[Event "FIN-chT"]
[Site "Finland"]
[Date "1992.??.??"]
[Round "?"]
[White "Remmel, Anto"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2250"]
[BlackElo "2350"]
[PlyCount "101"]
[EventDate "1992.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c3 Bg7 5. h3 0-0 6. Nf3 Nbd7 7. 0-0 e5 8. Re1 c6 9. a4 a5 10. Na3 Re8 11. dxe5 dxe5 12. Bc4 Qe7 13. Qc2 Nb6 14. Bb3 Nfd7 15. Nc4 Nxc4 16. Bxc4 Nb6 17. Bb3 h6 18. Be3 Nd7 19. Bc4 Nc5 20. Rad1 Ne6 21. g3 Qf6 22. Kg2 Bf8 23. Qc1 Kh7 24. Nh2 Nc5 25. Qc2 g5 26. Ng4 Qg6 27. Bxc5 Bxc5 28. Ne3 Bxe3 29. Rxe3 Be6 30. Bxe6 Qxe6 31. Red3 Re7 32. Rd6 Qc4 33. b3 Qc5 34. Qd3 Rg8 35. Qf3 Rg6 36. Rxg6 Kxg6 37. Qf5+ Kg7 38. h4 gxh4 39. Qg4+ Kf8 40. Qxh4 Re6 41. Rd7 Kg7 42. c4 Rf6 43. Qg4+ Kh7 44. Qe2 b6 45. Qd2 Kg7 46. Rd8 Kh7 47. Qe2 Rd6 48. Re8 Rf6 49. Rd8 Rd6 50. Re8 Rf6 51. Rd8 1/2-1/2

[Event "FIN-chT"]
[Site "Finland"]
[Date "1992.??.??"]
[Round "?"]
[White "Saren, Ilkka J"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2385"]
[BlackElo "2350"]
[PlyCount "27"]
[EventDate "1992.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "FIN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. a4 a5 8. Re1 Qc7 9. e5 dxe5 10. Nxe5 Na6 11. Bf4 Qb6 12. Nc4 Qd8 13. Be5 Nb4 14. Na2 1/2-1/2

[Event "Rilton Cup-08 1978/79"]
[Site "Stockholm"]
[Date "1979.01.04"]
[Round "9"]
[White "Sirkia, Mauri O"]
[Black "Bjarnason, Saevar"]
[Result "1-0"]
[ECO "A26"]
[BlackElo "2250"]
[PlyCount "87"]
[EventDate "1978.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 e5 7. d3 Nc6 8. Rb1 a5 9. a3 h6 10. b4 axb4 11. axb4 Be6 12. b5 Ne7 13. Nd2 Qc8 14. Re1 Nd7 15. Bb2 f5 16. Qc2 Nf6 17. Ra1 Rb8 18. Ra7 Rf7 19. Rea1 c6 20. Ba3 Ne8 21. Rb1 Ra8 22. Rxa8 Qxa8 23. Bb2 Qd8 24. Qa4 d5 25. cxd5 cxd5 26. e3 Nc8 27. Ne2 Rd7 28. Nf3 Nb6 29. Qa1 e4 30. Ne5 Rd6 31. Nxg6 exd3 32. Nef4 Bf7 33. Nh4 Nc4 34. Bxg7 Nxg7 35. Nxd3 d4 36. exd4 Rxd4 37. Ne1 b6 38. Nef3 Rd3 39. Re1 Qd6 40. Bf1 Ra3 41. Qc1 Na5 42. Nxf5 Nxf5 43. Qc8+ Kg7 44. Qxf5 1-0

[Event "Rilton Cup-08 1978/79"]
[Site "Stockholm"]
[Date "1979.01.02"]
[Round "7"]
[White "Sirkia, Mauri O"]
[Black "Welin, Thomas"]
[Result "1-0"]
[ECO "A16"]
[PlyCount "66"]
[EventDate "1978.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 g6 5. Bg2 Nb6 6. Nf3 Bg7 7. 0-0 Nc6 8. d3 0-0 9. Bd2 h6 10. Rb1 a5 11. Ne4 Qd5 12. Qc1 Qh5 13. a3 a4 14. Qc2 Bh3 15. Bxh3 Qxh3 16. Nc5 Qc8 17. Rfc1 Nd8 18. Kg2 c6 19. e4 f5 20. h3 e5 21. b3 Ne6 22. Be3 fxe4 23. dxe4 Nf4+ 24. gxf4 exf4 25. Bd2 g5 26. bxa4 g4 27. Rxb6 gxf3+ 28. Kh2 Be5 29. Rg1+ Kh8 30. Bc3 Qc7 31. Qb2 Rae8 32. Rxb7 Qd6 33. Bxe5+ Rxe5 1-0

[Event "Rilton Cup-08 1978/79"]
[Site "Stockholm"]
[Date "1978.12.30"]
[Round "4"]
[White "Diderholm, Erik"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "A15"]
[PlyCount "61"]
[EventDate "1978.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 d6 5. g3 0-0 6. Bg2 e5 7. d3 a5 8. b5 Nbd7 9. 0-0 c5 10. bxc6 bxc6 11. Nc3 Rb8 12. Ba3 Qc7 13. Qc2 Ba6 14. Rac1 Bh6 15. Rb1 Rfc8 16. Rxb8 Rxb8 17. Rb1 Re8 18. Qa4 Nf8 19. Nh4 Rc8 20. Qb3 N8d7 21. Qa4 Bf8 22. h3 Be7 23. Nf3 Nf8 24. Nd2 Ne6 25. Nb3 Bd8 26. Bc1 Nd7 27. Qa3 f5 28. Bd2 Rb8 29. Nxa5 Ra8 30. Bxc6 Ra7 31. Nd5 1-0

[Event "Rilton Cup-08 1978/79"]
[Site "Stockholm"]
[Date "1978.12.29"]
[Round "3"]
[White "Sirkia, Mauri O"]
[Black "Kristiansen, Jens"]
[Result "0-1"]
[ECO "A25"]
[BlackElo "2395"]
[PlyCount "90"]
[EventDate "1978.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. e4 Nc6 6. Nge2 f5 7. exf5 Bxf5 8. d3 Nh6 9. 0-0 Qd7 10. Bg5 Bh3 11. Qd2 Bxg2 12. Kxg2 Nf5 13. Be3 0-0 14. Nd5 Rae8 15. Rae1 Ncd4 16. Bxd4 exd4 17. Ng1 c6 18. Nb4 d5 19. b3 dxc4 20. bxc4 a5 21. Nc2 b5 22. Rxe8 Rxe8 23. Re1 bxc4 24. dxc4 Rxe1 25. Nxe1 Qe6 26. Qxa5 Qxc4 27. Ngf3 c5 28. g4 Nd6 29. Qd8+ Bf8 30. Ne5 Qe6 31. Nd7 Qxg4+ 32. Kf1 Qh3+ 33. Kg1 Qg4+ 34. Kf1 Qf5 35. Nxf8 Qxf8 36. Qb6 Nf5 37. Qe6+ Kg7 38. Qe5+ Kf7 39. Nf3 Qe7 40. Qd5+ Kf6 41. a4 Qd6 42. Qb3 Qc6 43. Nd2 Qa6+ 44. Kg2 Qe2 45. Nc4 Kg5 0-1

[Event "Olympiad-19 Final B"]
[Site "Siegen"]
[Date "1970.09.25"]
[Round "11"]
[White "Liljedahl, Lennart"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "83"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Sweden"]
[BlackTeam "Finland"]
[WhiteTeamCountry "SWE"]
[BlackTeamCountry "FIN"]

1. e4 d6 2. Bc4 g6 3. d4 Bg7 4. c3 Nf6 5. Qe2 0-0 6. Nf3 Bg4 7. Nbd2 e6 8. Bb3 a5 9. a4 d5 10. e5 Nfd7 11. h3 Bxf3 12. Nxf3 c5 13. dxc5 Nxc5 14. Bc2 Nc6 15. 0-0 Qc7 16. Re1 Nd7 17. Bf4 Rac8 18. Bd3 Nc5 19. Qe3 Nxd3 20. Qxd3 Rfd8 21. Qe3 Qd7 22. Red1 Qc7 23. Re1 Qd7 24. Red1 Qc7 25. Rd2 Rb8 26. Bg5 Re8 27. Bf6 h6 28. Bxg7 Kxg7 29. Qf4 Qe7 30. c4 Nb4 31. cxd5 Nxd5 32. Qe4 Rbc8 33. Rc2 Qb4 34. Qxb4 Nxb4 35. Rd2 Nd5 36. Nd4 Rc4 37. Nb5 Rec8 38. Nd6 Rc1+ 39. Rxc1 Rxc1+ 40. Kh2 b6 41. Kg3 Kf8 42. Rd3 1/2-1/2

[Event "Olympiad-19 Final B"]
[Site "Siegen"]
[Date "1970.09.24"]
[Round "10"]
[White "Sirkia, Mauri O"]
[Black "Diaz Diaz, Joaquin Carlos"]
[Result "1-0"]
[ECO "E47"]
[PlyCount "73"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Cuba"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "CUB"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d6 6. Nge2 c5 7. a3 Ba5 8. 0-0 Nbd7 9. Rb1 Bxc3 10. bxc3 b6 11. e4 Bb7 12. Ng3 e5 13. d5 Ne8 14. f4 exf4 15. Bxf4 f6 16. Qh5 Ne5 17. Be2 g6 18. Qh6 Nf7 19. Qh3 Bc8 20. Bg4 h5 21. Be6 Ng7 22. Nf5 gxf5 23. exf5 Bxe6 24. dxe6 Ne5 25. Rbd1 Qe7 26. Bh6 Kh7 27. Bc1 Rad8 28. Rf4 Rh8 29. Qe3 Kg8 30. Qe4 Kf8 31. h3 Qc7 32. Rf2 Ke7 33. Bf4 Rdf8 34. Bxe5 fxe5 35. f6+ Rxf6 36. Rxf6 Kxf6 37. Rf1+ 1-0

[Event "Olympiad-19 Final B"]
[Site "Siegen"]
[Date "1970.09.23"]
[Round "9"]
[White "Shaw, Terrey Ian"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "B26"]
[PlyCount "67"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Australia"]
[BlackTeam "Finland"]
[WhiteTeamCountry "AUS"]
[BlackTeamCountry "FIN"]

1. e4 d6 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nf6 5. d3 0-0 6. h3 c5 7. Be3 Nc6 8. Qd2 e5 9. Nge2 b6 10. f4 Nd4 11. 0-0 Ne8 12. f5 Nc7 13. Bh6 f6 14. Bxg7 Kxg7 15. g4 Bb7 16. Ng3 d5 17. Rf2 dxe4 18. dxe4 Qe7 19. h4 Rad8 20. Qe3 gxf5 21. exf5 Bxg2 22. Kxg2 Kh8 23. g5 b5 24. gxf6 Rxf6 25. Re1 Re8 26. Nce4 Nd5 27. Qd2 Nf4+ 28. Rxf4 exf4 29. Qxf4 Qe5 30. Nxf6 Qxe1 31. Nxe8 Qxe8 32. f6 Ne2 33. Qc7 Qg8 34. Qg7+ 1-0

[Event "Olympiad-19 Final B"]
[Site "Siegen"]
[Date "1970.09.22"]
[Round "8"]
[White "Kinzel, Anton"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "100"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Austria"]
[BlackTeam "Finland"]
[WhiteTeamCountry "AUT"]
[BlackTeamCountry "FIN"]

1. e4 d6 2. d4 Nf6 3. f3 g6 4. Bg5 Bg7 5. Qd2 c6 6. c3 Nbd7 7. Bh6 Bxh6 8. Qxh6 b5 9. Nh3 Bb7 10. Ng5 Qb6 11. Qg7 Rf8 12. Nxh7 Nxh7 13. Qxh7 0-0-0 14. Qh6 e5 15. Qd2 f5 16. dxe5 Nxe5 17. a4 fxe4 18. a5 Qc7 19. f4 Nd7 20. Be2 g5 21. 0-0 gxf4 22. Rxf4 Ne5 23. Qe3 Qg7 24. Rxf8 Rxf8 25. Nd2 Rg8 26. g3 c5 27. Nxe4 Qg6 28. Nd2 Qf7 29. a6 Bc6 30. Rf1 Qh7 31. Qf4 Kc7 32. Nf3 Rh8 33. h4 Nd3 34. Qg4 Nxb2 35. Ng5 Qc2 36. Bf3 Qxc3 37. Ne6+ Kb6 38. Bxc6 Qe3+ 39. Kg2 Kxc6 40. Qg7 Qe4+ 41. Kg1 Qe3+ 42. Rf2 Qe1+ 43. Kg2 Qe4+ 44. Kh2 Rh7 45. Qg8 Kb6 46. Rxb2 Rxh4+ 47. gxh4 Qe5+ 48. Kh3 Qxb2 49. Nf4 Qc3+ 50. Kg4 Qd4 1/2-1/2

[Event "Olympiad-19 Final B"]
[Site "Siegen"]
[Date "1970.09.21"]
[Round "7"]
[White "Lkhagva, Jambaldoo"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "93"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Mongolia"]
[BlackTeam "Finland"]
[WhiteTeamCountry "MGL"]
[BlackTeamCountry "FIN"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 Nf6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 0-0 8. Bd3 Nc6 9. Qf2 Nd7 10. Be3 e5 11. dxe5 dxe5 12. f5 Nd4 13. 0-0 c6 14. Rad1 b5 15. h4 Nf6 16. Bg5 Qb6 17. Kh1 h6 18. Bc1 Kh7 19. Nb1 b4 20. Nd2 Qc7 21. Nf3 Rad8 22. Nxd4 Rxd4 23. Qf3 c5 24. b3 h5 25. a3 Ng4 26. axb4 cxb4 27. g3 Qc6 28. Rde1 a5 29. Bc4 Rxc4 30. bxc4 Qxc4 31. Qb3 Rc8 32. fxg6+ fxg6 33. Qxc4 Rxc4 34. Re2 Kg8 35. Bg5 a4 36. Kg2 Bf8 37. Rd1 Rc8 38. Rd7 Bc5 39. Be7 a3 40. Bxc5 Rxc5 41. Ra7 Rxc2 42. Kf3 Rc3+ 43. Kg2 Ne3+ 44. Kh3 Nf1 45. Kg2 Ne3+ 46. Kh3 Nf1 47. Kg2 1/2-1/2

[Event "Olympiad-19 Final B"]
[Site "Siegen"]
[Date "1970.09.18"]
[Round "5"]
[White "Sirkia, Mauri O"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "D36"]
[PlyCount "159"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Columbia"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "COL"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 0-0 6. cxd5 exd5 7. Bd3 c6 8. Nge2 Nbd7 9. 0-0 Re8 10. Ng3 Nf8 11. Qc2 Ng4 12. Bxe7 Qxe7 13. h3 Nf6 14. Rfe1 Be6 15. Rab1 a5 16. a3 N8d7 17. b4 axb4 18. axb4 Rec8 19. Na4 b5 20. Nc5 Nb6 21. e4 dxe4 22. Ngxe4 Ra2 23. Rb2 Rxb2 24. Qxb2 Bd5 25. Qa1 Nxe4 26. Bxe4 Qd8 27. Qb1 h6 28. Qd3 Bxe4 29. Qxe4 Nd5 30. Nd3 Qd6 31. Rc1 Rd8 32. Qh4 Ra8 33. Qe4 Qf6 34. Ne5 Ra2 35. Ng4 Qe7 36. Qf5 Qe8 37. Ne5 Ra6 38. Re1 Qe6 39. Qb1 Ra8 40. Rc1 Rc8 41. Re1 Qf6 42. Rc1 Nf4 43. Kf1 Qe6 44. Qe4 Nd5 45. Qb1 f6 46. Nf3 Qd6 47. Qg6 Rf8 48. Ra1 Qe7 49. Nh4 Qf7 50. Qc2 Qd7 51. Qc5 Re8 52. Rc1 Re6 53. Ra1 Qe8 54. Nf3 Qg6 55. g3 Qd3+ 56. Kg2 Ne3+ 57. Kg1 Qe2 58. Nh4 Nd1 59. Ra8+ Re8 60. Qxc6 Qxf2+ 61. Kh1 Qe1+ 62. Kh2 Rxa8 63. Qxa8+ Kh7 64. Ng2 Qe2 65. Qd5 Qd3 66. Nf4 Qc2+ 67. Qg2 Ne3 68. Qxc2+ Nxc2 69. Ne2 Kg6 70. Kg2 f5 71. Kf3 Kf6 72. g4 g6 73. h4 fxg4+ 74. Kxg4 h5+ 75. Kf4 Nxb4 76. Nc3 Nd3+ 77. Ke3 Ne1 78. Kf2 Nc2 79. Nxb5 Kf5 80. Kf3 1/2-1/2

[Event "Olympiad-19 Final B"]
[Site "Siegen"]
[Date "1970.09.17"]
[Round "4"]
[White "Sirkia, Mauri O"]
[Black "Bednarski, Jacek B"]
[Result "1-0"]
[ECO "A42"]
[PlyCount "69"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Poland"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "POL"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nd7 5. f4 e5 6. fxe5 dxe5 7. d5 Nh6 8. Nf3 0-0 9. Be2 Qe7 10. 0-0 Qc5+ 11. Kh1 a5 12. Qd3 Ng4 13. h3 Nf2+ 14. Rxf2 Qxf2 15. Be3 Qg3 16. Bf1 f5 17. Ne2 fxe4 18. Qd2 Qxf3 19. gxf3 exf3 20. Ng3 Nf6 21. Bh6 Bxh6 22. Qxh6 Bd7 23. Qe3 e4 24. Nxe4 Nxe4 25. Qxe4 Rae8 26. Qd4 f2 27. Qd2 b6 28. Bg2 Rf6 29. Rf1 Ref8 30. Qe3 Kg7 31. Qe5 Kh6 32. Qxc7 R8f7 33. d6 Be6 34. Qc6 g5 35. Rxf2 1-0

[Event "Olympiad-19 Final B"]
[Site "Siegen"]
[Date "1970.09.16"]
[Round "3"]
[White "Geller, Uzi"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "A26"]
[PlyCount "180"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Israel"]
[BlackTeam "Finland"]
[WhiteTeamCountry "ISR"]
[BlackTeamCountry "FIN"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. Nf3 d6 6. 0-0 e5 7. d3 Nc6 8. Rb1 a5 9. a3 Nh5 10. b4 axb4 11. axb4 f5 12. b5 Ne7 13. Qb3 Kh8 14. Bg5 h6 15. Bxe7 Qxe7 16. Nd5 Qf7 17. b6 c6 18. Nc7 Rb8 19. Qa3 Qe7 20. e3 Be6 21. Rfd1 Bg8 22. Rbc1 g5 23. e4 Nf6 24. exf5 Nd7 25. Qb4 Rxf5 26. Nd2 Nc5 27. Ne4 Rd8 28. Qa3 Ne6 29. Bh3 Rff8 30. Qa7 Nxc7 31. bxc7 Qxc7 32. c5 dxc5 33. Nxc5 Bd5 34. Qxb7 Qxb7 35. Nxb7 Rb8 36. Nd6 Rb2 37. Ne4 Rfb8 38. Bd7 R8b6 39. Rc3 Rb1 40. Rxb1 Rxb1+ 41. Kg2 Rb6 42. Kh3 Bf8 43. Kg4 Bb4 44. Rc2 Rb7 45. Bxc6 Rc7 46. Rb2 Be6+ 47. Kf3 Ba3 48. Rb6 Kg8 49. Be8 Re7 50. Bh5 g4+ 51. Ke2 Bf5 52. Rb3 Ra7 53. Rb5 Re7 54. f3 gxf3+ 55. Kxf3 Bc1 56. g4 Bd7 57. Rb6 Re6 58. Rb7 Re7 59. Kf2 Ba3 60. Rb3 Bc1 61. Rb6 Kg7 62. h4 Ba3 63. Ke2 Bc1 64. Ng3 Kh7 65. Nf5 Bxf5 66. gxf5 Ba3 67. Bg6+ Kg8 68. f6 Ra7 69. Re6 Ra5 70. Re7 Ra6 71. Re8+ Bf8 72. f7+ Kg7 73. h5 Ra5 74. Kf3 Rc5 75. Ke4 Ra5 76. Rxe5 Rxe5+ 77. Kxe5 Bb4 78. Ke6 Kf8 79. Be4 Be7 80. Bd5 Bd8 81. Bc4 Bh4 82. d4 Bg5 83. d5 Bh4 84. d6 Bg5 85. Kd7 Bd2 86. Bb3 Be1 87. Ke6 Bh4 88. Kf5 Kg7 89. d7 Bd8 90. Bc4 Bh4 1/2-1/2

[Event "Olympiad-19 Final B"]
[Site "Siegen"]
[Date "1970.09.15"]
[Round "2"]
[White "Petersen, Finn"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "39"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Denmark"]
[BlackTeam "Finland"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "FIN"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 0-0 6. Bd3 Na6 7. e5 Nd7 8. Qe2 c5 9. d5 Nb4 10. e6 Nxd3+ 11. cxd3 fxe6 12. Ng5 Nf6 13. Nxe6 Bxe6 14. Qxe6+ Rf7 15. g4 Qc8 16. h3 Ne8 17. Qe4 Nf6 18. Qe6 Ne8 19. Qe4 Nf6 20. Qe6 1/2-1/2

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.13"]
[Round "9"]
[White "Sirkia, Mauri O"]
[Black "Potter, William"]
[Result "1-0"]
[ECO "A38"]
[PlyCount "79"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "British Virgin Islands"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "IVB"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c4 c5 5. 0-0 Nc6 6. Nc3 0-0 7. d3 Re8 8. Bg5 d6 9. Qd2 a6 10. h3 Be6 11. Bh6 Rb8 12. Bxg7 Kxg7 13. e4 Nd4 14. Nxd4 cxd4 15. Ne2 Qc8 16. Kh2 Qc5 17. b4 Qa7 18. Qb2 b5 19. cxb5 Rxb5 20. Nxd4 Rb6 21. a3 Bd7 22. Nb3 Reb8 23. Na5 Rb5 24. Qd2 Rh5 25. Kg1 Rc8 26. h4 e5 27. Nc4 Qd4 28. Qe3 Rxc4 29. dxc4 Qxc4 30. Rfc1 Qe6 31. Rd1 Bb5 32. a4 Bc6 33. b5 axb5 34. a5 g5 35. hxg5 Ng4 36. Qd2 Qg6 37. Qxd6 Qxg5 38. Qxc6 Rh2 39. Qc8 Qh5 40. Qxg4+ 1-0

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.12"]
[Round "8"]
[White "Uzman, Cavit"]
[Black "Sirkia, Mauri O"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "130"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Turkey"]
[BlackTeam "Finland"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "FIN"]

1. e4 g6 2. d4 Bg7 3. f4 d6 4. Nf3 Nf6 5. Bd3 0-0 6. e5 Nfd7 7. 0-0 c5 8. c3 cxd4 9. cxd4 dxe5 10. fxe5 Nb6 11. Nc3 Nc6 12. Be3 Nb4 13. Be4 N4d5 14. Bg5 f6 15. Bd2 Kh8 16. Qe1 Nxc3 17. bxc3 Nc4 18. exf6 exf6 19. Bf4 Re8 20. Qb1 Nd6 21. Bd3 b6 22. Qc2 Bb7 23. Rae1 Qd7 24. Bxd6 Qxd6 25. Be4 Bxe4 26. Rxe4 f5 27. Ng5 Qf6 28. Rxe8+ Rxe8 29. h4 h6 30. Nf3 Re4 31. g3 Qd6 32. Kf2 Bf6 33. Qd3 Qd5 34. Qd2 Kg7 35. Qc2 f4 36. gxf4 Rxf4 37. Ke3 Rg4 38. Qh2 Qe6+ 39. Ne5 Rxh4 40. Qg2 Bg5+ 41. Kd3 Rh3+ 42. Rf3 Qf5+ 43. Kc4 Rxf3 44. Qxf3 Qxf3 45. Nxf3 Bd8 46. Kd5 g5 47. Ne5 h5 48. Ke6 g4 49. d5 g3 50. Kf5 h4 51. Kg4 Bf6 52. Nf3 b5 53. Kh3 Kf7 54. Nd2 Bxc3 55. Ne4 Be5 56. Nc5 Kg6 57. Nd3 Kf5 58. Ne1 Bf6 59. Ng2 Ke4 60. d6 Kd5 61. Nxh4 Bxh4 62. Kxh4 Kxd6 63. Kxg3 Ke5 64. a3 Ke4 65. Kg4 a5 0-1

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.11"]
[Round "7"]
[White "Sirkia, Mauri O"]
[Black "Lombardy, William James"]
[Result "0-1"]
[ECO "E69"]
[PlyCount "96"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "United States"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 a5 10. Be3 a4 11. d5 cxd5 12. cxd5 Qa5 13. Rc1 Nb6 14. Qe2 Bd7 15. Nd2 Rfc8 16. f4 a3 17. b4 Qxb4 18. fxe5 dxe5 19. Rb1 Qxc3 20. Rxb6 Nh5 21. Qf2 Be8 22. Rxb7 Rab8 23. Rxb8 Rxb8 24. Nb3 Rxb3 25. axb3 a2 26. Qxa2 Qxe3+ 27. Qf2 Qxb3 28. Qf3 Qxf3 29. Rxf3 Bf8 30. Bf1 Bd6 31. Kg2 Nf6 32. Rb3 Kf8 33. Bd3 Nd7 34. Bc2 Nc5 35. Rb1 h5 36. g4 hxg4 37. hxg4 Bd7 38. Kg3 Bc7 39. Ra1 Kg7 40. Rf1 Bd6 41. Kh4 Be7+ 42. Kg3 Bg5 43. Kf3 Kf6 44. Ra1 Bd2 45. Rd1 Bc3 46. Rg1 Kg5 47. Rg3 Bd4 48. Rg2 Nb7 0-1

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.10"]
[Round "6"]
[White "Sirkia, Mauri O"]
[Black "Mondragon, Jose"]
[Result "1-0"]
[ECO "A55"]
[PlyCount "79"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Mexico"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "MEX"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. e4 Be7 6. Be2 0-0 7. 0-0 exd4 8. Nxd4 Nc5 9. f3 a5 10. Be3 c6 11. Qd2 Re8 12. Rad1 Qc7 13. Rfe1 Be6 14. Nxe6 Nxe6 15. f4 Nd7 16. Bf3 Nb6 17. b3 a4 18. Qf2 Nc5 19. Bxc5 dxc5 20. e5 axb3 21. axb3 Nd7 22. Ne4 Ra3 23. Bg4 Nf8 24. Rd3 Rea8 25. Rh3 Ra1 26. Rhe3 R8a2 27. Qf1 Qa5 28. f5 Bh4 29. g3 Bd8 30. f6 Qa3 31. fxg7 Kxg7 32. Nd6 f6 33. exf6+ Kg8 34. Be6+ Kh8 35. Nf7+ Kg8 36. Nxd8+ Kh8 37. Nf7+ Kg8 38. Ne5+ Nxe6 39. f7+ Kf8 40. Nd7+ 1-0

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.09"]
[Round "5"]
[White "Sirkia, Mauri O"]
[Black "Nobrega, Adaucto Wanderley"]
[Result "1-0"]
[ECO "D91"]
[PlyCount "75"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Brazil"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 Bg7 7. cxd5 Qxd5 8. e3 c5 9. Nf3 Nc6 10. Be2 0-0 11. 0-0 cxd4 12. cxd4 Bf5 13. Nd2 Qd7 14. Nb3 e5 15. g4 Be6 16. Nc5 Qd6 17. Nxb7 Qd5 18. dxe5 Nxe5 19. Nd6 Qa5 20. Ne4 f5 21. Qd6 fxe4 22. Qxe6+ Kh8 23. Rab1 Rae8 24. Qb3 h5 25. gxh5 Qd2 26. Qd1 Qxa2 27. Rb7 Qe6 28. Kh1 Qh3 29. Bg3 Nf3 30. hxg6 Rd8 31. Qc1 Rd2 32. Bxf3 exf3 33. Rg1 Rfd8 34. Rb8 Rxb8 35. Qxd2 Rf8 36. Qd6 Qf5 37. Qe7 a5 38. Qh4+ 1-0

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.08"]
[Round "4"]
[White "Nonaka"]
[Black "Sirkia, Mauri O"]
[Result "0-1"]
[ECO "E67"]
[PlyCount "70"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Japan"]
[BlackTeam "Finland"]
[WhiteTeamCountry "JPN"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nbd7 7. 0-0 e5 8. dxe5 dxe5 9. Qc2 c6 10. Rd1 Qe7 11. e4 Ne8 12. Re1 Nc7 13. Be3 Ne6 14. Rad1 a5 15. a3 Ndc5 16. Nd5 cxd5 17. cxd5 Nd4 18. Nxd4 exd4 19. Bxd4 Bxd4 20. Rxd4 b6 21. b4 axb4 22. axb4 Qe5 23. Rdd1 Na6 24. b5 Nc5 25. f4 Qh5 26. d6 Be6 27. Ra1 Rxa1 28. Rxa1 Nb3 29. Ra7 Nd4 30. Qd3 Nxb5 31. Ra1 Qc5+ 32. Kh1 Nxd6 33. e5 Nf5 34. Re1 h5 35. h3 Qf2 0-1

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.07"]
[Round "3"]
[White "Sirkia, Mauri O"]
[Black "Beyen, Roland"]
[Result "1/2-1/2"]
[ECO "C64"]
[PlyCount "45"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Belgium"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "BEL"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. 0-0 c6 10. Qb3 Qa5 11. Nc3 d5 12. Nxd5 Nxd5 13. Qxd5 Qxb5 14. Qxe4+ Be6 15. Rac1 0-0 16. Rc5 Bd5 17. Rxb5 Bxe4 18. Rxb7 Rfb8 19. Rxb8+ Rxb8 20. Nd2 Bd5 21. b3 Rb4 22. Nf3 Bxf3 23. gxf3 1/2-1/2

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.06"]
[Round "2"]
[White "Liebert, Heinz"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "A36"]
[PlyCount "58"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "German Dem Rep"]
[BlackTeam "Finland"]
[WhiteTeamCountry "DDR"]
[BlackTeamCountry "FIN"]

1. g3 Nf6 2. Bg2 g6 3. c4 Bg7 4. e4 d6 5. Nc3 0-0 6. Nge2 c5 7. 0-0 Nc6 8. d3 Bd7 9. Rb1 Rb8 10. h3 a6 11. a4 Ne8 12. Be3 Nc7 13. d4 cxd4 14. Nxd4 Nxd4 15. Bxd4 Bxd4 16. Qxd4 b5 17. axb5 axb5 18. cxb5 Nxb5 19. Nxb5 Rxb5 20. Rfc1 Qb8 21. b4 e5 22. Qd2 Rb6 23. h4 h5 24. Bf1 Qb7 25. Bd3 Rb8 26. b5 Bxb5 27. Bxb5 Rxb5 28. Rxb5 Qxb5 29. Qxd6 Re8 1/2-1/2

[Event "Olympiad-19 Preliminaries C"]
[Site "Siegen"]
[Date "1970.09.05"]
[Round "1"]
[White "Sirkia, Mauri O"]
[Black "Langeweg, Kick"]
[Result "0-1"]
[ECO "E56"]
[PlyCount "70"]
[EventDate "1970.09.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Netherlands"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 0-0 6. Bd3 d5 7. 0-0 dxc4 8. Bxc4 Nc6 9. a3 Ba5 10. Qd3 a6 11. Rd1 b5 12. Ba2 c4 13. Qe2 Qe8 14. e4 e5 15. d5 Nd4 16. Nxd4 exd4 17. Rxd4 Bb6 18. Be3 Ng4 19. f4 a5 20. a4 b4 21. Nb5 b3 22. Bb1 Nxe3 23. Qxe3 Ba6 24. Nd6 Qd7 25. e5 Qa7 26. Bxh7+ Kxh7 27. Qh3+ Kg8 28. Ne4 Bxd4+ 29. Kh1 f6 30. e6 Rad8 31. d6 Rfe8 32. d7 Re7 33. Rd1 Rexd7 34. exd7 Qxd7 35. Qg3 Qe7 0-1

[Event "WchT Students 17th final"]
[Site "Haifa"]
[Date "1970.08.17"]
[Round "9"]
[White "Sirkia, Mauri O"]
[Black "Wahlbom, Magnus"]
[Result "1/2-1/2"]
[ECO "E65"]
[PlyCount "24"]
[EventDate "1970.08.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "ISR"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "SWE"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. c4 c5 7. Nc3 Nc6 8. dxc5 dxc5 9. Be3 Qa5 10. Bd2 Qd8 11. Be3 Qa5 12. Bd2 Qd8 1/2-1/2

[Event "WchT Students 17th final"]
[Site "Haifa"]
[Date "1970.08.16"]
[Round "8"]
[White "Bleiman, Yaacov"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "E88"]
[PlyCount "71"]
[EventDate "1970.08.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "ISR"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Israel"]
[BlackTeam "Finland"]
[WhiteTeamCountry "ISR"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 c6 8. Bd3 cxd5 9. cxd5 Na6 10. Nge2 Nh5 11. g4 Nf4 12. Nxf4 exf4 13. Bf2 Nc5 14. Be2 Nd7 15. Qd2 Ne5 16. Rg1 b5 17. Nxb5 Ba6 18. a4 Qe7 19. Kf1 Rfc8 20. Kg2 h5 21. h3 Bh6 22. Nd4 Bxe2 23. Qxe2 hxg4 24. hxg4 Rc7 25. Rh1 Bg5 26. b4 Rac8 27. b5 Rc3 28. Nc6 Nxc6 29. bxc6 Bf6 30. Rab1 Ra3 31. Qa6 Re8 32. Qc4 Rc3 33. Qe2 Ra3 34. Rhc1 Rxa4 35. c7 Rc8 36. Rb8 1-0

[Event "WchT Students 17th final"]
[Site "Haifa"]
[Date "1970.08.11"]
[Round "5"]
[White "Sirkia, Mauri O"]
[Black "Basman, Michael J"]
[Result "0-1"]
[ECO "A56"]
[PlyCount "74"]
[EventDate "1970.08.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "ISR"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "England"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "ENG"]

1. d4 c5 2. d5 e5 3. c4 d6 4. e4 Nf6 5. Nc3 Be7 6. Bd3 0-0 7. Nge2 Kh8 8. f3 Ng8 9. Be3 Bg5 10. Qd2 Bxe3 11. Qxe3 a6 12. a3 Qh4+ 13. g3 Qe7 14. b4 Nd7 15. 0-0 Nh6 16. Na4 f6 17. Rab1 Rb8 18. bxc5 Nxc5 19. Nxc5 dxc5 20. Rb6 Qc7 21. Rfb1 Nf7 22. Nc3 Bd7 23. f4 Nd6 24. R6b2 Qa5 25. Nd1 Ba4 26. Nf2 Bd7 27. fxe5 fxe5 28. Qg5 Rbe8 29. Rb6 Rf6 30. R6b2 b5 31. Qe3 bxc4 32. Bf1 h6 33. Rb8 Rxb8 34. Rxb8+ Kh7 35. Rb1 Nb5 36. Qxc5 Qd2 37. Rd1 Qc2 0-1

[Event "WchT Students 17th final"]
[Site "Haifa"]
[Date "1970.08.10"]
[Round "4"]
[White "Rogoff, Kenneth"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "B08"]
[PlyCount "73"]
[EventDate "1970.08.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "ISR"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "United States of America"]
[BlackTeam "Finland"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "FIN"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 Nbd7 7. e5 Ne8 8. Bf4 c5 9. dxc5 Nxc5 10. Nd5 Ne6 11. Bg3 dxe5 12. Bxe5 Bxe5 13. Nxe5 N8c7 14. Ne3 Qd4 15. Qxd4 Nxd4 16. Bd1 f6 17. Nf3 Nf5 18. Nxf5 Bxf5 19. Nd4 Rad8 20. Nxf5 gxf5 21. Be2 e5 22. Rfd1 Kf7 23. Bd3 e4 24. Bc4+ Kg6 25. f4 exf3 26. gxf3 Kg5 27. Kf2 Kf4 28. c3 Rfe8 29. Bf7 Rf8 30. Bb3 Na6 31. Bd5 Nc7 32. Rd4+ Kg5 33. Rg1+ Kh5 34. Bf7+ Rxf7 35. Rxd8 Ne6 36. Rd5 Ng7 37. Rgd1 1-0

[Event "WchT Students 17th final"]
[Site "Haifa"]
[Date "1970.08.05"]
[Round "2"]
[White "Lombard, Andre"]
[Black "Sirkia, Mauri O"]
[Result "0-1"]
[ECO "A15"]
[PlyCount "60"]
[EventDate "1970.08.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "ISR"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Switzerland"]
[BlackTeam "Finland"]
[WhiteTeamCountry "SUI"]
[BlackTeamCountry "FIN"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 0-0 5. e3 d6 6. Be2 e5 7. d3 Ne8 8. Nc3 f5 9. Qb3 Be6 10. 0-0 g5 11. Rfe1 g4 12. Nd2 Nc6 13. Nd5 Qh4 14. b5 Bxd5 15. cxd5 Ne7 16. f3 gxf3 17. Nxf3 Qh6 18. Bf1 Nf6 19. Rac1 Rac8 20. Nxe5 dxe5 21. d6+ Ned5 22. d7 Rcd8 23. e4 Ng4 24. Qxd5+ Rf7 25. h3 Rdxd7 26. Qxb7 Qf4 27. hxg4 fxg4 28. Re2 g3 29. Qc8+ Bf8 30. Bxe5 Qxc1 0-1

[Event "WchT Students 17th final"]
[Site "Haifa"]
[Date "1970.08.04"]
[Round "1"]
[White "Sirkia, Mauri O"]
[Black "Liverios, Thisefs"]
[Result "1-0"]
[ECO "D36"]
[PlyCount "63"]
[EventDate "1970.08.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "ISR"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Greece"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "GRE"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 Nbd7 7. Qc2 c6 8. cxd5 exd5 9. Bd3 Re8 10. 0-0 Nf8 11. Ne5 Ng4 12. Bf4 Bd6 13. Nf3 Bxf4 14. exf4 Qf6 15. g3 Nh6 16. b4 Bf5 17. b5 Ne6 18. Rac1 Bg4 19. Ne5 Nxd4 20. Bxh7+ Kh8 21. Qd3 Bh3 22. Rfd1 Ne6 23. bxc6 bxc6 24. Nxc6 g6 25. Nxd5 Qg7 26. Bxg6 Qxg6 27. Qc3+ Qg7 28. Qa5 Nf5 29. Ne3 Nxf4 30. Nxf5 Ne2+ 31. Kh1 Nxc1 32. Nxg7 1-0

[Event "WchT Students 16th final B"]
[Site "Dresden"]
[Date "1969.08.15"]
[Round "8.2"]
[White "Sirkia, Mauri O"]
[Black "Angantysson, Haukur"]
[Result "1/2-1/2"]
[ECO "A86"]
[PlyCount "64"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Iceland"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "ISL"]

1. d4 f5 2. g3 g6 3. Bg2 Bg7 4. Nh3 Nf6 5. 0-0 0-0 6. c4 d6 7. Nc3 c6 8. d5 cxd5 9. cxd5 Na6 10. Be3 Bd7 11. Nf4 Nc7 12. Rc1 g5 13. Ne6 Nxe6 14. dxe6 Bxe6 15. Bxb7 Rb8 16. Bg2 Qa5 17. Qd2 h6 18. b3 Rfc8 19. Bd4 Bf7 20. Ne4 Qxd2 21. Nxd2 d5 22. Bxa7 Ra8 23. Rxc8+ Rxc8 24. a4 Nd7 25. f4 Rc7 26. Bf2 d4 27. Rb1 Rc2 28. Nf3 Nc5 29. Nxd4 Bxd4 30. Bxd4 Nxb3 31. Bf2 gxf4 32. gxf4 Rc4 1/2-1/2

[Event "WchT Students 16th final B"]
[Site "Dresden"]
[Date "1969.08.13"]
[Round "6.2"]
[White "Sirkia, Mauri O"]
[Black "Pountzas, Hrisanthos"]
[Result "1-0"]
[ECO "E69"]
[PlyCount "59"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Greece"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "GRE"]

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. h3 h6 10. Be3 Kh7 11. Qc2 Qe7 12. d5 c5 13. a3 Nh5 14. Rfe1 g5 15. b4 b6 16. Nd2 Kh8 17. Nb3 Ndf6 18. Rab1 g4 19. h4 Ne8 20. bxc5 bxc5 21. Na5 f5 22. exf5 Bxf5 23. Be4 Bxe4 24. Nxe4 Rf3 25. Nd2 Rf7 26. Qg6 Nhf6 27. Rb7 Nc7 28. Reb1 Qf8 29. Nc6 Nfe8 30. Ne4 1-0

[Event "WchT Students 16th final B"]
[Site "Dresden"]
[Date "1969.08.12"]
[Round "5.2"]
[White "Sirkia, Mauri O"]
[Black "Lebredo Zaragoitia, Gerardo"]
[Result "1/2-1/2"]
[ECO "A05"]
[PlyCount "44"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Cuba"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "CUB"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. a4 b4 5. c4 e6 6. 0-0 Be7 7. d3 0-0 8. e4 d6 9. Ne1 Nfd7 10. f4 c5 11. Nd2 Nc6 12. Nb3 Bf6 13. Nf3 e5 14. f5 Nd4 15. g4 Nxf3+ 16. Qxf3 Bg5 17. Qg3 Bh4 18. Qh3 Bg5 19. Nd2 Nb8 20. Nf3 Bxc1 21. Raxc1 Nc6 22. g5 f6 1/2-1/2

[Event "WchT Students 16th final B"]
[Site "Dresden"]
[Date "1969.08.10"]
[Round "3.2"]
[White "Sirkia, Mauri O"]
[Black "Wahlbom, Magnus"]
[Result "1-0"]
[ECO "A73"]
[PlyCount "57"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Sweden"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "SWE"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. e4 Bg7 8. Be2 0-0 9. 0-0 Bg4 10. Bf4 Re8 11. h3 Nxe4 12. hxg4 Bxc3 13. Bb5 Bxb2 14. Bxe8 Qxe8 15. Re1 f5 16. gxf5 gxf5 17. Ng5 Bxa1 18. Qxa1 Qg6 19. Nxe4 fxe4 20. Re3 Kf7 21. Qh8 Qg8 22. Qb2 Nd7 23. Rg3 Qh8 24. Qxb7 Qc8 25. Qb1 Nf6 26. Bh6 Rb8 27. Rg7+ Ke8 28. Qa1 Qf5 29. Rg5 1-0

[Event "WchT Students 16th final B"]
[Site "Dresden"]
[Date "1969.08.09"]
[Round "2.2"]
[White "Albert, Amadeo"]
[Black "Sirkia, Mauri O"]
[Result "0-1"]
[ECO "C93"]
[PlyCount "78"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Philippines"]
[BlackTeam "Finland"]
[WhiteTeamCountry "PHI"]
[BlackTeamCountry "FIN"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d6 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bd7 13. Ng3 Na5 14. Bc2 c5 15. d5 g6 16. Qd3 Bg7 17. b3 Qc7 18. Bd2 Nb7 19. b4 a5 20. a3 Rec8 21. Rec1 Ra7 22. Be3 Rca8 23. Bd1 Kh7 24. Qd2 axb4 25. cxb4 Rxa3 26. Rxa3 Rxa3 27. Qb2 Ra8 28. bxc5 Nxc5 29. Bxc5 dxc5 30. Qxe5 Qxe5 31. Nxe5 Be8 32. f4 c4 33. Kf2 Nd7 34. Nf3 Nc5 35. Be2 Ra2 36. Ke3 Nb3 37. Rb1 Bf8 38. e5 Bc5+ 39. Ke4 Bf2 0-1

[Event "WchT Students 16th final B"]
[Site "Dresden"]
[Date "1969.08.08"]
[Round "1.2"]
[White "Sirkia, Mauri O"]
[Black "Wibe, Terje Paul"]
[Result "1-0"]
[ECO "B06"]
[PlyCount "59"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Norway"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "NOR"]

1. d4 g6 2. e4 Bg7 3. c3 b6 4. Nf3 e6 5. Bg5 Ne7 6. Bd3 h6 7. Bf4 d6 8. 0-0 Bb7 9. Qe2 a6 10. Rd1 Nd7 11. Nbd2 Nf8 12. a4 g5 13. Bg3 Nfg6 14. e5 d5 15. h4 c5 16. hxg5 c4 17. Bc2 Qc7 18. b3 cxb3 19. Nxb3 hxg5 20. a5 b5 21. Nxg5 Rh6 22. Nc5 Bc8 23. Qf3 Nc6 24. c4 bxc4 25. Ba4 Nh8 26. Rab1 Kf8 27. Rb7 Nxd4 28. Rxc7 Nxf3+ 29. Nxf3 Rb8 30. Bd7 1-0

[Event "WchT Students 16th Group5"]
[Site "Dresden"]
[Date "1969.08.06"]
[Round "5.2"]
[White "Petkov, Ivan"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "74"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DDR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Bulgaria"]
[BlackTeam "Finland"]
[WhiteTeamCountry "BUL"]
[BlackTeamCountry "FIN"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 c6 6. f4 h6 7. Bh4 Qa5 8. Nf3 Nbd7 9. e5 dxe5 10. fxe5 Nd5 11. Ne4 Qxd2+ 12. Kxd2 f6 13. c4 Nc7 14. exf6 Nxf6 15. Bd3 g5 16. Bg3 Ne6 17. Rae1 0-0 18. Nxf6+ Bxf6 19. Re4 Ng7 20. Be5 Bf5 21. Bxf6 exf6 22. Re7 Rf7 23. Rhe1 Rd8 24. Kc3 Kf8 25. Rxf7+ Kxf7 26. Bxf5 Nxf5 27. g4 Ng7 28. b4 h5 29. h3 Ne6 30. gxh5 Nf4 31. h4 gxh4 32. Nxh4 Nxh5 33. Nf5 Rd7 34. a4 Nf4 35. Re4 Ng6 36. Nh6+ Kg7 37. Nf5+ Kf7 1/2-1/2

[Event "WchT Students 16th Group5"]
[Site "Dresden"]
[Date "1969.08.04"]
[Round "4.1"]
[White "Belliard Alonzo, Luis Manuel"]
[Black "Sirkia, Mauri O"]
[Result "0-1"]
[ECO "B03"]
[PlyCount "82"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DDR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Dominican Rep"]
[BlackTeam "Finland"]
[WhiteTeamCountry "DOM"]
[BlackTeamCountry "FIN"]

1. e4 d6 2. d4 g6 3. f4 Bg7 4. Nf3 Nf6 5. e5 Nfd7 6. Bc4 Nb6 7. Bb3 0-0 8. 0-0 c5 9. c3 cxd4 10. cxd4 d5 11. Nc3 Nc6 12. Be3 a6 13. Qe2 Bf5 14. Rfc1 Na5 15. Nd2 f6 16. Bf2 Kh8 17. Re1 fxe5 18. fxe5 Rc8 19. Nf1 Be6 20. Ne3 Qd7 21. h4 Nc6 22. Rad1 Rf4 23. Nc2 Bh6 24. Be3 Rxh4 25. Bxh6 Rxh6 26. Rf1 Rh5 27. Ne1 Bg4 28. Nf3 Na5 29. Rf2 Nbc4 30. Na4 e6 31. Rd3 Qg7 32. Rf1 Qh6 33. Bxc4 dxc4 34. Rc3 Rf8 35. Qe1 b5 36. Nc5 b4 37. Re3 Rh1+ 38. Kf2 Rxf1+ 39. Qxf1 Bxf3 40. gxf3 Qh4+ 41. Ke2 Qxd4 0-1

[Event "WchT Students 16th Group5"]
[Site "Dresden"]
[Date "1969.08.03"]
[Round "3.1"]
[White "Sirkia, Mauri O"]
[Black "Mertens, Paul"]
[Result "1-0"]
[ECO "E74"]
[PlyCount "125"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DDR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Belgium"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "BEL"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 a6 8. a4 e6 9. Nf3 exd5 10. exd5 h6 11. Bf4 Nh5 12. Be3 Re8 13. 0-0 Nd7 14. Qd2 Kh7 15. Rae1 Ndf6 16. h3 Ng8 17. g4 Nhf6 18. Bd3 Bd7 19. Bf4 Qc7 20. Rb1 b6 21. b4 Reb8 22. b5 a5 23. Ne1 Re8 24. Ng2 Rad8 25. f3 Bc8 26. Bg3 Re7 27. Nf4 Nd7 28. h4 Ne5 29. h5 Nxd3 30. hxg6+ fxg6 31. Qxd3 Bxc3 32. Qxc3 Rde8 33. Qc2 Rg7 34. Rbe1 Nf6 35. Bh4 Rxe1 36. Bxe1 Qf7 37. Bc3 Rg8 38. Qd2 Re8 39. Bb2 Kg7 40. Qc3 Qe7 41. Kg2 Qe5 42. Qxe5 dxe5 43. Nd3 Bxg4 44. fxg4 Nxg4 45. Re1 Kf6 46. Nf2 Nxf2 47. Kxf2 Kf5 48. Ke3 g5 49. Rh1 Kg6 50. Ke4 h5 51. d6 h4 52. d7 Rd8 53. Rd1 Kf6 54. Bxe5+ Ke7 55. Bc7 Rxd7 56. Rxd7+ Kxd7 57. Bxb6 h3 58. Kf3 g4+ 59. Kg3 Kc8 60. Bxa5 Kb7 61. Bd8 Ka7 62. a5 Kb7 63. Be7 1-0

[Event "WchT Students 16th Group5"]
[Site "Dresden"]
[Date "1969.08.02"]
[Round "2.1"]
[White "Martinovic, Slobodan"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "53"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DDR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Yugoslavia"]
[BlackTeam "Finland"]
[WhiteTeamCountry "YUG"]
[BlackTeamCountry "FIN"]

1. e4 d6 2. d4 g6 3. c3 Bg7 4. f4 Nf6 5. Bd3 0-0 6. Nf3 c5 7. dxc5 dxc5 8. e5 Nd5 9. Be4 Nb6 10. Qe2 Nc6 11. 0-0 Be6 12. Na3 Qc8 13. Rd1 f5 14. Bc2 h6 15. Nh4 Qe8 16. g4 Rd8 17. Rxd8 Nxd8 18. Qb5 Nc6 19. Qxc5 g5 20. Bxf5 Qd7 21. Bxe6+ Qxe6 22. Nf5 gxf4 23. Bxf4 Qg6 24. Qxc6 Qxg4+ 25. Qg2 Qxg2+ 26. Kxg2 Rxf5 27. Bg3 1/2-1/2

[Event "WchT Students 16th Group5"]
[Site "Dresden"]
[Date "1969.08.01"]
[Round "1.1"]
[White "Sirkia, Mauri O"]
[Black "Holaszek, Hans"]
[Result "1/2-1/2"]
[ECO "E74"]
[PlyCount "81"]
[EventDate "1969.08.01"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "DDR"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Austria"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "AUT"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Be2 d6 6. Bg5 c5 7. d5 h6 8. Bf4 a6 9. a4 Qa5 10. Qd2 Nbd7 11. Nf3 b5 12. cxb5 g5 13. Be3 axb5 14. Bxb5 Nxe4 15. Nxe4 Qxb5 16. axb5 Rxa1+ 17. Ke2 Rxh1 18. Qc2 Ra1 19. Ng3 Nf6 20. Nf5 Bxf5 21. Qxf5 Ra2 22. Bc1 Ra4 23. Bd2 Rb8 24. Bc3 Re4+ 25. Kd1 Rf4 26. Qd3 c4 27. Qe2 Rxb5 28. Qxe7 Bf8 29. Qe2 Rxd5+ 30. Kc1 Ne4 31. Bd4 Nc5 32. Bxc5 Rxc5 33. g3 Rff5 34. h4 c3 35. b4 Rc7 36. Qe4 Rb5 37. hxg5 c2 38. g6 fxg6 39. Qxg6+ Bg7 40. Qe8+ Kh7 41. Qe4+ 1/2-1/2

[Event "WchT Students 15th final B"]
[Site "Ybbs"]
[Date "1968.07.28"]
[Round "9.1"]
[White "Glauser, Hansruedi"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "C88"]
[PlyCount "38"]
[EventDate "1968.07.19"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Switzerland"]
[BlackTeam "Finland"]
[WhiteTeamCountry "SUI"]
[BlackTeamCountry "FIN"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. a4 Bb7 9. d3 d6 10. Bd2 Qd7 11. Nc3 Nd8 12. axb5 axb5 13. Rxa8 Bxa8 14. d4 exd4 15. Nxd4 c6 16. Nf5 Re8 17. Qf3 c5 18. Nd5 Nxd5 19. Qg4 Ne6 1-0

[Event "WchT Students 15th final B"]
[Site "Ybbs"]
[Date "1968.07.26"]
[Round "8.1"]
[White "Sirkia, Mauri O"]
[Black "Vinje Gulbrandsen, Arne"]
[Result "0-1"]
[ECO "E62"]
[PlyCount "77"]
[EventDate "1968.07.19"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Norway"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "NOR"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. Bg2 0-0 6. Nf3 Nc6 7. 0-0 e5 8. d5 Ne7 9. e4 Ne8 10. b4 h6 11. Bb2 f5 12. exf5 gxf5 13. Ne1 f4 14. Ne4 Nf6 15. Nd3 Bf5 16. f3 fxg3 17. Nxg3 Qd7 18. f4 e4 19. Nf2 Ng6 20. Nxf5 Qxf5 21. Bh3 Qxf4 22. Be6+ Kh8 23. Nh3 Qh4 24. Qd2 Ng4 25. Nf4 Qg5 26. Nxg6+ Qxg6 27. Bxg7+ Qxg7 28. Bxg4 Qxg4+ 29. Kh1 Kh7 30. Rae1 Rxf1+ 31. Rxf1 Rg8 32. Rf7+ Rg7 33. Rxg7+ Kxg7 34. Qd4+ Kg6 35. Qh8 Qf3+ 36. Kg1 e3 37. Qe8+ Kg5 38. h4+ Kxh4 39. Qe7+ 0-1

[Event "WchT Students 15th final B"]
[Site "Ybbs"]
[Date "1968.07.25"]
[Round "7.1"]
[White "Holaszek, Hans"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "C91"]
[PlyCount "54"]
[EventDate "1968.07.19"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Austria"]
[BlackTeam "Finland"]
[WhiteTeamCountry "AUT"]
[BlackTeamCountry "FIN"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. d4 d6 9. c3 Bg4 10. d5 Na5 11. Bc2 c6 12. h3 Bc8 13. dxc6 Qc7 14. Nbd2 Qxc6 15. Nf1 Bd7 16. Ng3 Rac8 17. Nh4 g6 18. Bh6 Rfe8 19. Qf3 Nc4 20. Ngf5 gxf5 21. Qg3+ Ng4 22. Nxf5 Bxf5 23. exf5 Kh8 24. hxg4 Nxb2 25. f6 Bxf6 26. Bf5 Rg8 27. Qh3 Rg6 1-0

[Event "WchT Students 15th final B"]
[Site "Ybbs"]
[Date "1968.07.24"]
[Round "6.1"]
[White "Sirkia, Mauri O"]
[Black "Keogh, Eamon"]
[Result "1-0"]
[ECO "D91"]
[PlyCount "55"]
[EventDate "1968.07.19"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Ireland"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "IRL"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 c6 6. e3 0-0 7. Bd3 dxc4 8. Bxc4 Nbd7 9. 0-0 a6 10. Qe2 b5 11. Bb3 Bb7 12. Rfd1 e6 13. e4 Qb6 14. Rac1 Rfe8 15. e5 Nd5 16. Ne4 Bf8 17. Qd2 c5 18. dxc5 Nxc5 19. Rxc5 Bxc5 20. Bxd5 Bxd5 21. Nf6+ Kh8 22. Nd7 Bxf2+ 23. Kh1 Be3 24. Bxe3 Qb7 25. Nc5 Qe7 26. Qf2 f5 27. exf6 Qxf6 28. Rxd5 1-0

[Event "WchT Students 15th final B"]
[Site "Ybbs"]
[Date "1968.07.23"]
[Round "5.2"]
[White "Levy, David Neil Lawrence"]
[Black "Sirkia, Mauri O"]
[Result "0-1"]
[ECO "C84"]
[PlyCount "80"]
[EventDate "1968.07.19"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Scotland"]
[BlackTeam "Finland"]
[WhiteTeamCountry "SCO"]
[BlackTeamCountry "FIN"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. d4 d6 8. dxe5 dxe5 9. Qe2 Bg4 10. c3 0-0 11. Bg5 Na5 12. Bc2 Nd7 13. Be3 Nc4 14. Bc1 c5 15. b3 Na5 16. Be3 Qc7 17. h3 Bh5 18. g4 Bg6 19. Rd1 b4 20. c4 Nc6 21. Nbd2 Nd4 22. Bxd4 cxd4 23. Ne1 Nc5 24. Nd3 a5 25. Nxc5 Qxc5 26. Nf3 Rfc8 27. Ne1 Qc6 28. Nd3 Qxe4 29. Qf1 Qb7 30. Rac1 e4 31. Nf4 d3 32. Nxg6 hxg6 33. Bxd3 exd3 34. Rxd3 Rd8 35. Rcd1 Rxd3 36. Rxd3 Bc5 37. Qd1 Qe7 38. Rd7 Qf6 39. Qd2 Re8 40. Kg2 Kh7 0-1

[Event "WchT Students 15th final B"]
[Site "Ybbs"]
[Date "1968.07.21"]
[Round "3.2"]
[White "Whiteley, Andrew Jonathan"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "E69"]
[PlyCount "76"]
[EventDate "1968.07.19"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "England"]
[BlackTeam "Finland"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Qe7 10. Re1 a5 11. Be3 Re8 12. Qd2 Nf8 13. Kh2 N6d7 14. Rad1 f5 15. exf5 gxf5 16. Bg5 Bf6 17. Bxf6 Qxf6 18. d5 c5 19. Nb5 Re7 20. Qg5+ Qxg5 21. Nxg5 Ra6 22. g4 h6 23. Ne6 fxg4 24. Nec7 Rb6 25. Na7 Rxb2 26. Nxc8 Rf7 27. Rf1 gxh3 28. Kxh3 Rfxf2 29. Rxf2 Rxf2 30. Nxd6 Rxa2 31. Be4 Nh7 32. Ne6 Ng5+ 33. Nxg5 hxg5 34. Nxb7 Kf7 35. Bf5 Ra3+ 36. Kg4 Nb6 37. d6 Ra4 38. Kxg5 Rxc4 1-0

[Event "WchT Students 15th final B"]
[Site "Ybbs"]
[Date "1968.07.20"]
[Round "2.2"]
[White "Sirkia, Mauri O"]
[Black "De Saboya E Silva, Jose Frederic"]
[Result "1-0"]
[ECO "D59"]
[PlyCount "81"]
[EventDate "1968.07.19"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Brazil"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "BRA"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 0-0 6. e3 h6 7. Bh4 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Be2 Bb7 11. 0-0 c5 12. Rc1 Rc8 13. Qa4 Nd7 14. Ba6 N7f6 15. Nxd5 exd5 16. Ne5 Rab8 17. Bd3 a6 18. Bf5 Rc7 19. f4 b5 20. Qa5 c4 21. Qe1 Bc8 22. Bb1 b4 23. f5 a5 24. Qg3 c3 25. b3 Ba6 26. Rf3 Rbc8 27. Bc2 Ne4 28. Bxe4 dxe4 29. f6 Qf8 30. Rf4 Bd3 31. fxg7 Qd6 32. Qh3 Kxg7 33. Qg3+ Kh8 34. Rxf7 Rg8 35. Qf4 Rg7 36. Rf8+ Kh7 37. Rf6 Qe7 38. Qxh6+ Kg8 39. Qf4 c2 40. Ng6 Rxg6 41. Rxg6+ 1-0

[Event "WchT Students 15th Group3"]
[Site "Ybbs"]
[Date "1968.07.17"]
[Round "4.2"]
[White "Sirkia, Mauri O"]
[Black "Eichhorn, Ernst2222"]
[Result "0-1"]
[ECO "D25"]
[PlyCount "51"]
[EventDate "1968.07.14"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "AUT"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Switzerland"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "SUI"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. Nbd2 Nbd7 7. 0-0 Be7 8. a3 a5 9. b3 0-0 10. Bb2 c5 11. Be2 Rc8 12. Rc1 Nd5 13. Ne5 Bxe2 14. Qxe2 cxd4 15. exd4 Nxe5 16. Qxe5 Rxc1 17. Rxc1 Bg5 18. Rc2 Bxd2 19. Rxd2 Qb6 20. Qg3 Qc6 21. h4 Rc8 22. Qe5 h6 23. f4 Nf6 24. f5 exf5 25. d5 Qc1+ 26. Bxc1 0-1

[Event "WchT Students 15th Group3"]
[Site "Ybbs"]
[Date "1968.07.15"]
[Round "2.2"]
[White "Sirkia, Mauri O"]
[Black "Mertens, Paul"]
[Result "1/2-1/2"]
[ECO "E95"]
[PlyCount "131"]
[EventDate "1968.07.14"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "AUT"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Belgium"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "BEL"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. e4 g6 6. Be2 Bg7 7. 0-0 0-0 8. Re1 c6 9. Bf1 Qb6 10. Rb1 Re8 11. d5 cxd5 12. cxd5 a5 13. Nd2 Nc5 14. Nc4 Qd8 15. a3 a4 16. f3 Re7 17. Be3 Ne8 18. b4 axb3 19. Bxc5 dxc5 20. Qxb3 Nd6 21. Nxd6 Qxd6 22. Bc4 Bh6 23. Nb5 Qf6 24. d6 Rd7 25. Rbd1 Bf8 26. Nc7 Ra5 27. Qb6 Rxa3 28. Qxc5 Bxd6 29. Qb6 Qe7 30. Rxd6 Qxd6 31. Qxd6 Rxd6 32. Nb5 Raa6 33. Nxd6 Rxd6 34. Ra1 Bd7 35. Bd5 Ra6 36. Rc1 b5 37. Rc7 Rd6 38. Rb7 Kf8 39. Kf2 Ke7 40. Rb8 Ra6 41. Rb7 f6 42. g4 Kd6 43. Rb8 Kc5 44. Rf8 Kd4 45. Rd8 Rd6 46. Be6 Rxe6 47. Rxd7+ Kc3 48. Rc7+ Kb3 49. Rxh7 b4 50. h4 Rc6 51. Rb7 Rc8 52. Kg3 Kc3 53. h5 gxh5 54. gxh5 b3 55. Kg4 b2 56. Kf5 Kc2 57. Kxf6 Rf8+ 58. Kxe5 Rxf3 59. Rxb2+ Kxb2 60. Kd6 Kc3 61. e5 Kd4 62. e6 Rf6 63. Kd7 Ke5 64. e7 Rf7 65. Kd8 Rxe7 66. Kxe7 1/2-1/2

[Event "WchT Students 15th Group3"]
[Site "Ybbs"]
[Date "1968.07.14"]
[Round "1.2"]
[White "Mestrovic, Zvonimir"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "B07"]
[PlyCount "143"]
[EventDate "1968.07.14"]
[EventType "team-tourn"]
[EventRounds "5"]
[EventCountry "AUT"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Yugoslavia"]
[BlackTeam "Finland"]
[WhiteTeamCountry "YUG"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Be2 Bg7 5. h4 h5 6. Bg5 c5 7. d5 a6 8. a4 Nbd7 9. Nf3 Ng4 10. Nd2 Nde5 11. f3 Nh6 12. Nf1 Rb8 13. Ne3 Qc7 14. Bf4 Bd7 15. Qd2 f5 16. 0-0 0-0 17. Bg5 Rbe8 18. Nc4 Nxc4 19. Bxc4 Nf7 20. Rfe1 Nxg5 21. hxg5 Kh7 22. exf5 Bxf5 23. Ne4 Bxb2 24. Rab1 Be5 25. a5 Rf7 26. Rb6 Ref8 27. f4 Bd4+ 28. Kh1 Qd7 29. c3 Bg7 30. Bd3 c4 31. Bc2 Bxe4 32. Rxe4 Qg4 33. f5 Qxf5 34. Re6 Qf1+ 35. Kh2 Be5+ 36. Rxe5 dxe5 37. Bxg6+ Kg7 38. Bxf7 Rxf7 39. Qe3 Qf5 40. Re6 Qf4+ 41. Qxf4 exf4 42. Rb6 Rf5 43. Rxb7 Kf8 44. Rc7 Rxd5 45. Rxc4 Rxg5 46. Rxf4+ Kg7 47. Ra4 Rc5 48. Ra3 Kf6 49. Kg3 Ke5 50. Ra2 Kd5 51. Re2 Kd6 52. Rd2+ Kc6 53. Re2 Kd7 54. Rd2+ Ke6 55. Re2+ Kf6 56. Rf2+ Kg6 57. Rb2 Rxa5 58. Rb6+ Kf7 59. Kf4 e6 60. c4 Rc5 61. Rxa6 Rxc4+ 62. Kf3 Kf6 63. Ra5 e5 64. Ra8 Rc3+ 65. Ke4 Rc4+ 66. Kf3 Rf4+ 67. Ke3 Rb4 68. Rf8+ Kg5 69. Rg8+ Kf5 70. Rf8+ Kg5 71. Rg8+ Kf5 72. Rf8+ 1/2-1/2

[Event "Riga Junior International"]
[Site "Riga"]
[Date "1967.05.??"]
[Round "?"]
[White "Ghizdavu, Dumitru"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "C84"]
[PlyCount "58"]
[EventDate "1967.05.22"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "LAT"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Re1 d6 8. e5 dxe5 9. Nxe5 Bd7 10. Nxc6 Bxc6 11. Bxc6+ bxc6 12. Qe2 Qd7 13. Bd2 Kf8 14. Na3 Bxa3 15. bxa3 c5 16. Rab1 Qd6 17. Qf3 Re8 18. Rxe8+ Nxe8 19. Rb8 f6 20. h4 Kf7 21. Bf4 Qe6 22. Qh5+ g6 23. Qxc5 Rf8 24. Bxc7 Qe1+ 25. Kh2 Qxf2 26. Bg3 Qe3 27. Rb7+ Kg8 28. Qd5+ Kh8 29. Qd7 Qh6 1-0

[Event "Riga Junior International"]
[Site "Riga"]
[Date "1967.05.??"]
[Round "?"]
[White "Kende, Gyorgy"]
[Black "Sirkia, Mauri O"]
[Result "1/2-1/2"]
[ECO "A69"]
[PlyCount "46"]
[EventDate "1967.05.22"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "LAT"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. f4 c5 7. d5 e6 8. Nf3 exd5 9. cxd5 Re8 10. e5 dxe5 11. fxe5 Ng4 12. 0-0 Nxe5 13. Bf4 Nbd7 14. d6 Qb6 15. Nxe5 Qxb2 16. Na4 Qb4 17. Rb1 Qd4+ 18. Qxd4 cxd4 19. Nxd7 Rxe2 20. Ndc5 b6 21. d7 Bxd7 22. Nxd7 Rd8 23. Rfe1 d3 1/2-1/2

[Event "Riga Junior International"]
[Site "Riga"]
[Date "1967.05.??"]
[Round "?"]
[White "Kupreichik, Viktor D"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "B43"]
[PlyCount "57"]
[EventDate "1967.05.22"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "LAT"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. a3 b5 8. f4 d6 9. 0-0 Bb7 10. Bd3 Nbd7 11. Qf3 Be7 12. Be3 0-0 13. Rae1 Nc5 14. g4 d5 15. e5 Nfe4 16. Nce2 f6 17. exf6 Rxf6 18. Qh3 Rh6 19. Qg2 Bd6 20. b4 Nxd3 21. cxd3 Ng5 22. Rc1 Nh3+ 23. Kh1 Qe7 24. g5 Rh4 25. Qg3 Rh5 26. Qg4 g6 27. Ng3 e5 28. Nxh5 gxh5 29. Qxh3 1-0

[Event "Riga Junior International"]
[Site "Riga"]
[Date "1967.05.??"]
[Round "?"]
[White "Sirkia, Mauri O"]
[Black "Balashov, Yuri S"]
[Result "0-1"]
[ECO "E77"]
[PlyCount "156"]
[EventDate "1967.05.22"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "LAT"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[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 Bf5 10. 0-0 Ne4 11. Nxe4 Bxe4 12. Bd3 Qe8 13. Ng5 Bxd3 14. Qxd3 h6 15. Ne4 Qe7 16. f5 Re8 17. fxg6 fxg6 18. Nf6+ Bxf6 19. Qxg6+ Bg7 20. Bg5 hxg5 21. Rae1 Qxe1 22. Qf7+ Kh7 23. Qh5+ Bh6 24. Qf7+ Kh8 25. Rxe1 Rxe1+ 26. Kf2 Nd7 27. Kxe1 Ne5 28. Qf6+ Kh7 29. Qe7+ Bg7 30. b3 Rf8 31. Qxd6 g4 32. Qe7 Rf4 33. Qg5 Bf6 34. Qh5+ Kg7 35. Qe8 Re4+ 36. Kd1 Rd4+ 37. Ke2 Nd3 38. Qd7+ Kg6 39. Qe8+ Kg7 40. Qd7+ Kh6 41. Qf7 Nf4+ 42. Kf2 Kg5 43. Qg8+ Ng6 44. Ke2 Re4+ 45. Kd2 Rf4 46. Ke2 Kh6 47. Qc8 Re4+ 48. Kd3 Rd4+ 49. Ke2 b6 50. Qd7 Kg5 51. g3 Re4+ 52. Kd1 Re7 53. Qc8 Rh7 54. d6 Rxh2 55. d7 Rh8 56. Qe8 Kh6 57. Kc2 Rf8 58. Qe6 Kg7 59. Qxg4 Rd8 60. Qf5 Nf8 61. g4 Rxd7 62. g5 Bd4 63. Qh3 Kg8 64. Qf5 Rf7 65. Qd5 Kg7 66. a3 Ng6 67. b4 Ne5 68. Qe6 Ng6 69. Qd5 Ne7 70. Qe6 Rf2+ 71. Kb3 Rf3+ 72. Ka4 Re3 73. Qh6+ Kf7 74. Qd6 Nf5 75. Qd7+ Kg6 76. Qxa7 cxb4 77. Kxb4 Bc5+ 78. Kb5 Nd4+ 0-1

[Event "Riga Junior International"]
[Site "Riga"]
[Date "1967.05.??"]
[Round "?"]
[White "Sirkia, Mauri O"]
[Black "Grigorian, Karen Ashotovich"]
[Result "0-1"]
[ECO "A57"]
[PlyCount "51"]
[EventDate "1967.05.22"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "LAT"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 e6 5. Nc3 exd5 6. Nxd5 Bb7 7. Bg5 Bxd5 8. Bxf6 Qxf6 9. Qxd5 Qxb2 10. Rd1 Qc3+ 11. Qd2 Qxd2+ 12. Rxd2 a6 13. e4 c4 14. Rd5 axb5 15. Rxb5 c3 16. Bc4 Nc6 17. Ne2 Rc8 18. 0-0 Na7 19. Rb7 Rxc4 20. Rxa7 c2 21. Ra8+ Ke7 22. Rc1 g6 23. Nf4 Bh6 24. Nd5+ Kd6 25. Nb6 Rd4 26. e5+ 0-1

[Event "WchT Students 13th final A"]
[Site "Oerebro"]
[Date "1966.08.10"]
[Round "8"]
[White "Marangunic, Srdjan"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "A24"]
[PlyCount "66"]
[EventDate "1966.08.03"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Yugoslavia"]
[BlackTeam "Finland"]
[WhiteTeamCountry "YUG"]
[BlackTeamCountry "FIN"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 c6 7. d3 e5 8. Rb1 Nbd7 9. b4 Re8 10. Nd2 Nf8 11. b5 Bd7 12. Ba3 Qc7 13. e3 Ne6 14. Nde4 Nxe4 15. Nxe4 c5 16. Nc3 Qc8 17. Bc1 Ng5 18. h4 Ne6 19. a4 Rb8 20. a5 f5 21. Nd5 Kh8 22. Bd2 Nc7 23. b6 Nxd5 24. bxa7 Ra8 25. Bxd5 Rxa7 26. Rb6 Qc7 27. Qb3 Bc8 28. Rb1 Re7 29. Qb5 Bf6 30. Bc3 Qd8 31. Qb2 Rc7 32. f4 Qe7 33. fxe5 Bxe5 1-0

[Event "WchT Students 13th final A"]
[Site "Oerebro"]
[Date "1966.08.09"]
[Round "7"]
[White "Sirkia, Mauri O"]
[Black "Keene, Raymond"]
[Result "0-1"]
[ECO "A67"]
[PlyCount "65"]
[EventDate "1966.08.03"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "England"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "ENG"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. Bd3 a6 10. a4 Qc7 11. Nf3 c4 12. Bc2 0-0 13. Be3 Nc5 14. 0-0 Bg4 15. Bd4 Bh6 16. Qe1 Bxf3 17. Rxf3 Nbd7 18. Rh3 Bg7 19. Bxg7 Kxg7 20. Qh4 h5 21. Rg3 Qb6 22. Kh1 Qxb2 23. Rf1 Qxc2 24. Qe7 Kh8 25. Qg5 Kh7 26. Rh3 f6 27. Qh4 Nxe4 28. f5 Nxc3 29. fxg6+ Kg7 30. Qxh5 Rh8 31. Qg4 Nc5 32. Rhf3 N3e4 33. Qf4 0-1

[Event "WchT Students 13th final A"]
[Site "Oerebro"]
[Date "1966.08.08"]
[Round "6"]
[White "Gelfer, Israel"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "A10"]
[PlyCount "81"]
[EventDate "1966.08.03"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Israel"]
[BlackTeam "Finland"]
[WhiteTeamCountry "ISR"]
[BlackTeamCountry "FIN"]

1. c4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. 0-0 0-0 6. a3 a5 7. Qc2 d5 8. Nc3 c6 9. cxd5 cxd5 10. d3 Nc6 11. Bf4 Qb6 12. Be3 Qd8 13. Na4 d4 14. Bd2 Bd7 15. Nc5 Rc8 16. Nxd7 Qxd7 17. Qb3 Kh8 18. Rac1 Nd5 19. Rc4 Bf6 20. Qb5 Rcd8 21. Rfc1 e5 22. Bxa5 Nxa5 23. Qxa5 b6 24. Qe1 b5 25. R4c2 e4 26. Nd2 e3 27. fxe3 Nxe3 28. Rc7 Qe6 29. Bf3 Bg5 30. R1c6 Qe8 31. Kh1 Rf7 32. Rxf7 Qxf7 33. Qc1 Qd7 34. Nf1 f4 35. Nxe3 fxg3 36. Bg4 Qe8 37. hxg3 Bxe3 38. Qc5 Qf7 39. Bf3 Qb3 40. Rc8 Qd1+ 41. Kg2 1-0

[Event "WchT Students 13th final A"]
[Site "Oerebro"]
[Date "1966.08.07"]
[Round "5"]
[White "Sirkia, Mauri O"]
[Black "Nowak, Erwin"]
[Result "1/2-1/2"]
[ECO "E06"]
[PlyCount "88"]
[EventDate "1966.08.03"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Czechoslovakia"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "CSR"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 d5 8. Ne5 c6 9. Qa4 a6 10. Rd1 b5 11. Qb3 Qc7 12. c5 Bxc5 13. dxc5 Qxe5 14. Bf4 Qf5 15. Bd6 Re8 16. f3 e5 17. e4 dxe4 18. fxe4 Qe6 19. Qc2 Nbd7 20. Rf1 a5 21. Nd1 Red8 22. Ne3 Ne8 23. Nf5 Ndf6 24. b3 Nxd6 25. Nxd6 Ba6 26. Rf3 b4 27. Kh1 Ra7 28. Bf1 Ne8 29. Nxf7 Rxf7 30. Rxf7 Qxf7 31. Bxa6 Qf3+ 32. Kg1 Nf6 33. Bc4+ Kh8 34. Re1 Rd4 35. Qg2 Qxg2+ 36. Kxg2 Rxe4 37. Rd1 Rd4 38. Rxd4 exd4 39. Kf3 g5 40. h4 h6 41. hxg5 hxg5 42. Ke2 Kg7 43. Kd3 Nd7 44. Kxd4 Kf6 1/2-1/2

[Event "WchT Students 13th final A"]
[Site "Oerebro"]
[Date "1966.08.05"]
[Round "3"]
[White "Sirkia, Mauri O"]
[Black "Zara, Dan"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "81"]
[EventDate "1966.08.03"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Finland"]
[BlackTeam "Romania"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "ROU"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. cxd5 exd5 6. Bf4 c6 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. 0-0 0-0 11. Rab1 a5 12. h3 Re8 13. Bh2 Bf8 14. Ne5 Nxe5 15. dxe5 Nd7 16. f4 f6 17. e4 Nc5 18. Qe2 d4 19. Rbd1 fxe5 20. fxe5 Ne6 21. Qg4 Qg5 22. Nb1 Qxg4 23. hxg4 b5 24. Nd2 c5 25. Nf3 c4 26. Bg3 Bc5 27. Rc1 d3+ 28. Kh1 Bd4 29. Rb1 Red8 30. Rfc1 Rac8 31. Be1 b4 32. Bh4 Rd7 33. Rd1 Be3 34. Re1 d2 35. Rxe3 d1Q+ 36. Rxd1 Rxd1+ 37. Re1 Rxe1+ 38. Nxe1 c3 39. bxc3 bxc3 40. Nc2 Rb8 41. Be1 0-1

[Event "WchT Students 13th Group1"]
[Site "Oerebro"]
[Date "1966.08.01"]
[Round "3"]
[White "Tukmakov, Vladimir B"]
[Black "Sirkia, Mauri O"]
[Result "1-0"]
[ECO "E70"]
[PlyCount "39"]
[EventDate "1966.07.30"]
[EventType "team-tourn"]
[EventRounds "3"]
[EventCountry "SWE"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]
[WhiteTeam "Soviet Union"]
[BlackTeam "Finland"]
[WhiteTeamCountry "URS"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 Nbd7 6. f4 0-0 7. Nf3 c5 8. d5 Qa5 9. Qd2 a6 10. Bd3 b5 11. 0-0 bxc4 12. Bxc4 Qb4 13. b3 Nb6 14. e5 dxe5 15. fxe5 Nfd7 16. Bxe7 Re8 17. Bd6 Nxc4 18. bxc4 Qxc4 19. Rae1 Bb7 20. Re4 1-0

