[Event "CZE-chT1c 9697"]
[Site "Czech Republic"]
[Date "1997.??.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Gol, Filip"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2310"]
[PlyCount "101"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "CZE"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 Qb6 7. c3 c5 8. 0-0 Nc6 9. b3 cxd4 10. cxd4 Nge7 11. Be3 Nf5 12. Nc3 Be7 13. Ne2 Rc8 14. Rac1 Ba3 15. Rcd1 Nb4 16. Qb1 0-0 17. g4 Nxe3 18. fxe3 Rc2 19. Rd2 Rfc8 20. Rfd1 R8c6 21. Rxc2 Rxc2 22. Rd2 Qc6 23. Rxc2 Qxc2 24. Qxc2 Nxc2 25. Kf2 Nb4 26. Nc3 Bb2 27. Na4 Ba1 28. Ke2 Nxa2 29. Kd2 b5 30. Nc5 Bc3+ 31. Kd3 Ba5 32. Nb7 Bc7 33. Nd6 Bxd6 34. exd6 Kf8 35. Ne5 f6 36. Nc6 Ke8 37. Nxa7 b4 38. Nb5 Nc1+ 39. Kc2 Ne2 40. Nc7+ Kd7 41. Na6 Kxd6 42. Nxb4 Ng1 43. Nd3 Nf3 44. h3 e5 45. Kc3 Ng1 46. Nf2 Kc6 47. b4 exd4+ 48. exd4 Ne2+ 49. Kd3 Nc1+ 50. Kc2 Ne2 51. Kd3 1/2-1/2

[Event "CSR-chT 9091"]
[Site "Czechoslovakia"]
[Date "1991.02.02"]
[Round "7.2"]
[White "Riha, Vaclav"]
[Black "Krcmar, Zdenek"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2310"]
[BlackElo "2230"]
[PlyCount "92"]
[EventDate "1990.??.??"]
[EventType "team"]
[EventRounds "14"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 Nbd7 9. Nbd2 c5 10. Nxc4 Nb6 11. dxc5 Bxc5 12. Be3 Bxe3 13. Nxe3 Nbd5 14. Nxd5 exd5 15. Nd4 Bg4 16. h3 Bd7 17. Rfc1 Qb6 18. Qd1 Rac8 19. b3 Ne4 20. e3 Rfe8 21. Rxc8 Rxc8 22. Rc1 Rc5 23. Rxc5 Qxc5 24. Bf1 h6 25. Bg2 Bc8 26. Bf1 Qc3 27. Qc2 Qxc2 28. Nxc2 Nd2 29. Bg2 Nxb3 30. Bxd5 Nc5 31. a5 Bxh3 32. Nd4 Kf8 33. e4 Be6 34. Nxe6+ fxe6 35. Bc4 Nxe4 36. Bxe6 Ke7 37. Bd5 Nc5 38. f4 Kd6 39. Bf3 Kc7 40. Bd5 Nd7 41. Kf2 Nb8 42. Ke3 Nc6 43. Ke4 Kd6 44. Ba2 Nxa5 45. Kf5 Ke7 46. Kg6 Kf8 0-1

[Event "POL corr"]
[Site "Poland"]
[Date "1991.??.??"]
[Round "?"]
[White "Vondracek, Karel"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "B45"]
[PlyCount "51"]
[EventDate "1991.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 Qc7 9. f4 Qa5 10. Bd2 a6 11. Nb5 Qb6 12. Nd6+ Ke7 13. e5 Nd5 14. Qc1 Nd4 15. Bc4 Qc5 16. c3 Nf5 17. Nxf5+ exf5 18. Bd3 Ke6 19. c4 Nb6 20. Bc3 Qc6 21. Qc2 g6 22. Qf2 Nxc4 23. Bxc4+ Qxc4 24. Qh4 Kd5 25. Rd1+ Ke4 26. Qg3 1-0

[Event "CSR-chT 9091"]
[Site "Czechoslovakia"]
[Date "1990.11.11"]
[Round "2.2"]
[White "Riha, Vaclav"]
[Black "Masin, Lubos"]
[Result "1-0"]
[ECO "A32"]
[WhiteElo "2310"]
[PlyCount "139"]
[EventDate "1990.??.??"]
[EventType "team"]
[EventRounds "14"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 a6 6. Bg2 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Qc7 9. Nc3 0-0 10. Rc1 d6 11. 0-0 Nc6 12. Rfd1 Ne5 13. b3 Rb8 14. Nf3 Nxf3+ 15. exf3 Rd8 16. f4 b6 17. Qd3 Bb7 18. f5 Bxg2 19. Kxg2 Rd7 20. Re1 Re8 21. Rcd1 Qc5 22. fxe6 fxe6 23. Ne4 Qc6 24. Kg1 Nxe4 25. Rxe4 d5 26. Rh4 g6 27. Qd2 Rf7 28. cxd5 exd5 29. Rd4 Rfe7 30. Rxd5 Re2 31. Qd4 R2e4 32. Qa1 Qxd5 33. Rxd5 Re1+ 34. Qxe1 Rxe1+ 35. Kg2 Re2 36. a4 Rb2 37. Rd3 Kf7 38. Re3 b5 39. axb5 axb5 40. h4 h6 41. Rf3+ Ke6 42. g4 Ke5 43. Kg3 b4 44. Re3+ Kf6 45. Kf3 Rd2 46. Kg3 Rd1 47. Kf4 g5+ 48. hxg5+ hxg5+ 49. Ke4 Rc1 50. Rd3 Rb1 51. Kd5 Rb2 52. Rf3+ Ke7 53. Kc4 Kd6 54. Rf5 Re2 55. f3 Re8 56. Rxg5 Rf8 57. Rf5 Rb8 58. Kd4 Ke6 59. Rc5 Rf8 60. Ke4 Rb8 61. f4 Kd6 62. Rd5+ Ke6 63. f5+ Kf6 64. Kf4 Rb7 65. g5+ Kf7 66. g6+ Kf6 67. Rd6+ Kg7 68. Kg5 Rb5 69. Rd7+ Kg8 70. Kh6 1-0

[Event "CSR-chT"]
[Site "Czechoslovakia"]
[Date "1989.??.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Stratil, Ladislav Jr"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2305"]
[PlyCount "72"]
[EventDate "1989.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. g3 0-0 7. Bg2 Ne8 8. Nf3 g6 9. Bh6 Ng7 10. Qd2 Nd7 11. h4 Nf6 12. 0-0-0 Bg4 13. Rdg1 a6 14. Nh2 Bd7 15. Bf3 b5 16. g4 bxc4 17. Nf1 Rb8 18. Ne3 Nfe8 19. Rh2 f6 20. Be2 Rf7 21. f4 Nc7 22. h5 Nge8 23. Nf5 Nb5 24. hxg6 hxg6 25. Nh4 Qa5 26. Nxg6 Nxc3 27. Qxc3 Qxa2 28. Qa3 Qxa3 29. bxa3 Rh7 30. Nxe7+ Rxe7 31. f5 Rh7 32. g5 fxg5 33. Rxg5+ Kh8 34. Rg6 c3 35. f6 c2 36. f7 Rxf7 1-0

[Event "CSR-chT"]
[Site "Czechoslovakia"]
[Date "1989.??.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Vokac, Marek"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2305"]
[BlackElo "2445"]
[PlyCount "59"]
[EventDate "1989.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Qd6 6. d4 exd4 7. Qxd4 Qxd4 8. Nxd4 Bd7 9. Nc3 0-0-0 10. Be3 Bd6 11. Rad1 Ne7 12. Nb3 b6 13. Bxb6 Bxh2+ 14. Kxh2 cxb6 15. e5 Bg4 16. f3 Bf5 17. Rf2 Rxd1 18. Nxd1 Rd8 19. Ne3 Be6 20. f4 Nf5 21. Nxf5 Bxf5 22. c3 c5 23. Nd2 Kc7 24. Kg3 f6 25. exf6 gxf6 26. Kf3 Rd3+ 27. Ke2 Rd7 28. Kf3 Rd3+ 29. Ke2 Rd7 30. Kf3 1/2-1/2

[Event "CSR-chT"]
[Site "Czechoslovakia"]
[Date "1989.??.??"]
[Round "?"]
[White "Stratil, Ladislav Jr"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B89"]
[BlackElo "2305"]
[PlyCount "82"]
[EventDate "1989.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 Be7 8. Qe2 a6 9. 0-0-0 Qc7 10. Bb3 Na5 11. Kb1 b5 12. f3 b4 13. Na4 Nd7 14. Rhe1 Nxb3 15. cxb3 Nc5 16. Qc4 Bd7 17. Rc1 Qb7 18. Nxc5 dxc5 19. Ne2 Bb5 20. Qc2 0-0 21. Nf4 Rfc8 22. Qf2 c4 23. bxc4 Bxc4 24. b3 Bb5 25. Bd4 Rxc1+ 26. Rxc1 Rc8 27. Rxc8+ Qxc8 28. Qd2 Qd7 29. Be3 Qxd2 30. Bxd2 g5 31. Nh3 Bf1 32. Bxg5 f6 33. Be3 Bxg2 34. Ng1 Bd6 35. h4 h5 36. Bf2 Kf7 37. Kc2 Kg6 38. Kd2 Bf4+ 39. Ke2 f5 40. exf5+ exf5 41. Be3 Bh2 1/2-1/2

[Event "CSR-chT"]
[Site "Czechoslovakia"]
[Date "1989.??.??"]
[Round "?"]
[White "Vokac, Marek"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2445"]
[BlackElo "2305"]
[PlyCount "55"]
[EventDate "1989.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 c6 4. g3 Nbd7 5. Bg2 e5 6. Nge2 b5 7. 0-0 Bb7 8. Re1 Qc7 9. a3 a6 10. h3 Be7 11. Be3 0-0 12. g4 c5 13. dxc5 dxc5 14. Ng3 b4 15. Nd5 Nxd5 16. exd5 Bd6 17. c4 bxc3 18. bxc3 c4 19. Rb1 Rab8 20. Qa4 e4 21. Nxe4 Bh2+ 22. Kh1 Bxd5 23. Rbd1 Bxe4 24. Rxd7 Bxg2+ 25. Kxg2 Qe5 26. Qxc4 Rbc8 27. Qd4 Rxc3 28. Bd2 1-0

[Event "Slupsk op"]
[Site "Slupsk"]
[Date "1988.08.13"]
[Round "9"]
[White "Riha, Vaclav"]
[Black "Moehring, Guenther"]
[Result "1/2-1/2"]
[ECO "E77"]
[WhiteElo "2270"]
[BlackElo "2395"]
[PlyCount "67"]
[EventDate "1988.08.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 e6 7. Nf3 exd5 8. exd5 Nh5 9. Be2 Bxc3+ 10. bxc3 f5 11. Ng5 Ng7 12. 0-0 0-0 13. Bf3 Nd7 14. Ne6 Nxe6 15. dxe6 Nf6 16. Re1 Qe7 17. Bd5 Ne4 18. Rb1 Rb8 19. Rb2 Bxe6 20. Bxe4 fxe4 21. Rxe4 Qf7 22. Qxd6 Bxc4 23. Qxc5 Bxa2 24. Qxa7 Bd5 25. Re1 Rbe8 26. Rbe2 Bc6 27. Rxe8 Rxe8 28. Rxe8+ Qxe8 29. Qe3 Qd7 30. Qd2 Qe7 31. Qe3 Qd6 32. Qd4 Qe6 33. Be3 Qa2 34. Qd2 1/2-1/2

[Event "Slupsk op"]
[Site "Slupsk"]
[Date "1988.08.11"]
[Round "7"]
[White "Riha, Vaclav"]
[Black "Gizynski, Tomasz"]
[Result "1/2-1/2"]
[ECO "E02"]
[WhiteElo "2270"]
[BlackElo "2315"]
[PlyCount "73"]
[EventDate "1988.08.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Nf3 Be7 8. Nc3 Nbd7 9. 0-0 0-0 10. Re1 Ne4 11. Qd3 Nxc3 12. bxc3 f5 13. Nd2 Bxg2 14. Kxg2 Nb6 15. e4 Qd7 16. Nf3 Bf6 17. Bg5 c5 18. Bxf6 Rxf6 19. Ne5 Qc7 20. f4 Rc8 21. dxc5 Qxc5 22. Rac1 Rff8 23. Red1 g6 24. exf5 exf5 25. Qf3 Rc7 26. c4 Rfc8 27. h4 Qe7 28. h5 Kg7 29. Rd4 Nd7 30. Rxd7 Rxd7 31. Nxd7 Qxd7 32. Rd1 Qf7 33. Qc3+ Kg8 34. hxg6 hxg6 35. Rh1 Qg7 36. Qd3 Kf8 37. Qd5 1/2-1/2

[Event "Slupsk op"]
[Site "Slupsk"]
[Date "1988.08.09"]
[Round "6"]
[White "Flis, Jacek"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B59"]
[WhiteElo "2330"]
[BlackElo "2270"]
[PlyCount "92"]
[EventDate "1988.08.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 a5 10. Nd2 d5 11. Nxd5 Nxd5 12. exd5 Qxd5 13. Bc4 Qd6 14. c3 Qg6 15. Qf3 Kh8 16. Qg3 Qh5 17. Rfe1 f5 18. Qf3 Qg6 19. Qe2 Bd7 20. f3 Rae8 21. Rad1 e4 22. f4 Be6 23. a4 Rd8 24. Bb6 Rd7 25. Bxe6 Qxe6 26. Nc4 Bd8 27. Rxd7 Qxd7 28. Be3 Bc7 29. Rd1 Qe6 30. g3 Rd8 31. Rxd8+ Bxd8 32. b3 Qd5 33. Qd2 Qe6 34. Qd6 Qe8 35. Ne5 Nxe5 36. fxe5 Qe7 37. Qd5 h6 38. e6 Qf6 39. Bd4 Qg5 40. Qe5 Be7 41. Qb8+ Kh7 42. Qxb7 Qc1+ 43. Kg2 Qd2+ 44. Kh3 Qe2 45. Qxe7 Qg4+ 46. Kg2 Qf3+ 1/2-1/2

[Event "Slupsk op"]
[Site "Slupsk"]
[Date "1988.08.06"]
[Round "3"]
[White "Riha, Vaclav"]
[Black "Bozek, Adam"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "2270"]
[BlackElo "2375"]
[PlyCount "66"]
[EventDate "1988.08.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. c4 c5 7. cxd5 exd5 8. Nc3 Nc6 9. b3 Ne4 10. Na4 Bf6 11. Bb2 b6 12. Rc1 Ba6 13. dxc5 Bxb2 14. Nxb2 bxc5 15. Na4 Re8 16. Re1 c4 17. Nd2 Qf6 18. Nxe4 dxe4 19. bxc4 Rad8 20. Qb3 e3 21. fxe3 Qh6 22. Red1 Ne5 23. Rxd8 Rxd8 24. Rd1 Rxd1+ 25. Qxd1 Qxe3+ 26. Kh1 h5 27. Nb2 g6 28. Bf3 Nxf3 29. exf3 Qf2 30. Nd3 Qd4 31. Qe2 Bxc4 32. Qe8+ Kh7 33. Ne1 Qf2 0-1

[Event "CSR-chT"]
[Site "Czechoslovakia"]
[Date "1988.??.??"]
[Round "?"]
[White "Haba, Petr"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B62"]
[WhiteElo "2475"]
[BlackElo "2240"]
[PlyCount "75"]
[EventDate "1988.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Bb5 Bd7 8. Bxc6 Bxc6 9. Nxc6 bxc6 10. Qf3 Be7 11. e5 Nd5 12. Bxe7 Qxe7 13. exd6 Qxd6 14. 0-0 Nxc3 15. Qxc3 0-0 16. Rfd1 Qc7 17. Rd4 Rad8 18. Rad1 Qb6 19. Rd6 c5 20. Qe5 Rxd6 21. Rxd6 Rd8 22. Rxd8+ Qxd8 23. h4 Qb6 24. b3 h6 25. c3 f6 26. Qe4 Kf7 27. Qc4 Qd6 28. g3 g5 29. hxg5 hxg5 30. a4 f5 31. Qe2 Kg6 32. a5 f4 33. g4 Kf6 34. c4 Qe5 35. Qd1 Qc7 36. Qa1+ Qe5 37. Qd1 Qc7 38. Qa1+ 1/2-1/2

[Event "CSR-chT"]
[Site "Czechoslovakia"]
[Date "1988.??.??"]
[Round "?"]
[White "Konopka, Michal"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2355"]
[BlackElo "2240"]
[PlyCount "103"]
[EventDate "1988.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 b6 3. Bg2 Bb7 4. 0-0 Nf6 5. c4 e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 0-0 9. Bg5 h6 10. Bxf6 Bxf6 11. Qd3 a6 12. Ng5 Bxg5 13. Bxb7 Ra7 14. Bg2 d6 15. f4 Be7 16. f5 exf5 17. Rxf5 g6 18. Rf2 Bf6 19. Raf1 Be5 20. Be4 f5 21. Bd5+ Kg7 22. e4 Nd7 23. exf5 Nc5 24. Qd1 Qf6 25. Kh1 gxf5 26. Qc2 Ne6 27. Rxf5 Qxf5 28. Rxf5 Nd4 29. Rxf8 Nxc2 30. Rb8 Nb4 31. Ne4 b5 32. b3 Nxd5 33. cxd5 Rc7 34. Rb6 Rc1+ 35. Kg2 Rc2+ 36. Kh3 Rxa2 37. Nxd6 Bxd6 38. Rxd6 a5 39. Rb6 b4 40. Ra6 Ra3 41. Kg4 Rxb3 42. Rxa5 Rd3 43. Kf5 b3 44. Rb5 b2 45. Rb7+ Kf8 46. Kf6 Rf3+ 47. Kg6 Rf2 48. h4 Rg2 49. Kxh6 Rxg3 50. Rxb2 Rd3 51. Rf2+ Ke7 52. Rf5 1-0

[Event "CSR-chT"]
[Site "Czechoslovakia"]
[Date "1988.??.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Haba, Petr"]
[Result "0-1"]
[ECO "A62"]
[WhiteElo "2240"]
[BlackElo "2475"]
[PlyCount "73"]
[EventDate "1988.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 0-0 9. 0-0 Na6 10. Nd2 Nc7 11. a4 b6 12. Nc4 Nfe8 13. Qd3 Ba6 14. b3 f5 15. Bb2 Nf6 16. Rad1 Qd7 17. Qc2 Rae8 18. Rfe1 Re7 19. Bc1 Bxc4 20. bxc4 Na6 21. Ba3 Rfe8 22. e3 Ng4 23. h3 Ne5 24. Qb3 g5 25. Kh1 Ng6 26. Bf3 g4 27. Be2 h5 28. hxg4 fxg4 29. Qc2 Ne5 30. Kg2 Nb4 31. Bxb4 cxb4 32. Nb5 Nf3 33. Bxf3 gxf3+ 34. Kh2 Re4 35. Rh1 Rh4+ 36. gxh4 Qg4 37. Rdg1 0-1

[Event "CSR-chT"]
[Site "Czechoslovakia"]
[Date "1988.??.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Konopka, Michal"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2240"]
[BlackElo "2355"]
[PlyCount "96"]
[EventDate "1988.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 d6 6. Nbd2 Nfd7 7. Be2 e5 8. Bh2 Nc6 9. c3 f5 10. 0-0 Qe7 11. Nc4 Kh8 12. b4 Nb6 13. b5 Nxc4 14. bxc6 Nb6 15. cxb7 Bxb7 16. a4 f4 17. exf4 Nd5 18. Qb3 Nxf4 19. Bxf4 Bxf3 20. Bxf3 Rab8 21. Qc2 Rxf4 22. d5 e4 23. Rae1 Rxf3 24. gxf3 Qg5+ 25. Kh1 exf3 26. Rg1 Qh5 27. Rg3 Be5 28. Rxe5 Qxe5 29. Rxf3 Qxd5 30. Qd3 Qxd3 31. Rxd3 Re8 32. Rd4 Re5 33. Rc4 c5 34. Kg2 Kg7 35. a5 Kf6 36. Rf4+ Ke7 37. Kg3 Rg5+ 38. Kh4 Rf5 39. Re4+ Kd7 40. Kg3 Re5 41. Rh4 Re7 42. Rf4 Kc6 43. Rf8 Kb5 44. Rd8 Kxa5 45. Rxd6 Kb5 46. h4 a5 47. h5 a4 48. hxg6 hxg6 0-1

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "4"]
[White "Freisler, Pavel"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "E69"]
[BlackElo "2315"]
[PlyCount "61"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. d4 Nbd7 7. Nc3 e5 8. e4 c6 9. b3 Re8 10. h3 exd4 11. Nxd4 a5 12. Re1 Nc5 13. Rb1 Nfd7 14. Be3 Ne5 15. Re2 a4 16. f4 axb3 17. axb3 Ned7 18. Bf2 Nf8 19. Rd2 Nfd7 20. Nde2 Bf8 21. Qc2 Qc7 22. b4 Na6 23. Nd4 Nab8 24. Qb3 Nf6 25. Rbd1 Nbd7 26. Re1 Kg7 27. Na4 Kg8 28. Ra2 Qb8 29. b5 Nc5 30. Nxc5 dxc5 31. Rxa8 1/2-1/2

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "2"]
[White "Gross, Stefan"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2410"]
[BlackElo "2315"]
[PlyCount "39"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6 9. Bh4 Nh6 10. dxe5 dxe5 11. Qxd8 Rxd8 12. Nd5 g5 13. Nxc7 gxh4 14. Rd1 Rxd1+ 15. Kxd1 Na6 16. Nxa8 b6 17. c5 Nxc5 18. Nd2 Bb7 19. Bc4+ Kf8 20. Nc7 1-0

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "7"]
[White "Hajek, Michal"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "B59"]
[WhiteElo "2285"]
[BlackElo "2315"]
[PlyCount "64"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. f4 a5 10. a4 Nb4 11. Bf3 Be6 12. Kh1 Qb6 13. f5 Bc4 14. Be2 Rac8 15. Bxc4 Rxc4 16. Bg5 Rfc8 17. Re1 Qd8 18. Qd2 h6 19. Bxf6 Bxf6 20. Rad1 Bg5 21. Qxd6 Qxd6 22. Rxd6 Nxc2 23. Red1 Rb4 24. Nxa5 Rxb2 25. Nb5 Ne3 26. Rg1 Ng4 27. Re1 Bh4 28. Ra1 Rcc2 29. h3 Nf2+ 30. Kg1 Nxe4 31. Nxb7 Rxg2+ 32. Kf1 Rbf2+ 0-1

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "12"]
[White "Hosticka, Frantisek"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "B20"]
[BlackElo "2315"]
[PlyCount "81"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 g6 5. Bc4 Nb6 6. Bd3 Bg7 7. h4 d6 8. h5 g5 9. h6 Bxe5 10. Bxe5 dxe5 11. Qh5 Qd4 12. Nc3 Qg4 13. Qxg4 Bxg4 14. f3 Be6 15. Ne4 c4 16. bxc4 Bxc4 17. Bxc4 Nxc4 18. Nxg5 Nc6 19. Rb1 Nd6 20. Ne2 0-0-0 21. Kf2 Rhg8 22. Rh5 Rg6 23. g3 Rdg8 24. Ne4 Nxe4+ 25. fxe4 Rf6+ 26. Ke3 Rgg6 27. Rbh1 Nd4 28. Rxe5 Nxc2+ 29. Kd3 Nb4+ 30. Kc4 Nc6 31. Reh5 Rf2 32. Kd3 Rf3+ 33. Kc4 Rf2 34. Kd3 Rf3+ 35. Kc4 Ra3 36. Nc3 Rxg3 37. R1h3 Rxh3 38. Rxh3 a6 39. Rg3 b5+ 40. Kc5 b4 41. Kxc6 1-0

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "9"]
[White "Hracek, Zbynek"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "C07"]
[BlackElo "2315"]
[PlyCount "24"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Nbd2 Nc6 7. Bc4 Qd8 8. dxc5 Bxc5 9. 0-0 0-0 10. Qe2 Qc7 11. Nb3 Be7 12. Bg5 a6 1/2-1/2

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "3"]
[White "Riha, Vaclav"]
[Black "Belik, Dalibor"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2315"]
[PlyCount "23"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 d5 3. Bg2 e6 4. Nf3 Be7 5. 0-0 0-0 6. c4 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bf4 Nc6 11. Rd1 Nb4 12. Qc1 1/2-1/2

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "6"]
[White "Riha, Vaclav"]
[Black "Cizek, Antonin"]
[Result "1/2-1/2"]
[ECO "E77"]
[WhiteElo "2315"]
[PlyCount "25"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. exd5 Nh5 10. 0-0 Bxc3 11. bxc3 f5 12. Bd2 Nd7 13. Bd3 1/2-1/2

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "5"]
[White "Riha, Vaclav"]
[Black "Firt, Stanislav"]
[Result "1-0"]
[ECO "E77"]
[WhiteElo "2315"]
[PlyCount "89"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. exd5 Re8 10. 0-0 Bf5 11. Bd3 Qd7 12. Qc2 Na6 13. Bxf5 gxf5 14. Bd2 Nb4 15. Qb1 Ne4 16. Be1 Bf6 17. a3 Na6 18. Qd3 Nc7 19. Nh4 b5 20. Qh3 bxc4 21. Nxf5 Kh8 22. Rd1 Nb5 23. Nxb5 Qxb5 24. Bc3 Bxc3 25. bxc3 Qd7 26. Qh5 f6 27. Rf3 Rf8 28. Re3 Ng5 29. g4 Rg8 30. Rde1 Qxf5 31. gxf5 Nh3+ 32. Kf1 Rg1+ 33. Ke2 Nxf4+ 34. Kf3 Nxh5 35. Rxg1 Ng7 36. Kf4 Nh5+ 37. Kf3 Ng7 38. Re7 Nxf5 39. Rf7 Nh4+ 40. Kf2 a5 41. Rxf6 Rb8 42. Rg4 Ng6 43. Rxd6 Rb2+ 44. Kg3 a4 45. Rxc4 1-0

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "11"]
[White "Riha, Vaclav"]
[Black "Michenka, Jozef"]
[Result "1/2-1/2"]
[ECO "E09"]
[WhiteElo "2315"]
[BlackElo "2320"]
[PlyCount "27"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 Nbd7 7. Qc2 c6 8. b3 b5 9. Nbd2 bxc4 10. bxc4 Ba6 11. Rb1 Qa5 12. Bb2 Rfb8 13. Bc3 Qc7 14. Ba1 1/2-1/2

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "8"]
[White "Riha, Vaclav"]
[Black "Netusil, Miloslav"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "2315"]
[PlyCount "24"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. c4 e6 4. Nc3 Nf6 5. g3 Nc6 6. cxd5 exd5 7. Bg2 Be7 8. 0-0 0-0 9. dxc5 Bxc5 10. Bg5 d4 11. Bxf6 Qxf6 12. Nd5 Qd8 1/2-1/2

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "13"]
[White "Riha, Vaclav"]
[Black "Palek, Miroslav"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2315"]
[PlyCount "19"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 d5 7. Nc3 cxd4 8. exd4 Nc6 9. Be3 Bg4 10. c5 1/2-1/2

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "10"]
[White "Riha, Vaclav"]
[Black "Sikora Lerch, Jan"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2315"]
[PlyCount "72"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Nc6 4. d4 cxd4 5. Nxd4 Bg7 6. Nxc6 bxc6 7. c4 h5 8. h3 Nh6 9. 0-0 Nf5 10. Nd2 Rb8 11. Rb1 c5 12. Qa4 Qc7 13. a3 Bb7 14. Bxb7 Rxb7 15. Kg2 h4 16. Ne4 Qe5 17. Qc2 hxg3 18. fxg3 Nd4 19. Qd3 Rb3 20. Nc3 Qe6 21. h4 Qc6+ 22. e4 Ne6 23. Bd2 f5 24. Rbe1 Nd4 25. Kh3 Rxb2 26. exf5 gxf5 27. Nd5 Qg6 28. Rf4 Ne6 29. Rxe6 dxe6 30. Nc7+ Kf7 31. Bc3 Bxc3 32. Qxc3 Qf6 33. Qe3 Rb1 34. Nb5 Qa1 35. Rf2 Rh1+ 36. Kg2 Re1 0-1

[Event "CZE-ch 17th"]
[Site "Karvina"]
[Date "1986.??.??"]
[Round "1"]
[White "Rozkovec, Hynek"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "B26"]
[BlackElo "2315"]
[PlyCount "72"]
[EventDate "1986.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 b5 7. Qd2 b4 8. Nd1 e5 9. f4 Nge7 10. Nf3 Nd4 11. 0-0 exf4 12. Bxf4 Nxf3+ 13. Bxf3 Bb7 14. Bh6 0-0 15. Bxg7 Kxg7 16. Ne3 Nc6 17. Ng4 Ne5 18. Qh6+ Kg8 19. Ne3 Nxf3+ 20. Rxf3 f5 21. Raf1 Qe7 22. Nd5 Bxd5 23. exd5 Rae8 24. c4 bxc3 25. bxc3 Qe5 26. g4 Qxc3 27. gxf5 Re1 28. Rxe1 Qxe1+ 29. Rf1 Qe5 30. Qg5 Qd4+ 31. Rf2 Qxf2+ 32. Kxf2 Rxf5+ 33. Qxf5 gxf5 34. Ke3 Kf7 35. d4 c4 36. Kd2 f4 0-1

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.07.10"]
[Round "13"]
[White "Zpevak, Pavel"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2330"]
[BlackElo "2315"]
[PlyCount "25"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Qc2 c6 8. b3 Qc7 9. Bb2 Re8 10. Nbd2 e5 11. e3 a5 12. dxe5 dxe5 13. Rad1 1/2-1/2

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.07.09"]
[Round "12"]
[White "Pacl, Vaclav"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B59"]
[WhiteElo "2325"]
[BlackElo "2315"]
[PlyCount "37"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Kh1 a5 10. Be3 Be6 11. Nd2 Nd4 12. Bd3 d5 13. exd5 Nxd5 14. Nxd5 Qxd5 15. f4 Nf5 16. Bg1 exf4 17. Rxf4 Bg5 18. Re4 Nh4 19. Nf3 1/2-1/2

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.07.08"]
[Round "11"]
[White "Riha, Vaclav"]
[Black "Krajina, Ales"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2315"]
[BlackElo "2245"]
[PlyCount "69"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 Nbd7 6. Qc2 c5 7. dxc5 Qa5+ 8. Nbd2 Qxc5 9. Qxc4 a6 10. Qxc5 Bxc5 11. Nb3 Bb4+ 12. Bd2 Bd6 13. 0-0 b6 14. Nfd4 Ra7 15. Rac1 0-0 16. Nc6 Rb7 17. Bb4 Nc5 18. Nxc5 bxc5 19. Bxc5 Bxc5 20. Rxc5 Rc7 21. Rfc1 Bb7 22. Nb4 Rxc5 23. Rxc5 Rc8 24. Nd3 Rxc5 25. Nxc5 Bc8 26. b4 Kf8 27. e4 Nd7 28. Nxd7+ Bxd7 29. Bf1 Bc8 30. e5 Ke7 31. a4 Kd7 32. a5 Kc6 33. Bc4 Kb7 34. f4 Bd7 35. Kf2 1-0

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.07.07"]
[Round "10"]
[White "Jurek, Josef"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2325"]
[BlackElo "2315"]
[PlyCount "127"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. b3 Bd6 6. Bb2 Nbd7 7. d4 a6 8. Be2 0-0 9. 0-0 Ne4 10. Nxe4 dxe4 11. Nd2 f5 12. f4 h6 13. a4 a5 14. Ba3 c5 15. Nb1 b6 16. Ra2 Qe7 17. Rd2 Rd8 18. Nc3 Ba6 19. Nb5 Bxb5 20. cxb5 Rac8 21. Bc4 Kh7 22. Kh1 cxd4 23. Bxd6 Qxd6 24. Rxd4 Qe7 25. Rf2 Nc5 26. Rfd2 Nd3 27. Bxd3 Rxd4 28. exd4 exd3 29. h3 Qa3 30. Kh2 Qd6 31. Qf3 Rc3 32. Rxd3 Rxd3 33. Qxd3 Qxf4+ 34. Kg1 Kg6 35. Qc4 Qd6 36. Kh1 Kf6 37. Qc8 f4 38. Qc4 Ke7 39. Kg1 f3 40. gxf3 Qg3+ 41. Kf1 Qxh3+ 42. Ke2 Qh2+ 43. Ke3 Qd6 44. Qc8 Kf6 45. Qa8 e5 46. dxe5+ Qxe5+ 47. Kf2 Qd4+ 48. Kg2 Kg5 49. Qe8 Kf4 50. Qe4+ Qxe4 51. fxe4 Kxe4 52. b4 axb4 53. a5 Ke5 54. a6 b3 55. a7 b2 56. a8Q b1Q 57. Qb8+ Kd5 58. Qxb6 Qe4+ 59. Kg1 Qg4+ 60. Kh2 Qh5+ 61. Kg2 Qg5+ 62. Kh1 Kc4 63. Qc6+ Qc5 64. Qe4+ 1/2-1/2

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.07.06"]
[Round "9"]
[White "Riha, Vaclav"]
[Black "Belik, Dalibor"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2315"]
[PlyCount "32"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bf4 Nd5 11. Nc3 Nxf4 12. gxf4 Nd7 13. Rfd1 Qc8 14. Ne4 f5 15. Nc5 Nxc5 16. dxc5 Be4 1/2-1/2

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.07.04"]
[Round "8"]
[White "Riha, Vaclav"]
[Black "Zabystrzan, Pavel"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "2315"]
[BlackElo "2305"]
[PlyCount "92"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nc2 d5 6. cxd5 Qxd5 7. Qxd5 Nxd5 8. e4 Nb4 9. Nxb4 Bxb4+ 10. Bd2 Nc6 11. Bb5 Bd7 12. 0-0 Bxd2 13. Nxd2 Ke7 14. Rfd1 f6 15. Nb3 Rac8 16. Rac1 Rhd8 17. f3 Be6 18. Rxd8 Nxd8 19. Rxc8 Bxc8 20. Bc4 Kd6 21. Kf2 b6 22. Ke3 a5 23. h3 Bd7 24. Bd5 Be6 25. Bxe6 Nxe6 26. Nc1 Kc5 27. Nb3+ Kb4 28. Nd2 Nd4 29. Kd3 b5 30. a3+ Kc5 31. Ke3 a4 32. Kd3 b4 33. axb4+ Kxb4 34. f4 Nb3 35. fxe5 fxe5 36. Nf3 Nc5+ 37. Kc2 Nd7 38. Nd2 Nb6 39. Kd3 Nd7 40. g4 g5 41. Kc2 Nc5 42. Nf3 Nxe4 43. Nxe5 Nf2 44. Nf7 Nxg4 45. Nxg5 h6 46. Nf3 Ne3+ 1/2-1/2

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.07.03"]
[Round "7"]
[White "Freisler, Pavel"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "D77"]
[BlackElo "2315"]
[PlyCount "81"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. d4 d5 4. Bg2 Nf6 5. 0-0 0-0 6. c4 dxc4 7. Na3 Nc6 8. Nxc4 Be6 9. b3 a5 10. Bb2 Bd5 11. Rc1 a4 12. bxa4 Ra6 13. a3 Qa8 14. Nfe5 Bxg2 15. Kxg2 b5 16. axb5 Nxd4+ 17. Kg1 Nxb5 18. Qc2 Rb8 19. Rfd1 Qe4 20. Nd7 Qxc2 21. Nxf6+ Bxf6 22. Rxc2 Nd6 23. Bxf6 exf6 24. Nxd6 cxd6 25. Ra2 Rba8 26. Rd3 f5 27. Kf1 Kg7 28. Ke1 Ra4 29. e3 R8a6 30. Kd2 Kf6 31. Kc2 Ke5 32. Kb2 Ke4 33. Rb3 Kf3 34. Rb4 R4a5 35. Kb3 g5 36. h4 h6 37. a4 d5 38. hxg5 hxg5 39. Rb5 Rxb5+ 40. axb5 Rxa2 41. Kxa2 1-0

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.07.02"]
[Round "6"]
[White "Pastircak, Milan"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2290"]
[BlackElo "2315"]
[PlyCount "29"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. Nf3 Nc6 6. 0-0 d6 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 0-0 10. Qd3 a6 11. Be3 Bf5 12. Qd2 Rb8 13. Rac1 Qd7 14. Rfd1 Bh3 15. Bh1 1/2-1/2

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.07.01"]
[Round "5"]
[White "Riha, Vaclav"]
[Black "Netusil, Miloslav"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2315"]
[PlyCount "23"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. c4 e6 4. e3 Nf6 5. Nc3 Nc6 6. a3 dxc4 7. Bxc4 a6 8. dxc5 Qxd1+ 9. Nxd1 Bxc5 10. b4 Be7 11. Bb2 b5 12. Be2 1/2-1/2

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.06.30"]
[Round "4"]
[White "Riha, Vaclav"]
[Black "Vanko, Jiri"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2315"]
[PlyCount "77"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 Nf6 4. g3 e6 5. Bg2 Nbd7 6. 0-0 Bd6 7. Nc3 0-0 8. Nd2 Bc7 9. b3 dxc4 10. Nxc4 e5 11. Ba3 Re8 12. d5 cxd5 13. Nxd5 Nxd5 14. Qxd5 Nb6 15. Qxd8 Rxd8 16. Na5 Nd5 17. Rfd1 Nc3 18. Rxd8+ Bxd8 19. Nxb7 Bxb7 20. Bxb7 Rb8 21. Ba6 Bf6 22. Rc1 e4 23. Rc2 e3 24. fxe3 Nd5 25. Bd6 Rd8 26. Rc8 Rxc8 27. Bxc8 Nc3 28. a4 a5 29. Bc7 Nxe2+ 30. Kf2 Nc1 31. Bxa5 Nxb3 32. Bb6 Bc3 33. Ke2 Na5 34. Kd3 Bb4 35. Kd4 Nc6+ 36. Kc4 Bd2 37. Kb5 Ne5 38. a5 Kf8 39. a6 1-0

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.06.29"]
[Round "3"]
[White "Hracek, Zbynek"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B89"]
[BlackElo "2315"]
[PlyCount "81"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 Be7 8. Qe2 a6 9. 0-0-0 Qc7 10. Bb3 0-0 11. Rhg1 Nd7 12. g4 Nc5 13. Nf5 Nxb3+ 14. axb3 Bf6 15. Nxd6 Rd8 16. Nxc8 Rdxc8 17. f4 Bxc3 18. bxc3 b5 19. Kb2 Rab8 20. Ra1 a5 21. Rgd1 a4 22. Bc5 Qb7 23. f5 Na5 24. Bb4 Nc6 25. Bd6 Ra8 26. e5 b4 27. c4 axb3 28. cxb3 Rxa1 29. Rxa1 Ra8 30. Qd2 Rxa1 31. Kxa1 Qa7+ 32. Kb1 Qg1+ 33. Kb2 Qb6 34. f6 h6 35. h4 g6 36. Qxh6 Qf2+ 37. Kb1 Qf1+ 38. Kb2 Qe2+ 39. Kc1 Qe1+ 40. Kb2 Qe2+ 41. Kb1 1/2-1/2

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.06.28"]
[Round "2"]
[White "Novotny, Josef"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "D00"]
[BlackElo "2315"]
[PlyCount "86"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 g6 3. c3 Bg7 4. Nd2 Nf6 5. e3 0-0 6. Bd3 Nbd7 7. f4 Ne8 8. Ngf3 Nd6 9. Qb3 c6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Nf6 13. Bxf6 Bxf6 14. 0-0 Qc7 15. Ne5 Be6 16. Qc2 Bxe5 17. fxe5 f5 18. exf6 exf6 19. Rae1 Rae8 20. b3 Kg7 21. c4 Qd6 22. Rd1 Bg4 23. Bf3 Bxf3 24. Rxf3 Re7 25. Qf2 Rfe8 26. c5 Qe6 27. Qh4 f5 28. d5 cxd5 29. Qd4+ Kf7 30. g4 Qe4 31. Qxd5+ Qxd5 32. Rxd5 Re1+ 33. Kg2 R8e2+ 34. Rf2 Rxf2+ 35. Kxf2 Ra1 36. gxf5 Rxa2+ 37. Kg3 Rc2 38. Rd7+ Kf6 39. b4 Rc3+ 40. Kf2 a5 41. fxg6 hxg6 42. b5 Rxc5 43. Rxb7 a4 1/2-1/2

[Event "Karvina Hornicky Kahanec-08"]
[Site "Karvina"]
[Date "1985.06.27"]
[Round "1"]
[White "Riha, Vaclav"]
[Black "Pletanek, Jan"]
[Result "1-0"]
[ECO "E77"]
[WhiteElo "2315"]
[PlyCount "75"]
[EventDate "1985.06.27"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. exd5 Re8 10. 0-0 Ng4 11. h3 Nh6 12. g4 f5 13. g5 Bxc3 14. bxc3 Nf7 15. Bd3 Nd7 16. a4 Qa5 17. Ra2 Nb6 18. h4 Bd7 19. h5 Kg7 20. Nh4 Re7 21. Bd2 Rae8 22. Qc2 Nd8 23. Rb1 Nc8 24. hxg6 hxg6 25. Bxf5 gxf5 26. Nxf5+ Bxf5 27. Qxf5 Rf8 28. Qxc8 Ne6 29. Rxb7 Rxc8 30. Rxe7+ Kg6 31. f5+ Kxf5 32. Rxe6 Rg8 33. Bc1 Rxg5+ 34. Bxg5 Kxg5 35. Rg2+ Kf5 36. Rf2+ Kg5 37. Re8 Kh6 38. Rg8 1-0

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1983.01.07"]
[Round "11"]
[White "Zeitlein, Michael"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2490"]
[BlackElo "2270"]
[PlyCount "43"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. e4 d6 7. Be2 Bg7 8. Be3 0-0 9. 0-0 Bd7 10. Rc1 a6 11. Nb3 Na5 12. f3 Nxb3 13. axb3 a5 14. Qd2 Bc6 15. Nd5 Nd7 16. b4 axb4 17. Qxb4 Ra4 18. Qd2 Bxd5 19. cxd5 Nc5 20. Bc4 Qb6 21. Rf2 Qb4 22. Qe2 1/2-1/2

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1983.01.06"]
[Round "10"]
[White "Riha, Vaclav"]
[Black "Kirov, Nino"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2270"]
[BlackElo "2425"]
[PlyCount "27"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c3 Bf5 4. Bf4 Nd7 5. e3 Ngf6 6. Bd3 e6 7. Bxf5 exf5 8. Ne5 Be7 9. Nd2 Ne4 10. h3 Nxe5 11. Bxe5 0-0 12. 0-0 Re8 13. Qc2 Bd6 14. Nxe4 1/2-1/2

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1983.01.05"]
[Round "9"]
[White "Borkowski, Franciszek"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "B88"]
[WhiteElo "2380"]
[BlackElo "2270"]
[PlyCount "111"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 Be7 8. f4 0-0 9. Bb3 Na5 10. 0-0 b6 11. e5 Ne8 12. Qh5 Nxb3 13. axb3 Bb7 14. Rad1 Qb8 15. Rd3 dxe5 16. fxe5 g6 17. Qh3 Qxe5 18. Bf4 Qc5 19. b4 Qc8 20. Be5 f6 21. Qxe6+ Qxe6 22. Nxe6 fxe5 23. Rd7 Rxf1+ 24. Kxf1 Bxb4 25. Rxb7 Bxc3 26. bxc3 Nd6 27. Rg7+ Kh8 28. Rd7 Ne4 29. Ke2 a5 30. Kd3 Nf6 31. Rf7 Nd5 32. c4 Nb4+ 33. Kc3 Nc6 34. Rc7 a4 35. Kb2 a3+ 36. Ka1 Nb4 37. c3 Nd3 38. Rb7 e4 39. Rxb6 e3 40. Nd4 Re8 41. Ne2 g5 42. c5 Nxc5 43. Ka2 Rf8 44. Kxa3 Rf2 45. Kb4 Nd3+ 46. Kc4 Nf4 47. Ng3 e2 48. Rb8+ Kg7 49. Re8 h5 50. Kd4 h4 51. Nxe2 Nxe2+ 52. Ke3 Rxg2 53. c4 Nf4 54. Kf3 Rd2 55. c5 Rc2 56. Re5 0-1

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1983.01.04"]
[Round "8"]
[White "Riha, Vaclav"]
[Black "Gazik, Igor"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "2270"]
[BlackElo "2330"]
[PlyCount "63"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. Bf4 g6 4. c3 Bg7 5. Nbd2 d6 6. h3 0-0 7. Qc2 Nc6 8. g4 fxg4 9. hxg4 Nxg4 10. Bg5 d5 11. e4 dxe4 12. Bc4+ Kh8 13. Qxe4 Bf5 14. Qe2 Na5 15. Bxe7 Qxe7 16. Qxe7 Rae8 17. Qxe8 Rxe8+ 18. Be2 Bd3 19. Ng1 h5 20. b4 Nc6 21. Kf1 Bxe2+ 22. Nxe2 Rf8 23. Ne4 Bh6 24. Kg2 Ne7 25. c4 Nf5 26. Rad1 Nd6 27. N2c3 Nxc4 28. Rd3 Nd6 29. Rf3 Nf5 30. Rd3 Nd6 31. Rf3 Nf5 32. Rd3 1/2-1/2

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1983.01.03"]
[Round "7"]
[White "Riha, Vaclav"]
[Black "Schneider, Lars Ake"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2270"]
[BlackElo "2455"]
[PlyCount "41"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Nbd7 6. 0-0 c5 7. Qc2 a6 8. a4 b6 9. Rd1 Bb7 10. dxc5 Bxc5 11. Ne5 Qc8 12. Bxb7 Qxb7 13. Nxd7 Nxd7 14. Qxc4 0-0 15. Nc3 Nf6 16. Bg5 Rac8 17. Qf4 Be7 18. Bxf6 Bxf6 19. Ne4 Be7 20. Nd6 Bxd6 21. Qxd6 1/2-1/2

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1983.01.02"]
[Round "6"]
[White "Abramovic, Bosko"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "B58"]
[WhiteElo "2445"]
[BlackElo "2270"]
[PlyCount "80"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nf3 h6 8. 0-0 Be7 9. Re1 Be6 10. Bf1 0-0 11. Nd5 Bxd5 12. exd5 Nb8 13. c4 Nbd7 14. b3 Nh7 15. Bb2 f5 16. b4 Ng5 17. c5 Nxf3+ 18. Qxf3 e4 19. Qb3 Bf6 20. Rac1 Bxb2 21. Qxb2 Ne5 22. a4 Qg5 23. Kh1 Rac8 24. cxd6 Rxc1 25. Qxc1 Qxc1 26. Rxc1 Rd8 27. Rc7 Rxd6 28. f4 Nd3 29. Rxb7 Rxd5 30. Rxa7 Rd4 31. b5 Rb4 32. g3 Rb1 33. Kg1 Kf8 34. Rc7 g5 35. a5 e3 36. Rc2 gxf4 37. a6 f3 38. a7 Ra1 39. Rc8+ Ke7 40. a8Q Rxf1+ 0-1

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1982.12.31"]
[Round "5"]
[White "Riha, Vaclav"]
[Black "Poloch, Petr"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2285"]
[BlackElo "2395"]
[PlyCount "37"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 b6 5. Bg2 Bb7 6. 0-0 cxd4 7. Nxd4 Bxg2 8. Kxg2 a6 9. Nc3 Qc7 10. Qd3 d6 11. b3 Nbd7 12. Bb2 Be7 13. e4 0-0 14. f3 Rfd8 15. Rad1 Rac8 16. Rfe1 Bf8 17. Nc2 Qb7 18. Nd4 Ne5 19. Qe3 1/2-1/2

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1982.12.30"]
[Round "4"]
[White "Beil, Zdenek"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "D26"]
[WhiteElo "2370"]
[BlackElo "2285"]
[PlyCount "53"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. 0-0 cxd4 7. exd4 Nc6 8. Nc3 Be7 9. Qe2 0-0 10. Rd1 Na5 11. Bd3 b6 12. Bg5 Bb7 13. Rac1 Rc8 14. Ne5 Nc6 15. Bb1 Nb4 16. Qe3 Nbd5 17. Qh3 g6 18. Bh6 Re8 19. Re1 Bf8 20. Bg5 Be7 21. Qf3 Ba8 22. Be4 Rxc3 23. bxc3 Nxe4 24. Qxf7+ Kh8 25. Bh6 Bf8 26. Bxf8 Rxf8 27. Rxe4 1-0

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1982.12.29"]
[Round "3"]
[White "Riha, Vaclav"]
[Black "Pils, Walter"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2285"]
[BlackElo "2305"]
[PlyCount "81"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 a5 5. Bg2 0-0 6. Nf3 d5 7. a3 Be7 8. 0-0 c6 9. Qc2 Nbd7 10. b3 Bd6 11. Nc3 Re8 12. Rfe1 dxc4 13. bxc4 e5 14. d5 Nc5 15. e4 Qe7 16. h3 Bd7 17. Bf1 Rec8 18. a4 Na6 19. Qb2 Nc5 20. Re3 Qe8 21. Qa2 Na6 22. Ree1 Bb4 23. Nb1 Qe7 24. Qb2 Re8 25. Bc3 Qd6 26. Nbd2 Bxc3 27. Qxc3 Nc5 28. Qc2 Rac8 29. Qd1 h6 30. Kh2 Rcd8 31. Qc2 Rc8 32. Qd1 Red8 33. Re3 g6 34. Ra2 Nh5 35. Qa1 Re8 36. Qd1 Ng7 37. Nh4 Rf8 38. Qa1 Rce8 39. g4 Qe7 40. Ng2 h5 41. Be2 1/2-1/2

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1982.12.28"]
[Round "2"]
[White "Pribyl, Josef"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "2425"]
[BlackElo "2285"]
[PlyCount "35"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Nge2 Nd4 8. 0-0 Bd7 9. Rb1 Rb8 10. b4 b6 11. Qd2 Ne7 12. bxc5 bxc5 13. Rxb8 Qxb8 14. Rb1 Qc8 15. Bh6 0-0 16. Bxg7 Kxg7 17. Nf4 Qc7 18. Qd1 1/2-1/2

[Event "Slavia Hradec Kralove-17 1982/83"]
[Site "Hradec Kralove"]
[Date "1982.12.27"]
[Round "1"]
[White "Riha, Vaclav"]
[Black "Nun, Jiri"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "2285"]
[BlackElo "2365"]
[PlyCount "64"]
[EventDate "1982.12.27"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CSR"]
[EventCategory "6"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 b6 7. Ne5 Bb7 8. Nc3 Na6 9. Qa4 Qe8 10. Qb3 c5 11. Rd1 cxd4 12. Rxd4 dxc4 13. Qxc4 Rc8 14. Qa4 Bxg2 15. Kxg2 Nb8 16. Qxa7 Nc6 17. Nxc6 Qxc6+ 18. e4 Bc5 19. Qa4 Bxd4 20. Qxd4 Rfd8 21. Qb4 Ng4 22. h3 Ne5 23. Be3 Nc4 24. Re1 Rd3 25. Bc1 Qd7 26. Re2 Qd4 27. Qb5 Qf6 28. Re1 Qf3+ 29. Kg1 h6 30. Qb3 Rc5 31. Qc2 Rh5 32. h4 Rxh4 0-1

[Event "Match/3 Nation CSR-DDR-POL U26"]
[Site "Houstka"]
[Date "1982.10.01"]
[Round "3"]
[White "Hawelko, Marek"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "2365"]
[BlackElo "2285"]
[PlyCount "97"]
[EventDate "1982.09.27"]
[EventType "team-tourn"]
[EventRounds "4"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 g6 5. e4 Bg7 6. Bxc4 0-0 7. h3 Nfd7 8. 0-0 Nc6 9. Be3 Nb6 10. Be2 e5 11. d5 Ne7 12. Rc1 f5 13. Qb3 Kh8 14. Rfd1 fxe4 15. Ng5 Nf5 16. Ncxe4 h6 17. Ne6 Bxe6 18. dxe6 Nd4 19. Bxd4 exd4 20. Qg3 Nd5 21. Qxg6 Nf4 22. Qg4 d3 23. Bf1 Qd4 24. Rxc7 Be5 25. Rd7 Qxe4 26. Bxd3 h5 27. Qg5 Nxd3 28. Qxh5+ Kg8 29. Qg5+ Kh8 30. R7xd3 Bf4 31. Qh4+ Qh7 32. Qxh7+ Kxh7 33. g3 Be5 34. Rd7+ Kg6 35. Rxb7 Rfe8 36. f4 Bf6 37. g4 Rab8 38. Rxb8 Rxb8 39. b3 Rb4 40. f5+ Kg5 41. Kg2 Kf4 42. Rf1+ Ke5 43. Re1+ Kd6 44. Rd1+ Ke5 45. Rd7 Kf4 46. Rxa7 Ke3 47. Kg3 Rf4 48. e7 Re4 49. Ra6 1-0

[Event "Match/3 Nation CSR-DDR-POL U26"]
[Site "Houstka"]
[Date "1982.09.29"]
[Round "2"]
[White "Riha, Vaclav"]
[Black "Rossmann, Helmut"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "2285"]
[PlyCount "30"]
[EventDate "1982.09.27"]
[EventType "team-tourn"]
[EventRounds "4"]
[EventCountry "CSR"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nc2 d5 6. cxd5 Qxd5 7. Qxd5 Nxd5 8. e4 Nb4 9. Nxb4 Bxb4+ 10. Bd2 Nc6 11. Bb5 Bd7 12. 0-0 Bxd2 13. Nxd2 Nd4 14. Bxd7+ Kxd7 15. Rfd1 Ke6 1/2-1/2

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Boensch, Uwe"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2410"]
[BlackElo "2285"]
[PlyCount "77"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Be7 7. Re1 0-0 8. e4 d6 9. d4 cxd4 10. Nxd4 Qc7 11. b3 a6 12. Bb2 Re8 13. g4 g6 14. g5 Nh5 15. Qd2 Nc6 16. Nde2 Qd8 17. f4 b5 18. cxb5 axb5 19. Ng3 Nxg3 20. hxg3 f6 21. Kh1 fxg5 22. f5 b4 23. Nd5 Ne5 24. fxe6 g4 25. Rf1 Bg5 26. Qxb4 Rb8 27. e7 Bxe7 28. Nxe7+ Qxe7 29. Qd4 h5 30. Rf4 Rbd8 31. Raf1 Qh7 32. Kg1 h4 33. gxh4 Qxh4 34. Bc3 g5 35. Be1 Qh8 36. Rf6 Rd7 37. Bg3 Rf7 38. Bxe5 dxe5 39. Qc4 1-0

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Gasic, Bozidar"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2320"]
[BlackElo "2285"]
[PlyCount "147"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. c4 e6 5. Qb3 Nc6 6. c5 Rb8 7. Nc3 a6 8. e3 Nd7 9. Be2 Be7 10. Bg3 b5 11. Nxd5 Nxc5 12. Nxc7+ Qxc7 13. Bxc7 Nxb3 14. axb3 Rc8 15. Rxa6 Rxc7 16. Rxc6 Rxc6 17. Bxb5 0-0 18. Bxc6 Rc8 19. d5 exd5 20. Nd4 Bd7 21. Bxd7 Rc1+ 22. Ke2 Rxh1 23. Bc6 Rxh2 24. Bxd5 Rh1 25. Nc6 Kf8 26. Be4 Ke8 27. b4 Kd7 28. b5 Rh5 29. Bd3 Bc5 30. b4 Bd6 31. f4 Kc7 32. Kf3 Rh1 33. e4 Rd1 34. Ke2 Rc1 35. e5 Rxc6 36. bxc6 Bxb4 37. Bb5 Bc3 38. Kd3 Bb2 39. Ke4 Bc1 40. g4 Bd2 41. g5 Be1 42. Kf5 Bd2 43. Ba4 Bc1 44. Kg4 Bb2 45. Kf5 Bc1 46. Bb5 Bd2 47. Bc4 Kxc6 48. Bxf7 Kd7 49. Bg8 Ke7 50. Bxh7 Kf8 51. Bg6 Bc1 52. Bh5 Bd2 53. Be2 Bc1 54. Bc4 Bd2 55. Kg4 Bc3 56. Kh5 Bb2 57. Kg6 Bc3 58. e6 Bb2 59. f5 Ke7 60. Kh7 Kf8 61. Bb3 Bc3 62. Kg6 Ke7 63. Bd1 Bb2 64. Bg4 Bc3 65. Kh7 Kf8 66. Bd1 Bb2 67. Bb3 Bc3 68. Bd5 Bb2 69. Ba2 Bd4 70. f6 gxf6 71. g6 f5 72. g7+ Bxg7 73. e7+ Kxe7 74. Kxg7 1/2-1/2

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Horvath, Gyula"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2385"]
[BlackElo "2285"]
[PlyCount "97"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. Re1 a6 6. Bxc6 Nxc6 7. d4 cxd4 8. Nxd4 Be7 9. Nxc6 dxc6 10. Qg4 0-0 11. e5 f5 12. exf6 Bxf6 13. Nd2 Qa5 14. Nf3 Qf5 15. Qc4 c5 16. c3 b5 17. Qe4 Bd7 18. Qxf5 exf5 19. Bg5 Bxg5 20. Nxg5 Rfe8 21. Rad1 h6 22. Nf3 Bc6 23. Ne5 Be4 24. Nd7 Bc2 25. Rc1 c4 26. f3 Rxe1+ 27. Rxe1 Rd8 28. Nc5 a5 29. Kf2 b4 30. Re7 bxc3 31. bxc3 Rd5 32. Ne6 Rd2+ 33. Kg1 Rd1+ 34. Kf2 Rd2+ 35. Ke3 Rxg2 36. h4 Bd1 37. Kf4 h5 38. a3 a4 39. Rc7 Be2 40. Ng5 Kf8 41. Kxf5 Bd3+ 42. Kf4 g6 43. Ne6+ Ke8 44. Ke5 Bf5 45. Nd4 Bd7 46. Kd6 Bf5 47. Rxc4 Bd3 48. Rxa4 g5 49. Ne6 1-0

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Mullner, Imre"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B30"]
[BlackElo "2285"]
[PlyCount "131"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. c4 a6 6. Ba4 e5 7. Nc3 g6 8. d3 Bg7 9. Nd5 0-0 10. Bg5 f6 11. Bh4 d6 12. h3 Nxd5 13. cxd5 Ne7 14. Nd2 b5 15. Bc2 g5 16. Bg3 Qe8 17. a4 Bd7 18. axb5 axb5 19. Rxa8 Qxa8 20. Qa1 f5 21. f3 f4 22. Bf2 h5 23. b4 cxb4 24. Qb2 Rf6 25. Qxb4 Rg6 26. Rc1 Qc8 27. Nb3 g4 28. Bd1 Qd8 29. hxg4 hxg4 30. Kf1 g3 31. Bg1 Rh6 32. Qa5 Qe8 33. Qa7 Rh1 34. Rc7 Nc8 35. Qb7 Qh5 36. Rxc8+ Kh7 37. Rc2 Rxg1+ 38. Kxg1 Qh2+ 39. Kf1 Qh1+ 40. Ke2 Qxg2+ 41. Ke1 Qh1+ 42. Kd2 g2 43. Qxd7 g1Q 44. Qf5+ Qg6 45. Qxg6+ Kxg6 46. Rc6 Bf8 47. d4 Kf6 48. Nc5 exd4 49. Nd3 Ke7 50. Rb6 Qg1 51. Rxb5 Qe3+ 52. Kc2 Qg1 53. Rb7+ Kf6 54. Kd2 Be7 55. Rb6 Kf7 56. Rb7 Ke8 57. Ba4+ Kf8 58. Bd1 Bd8 59. Ra7 Bh4 60. Be2 Qe3+ 61. Kd1 Qg1+ 62. Kd2 Qe3+ 63. Kd1 Bd8 64. Ra6 Bc7 65. Ra7 Bb6 66. Ra6 1/2-1/2

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Navarovszky, Laszlo"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "2360"]
[BlackElo "2285"]
[PlyCount "117"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 b6 3. Bg2 Bb7 4. 0-0 Nf6 5. d3 d5 6. Nbd2 e6 7. e4 dxe4 8. Ng5 h6 9. Ngxe4 Nc6 10. Nxf6+ Qxf6 11. c3 Rc8 12. Re1 Be7 13. Nc4 0-0 14. a4 Rcd8 15. Qe2 Ba8 16. Be4 Bd6 17. a5 b5 18. Nxd6 Rxd6 19. Be3 Ne7 20. Bxc5 Rd7 21. Bd4 Rxd4 22. cxd4 Nd5 23. Bxd5 Bxd5 24. Qe3 Qf5 25. a6 Qh3 26. f3 f5 27. Qf2 f4 28. Qf1 Qf5 29. g4 Qf6 30. Qf2 h5 31. gxh5 Qg5+ 32. Qg2 Qxh5 33. Re5 Qh6 34. Qg5 Qh7 35. Rxd5 exd5 36. Qxd5+ Kh8 37. Qe4 Qh5 38. Rc1 Re8 39. Rc5 Qf7 40. Qf5 Qxf5 41. Rxf5 Re6 42. Rxb5 Rxa6 43. d5 Kg8 44. Rb4 Rd6 45. Rd4 g5 46. Kg2 Kg7 47. Kh3 Rh6+ 48. Kg2 Rd6 49. Ra4 a6 50. Kh3 Rxd5 51. Kg4 Rxd3 52. Rxa6 Rb3 53. Kxg5 Rxf3 54. Ra7+ Kf8 55. Ra4 Ke7 56. Rxf4 Rb3 57. Rf2 Rb5+ 58. Kg6 Rb4 59. h3 1-0

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Paoli, Enrico"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B63"]
[WhiteElo "2220"]
[BlackElo "2285"]
[PlyCount "125"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. f3 Nxd4 10. Qxd4 Qa5 11. h4 Bd7 12. Bc4 b5 13. e5 dxe5 14. Qxe5 Rfc8 15. Bb3 Rc5 16. Qe1 Qd8 17. Ne4 Nxe4 18. Qxe4 Rac8 19. Rd2 Qe8 20. Rhd1 Bc6 21. Qe3 Kh8 22. Bf4 a5 23. Bd6 Bxd6 24. Rxd6 Ba8 25. Qxc5 Rxc5 26. Rd8 Rc8 27. Rxe8+ Rxe8 28. a4 Bc6 29. axb5 Bxb5 30. c4 Bc6 31. Rd6 Rc8 32. Kd2 Kg8 33. Kc3 Kf8 34. Bc2 Ke7 35. Rd1 h6 36. b3 e5 37. Be4 Bxe4 38. fxe4 Rc5 39. b4 axb4+ 40. Kxb4 Rc8 41. c5 Rb8+ 42. Kc4 Rb2 43. g3 Re2 44. Kd5 Kd7 45. Ra1 Rd2+ 46. Kxe5 Kc6 47. Rc1 Rg2 48. Rc3 Rf2 49. Kd4 Rd2+ 50. Ke3 Rg2 51. Kf3 Ra2 52. Kg4 Re2 53. Kf3 Ra2 54. Rd3 Kxc5 55. Rd7 Ra1 56. Kg4 Rf1 57. e5 g6 58. h5 gxh5+ 59. Kxh5 Rh1+ 60. Kg4 Rf1 61. Rd6 Rf2 62. Rxh6 Kd5 63. Kg5 1/2-1/2

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Hardicsay, Peter"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2285"]
[BlackElo "2375"]
[PlyCount "122"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nb3 Bb4+ 8. Bd2 Bxd2+ 9. Qxd2 d4 10. Qg5 0-0 11. Qxe5 Nc6 12. Bxc6 bxc6 13. Qxd4 Qe7 14. Nc3 Bh3 15. 0-0-0 a5 16. e4 a4 17. Qc5 Qc7 18. Nd4 Rfc8 19. Nf5 Bxf5 20. Qxf5 Ra5 21. Qf4 Qb6 22. a3 h5 23. Rhe1 Ng4 24. e5 Qxf2 25. Qxf2 Nxf2 26. Rd7 Ng4 27. e6 Ne5 28. exf7+ Kf8 29. Rd4 Nf3 30. Re8+ Rxe8 31. fxe8Q+ Kxe8 32. Re4+ Kd7 33. h4 g5 34. Kc2 g4 35. Ne2 Rf5 36. Kc3 c5 37. Nf4 Nd4 38. Kd3 Nf3 39. Re3 Nxh4 40. gxh4 Rxf4 41. Re5 g3 42. Ke2 Rxh4 43. Kf3 Rg4 44. Kg2 h4 45. Rxc5 h3+ 46. Kxh3 g2 47. Rd5+ Kc6 48. Kxg4 g1Q+ 49. Kf3 Qf1+ 50. Ke3 Qxc4 51. Rd3 Qc1+ 52. Rd2 Kc5 53. Kd3 Qc4+ 54. Ke3 Qb3+ 55. Ke4 Qc4+ 56. Ke3 Qc1 57. Kd3 Kd5 58. Re2 Qd1+ 59. Ke3 Kc4 60. Rf2 Qd3+ 61. Kf4 Kb3 0-1

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Schneider, Attila"]
[Result "1-0"]
[ECO "A32"]
[WhiteElo "2285"]
[PlyCount "95"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Bb4+ 6. Bd2 Qb6 7. Bxb4 Qxb4+ 8. Qd2 Qxc4 9. e4 Qc5 10. Nc3 Nc6 11. Ndb5 Ne5 12. Be2 a6 13. Nd6+ Ke7 14. Rd1 Ne8 15. Nxe8 Rxe8 16. b4 Qc7 17. f4 Nc6 18. 0-0 Qb6+ 19. Kh1 Qxb4 20. f5 Kd8 21. fxe6 fxe6 22. Rf7 Re7 23. Rf8+ Kc7 24. Rb1 Qd4 25. Qc2 b6 26. Bxa6 Bxa6 27. Rxa8 Kb7 28. Rxa6 Kxa6 29. Nb5 Qe3 30. Nd6 Qf3+ 31. Kg1 Qe3+ 32. Kg2 b5 33. Rxb5 Qf3+ 34. Kg1 Qe3+ 35. Kg2 Qf3+ 36. Kxf3 Nd4+ 37. Ke3 Nxc2+ 38. Kd3 Ne1+ 39. Ke2 Nc2 40. Kd3 Ne1+ 41. Kc4 e5 42. Rb1 Re6 43. Kd5 Nc2 44. Kc5 Nd4 45. Rb6+ Ka7 46. Nb5+ Nxb5 47. Rxe6 dxe6 48. Kxb5 1-0

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Tokaji, Nagy Gyorgy"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2285"]
[PlyCount "51"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nb3 d4 8. f4 Bd6 9. 0-0 Nc6 10. fxe5 Bxe5 11. Bf4 0-0 12. Bxc6 Bxf4 13. Rxf4 bxc6 14. Qxd4 Qe7 15. Nc3 Bb7 16. Raf1 Nh5 17. Rf5 g6 18. Re5 Qd8 19. Qxd8 Raxd8 20. Na5 Ba8 21. c5 Ng7 22. Re7 Rb8 23. b3 f5 24. Rd1 Rf6 25. Rdd7 Ne6 26. Rd6 1-0

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Vegh, Endre"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2285"]
[BlackElo "2225"]
[PlyCount "52"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nb3 d4 8. 0-0 Nc6 9. e3 Bg4 10. Qe1 Be7 11. exd4 exd4 12. N1d2 0-0 13. Nf3 Re8 14. Ne5 Nxe5 15. Qxe5 d3 16. Bd2 Bb4 17. Qb5 Bxd2 18. Nxd2 Be2 19. Rfe1 Ng4 20. Bf3 Ne5 21. Bg2 Qd4 22. h3 h5 23. Rab1 h4 24. Qd5 Rad8 25. Qxd4 Rxd4 26. b3 hxg3 1/2-1/2

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Votruba, Pavel"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "2285"]
[BlackElo "2320"]
[PlyCount "33"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb3 d5 6. cxd5 Qxd5 7. Qxd5 Nxd5 8. e4 Nb4 9. Na3 Be6 10. Bb5+ N8c6 11. 0-0 Nxa2 12. Na5 Nab4 13. Nxb7 Be7 14. Na5 Rc8 15. Nxc6 Nxc6 16. Nc4 0-0 17. Ba6 1/2-1/2

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Waldmann, Ivan"]
[Result "1-0"]
[ECO "E66"]
[WhiteElo "2285"]
[BlackElo "2260"]
[PlyCount "57"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 Nc6 7. Nc3 d6 8. d5 Na5 9. Nd2 e5 10. a3 b6 11. b4 Nb7 12. e4 Qe7 13. Bb2 Ne8 14. Qc2 f5 15. f4 Nf6 16. Rae1 fxe4 17. Ncxe4 Nxe4 18. Nxe4 Bf5 19. Qd2 Bh6 20. Qd1 Rad8 21. fxe5 dxe5 22. d6 Nxd6 23. Nxd6 Rxd6 24. Bd5+ Be6 25. Rxf8+ Kxf8 26. Bxe5 Rd7 27. Ba1 Qd6 28. Qe2 cxb4 29. axb4 1-0

[Event "Elekes Memorial-07 Group B"]
[Site "Budapest"]
[Date "1982.06.??"]
[Round "?"]
[White "Szell, Lajos"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2345"]
[BlackElo "2285"]
[PlyCount "79"]
[EventDate "1982.06.??"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "HUN"]
[EventCategory "3"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. Re1 a6 6. Bf1 d5 7. exd5 Nxd5 8. Nc3 Be7 9. Ne4 0-0 10. d4 cxd4 11. Nxd4 e5 12. Nxc6 bxc6 13. c4 Nc7 14. Be3 Rb8 15. b3 f5 16. Qxd8 Rxd8 17. Bc5 Kf7 18. Bxe7 Kxe7 19. Nc5 Kf6 20. Rad1 Rxd1 21. Rxd1 Ke7 22. f3 a5 23. Nd3 Kf6 24. Re1 a4 25. Nxe5 axb3 26. axb3 c5 27. Nd3 Rxb3 28. Nxc5 Rc3 29. Rd1 Ke7 30. Bd3 g6 31. h4 Ne6 32. Na4 Ra3 33. Nb6 Ba6 34. Bf1 Rb3 35. Nd7 Rc3 36. Ne5 Kf6 37. Re1 h6 38. Nd7+ Kf7 39. Rxe6 Bc8 40. Rf6+ 1-0

[Event "Match/3 Nation U26 DDR-POL-CSR"]
[Site "Zinnowitz"]
[Date "1981.09.??"]
[Round "?"]
[White "Jagodzinski, Waldemar"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1910"]
[BlackElo "2285"]
[PlyCount "46"]
[EventDate "1981.09.26"]
[EventType "team"]
[EventRounds "4"]
[EventCountry "DDR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 5. Qxd4 Qxd4 6. Nxd4 Bc5 7. Nb5 Na6 8. Bf4 Be6 9. Nd2 Nf6 10. f3 0-0-0 11. Bxc4 Bxc4 12. Nxc4 Rhe8 13. Be3 Nxe4 14. fxe4 Rxe4 15. Rc1 Bxe3 16. Nbd6+ cxd6 17. Nxe3+ Kb8 18. Kd2 Rde8 19. Rhe1 R8e5 20. g4 Nb4 21. a3 Rd4+ 22. Kc3 Rd3+ 23. Kxb4 Rdxe3 0-1

[Event "Match/3 Nation U26 DDR-POL-CSR"]
[Site "Zinnowitz"]
[Date "1981.09.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Gauglitz, Gernot"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2285"]
[BlackElo "2235"]
[PlyCount "49"]
[EventDate "1981.09.26"]
[EventType "team"]
[EventRounds "4"]
[EventCountry "DDR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. a4 a6 8. Na3 h6 9. Nc4 Be6 10. Be3 Be7 11. Nd5 Bxd5 12. exd5 Na7 13. Be2 0-0 14. 0-0 Nd7 15. f4 Nc8 16. a5 Bf6 17. Ra3 Re8 18. Bg4 exf4 19. Bxd7 Qxd7 20. Bxf4 Re4 21. Bxh6 Qe7 22. Nd2 Bd4+ 23. Kh1 gxh6 24. Nxe4 Qxe4 25. Ra4 1-0

[Event "Match/3 Nation U26 DDR-POL-CSR"]
[Site "Zinnowitz"]
[Date "1981.09.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Gizynski, Tomasz"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2285"]
[BlackElo "2235"]
[PlyCount "73"]
[EventDate "1981.09.26"]
[EventType "team"]
[EventRounds "4"]
[EventCountry "DDR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 c5 6. 0-0 Nc6 7. Ne5 Bd7 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. Qa4 Qb6 11. dxc5 Bxc5 12. Qxc4 0-0 13. Nc3 Nd5 14. Na4 Qb4 15. Qxc5 Qxa4 16. b3 Qb5 17. Qxb5 cxb5 18. Bd2 Rfc8 19. Rac1 Kf8 20. e4 Ne7 21. a4 a6 22. axb5 axb5 23. Rxc8+ Rxc8 24. Ra1 Nc6 25. Bc3 e5 26. Rd1 b4 27. Bd2 Rb8 28. Be3 Na5 29. Rd3 Ke8 30. Kf1 Rb7 31. Bc5 Rb5 32. Be3 Rb7 33. Ke2 Rd7 34. Bc5 Rxd3 35. Kxd3 Nxb3 36. Bxb4 Kd7 37. Bf8 1/2-1/2

[Event "Match/3 Nation U26 DDR-POL-CSR"]
[Site "Zinnowitz"]
[Date "1981.09.??"]
[Round "?"]
[White "Rossmann, Helmut"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "B59"]
[BlackElo "2285"]
[PlyCount "57"]
[EventDate "1981.09.26"]
[EventType "team"]
[EventRounds "4"]
[EventCountry "DDR"]
[SourceTitle "MCD"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 Be6 10. Bf3 a5 11. Nd5 Bxd5 12. exd5 Nb4 13. c3 Na6 14. Be2 Nd7 15. a4 Ndc5 16. Nxc5 Nxc5 17. b4 Nd7 18. Bb5 e4 19. Bd4 f5 20. f3 exf3 21. Qxf3 Bf6 22. Bxf6 Rxf6 23. Qh3 Ne5 24. Rxf5 Qb6+ 25. Kh1 Rxf5 26. Qxf5 axb4 27. Rf1 bxc3 28. Qe6+ Kh8 29. Be8 1-0

[Event "Bydgoszcz U20"]
[Site "Bydgoszcz"]
[Date "1980.??.??"]
[Round "?"]
[White "Hawelko, Marek"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "E84"]
[WhiteElo "2225"]
[PlyCount "82"]
[EventDate "1980.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8 9. g4 Re8 10. h4 b5 11. h5 e5 12. hxg6 fxg6 13. d5 Nd4 14. Nxd4 exd4 15. Bxd4 Bxg4 16. Bg2 Bd7 17. 0-0-0 bxc4 18. f4 Bg4 19. Rdg1 Nd7 20. Bxg7 Kxg7 21. e5 h5 22. Be4 Rh8 23. Bxg6 Kxg6 24. f5+ Kxf5 25. Qc2+ Kg5 26. Ne4+ Kf4 27. Rf1+ Kxe5 28. Nd2 Nc5 29. Qxc4 Rb4 30. Qc3+ Kxd5 31. Kb1 a5 32. b3 Kc6 33. Nc4 Kb5 34. Na3+ Ka6 35. Rf6 Rf8 36. Rhf1 Rxf6 37. Rxf6 Kb7 38. Nc4 Qa8 39. Qd4 Rxc4 40. Qxc4 Qa6 41. Qc3 Qd3+ 0-1

[Event "Bydgoszcz U20"]
[Site "Bydgoszcz"]
[Date "1980.??.??"]
[Round "?"]
[White "Kiedrowicz, Jan"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B38"]
[PlyCount "40"]
[EventDate "1980.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 b6 3. d4 cxd4 4. Nxd4 Bb7 5. Nc3 Nc6 6. e4 g6 7. Be2 Bg7 8. Be3 Nf6 9. 0-0 0-0 10. Qd2 Nxd4 11. Bxd4 d6 12. f3 Qc7 13. Rac1 Rac8 14. Nd5 Nxd5 15. Bxg7 Ne3 16. Bxf8 Nxf1 17. Qd4 Rxf8 18. Bxf1 Rc8 19. Rc3 Bc6 20. h4 Bd7 1/2-1/2

[Event "Bydgoszcz U20"]
[Site "Bydgoszcz"]
[Date "1980.??.??"]
[Round "?"]
[White "Ksieski, Zbigniew"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "E92"]
[PlyCount "30"]
[EventDate "1980.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. Be3 exd4 8. Nxd4 Qe8 9. Qc2 Nbd7 10. Nb3 b6 11. 0-0-0 Bb7 12. f3 Qe7 13. Rhe1 Nc5 14. Nxc5 bxc5 15. Qd2 a6 1/2-1/2

[Event "Bydgoszcz U20"]
[Site "Bydgoszcz"]
[Date "1980.??.??"]
[Round "?"]
[White "Orgovan, Sandor"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2240"]
[PlyCount "63"]
[EventDate "1980.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 e6 5. 0-0 Qc7 6. Re1 a6 7. Bxc6 dxc6 8. e5 Nd7 9. a4 b6 10. d3 h6 11. Bf4 Be7 12. h4 Bb7 13. Ne4 0-0-0 14. Nd6+ Bxd6 15. exd6 Qb8 16. Ne5 Nxe5 17. Bxe5 Rd7 18. Bxg7 Rg8 19. Be5 c4 20. dxc4 c5 21. Bg3 Qa8 22. Kh2 Bxg2 23. a5 Qc6 24. axb6 Kb7 25. Re3 Be4 26. Qe2 Bf5 27. c3 Rxd6 28. b4 Rd7 29. Rxa6 cxb4 30. cxb4 Rd4 31. Ra7+ Kxb6 32. Ra6+ 1-0

[Event "Bydgoszcz U20"]
[Site "Bydgoszcz"]
[Date "1980.??.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Ehrenfeucht, Wojciech"]
[Result "1/2-1/2"]
[ECO "C09"]
[BlackElo "2265"]
[PlyCount "21"]
[EventDate "1980.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Nf3 Nc6 6. dxc5 Bxc5 7. Bd3 Nge7 8. 0-0 0-0 9. Nbd2 Bf5 10. Nb3 Bb6 11. Bxf5 1/2-1/2

[Event "Bydgoszcz U20"]
[Site "Bydgoszcz"]
[Date "1980.??.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Krason, Jozef"]
[Result "1/2-1/2"]
[ECO "E77"]
[PlyCount "65"]
[EventDate "1980.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. exd5 Nh5 10. 0-0 Bxc3 11. bxc3 Ng7 12. Be3 Bg4 13. h3 Bxf3 14. Bxf3 f5 15. Rb1 b6 16. Bf2 Nd7 17. Re1 Re8 18. Qa4 Nf8 19. Rxe8 Qxe8 20. Qc6 Qd8 21. Bh4 Qxh4 22. Qxa8 Qxf4 23. Qxa7 Qe3+ 24. Kh2 g5 25. Rf1 h5 26. g3 Qe5 27. Kg2 h4 28. gxh4 Ng6 29. hxg5 Nh4+ 30. Kh1 Qg3 31. g6 Qxh3+ 32. Kg1 Qg3+ 33. Kh1 1/2-1/2

[Event "Bydgoszcz U20"]
[Site "Bydgoszcz"]
[Date "1980.??.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Maciejewski, Andrzej"]
[Result "1/2-1/2"]
[ECO "E77"]
[BlackElo "2370"]
[PlyCount "27"]
[EventDate "1980.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. exd5 Na6 10. 0-0 Nc7 11. Rb1 a6 12. b3 b5 13. Bd3 Rb8 14. Qc2 1/2-1/2

[Event "Bydgoszcz U20"]
[Site "Bydgoszcz"]
[Date "1980.??.??"]
[Round "?"]
[White "Riha, Vaclav"]
[Black "Sejkora, Vlastimil"]
[Result "1/2-1/2"]
[ECO "E60"]
[BlackElo "2205"]
[PlyCount "22"]
[EventDate "1980.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. g3 g6 4. b3 Bg7 5. Bb2 0-0 6. Bg2 Nc6 7. 0-0 d6 8. d4 cxd4 9. Nxd4 Bd7 10. Nc3 Nxd4 11. Qxd4 Bc6 1/2-1/2

[Event "Bydgoszcz U20"]
[Site "Bydgoszcz"]
[Date "1980.??.??"]
[Round "?"]
[White "Twardon, Marian"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "114"]
[EventDate "1980.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "POL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. Bg5 d6 6. e3 Nbd7 7. Qc2 c6 8. Rd1 Qc7 9. Be2 Re8 10. 0-0 e5 11. b4 Nf8 12. d5 h6 13. Bxf6 Bxf6 14. c5 dxc5 15. bxc5 Bf5 16. Bd3 Bxd3 17. Qxd3 Red8 18. Qc4 Bg7 19. Nd2 Rd7 20. d6 Qd8 21. Nce4 Kh7 22. f4 f5 23. Ng3 e4 24. Ne2 Qf6 25. Nd4 Rc8 26. Rb1 b6 27. cxb6 axb6 28. Rxb6 Rxd6 29. Qa6 Nd7 30. Nc4 Rxd4 31. Qxc8 Nxb6 32. Nxb6 Rd8 33. Qc7 Qd6 34. Qxd6 Rxd6 35. Rc1 c5 36. Nc4 Ra6 37. Rc2 Kg8 38. Kf2 Kf7 39. g4 Ke6 40. gxf5+ gxf5 41. Kg3 Bf6 42. Rd2 Ra4 43. Rc2 Rb4 44. Ne5 Rb5 45. Ng6 Rb8 46. Kh3 Rg8 47. Nh4 Rc8 48. Rc4 Bxh4 49. Kxh4 Kd5 50. Rc3 c4 51. Kh5 Rc6 52. a4 Kc5 53. h4 Kb4 54. Rc1 c3 55. a5 Kb3 56. a6 Kb2 57. a7 Ra6 0-1

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.25"]
[Round "11"]
[White "Riha, Vaclav"]
[Black "Sosna, Jan"]
[Result "1/2-1/2"]
[ECO "C54"]
[PlyCount "26"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb4+ 9. Nbd2 0-0 10. 0-0 Bg4 11. Qa4 Nxd2 12. Nxd2 Bxd2 13. Bxd2 Ne7 1/2-1/2

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.24"]
[Round "10"]
[White "Cizek, Antonin"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B25"]
[PlyCount "25"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. f4 Nge7 7. Nf3 d6 8. 0-0 0-0 9. Be3 Nd4 10. Rb1 Qa5 11. Qd2 Nec6 12. a3 Rb8 13. g4 1/2-1/2

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.23"]
[Round "9"]
[White "Riha, Vaclav"]
[Black "Pastircak, Milan"]
[Result "1/2-1/2"]
[ECO "A30"]
[PlyCount "30"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 e6 5. b3 Be7 6. Bb2 0-0 7. c4 c5 8. d4 cxd4 9. Nxd4 Bxg2 10. Kxg2 Qc8 11. Nc3 Qb7+ 12. Kg1 a6 13. Qd2 Nc6 14. Nxc6 Qxc6 15. Qd3 Rfd8 1/2-1/2

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.21"]
[Round "8"]
[White "Vodicka, Vladimir"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "43"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nc6 6. Be2 cxd4 7. cxd4 Nf6 8. 0-0 Be7 9. Nc3 Qd8 10. Bg5 0-0 11. Re1 b6 12. Qa4 Bb7 13. Rad1 Nd5 14. Bxe7 Ncxe7 15. Ne5 Nf5 16. Bf3 Nh4 17. Be4 Nxc3 18. bxc3 Bxe4 19. Rxe4 Ng6 20. Nxg6 hxg6 21. c4 Qd6 22. g3 1/2-1/2

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.20"]
[Round "7"]
[White "Riha, Vaclav"]
[Black "Papacek, Stepan"]
[Result "1/2-1/2"]
[ECO "A26"]
[PlyCount "28"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 d6 4. 0-0 e5 5. c4 Nc6 6. Nc3 Nge7 7. d3 0-0 8. Bd2 h6 9. Rb1 Be6 10. b4 d5 11. b5 Nd4 12. Nxd4 exd4 13. Nxd5 Nxd5 14. cxd5 Bxd5 1/2-1/2

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.19"]
[Round "6"]
[White "Riha, Vaclav"]
[Black "Klimes, Jaromir"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "36"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Qa5 9. 0-0 Nf6 10. h3 Bh5 11. Be3 Be7 12. Qb3 Qb4 13. Rfd1 Rd8 14. d5 Qxb3 15. axb3 Nxd5 16. Nxd5 Rxd5 17. Rxd5 exd5 18. Rd1 Bg6 1/2-1/2

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.18"]
[Round "5"]
[White "Buchar, Petr"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "72"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nc6 6. Na3 Qd8 7. Bf4 Nf6 8. dxc5 Nd5 9. Bd6 Bxd6 10. cxd6 Qxd6 11. Be2 Qe7 12. Nc2 Nf4 13. 0-0 0-0 14. Ncd4 Nxd4 15. Nxd4 e5 16. Nf3 Rd8 17. Qc2 e4 18. Nd4 Bh3 19. gxh3 Qg5+ 20. Bg4 Nxh3+ 21. Kh1 Qxg4 22. Qd1 Qf4 23. Qe2 g6 24. Rae1 Re8 25. Qe3 Qxe3 26. Rxe3 Ng5 27. Nb5 Rad8 28. Nxa7 f5 29. Re2 Rd5 30. c4 Rd3 31. Nb5 Red8 32. Nc3 R8d4 33. Rc1 Rxc4 34. Rec2 Nf3 35. Ne2 Rxc2 36. Rxc2 Rd1+ 0-1

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.17"]
[Round "4"]
[White "Riha, Vaclav"]
[Black "Pekarek, Ales"]
[Result "1/2-1/2"]
[ECO "C69"]
[PlyCount "33"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 f6 6. d4 Bg4 7. dxe5 Qxd1 8. Rxd1 fxe5 9. Rd3 Bxf3 10. Rxf3 Nf6 11. Nc3 Bb4 12. Bg5 Bxc3 13. bxc3 Rf8 14. Bxf6 Rxf6 15. Rxf6 gxf6 16. Rd1 Rd8 17. Rxd8+ 1/2-1/2

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.16"]
[Round "3"]
[White "Bluemel, Otto"]
[Black "Riha, Vaclav"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "114"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. c3 d6 4. h3 Nc6 5. f4 e5 6. Nf3 f5 7. exf5 e4 8. Ng5 Bxf5 9. d5 Nce7 10. g4 Bd7 11. Nxe4 Nf6 12. Bg2 Nexd5 13. 0-0 0-0 14. g5 c6 15. Nxf6+ Nxf6 16. gxf6 Qxf6 17. Be3 Rae8 18. Bd4 Qh4 19. Bxg7 Kxg7 20. Qd4+ Kg8 21. Nd2 Bxh3 22. Bxh3 Qxh3 23. Rf3 Qg4+ 24. Kf1 Re7 25. Qg1 Qe6 26. Qf2 Ref7 27. Kg2 Qg4+ 28. Qg3 Qf5 29. Nf1 Qc2+ 30. Rf2 Qe4+ 31. Qf3 Rxf4 32. Qxe4 Rxe4 33. Rxf8+ Kxf8 34. Ng3 Re5 35. Kf3 Ke7 36. Rh1 h5 37. Rh2 d5 38. Re2 Rxe2 39. Nxe2 Kf6 40. b4 Ke5 41. Nf4 Kf5 42. a4 Kf6 43. a5 Kf5 44. Ne2 Ke5 45. Nf4 d4 46. c4 Kf5 47. c5 Ke5 48. Nxg6+ Kf6 49. Nf4 Ke5 50. Nxh5 Kd5 51. Nf4+ Kc4 52. Ke4 a6 53. Nd3 Kc3 54. Ne5 Kxb4 55. Kxd4 Kxa5 56. Nc4+ Kb4 57. Nb2 Kb5 1/2-1/2

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.15"]
[Round "2"]
[White "Riha, Vaclav"]
[Black "Bohata, Evzen"]
[Result "1-0"]
[ECO "C07"]
[PlyCount "91"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. Bb5 Bd6 7. 0-0 Nge7 8. dxc5 Bxc5 9. Nb3 Bb6 10. Re1 0-0 11. Be3 Bxe3 12. Rxe3 a6 13. Bd3 Nf5 14. Bxf5 Bxf5 15. Nfd4 Be4 16. f3 Bg6 17. c3 Qb6 18. Qd2 Rac8 19. Qf2 a5 20. Nxc6 bxc6 21. Re5 Qc7 22. Rae1 h6 23. Nc5 Ra8 24. Re7 Qf4 25. Nd7 Rfd8 26. Qc5 Qd2 27. R7e2 Qd3 28. Ne5 Qb5 29. Qxc6 Qxc6 30. Nxc6 Rd6 31. Re8+ Rxe8 32. Rxe8+ Kh7 33. Nd4 Rb6 34. b3 Bb1 35. a3 Rb7 36. Rc8 Ba2 37. b4 axb4 38. axb4 Bc4 39. Ra8 Kg6 40. Kf2 Kf6 41. Nc2 Ke6 42. Ke3 Ke5 43. Re8+ Kd6 44. Kd4 g6 45. Ne3 Bb3 46. Nxd5 1-0

[Event "CSR-ch U18"]
[Site "Loucovice"]
[Date "1979.07.14"]
[Round "1"]
[White "Krcmar, Zdenek"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "42"]
[EventDate "1979.07.14"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CSR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. 0-0 Nge7 5. Nc3 a6 6. Bxc6 Nxc6 7. d3 Be7 8. e5 0-0 9. Ne4 f6 10. exf6 gxf6 11. g4 Kh8 12. Kh1 b6 13. b3 Bb7 14. Bb2 d5 15. Ng3 d4 16. Nd2 Ne5+ 17. Kg1 Qd5 18. Nde4 f5 19. gxf5 exf5 20. c4 Qc6 21. Qh5 Nxd3 0-1

[Event "Decin Junior"]
[Site "Decin"]
[Date "1979.07.11"]
[Round "13"]
[White "Stempin, Pawel"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "E76"]
[PlyCount "54"]
[EventDate "1979.06.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 e5 7. fxe5 dxe5 8. d5 c5 9. Be2 Ne8 10. 0-0 Nd6 11. Be3 Nd7 12. Nd2 b6 13. Rb1 f5 14. a3 Bf6 15. exf5 gxf5 16. Kh1 Bg5 17. Bg1 Ba6 18. b3 Qe7 19. Bd3 Rae8 20. Bc2 Qg7 21. g3 e4 22. Ne2 Qh6 23. Rf4 Bxf4 24. Nxf4 Ne5 25. Be3 Ng4 26. Nf1 b5 27. cxb5 Nxb5 0-1

[Event "Decin Junior"]
[Site "Decin"]
[Date "1979.07.09"]
[Round "12"]
[White "Riha, Vaclav"]
[Black "Znamenacek, Kvetoslav"]
[Result "1-0"]
[ECO "A30"]
[PlyCount "63"]
[EventDate "1979.06.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 c5 5. c4 g6 6. Nc3 Bg7 7. d4 cxd4 8. Nxd4 Bxg2 9. Kxg2 0-0 10. e4 Qc8 11. b3 b5 12. Qf3 Nc6 13. Nxc6 dxc6 14. Ba3 Qb7 15. cxb5 cxb5 16. e5 Qxf3+ 17. Kxf3 Nd7 18. Nxb5 Nxe5+ 19. Kg2 Rab8 20. Nc7 Rfc8 21. Nd5 Nc6 22. Rac1 e6 23. Bd6 Rb7 24. Nb4 Rb6 25. Rc4 a5 26. Nxc6 Rcxc6 27. Bc7 Rxc4 28. Bxb6 Rc2 29. Rd1 Bc3 30. Rd8+ Kg7 31. Rc8 Rc1 32. Rxc3 1-0

[Event "Decin Junior"]
[Site "Decin"]
[Date "1979.07.08"]
[Round "11"]
[White "Riha, Vaclav"]
[Black "Vodicka, Vladimir"]
[Result "1/2-1/2"]
[ECO "E17"]
[PlyCount "36"]
[EventDate "1979.06.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. Nc3 Be7 6. Qc2 0-0 7. 0-0 c5 8. d4 cxd4 9. Nxd4 Bxg2 10. Kxg2 Qc7 11. Qd3 Nc6 12. Ndb5 Qb7 13. e4 Rac8 14. b3 Nb4 15. Qe2 a6 16. Na3 d5 17. exd5 exd5 18. Qf3 Qc6 1/2-1/2

[Event "Decin Junior"]
[Site "Decin"]
[Date "1979.07.07"]
[Round "10"]
[White "Benes, Petr1111"]
[Black "Riha, Vaclav"]
[Result "0-1"]
[ECO "B85"]
[PlyCount "68"]
[EventDate "1979.06.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. 0-0 d6 6. d4 cxd4 7. Nxd4 Nf6 8. Be3 Qc7 9. Be2 Be7 10. f4 0-0 11. Nb3 a6 12. a4 b6 13. Bf3 Bb7 14. Rf2 Rab8 15. g4 d5 16. exd5 exd5 17. g5 Ne4 18. Nxe4 dxe4 19. Bxe4 Rfe8 20. Qf3 Bf8 21. Bd5 Rbd8 22. c4 Rxd5 23. cxd5 Nb4 24. Rd1 Rd8 25. Rfd2 Rd7 26. f5 Qc4 27. Nc1 Nxd5 28. b3 Qc3 29. Ne2 Qxb3 30. g6 Nxe3 31. gxh7+ Kh8 32. Qh5 Nxd1 33. Rxd7 Qe3+ 34. Kf1 Qf2# 0-1

[Event "Decin Junior"]
[Site "Decin"]
[Date "1979.07.06"]
[Round "9"]
[White "Riha, Vaclav"]
[Black "Reznicek, Jan"]
[Result "1/2-1/2"]
[ECO "A26"]
[PlyCount "52"]
[EventDate "1979.06.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. Nc3 e5 7. d3 Nc6 8. Rb1 a5 9. Bd2 h6 10. a3 Be6 11. b4 axb4 12. axb4 Qd7 13. Ne1 Bh3 14. Nc2 Bxg2 15. Kxg2 Ne7 16. Ne1 d5 17. cxd5 Nfxd5 18. Qb3 Nxc3 19. Bxc3 Nd5 20. Bd2 Rfd8 21. Nf3 Qe6 22. e4 Nf4+ 23. Bxf4 exf4 24. Rfc1 Qd7 25. d4 c6 26. Re1 fxg3 1/2-1/2

[Event "Decin Junior"]
[Site "Decin"]
[Date "1979.07.04"]
[Round "8"]
[White "Vokac, Marek"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "E76"]
[PlyCount "29"]
[EventDate "1979.06.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f4 0-0 6. Nf3 c5 7. d5 b5 8. cxb5 a6 9. a4 axb5 10. Bxb5 Ba6 11. Ra3 Nbd7 12. 0-0 Bxb5 13. axb5 Qb6 14. Qe2 Ne8 15. Rxa8 1-0

[Event "Decin Junior"]
[Site "Decin"]
[Date "1979.07.03"]
[Round "7"]
[White "Riha, Vaclav"]
[Black "Tischbierek, Raj"]
[Result "1/2-1/2"]
[ECO "B22"]
[BlackElo "2315"]
[PlyCount "35"]
[EventDate "1979.06.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Nf3 Nc6 7. Qe4 d6 8. Nbd2 Bd7 9. Bd3 dxe5 10. Nxe5 Nf6 11. Qe2 Nxe5 12. Qxe5 Bc6 13. Bb5 Qd7 14. Bxc6 Qxc6 15. 0-0 Bd6 16. Qe2 Rd8 17. Nf3 0-0 18. Bg5 1/2-1/2

[Event "Decin Junior"]
[Site "Decin"]
[Date "1979.07.02"]
[Round "6"]
[White "Mokry, Karel"]
[Black "Riha, Vaclav"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2310"]
[PlyCount "123"]
[EventDate "1979.06.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CSR"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 c5 6. Nbd2 Nc6 7. c3 d6 8. Be2 Bf5 9. 0-0 Re8 10. Bh2 cxd4 11. exd4 Rb8 12. a4 Rc8 13. Nc4 Na5 14. Ne3 d5 15. Nxf5 gxf5 16. Ne5 e6 17. Re1 Qe7 18. Bf4 Ne4 19. Bf1 Qh4 20. g3 Qe7 21. f3 Nd6 22. Re2 Kh8 23. Qe1 Rg8 24. Kh2 Rge8 25. Qf2 Rg8 26. Rae1 Rge8 27. h4 Bf6 28. Bh3 Rcd8 29. Qe3 Nac4 30. Qc1 Rg8 31. Nd3 Bg7 32. Nb4 Qf8 33. Qc2 Bf6 34. Nd3 Qe7 35. Bc1 Qf8 36. Nf4 Na5 37. Nh5 Be7 38. Bf4 Nc6 39. Qb1 a6 40. Qd3 Rb8 41. Rg2 Rc8 42. Bc1 Ne8 43. Rge2 Nf6 44. Nxf6 Bxf6 45. Bf4 Qd8 46. Qd2 Rg6 47. Rg1 Qd7 48. h5 Rg7 49. g4 fxg4 50. fxg4 Rcg8 51. Bh6 Bg5 52. Bxg7+ Rxg7 53. Qd3 h6 54. Kh1 Rg8 55. Qf3 Kg7 56. Bf1 Qd6 57. Re1 Rf8 58. Bd3 Qc7 59. Rgf1 Rh8 60. Bb1 Qe7 61. Qd3 Qc7 62. Rxe6 1-0

