41.
Rxh4 gxh4 42. Bh3 Ne3 43. Bh2 Nxc5 44. Ne5+ Ke8 45. Nxd7 Nxd7 46. Bg1 b4+ 47.
Kxb4 Nc2+ 48. Kc3 Ne1 49. Be3 Nxf3 50. Bg2 Nh2 51. Bg5 Ng4 52. Bxh4 Ngf6 53.
Kd3 Kf7 54. Bh3 Nb6 55. b3 Ne4 56. Ke3 Ke8 57. Bf5 Nd6 58. Bg4 Nb5 59. Bh5+ Kf8
60. Bg4 Nd6 61. Kf4 Ke8 62. Ke3 Nbc8 63. Kf4 Na7 64. Ke5 Nab5 65. Be1 b6 66.
Bb4 Nb7 67. Be2 Nc7 68. Be1 Kd8 69. b4 b5 70. Bh4+ Kc8 71. Bg4+ Kb8 72. Bd7 Na6
73. Bxc6 Nxb4 74. Bxb5 Na5 75. Kd6 Nb3 76. Bf6 Nc2 77. Kxd5 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.28"]
[Round "8"]
[White "Hort, Vlastimil"]
[Black "Tals, Mihails"]
[Result "1/2-1/2"]
[WhiteElo "2620"]
[BlackElo "2705"]
[ECO "E15"]
[EventDate "1980.09.19"]
[PlyCount "31"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 Bb4 6. Qc2 Bb7 7. a3 Be4 8. Qa4
Bxd2+ 9. Bxd2 Nc6 10. Bc3 a6 11. Bg2 Rb8 12. Qd1 d5 13. cxd5 Qxd5 14. O-O O-O
15. e3 a5 16. Ne1 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.28"]
[Round "8"]
[White "Kavalek, Lubomir"]
[Black "Timman, Jan"]
[Result "0-1"]
[WhiteElo "2545"]
[BlackElo "2600"]
[ECO "E88"]
[EventDate "1980.09.19"]
[PlyCount "72"]

1. e4 d6 2. d4 Nf6 3. f3 g6 4. c4 Bg7 5. Nc3 O-O 6. Be3 e5 7. d5 c6 8. Qd2 cxd5
9. cxd5 Na6 10. Bd3 Nh5 11. Nge2 f5 12. exf5 gxf5 13. O-O Nc5 14. Bc2 a5 15. f4
e4 16. Nd4 Nf6 17. h3 Bd7 18. Rab1 Qe8 19. Rfd1 Kh8 20. b4 axb4 21. Rxb4 Rc8
22. Ncb5 Qe7 23. Ne6 Nxe6 24. dxe6 Bxe6 25. Nxd6 Nd5 26. Rxb7 Qxd6 27. Bb3 Rcd8
28. Qa5 Qc6 29. Ra7 Qc3 30. Qxc3 Bxc3 31. Bc5 Nxf4 32. Rf1 Ne2+ 33. Kf2 Bxb3
34. Bxf8 Bd4+ 35. Kxe2 Bc4+ 36. Ke1 Rxf8 0-1

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.28"]
[Round "8"]
[White "Portisch, Lajos"]
[Black "Karpov, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2625"]
[BlackElo "2690"]
[ECO "E18"]
[EventDate "1980.09.19"]
[PlyCount "49"]

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. Nh4 Bxg2 10. Nxg2 d5 11. Qa4 dxc4 12. Qxc4 c5 13. Be3 cxd4 14. Bxd4 Qc8
15. Rac1 Qxc4 16. Rxc4 Rd8 17. Be3 Nd7 18. Rfc1 Kf8 19. Ne1 Nf6 20. Nf3 Nd5 21.
Bd4 f6 22. e4 Nb4 23. a3 Nd3 24. R1c2 e5 25. Be3 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.28"]
[Round "8"]
[White "Ribli, Zoltan"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2595"]
[BlackElo "2600"]
[ECO "D15"]
[EventDate "1980.09.19"]
[PlyCount "47"]

1. Nf3 Nf6 2. c4 c6 3. d4 d5 4. Nc3 dxc4 5. e3 b5 6. a4 b4 7. Nb1 Bg4 8. Be2
Nbd7 9. O-O c5 10. dxc5 Rc8 11. Nbd2 Bxf3 12. gxf3 g6 13. Nxc4 Bg7 14. a5 Nxc5
15. Bd2 Rb8 16. Qe1 Nb3 17. Rd1 Nxd2 18. Qxd2 Qc7 19. Qd4 O-O 20. Qe5 Qb7 21.
a6 Qxa6 22. Qxe7 Rfe8 23. Ra1 Qxa1 24. Qxe8+ 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.28"]
[Round "8"]
[White "Spassky, Boris"]
[Black "Sosonko, Gennadi"]
[Result "1/2-1/2"]
[WhiteElo "2615"]
[BlackElo "2530"]
[ECO "E59"]
[EventDate "1980.09.19"]
[PlyCount "37"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 d5 7. O-O O-O 8. a3
Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7 11. Bd3 e5 12. Qc2 Re8 13. Nxe5 Nxe5 14. dxe5
Qxe5 15. f3 Bd7 16. e4 Rad8 17. a4 Bc6 18. Bc4 Rd7 19. Ra2 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.29"]
[Round "9"]
[White "Huebner, Robert"]
[Black "Kavalek, Lubomir"]
[Result "1-0"]
[WhiteElo "2600"]
[BlackElo "2545"]
[ECO "C79"]
[EventDate "1980.09.19"]
[PlyCount "69"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Nf6 6. Re1 b5 7. Bb3 Na5 8. d4
Nxb3 9. axb3 exd4 10. Nxd4 Bd7 11. e5 dxe5 12. Rxe5+ Be7 13. Qe2 c5 14. Nf3 Be6
15. Bg5 O-O 16. Nc3 Qc7 17. h3 h6 18. Bh4 Rfe8 19. Re1 Kh8 20. Qe3 Nd7 21. Rxe6
fxe6 22. Bxe7 b4 23. Nh4 bxc3 24. bxc3 Qc6 25. Rd1 c4 26. Rd6 Qb5 27. Qxe6 Nf8
28. Qf7 Rxe7 29. Qxe7 Re8 30. Qc7 Re1+ 31. Kh2 Qe5+ 32. g3 Re2 33. Qb6 Kh7 34.
Rd8 Ne6 35. Rh8+ 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.29"]
[Round "9"]
[White "Karpov, Anatoly"]
[Black "Spassky, Boris"]
[Result "1-0"]
[WhiteElo "2690"]
[BlackElo "2615"]
[ECO "B81"]
[EventDate "1980.09.19"]
[PlyCount "69"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. h4 Nc6 8. Rg1
d5 9. Bb5 Bd7 10. exd5 Nxd5 11. Nxd5 exd5 12. Be3 Be7 13. Qd2 Bxh4 14. O-O-O
Bf6 15. Nf5 Bxf5 16. gxf5 a6 17. Bxc6+ bxc6 18. Bc5 Rb8 19. b4 Rb5 20. Rge1+
Kd7 21. c4 Rxc5 22. bxc5 Bg5 23. f4 Qf6 24. cxd5 Qa1+ 25. Kc2 Qxa2+ 26. Kd3
Qxd2+ 27. Rxd2 Bxf4 28. Ra2 cxd5 29. Rxa6 h5 30. Kd4 h4 31. Kxd5 Rb8 32. f6
gxf6 33. Rxf6 Bg3 34. Rxf7+ Kd8 35. Rf8+ 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.29"]
[Round "9"]
[White "Larsen, Bent"]
[Black "Portisch, Lajos"]
[Result "0-1"]
[WhiteElo "2615"]
[BlackElo "2625"]
[ECO "A46"]
[EventDate "1980.09.19"]
[PlyCount "130"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. c3 cxd4 5. cxd4 Qb6 6. Qc2 Nc6 7. Bxf6 gxf6 8.
e3 d5 9. Nc3 Bd7 10. Be2 Be7 11. O-O O-O 12. Na4 Qc7 13. Nc5 Rfc8 14. Nxd7 Qxd7
15. Qa4 Ne5 16. Qxd7 Nxd7 17. Rfc1 Nb6 18. Bd3 Na4 19. Rxc8+ Rxc8 20. Rb1 a6
21. Ne1 Rc6 22. Bc2 Nb6 23. Kf1 Bd6 24. Ke2 f5 25. g3 Rc7 26. Bd1 f6 27. Nd3 e5
28. b3 Kf7 29. Rc1 Rxc1 30. Nxc1 Na8 31. Bc2 Ke6 32. Nd3 a5 33. Ne1 Nc7 34. a4
Na6 35. Nf3 Nb4 36. Kd2 Na2 37. Nh4 Bb4+ 38. Ke2 Nc3+ 39. Kf1 e4 40. Kg2 Bd6
41. Kh3 Na2 42. Bd1 Nb4 43. Kg2 Nd3 44. Kf1 Nc1 45. Bc2 Na2 46. Bd1 Nc1 47. f3
b6 48. Kg2 Nd3 49. Be2 Nc1 50. Ba6 Nxb3 51. Bc8+ Kf7 52. Nxf5 exf3+ 53. Kxf3
Nd2+ 54. Kg4 Bc7 55. Bd7 Ne4 56. Bc6 Nc3 57. e4 dxe4 58. d5 b5 59. d6 Bb6 60.
d7 bxa4 61. Nd6+ Ke6 62. Nc4 Bc7 63. h4 Ke7 64. Kh5 Bxg3 65. Kh6 e3 0-1

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.29"]
[Round "9"]
[White "Sosonko, Gennadi"]
[Black "Hort, Vlastimil"]
[Result "1/2-1/2"]
[WhiteElo "2530"]
[BlackElo "2620"]
[ECO "D24"]
[EventDate "1980.09.19"]
[PlyCount "32"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 Bf5 5. Ne5 e6 6. f3 Nfd7 7. Nxc4 Nc6 8.
e4 Bg6 9. Bf4 f6 10. Be3 Bf7 11. Be2 a6 12. Rc1 Be7 13. d5 exd5 14. Nxd5 O-O
15. Nxe7+ Qxe7 16. O-O Nde5 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.29"]
[Round "9"]
[White "Tals, Mihails"]
[Black "Ribli, Zoltan"]
[Result "1/2-1/2"]
[WhiteElo "2705"]
[BlackElo "2595"]
[ECO "B85"]
[EventDate "1980.09.19"]
[PlyCount "95"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 Nc6 7. f4 e6 8. Be2
Be7 9. O-O O-O 10. Be3 Qc7 11. Qe1 Nxd4 12. Bxd4 e5 13. Be3 exf4 14. Bxf4 Be6
15. Qg3 Nd7 16. Bh6 Qc5+ 17. Kh1 Qe5 18. Bf4 Qc5 19. Be3 Qe5 20. Qf2 Qa5 21.
Rfd1 Rac8 22. Nd5 Bxd5 23. Rxd5 Qb4 24. Bg4 Qxe4 25. Rd4 Qc6 26. Ra3 Rcd8 27.
Rc3 Nc5 28. Bf3 Qe8 29. Rb4 Bf6 30. Rcc4 b5 31. axb5 a5 32. Bc6 Qe6 33. Ra4
Bxb2 34. Bxc5 dxc5 35. Qf1 Rd2 36. Re4 Qf5 37. Re1 Qxc2 38. b6 Rd6 39. Qb5 Rd1
40. Qf1 Rxe1 41. Qxe1 Qg6 42. Qe4 Qh6 43. g3 Qc1+ 44. Kg2 Bd4 45. Bb5 Rb8 46.
Ra2 g6 47. b7 Kg7 48. Ba6 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.29"]
[Round "9"]
[White "Timman, Jan"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2565"]
[ECO "D03"]
[EventDate "1980.09.19"]
[PlyCount "80"]

1. Nf3 Nf6 2. d4 d5 3. Bg5 Ne4 4. Bh4 c6 5. e3 Bf5 6. Bd3 Nd7 7. O-O Qc7 8. c4
dxc4 9. Bxc4 e6 10. Bd3 Nef6 11. Bxf5 exf5 12. Nc3 Be7 13. d5 O-O 14. Bg3 Qb6
15. Na4 Qa6 16. dxc6 bxc6 17. Qc2 c5 18. Rfd1 Rfd8 19. b3 g6 20. Ne5 Rac8 21.
Qc4 Qxc4 22. Nxc4 Ne4 23. Rac1 Nxg3 24. hxg3 Nf6 25. Nc3 Kf8 26. Kf1 Rxd1+ 27.
Rxd1 Rd8 28. Rxd8+ Bxd8 29. Nd6 Bb6 30. Na4 Nd7 31. Ke2 Ke7 32. Nc4 Ke6 33. Kd3
Kd5 34. Nc3+ Kc6 35. e4 fxe4+ 36. Nxe4 Bd8 37. g4 Be7 38. f3 h6 39. Ke3 a6 40.
Kd3 Bf8 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.30"]
[Round "10"]
[White "Andersson, Ulf"]
[Black "Huebner, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2565"]
[BlackElo "2600"]
[ECO "A40"]
[EventDate "1980.09.19"]
[PlyCount "56"]

1. Nf3 g6 2. e4 c5 3. c4 Bg7 4. d4 Qa5+ 5. Bd2 Qb6 6. Bc3 cxd4 7. Bxd4 Bxd4 8.
Qxd4 Qxd4 9. Nxd4 Nc6 10. Nc2 b6 11. Nc3 Bb7 12. Be2 Rc8 13. b3 Nf6 14. f3 d6
15. Kf2 e6 16. Rhd1 Ke7 17. Rd2 Rhd8 18. Rad1 Ne8 19. f4 Nc7 20. Bf3 Rb8 21. e5
dxe5 22. Bxc6 Rxd2+ 23. Rxd2 Bxc6 24. fxe5 Bb7 25. Ke3 Ne8 26. Nd4 f6 27. exf6+
Nxf6 28. Nf3 Nd7 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.30"]
[Round "10"]
[White "Hort, Vlastimil"]
[Black "Karpov, Anatoly"]
[Result "1/2-1/2"]
[WhiteElo "2620"]
[BlackElo "2690"]
[ECO "D59"]
[EventDate "1980.09.19"]
[PlyCount "38"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. cxd5
Nxd5 9. Bxe7 Qxe7 10. Rc1 Bb7 11. Bd3 Rc8 12. O-O Nxc3 13. Rxc3 Nd7 14. Qe2 c5
15. Ba6 cxd4 16. Rxc8+ Bxc8 17. Nxd4 Bxa6 18. Qxa6 Nc5 19. Qc4 a5 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.30"]
[Round "10"]
[White "Portisch, Lajos"]
[Black "Timman, Jan"]
[Result "1/2-1/2"]
[WhiteElo "2625"]
[BlackElo "2600"]
[ECO "D91"]
[EventDate "1980.09.19"]
[PlyCount "46"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. d4 Nxc3 6. bxc3 g6 7. Bf4 Bg7 8.
e3 Qa5 9. Qd2 O-O 10. Be2 Nc6 11. Rb1 cxd4 12. cxd4 Qxd2+ 13. Kxd2 Rd8 14. Bb5
Bf5 15. Bxc6 Bxb1 16. Bxb7 Bxa2 17. Bxa8 Rxa8 18. Ra1 Bd5 19. Ra5 e6 20. Bd6
Bf6 21. Ne1 Bd8 22. Ra1 a5 23. f3 a4 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.30"]
[Round "10"]
[White "Ribli, Zoltan"]
[Black "Kavalek, Lubomir"]
[Result "1/2-1/2"]
[WhiteElo "2595"]
[BlackElo "2545"]
[ECO "D42"]
[EventDate "1980.09.19"]
[PlyCount "58"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 Nc6 4. e3 e6 5. d4 d5 6. cxd5 Nxd5 7. Bd3 cxd4 8.
exd4 Be7 9. O-O O-O 10. Re1 Nf6 11. a3 b6 12. Ne5 Bb7 13. Ba6 Qc8 14. Bxb7 Qxb7
15. Nxc6 Qxc6 16. d5 Qc4 17. Qe2 Qxe2 18. Rxe2 Bc5 19. dxe6 fxe6 20. Be3 Bxe3
21. Rxe3 Nd5 22. Rxe6 Nxc3 23. bxc3 Rac8 24. Re3 Rf4 25. h3 Rfc4 26. Rc1 R8c7
27. Kf1 Ra4 28. Ra1 Rac4 29. Rd1 h6 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.30"]
[Round "10"]
[White "Spassky, Boris"]
[Black "Larsen, Bent"]
[Result "1-0"]
[WhiteElo "2615"]
[BlackElo "2615"]
[ECO "B18"]
[EventDate "1980.09.19"]
[PlyCount "75"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 e6 8.
O-O Ngf6 9. c4 Be7 10. b3 a5 11. Bxg6 hxg6 12. Bd2 b5 13. Qe2 Qb6 14. Bg5 O-O
15. Rad1 Rfe8 16. Ne5 Rad8 17. Be3 Qa6 18. Rc1 bxc4 19. Qxc4 Qxc4 20. Rxc4 Nxe5
21. dxe5 Nd5 22. Bc5 Nb4 23. Ne4 Bxc5 24. Rxc5 Rd5 25. a3 Nd3 26. Rxc6 Nxe5 27.
Rc3 Nd3 28. g3 f6 29. Rd1 Red8 30. Kf1 g5 31. h3 Kf7 32. Rc7+ Kg6 33. Nc3 Rf5
34. Rd2 Rd4 35. Nd1 e5 36. Ne3 Rf3 37. Nc2 Re4 38. Kg2 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.09.30"]
[Round "10"]
[White "Tals, Mihails"]
[Black "Sosonko, Gennadi"]
[Result "1/2-1/2"]
[WhiteElo "2705"]
[BlackElo "2530"]
[ECO "A25"]
[EventDate "1980.09.19"]
[PlyCount "40"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d3 d6 5. g3 g6 6. Bg2 Bg7 7. Rb1 a5 8. a3 O-O
9. b4 axb4 10. axb4 Nd4 11. Nd2 c6 12. e3 Nf5 13. e4 Nd4 14. Nf3 Nxf3+ 15. Qxf3
Bg4 16. Qe3 Be6 17. Qe2 d5 18. cxd5 cxd5 19. Bg5 d4 20. Nd5 Bxd5 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.10.02"]
[Round "11"]
[White "Huebner, Robert"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2625"]
[ECO "C92"]
[EventDate "1980.09.19"]
[PlyCount "46"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Bb7 10. d4 Re8 11. a4 h6 12. Na3 Bf8 13. d5 Na7 14. Nc2 c6 15. Nb4 c5
16. Nc2 Bc8 17. Na3 Bd7 18. Bc2 Nc8 19. Be3 Nb6 20. b3 Rb8 21. Nd2 g6 22. g4 h5
23. f3 Na8 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.10.02"]
[Round "11"]
[White "Karpov, Anatoly"]
[Black "Tals, Mihails"]
[Result "1/2-1/2"]
[WhiteElo "2690"]
[BlackElo "2705"]
[ECO "C88"]
[EventDate "1980.09.19"]
[PlyCount "41"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4
Bb7 9. d3 d6 10. Nc3 Na5 11. Ba2 b4 12. Ne2 c5 13. Bg5 Nh5 14. Bxe7 Qxe7 15.
Nd2 Bc8 16. Nc4 Nxc4 17. Bxc4 Be6 18. Ng3 Nf4 19. Nh5 Bxc4 20. dxc4 Ne6 21. Ng3
1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.10.02"]
[Round "11"]
[White "Kavalek, Lubomir"]
[Black "Andersson, Ulf"]
[Result "1/2-1/2"]
[WhiteElo "2545"]
[BlackElo "2565"]
[ECO "B87"]
[EventDate "1980.09.19"]
[PlyCount "39"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 a6 7. Bb3 b5 8. O-O
Be7 9. a4 b4 10. Na2 O-O 11. Nxb4 Bb7 12. c3 a5 13. Nd3 Bxe4 14. Re1 Na6 15.
Bg5 Bxd3 16. Qxd3 Nc5 17. Qd1 Nxb3 18. Qxb3 h6 19. Bh4 Rb8 20. Qc2 1/2-1/2

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.10.02"]
[Round "11"]
[White "Larsen, Bent"]
[Black "Hort, Vlastimil"]
[Result "1-0"]
[WhiteElo "2615"]
[BlackElo "2620"]
[ECO "E21"]
[EventDate "1980.09.19"]
[PlyCount "75"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. Bg5 h6 6. Bh4 c5 7. Qc2 cxd4 8.
Nxd4 Nc6 9. e3 Nxd4 10. exd4 b6 11. Be2 Bb7 12. O-O Be7 13. Rad1 Rc8 14. Qa4 a6
15. d5 exd5 16. Bxf6 Bxf6 17. Nxd5 Bxb2 18. Bg4 Rc5 19. Bxd7 Be5 20. Bh3 b5 21.
Qb4 Bd6 22. Ne3 Qc7 23. g3 Bf3 24. Rd4 bxc4 25. Nxc4 Rb8 26. Qd2 Rxc4 27. Rxd6
Rc2 28. Qf4 Rxa2 29. Rc1 Qb7 30. Rd7 Qb2 31. Qxf7+ Kh8 32. Rf1 Be2 33. Re1 Bh5
34. Qf4 Ra1 35. Qxb8+ Qxb8 36. Rxa1 Qe5 37. Rc1 Bf3 38. Bf1 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.10.02"]
[Round "11"]
[White "Sosonko, Gennadi"]
[Black "Ribli, Zoltan"]
[Result "1-0"]
[WhiteElo "2530"]
[BlackElo "2595"]
[ECO "A40"]
[EventDate "1980.09.19"]
[PlyCount "0"]

1. d4 1-0

[Event "4th Tilburg Interpolis it"]
[Site "Tilburg NED"]
[Date "1980.10.02"]
[Round "11"]
[White "Timman, Jan"]
[Black "Spassky, Boris"]
[Result "1/2-1/2"]
[WhiteElo "2600"]
[BlackElo "2615"]
[ECO "B81"]
[EventDate "1980.09.19"]
[PlyCount "114"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g4 h6 7. g5 hxg5 8. Bxg5
Nc6 9. Qd2 Qb6 10. Nb3 Bd7 11. O-O-O a6 12. f4 Qc7 13. Bg2 O-O-O 14. h4 Be7 15.
Bf3 Kb8 16. h5 Bc8 17. Nd4 Bd7 18. Nb3 Be8 19. Bh4 d5 20. exd5 Nxd5 21. Nxd5
exd5 22. Bxe7 Qxe7 23. Qf2 Rh6 24. Rhg1 Qc7 25. Rxg7 Qxf4+ 26. Qd2 Qxd2+ 27.
Rxd2 Ne5 28. Rxd5 Rxd5 29. Bxd5 Bc6 30. Bxf7 Nxf7 31. Rxf7 Rxh5 32. Nd4 Bd5 33.
Rf8+ Kc7 34. b3 Rh4 35. Ne2 Rh2 36. Nc3 Bc6 37. Rf6 Rg2 38. Kb2 Rh2 39. a4 Rg2
40. Rf7+ Kb6 41. Rf4 Rh2 42. Nb1 Kc5 43. Nc3 Kd6 44. Rf5 Ke6 45. Rg5 Kd6 46.
Rg4 Ke5 47. Rg1 Kd6 48. Rg5 Bf3 49. Rg3 Bc6 50. Re3 Rf2 51. Rd3+ Ke5 52. Nd1
Re2 53. Ne3 b5 54. Ng4+ Ke6 55. axb5 axb5 56. Re3+ Rxe3 57. Nxe3 b4 1/2-1/2

