[Event "Madurai Athens of the East op 3rd"]
[Site "Madurai"]
[Date "2023.12.24"]
[Round "2"]
[White "Sivathanujan, S."]
[Black "Glek, Igor Vladimirovich"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1813"]
[BlackElo "2429"]
[PlyCount "66"]
[EventDate "2023.12.23"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "IND"]
[SourceTitle "CB06_2024"]
[SourceDate "2024.02.07"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. d4 a6 6. Be3 cxd4 7. Nxd4 Nf6 8. Be2 Bd6 9. 0-0 0-0 10. Nd2 Re8 11. a4 Nc6 12. N2f3 Qc7 13. h3 Na5 14. Nd2 Bd7 15. Re1 h6 16. Bd3 Nc4 17. Nxc4 dxc4 18. Bf5 Re5 19. Qf3 Rae8 20. Red1 Nd5 21. Bxh6 gxh6 22. Qg4+ Kf8 23. Bxd7 Nf6 24. Qh4 Nxd7 25. Qxh6+ Kg8 26. f4 Rd5 27. Re1 Qd8 28. f5 Rde5 29. Rf1 Qf6 30. Qh5 Re4 31. Nf3 Qg7 32. Nd4 Qg3 33. Qf3 Qh2+ 0-1

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.12"]
[Round "10"]
[White "Kaashif, MMM"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1376"]
[BlackElo "1813"]
[PlyCount "70"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 h5 4. h4 c5 5. c3 Nc6 6. Bg2 Bf5 7. Nbd2 e6 8. Nb3 b6 9. Bg5 a5 10. a4 Be7 11. Bxf6 Bxf6 12. Qd2 Qe7 13. Ng5 cxd4 14. Nxd4 Nxd4 15. cxd4 Rc8 16. Rc1 Rxc1+ 17. Qxc1 Qb4+ 18. Qd2 Bxd4 19. Qxb4 axb4 20. e4 dxe4 21. Nxe4 Ke7 22. Ke2 Bxb2 23. Rb1 Ba3 24. Rb3 Rc8 25. Kd2 e5 26. f3 Be6 27. Rb1 b3 28. Bf1 b2 29. Bd3 Ba2 30. Rd1 f5 31. Nf2 Rc1 32. Bxf5 Bb3 33. Rh1 Bb4+ 34. Ke3 Bc5+ 35. Kd2 Bxf2 0-1

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.12"]
[Round "9"]
[White "Sivathanujan, S."]
[Black "Janukshan, B."]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1813"]
[BlackElo "1635"]
[PlyCount "68"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 e6 5. Bd3 Be7 6. Bc2 0-0 7. 0-0 Nc6 8. Re1 b6 9. a3 Bb7 10. d4 d5 11. e5 Ne4 12. Nbd2 Ng5 13. h4 Nxf3+ 14. Nxf3 cxd4 15. Qd3 g6 16. cxd4 Bxh4 17. Bh6 Re8 18. Qe3 Be7 19. Qf4 f6 20. exf6 Bxf6 21. Qg4 Bg7 22. Bxg6 hxg6 23. Qxg6 Qf6 24. Qg4 Qxh6 25. Ne5 Nxe5 26. Rxe5 Rf8 27. g3 Kf7 28. Rh5 Qf6 29. Re1 Rae8 30. Re2 Qxd4 31. Rf5+ exf5 32. Qh5+ Kg8 33. Rxe8 Qg4 34. Rxf8+ Kxf8 0-1

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.11"]
[Round "8"]
[White "Liyanage, Ranindu Dilshan"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2400"]
[BlackElo "1813"]
[PlyCount "113"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc3 Nf6 7. a3 b6 8. Be3 Bb7 9. f3 Be7 10. Rc1 d6 11. Be2 h5 12. Kd2 Nbd7 13. Kc2 Rc8 14. Kb1 Qb8 15. Qd2 0-0 16. h3 Ne5 17. Na4 Ba8 18. g4 Nxe4 19. fxe4 Bxe4+ 20. Ka1 Bxh1 21. Rxh1 Nxc4 22. Bxc4 Rxc4 23. Nc3 h4 24. g5 Qc8 25. Rg1 d5 26. Nde2 Bc5 27. Bd4 Bxd4 28. Nxd4 Qc5 29. Rg4 Rc8 30. g6 Qe7 31. Qe3 f5 32. Nxf5 Qf6 33. Rxc4 dxc4 34. Nd5 exd5 35. Ne7+ Kf8 36. Nxc8 Qxg6 37. Nxb6 Qh5 38. Qd4 Qf3 39. Nxd5 Qxh3 40. Qf4+ Ke8 41. Qe5+ Kf7 42. Qe7+ Kg8 43. Qe8+ Kh7 44. Qh5+ Kg8 45. Ne7+ Kf8 46. Ng6+ Kg8 47. Qxh4 Qxh4 48. Nxh4 g5 49. Ng2 Kf7 50. Kb1 Ke6 51. Kc2 Kd5 52. Ne3+ Ke4 53. Kd2 Kd4 54. Ng4 a5 55. a4 Kd5 56. Kc3 Kc5 57. Ne3 1-0

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.11"]
[Round "7"]
[White "Sivathanujan, S."]
[Black "Jyothilal, Narayanan"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1813"]
[BlackElo "2055"]
[PlyCount "105"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bc4 Nxe4 5. Qa4+ Nc6 6. Bxf7+ Kxf7 7. Qxe4 d5 8. Ng5+ Kg8 9. Qf3 Ne5 10. Qe2 Qd6 11. d4 cxd4 12. cxd4 Ng6 13. Qf3 Qf6 14. Qxd5+ e6 15. Qf3 h6 16. Qxf6 gxf6 17. Nf3 Bd7 18. Nc3 Bc6 19. Be3 Ne7 20. a3 Kf7 21. Ke2 Nd5 22. Rhc1 Rd8 23. g3 Bg7 24. Nxd5 Rxd5 25. Rc5 Rhd8 26. Rac1 Bf8 27. Rxd5 Rxd5 28. Nd2 h5 29. Nc4 Be7 30. b4 Ke8 31. Na5 Kd7 32. Nxc6 bxc6 33. Kd3 a6 34. Kc4 Bd6 35. h3 Bc7 36. Rg1 f5 37. Bf4 e5 38. Bxe5 Bxe5 39. dxe5 Rxe5 40. Rd1+ Ke7 41. Rd3 f4 42. Kd4 Re2 43. gxf4 Rxf2 44. Ke5 Re2+ 45. Kf5 Rc2 46. Kg6 h4 47. Re3+ Kf8 48. f5 Rg2+ 49. Kf6 Rg3 50. Re6 Rxh3 51. Rxc6 Re3 52. Rc8+ Re8 53. Rc4 1-0

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.10"]
[Round "6"]
[White "Bhavanan, J."]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "D08"]
[WhiteElo "1435"]
[BlackElo "1813"]
[PlyCount "61"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. h3 Be6 6. Bg5 Qd7 7. Nbd2 h6 8. Bf4 g5 9. Bg3 0-0-0 10. a3 Nge7 11. e4 dxe3 12. fxe3 Nf5 13. Bf2 Bg7 14. g4 Nfe7 15. Qc2 Nxe5 16. Nxe5 Bxe5 17. Bg2 Qd3 18. 0-0-0 Qxc2+ 19. Kxc2 f5 20. gxf5 Nxf5 21. e4 Nd4+ 22. Bxd4 Rxd4 23. b3 Bf7 24. Nb1 Bg6 25. Rxd4 Bxd4 26. Rd1 c5 27. Nc3 Rf8 28. Rd2 Rf4 29. Nb5 Be3 30. Re2 a6 31. Rxe3 0-1

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.10"]
[Round "5"]
[White "Sivathanujan, S."]
[Black "Nanayakkara, Sanuk"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "1813"]
[BlackElo "1446"]
[PlyCount "147"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Nf6 5. d4 cxd4 6. c4 Qa5+ 7. Qd2 Qxd2+ 8. Nbxd2 e6 9. dxe6 fxe6 10. Nxd4 e5 11. Nc2 Nc6 12. Be2 Bc5 13. Nb3 Bb4+ 14. Nxb4 Nxb4 15. 0-0 Bf5 16. Bd2 Nd3 17. Bxd3 Bxd3 18. Rfe1 Nd7 19. Nc5 Bxc4 20. Nxb7 0-0 21. Bc3 Bf7 22. Nd6 Rab8 23. b3 Rb6 24. Nxf7 Kxf7 25. Bxe5 Rc6 26. Bd4 Rd6 27. Rad1 Rc8 28. Bxg7 Rxd1 29. Rxd1 Nc5 30. Bh6 Ne4 31. Rc1 Rd8 32. f3 Nf6 33. Bg5 Rd6 34. Bxf6 Kxf6 35. Rc2 Ke5 36. Kf2 Rh6 37. h3 Kd4 38. Ke2 Re6+ 39. Kd2 Rg6 40. Rc4+ Kd5 41. Rg4 Rd6 42. Kc3 Rc6+ 43. Rc4 Rg6 44. Rd4+ Kc5 45. b4+ Kb5 46. Rd5+ Kc6 47. Rc5+ Kb6 48. g4 Rf6 49. Rf5 Rh6 50. Rh5 Rf6 51. Rxh7 Rxf3+ 52. Kc4 Rf4+ 53. Kb3 Kb5 54. a4+ Kb6 55. a5+ Kc6 56. Ra7 Rf3+ 57. Ka4 Rxh3 58. Rxa6+ Kb7 59. Rb6+ Kc7 60. Rg6 Rh1 61. a6 Kb8 62. Kb5 Rh8 63. Rg7 Rh6 64. g5 Re6 65. Ka5 Ka8 66. b5 Kb8 67. b6 Re5+ 68. Kb4 Re8 69. g6 Rf8 70. Rf7 Rc8 71. g7 Ka8 72. b7+ Ka7 73. bxc8N+ Kxa6 74. Ra7# 1-0

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.09"]
[Round "3"]
[White "Sivathanujan, S."]
[Black "Puviththa, S."]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1813"]
[BlackElo "1135"]
[PlyCount "85"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. g3 Nc6 6. d4 e6 7. Bg2 Be7 8. 0-0 0-0 9. Bf4 a6 10. Rc1 h6 11. h4 Re8 12. Ne5 Bd6 13. Nxc6 bxc6 14. Bxd6 Qxd6 15. e4 Qd8 16. e5 Nd7 17. Na4 Rb8 18. Rxc6 Nb6 19. Qb3 Bd7 20. Rxb6 Bxa4 21. Rxb8 Bxb3 22. Rxd8 Rxd8 23. axb3 Rb8 24. Ra1 Rxb3 25. Rxa6 Rxb2 26. Ra8+ Kh7 27. Rf8 Kg6 28. h5+ Kxh5 29. Rxf7 Kg6 30. Re7 Rd2 31. Rxe6+ Kf7 32. Bxd5 Kf8 33. Be4 Rxd4 34. Bg6 Rd8 35. Rd6 Ke7 36. Rxd8 Kxd8 37. f4 Ke7 38. f5 Kf8 39. Kf2 Ke7 40. Ke3 Kd7 41. Kd4 Ke7 42. Kd5 Kd7 43. f6 1-0

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.09"]
[Round "4"]
[White "Vipooshanan, Janarthanan"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1305"]
[BlackElo "1813"]
[PlyCount "87"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. g3 Nc6 6. d4 e6 7. Bg2 Be7 8. 0-0 0-0 9. Bf4 a6 10. Rc1 h6 11. h4 Re8 12. Ne5 Bd6 13. Nxc6 bxc6 14. Bxd6 Qxd6 15. e4 Qd8 16. e5 Nd7 17. Na4 Rb8 18. Rxc6 Nb6 19. Qb3 Bd7 20. Rxb6 Bxa4 21. Rxb8 Bxb3 22. Rxd8 Rxd8 23. axb3 Rb8 24. Ra1 Rxb3 25. Rxa6 Rxb2 26. Ra8+ Kh7 27. Rf8 Kg6 28. h5+ Kxh5 29. Rxf7 Kg6 30. Re7 Rd2 31. Rxe6+ Kf7 32. Bxd5 Kf8 33. Be4 Rxd4 34. Bg6 Rd8 35. Rd6 Ke7 36. Rxd8 Kxd8 37. f4 Ke7 38. f5 Kf8 39. Kf2 Ke7 40. Ke3 Kd7 41. Kd4 Ke7 42. Kd5 Kd7 43. f6 gxf6 44. exf6 1-0

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.08"]
[Round "2"]
[White "Ashviga, G."]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "C48"]
[BlackElo "1813"]
[PlyCount "42"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bc5 5. d3 h6 6. 0-0 d6 7. Nd5 0-0 8. h3 Nxd5 9. exd5 Ne7 10. Re1 Nxd5 11. d4 exd4 12. Nxd4 Qf6 13. c3 Bxd4 14. cxd4 c6 15. Bd3 Bf5 16. Bxf5 Qxf5 17. Bd2 Rfe8 18. Rxe8+ Rxe8 19. Qb3 Re2 20. Rd1 Qxf2+ 21. Kh1 Qxg2# 0-1

[Event "Jaffna op"]
[Site "Jaffna"]
[Date "2023.12.08"]
[Round "1"]
[White "Sivathanujan, S."]
[Black "Keasavi, Thileepan"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1813"]
[PlyCount "23"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. d4 e6 2. e4 Bb4+ 3. c3 Ba5 4. Qg4 e5 5. Qxg7 d6 6. Qxh8 Nc6 7. Qxg8+ Kd7 8. Qxf7+ Ne7 9. Bg5 a6 10. Be2 Rb8 11. d5 b6 12. Bg4# 1-0

[Event "Asia-ch Amateur"]
[Site "Dubai"]
[Date "2023.09.02"]
[Round "8"]
[White "Sivathanujan, S."]
[Black "Khazhatuly, Alikhan"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "1830"]
[BlackElo "1895"]
[PlyCount "98"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UAE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g4 Bb4 7. Bd2 Nf6 8. Bg2 Nc6 9. Nxc6 dxc6 10. g5 Ng8 11. f4 Ne7 12. Qf3 h6 13. a3 Bc5 14. gxh6 Rxh6 15. 0-0-0 Rh7 16. e5 Nf5 17. Ne4 Be7 18. Bh3 Bd7 19. Bb4 c5 20. Bxf5 exf5 21. Nd6+ Kf8 22. Qd5 Bxd6 23. exd6 Qc6 24. Qxc6 Bxc6 25. Bxc5 Bd7 26. Rhe1 Re8 27. Re7 Rxe7 28. dxe7+ Ke8 29. Rd2 Rh4 30. Bd6 f6 31. b3 g5 32. fxg5 fxg5 33. a4 Rh6 34. a5 f4 35. Bc5 g4 36. Rd4 Rf6 37. Rd5 Rf5 38. Rxf5 Bxf5 39. c4 g3 40. hxg3 fxg3 41. Kd2 g2 42. Kc3 g1Q 43. Bxg1 Kxe7 44. b4 Kd7 45. b5 axb5 46. cxb5 Kc8 47. Bh2 Be4 48. Kd4 Bh1 49. Kc5 Bg2 1/2-1/2

[Event "Asia-ch Amateur"]
[Site "Dubai"]
[Date "2023.09.01"]
[Round "7"]
[White "Sivathanujan, S."]
[Black "Saydulla, Bakdaulet"]
[Result "1/2-1/2"]
[ECO "C24"]
[WhiteElo "1830"]
[BlackElo "1869"]
[PlyCount "86"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UAE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d5 5. exd5 Nxd5 6. 0-0 Bc5 7. Re1 Bg4 8. h3 Be6 9. Bb5 Qd6 10. Nxe5 0-0 11. Bxc6 bxc6 12. d4 Bb6 13. Na3 Ne7 14. c3 c5 15. Nac4 Qd5 16. Nxb6 axb6 17. dxc5 Qxc5 18. Nd7 Bxd7 19. Qxd7 Nf5 20. Bf4 Nd6 21. Be3 Qc4 22. Bxb6 Rac8 23. Bd4 h5 24. b3 Qd3 25. Qc6 Qc2 26. Qf3 Ra8 27. Qxh5 Rxa2 28. Rxa2 Qxa2 29. Qg4 f6 30. Re7 Rf7 31. Rxf7 Kxf7 32. Qd7+ Kg6 33. Qxc7 Ne4 34. Be3 Qxb3 35. c4 Nc3 36. Qc6 Qb1+ 37. Kh2 Qb8+ 38. g3 Qb1 39. c5 Qf5 40. Qe8+ Kh7 41. c6 Nd5 42. Qd7 Nxe3 43. fxe3 Qf2+ 1/2-1/2

[Event "Asia-ch Amateur"]
[Site "Dubai"]
[Date "2023.08.31"]
[Round "6"]
[White "Fernandez, Dandel"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1977"]
[BlackElo "1830"]
[PlyCount "102"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UAE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 g5 5. d4 g4 6. Ne5 Bxe5 7. dxe5 Qxd1+ 8. Kxd1 Nc6 9. Nc3 Be6 10. Bg5 Nge7 11. e3 0-0-0+ 12. Ke1 Rhg8 13. Bf6 Rde8 14. Bb5 a6 15. Bxe7 axb5 16. Bf6 b4 17. Ne2 Bc4 18. Nf4 Nxe5 19. Bxe5 Rxe5 20. Kf2 Rd8 21. Rhd1 Rxd1 22. Rxd1 Ra5 23. Rd4 b5 24. b3 Rxa2 25. Ke1 Rxc2 26. bxc4 b3 27. Kd1 bxc4 28. Rd2 Ra2 29. Nd5 c6 30. Nb6+ Kb7 31. Nxc4 Ka6 32. Kc1 Kb5 33. Rxa2 bxa2 34. Na3+ Ka4 35. Nc2 Kb3 36. e4 f6 37. Kd2 Kb2 38. Na1 h6 39. Kd3 Kc1 40. Kc3 Kd1 41. Kd3 Ke1 42. Ke3 c5 43. Nc2+ Kf1 44. Kf4 Ke2 45. Kf5 Kd3 46. Na1 c4 47. Kxf6 c3 48. e5 c2 49. Nb3 Kc3 50. e6 Kxb3 51. e7 a1Q+ 0-1

[Event "Asia-ch Amateur"]
[Site "Dubai"]
[Date "2023.08.31"]
[Round "5"]
[White "Sivathanujan, S."]
[Black "Al Busaidi, Hamood"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1830"]
[BlackElo "1767"]
[PlyCount "67"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UAE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. h4 Nf6 4. Nc3 Bg7 5. Be2 a6 6. h5 gxh5 7. Bxh5 Nxh5 8. Rxh5 Nc6 9. Nge2 h6 10. f3 e5 11. d5 Ne7 12. Qd3 Ng8 13. Be3 Qf6 14. 0-0-0 Qg6 15. Rh2 f5 16. Qc4 Qf7 17. Rdh1 f4 18. Bd2 c5 19. a4 b6 20. g3 fxg3 21. Nxg3 Bd7 22. Nh5 b5 23. Qe2 b4 24. Nd1 Bxa4 25. f4 Bf8 26. fxe5 dxe5 27. Rf2 Bb5 28. Qe3 Qc7 29. Qh3 Bd7 30. Qh4 Be7 31. Ng7+ Kd8 32. Rf8+ Be8 33. Rxe8+ Kd7 34. Qg4+ 1-0

[Event "Asia-ch Amateur"]
[Site "Dubai"]
[Date "2023.08.30"]
[Round "4"]
[White "Pedarse, Marlon"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "1930"]
[BlackElo "1830"]
[PlyCount "97"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UAE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 g6 5. Nc3 Bg7 6. Bd3 0-0 7. 0-0 a6 8. Re1 b5 9. b3 Bf5 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Bxe4 13. Rxe4 c5 14. Bg5 Re8 15. Rc1 cxd4 16. Nxd4 h6 17. Bh4 f5 18. Rf4 Be5 19. Qf3 Bxf4 20. Qxf4 g5 21. Bxg5 e5 22. Bxd8 exf4 23. Bc7 bxc4 24. bxc4 f3 25. c5 Nc6 26. Nxf5 Re6 27. gxf3 Rf8 28. Ne3 Nd4 29. Kg2 Nxf3 30. Bg3 Rc6 31. Nd5 Re6 32. c6 Ne1+ 33. Kf1 Nd3 34. Rc3 Re1+ 35. Kg2 Rd1 36. Ne3 Ne1+ 37. Kh3 Rd4 38. c7 Rc8 39. Rb3 Kf7 40. Nf5 Rxc7 41. Nxd4 Rc5 42. Rb7+ Kg8 43. Ne6 Ra5 44. Nf4 Rxa2 45. Nd5 Rd2 46. Nf6+ Kf8 47. Bf4 Rd3+ 48. Kg4 Rd4 49. Kf5 1-0

[Event "Asia-ch Amateur"]
[Site "Dubai"]
[Date "2023.08.29"]
[Round "2"]
[White "Isazaie, Navid"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "D09"]
[WhiteElo "1503"]
[BlackElo "1830"]
[PlyCount "122"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UAE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Nge7 6. Bg2 Ng6 7. 0-0 Ngxe5 8. Nbd2 Be7 9. b3 0-0 10. Bb2 Bg4 11. Re1 Re8 12. Nxe5 Nxe5 13. Nf3 Bxf3 14. exf3 Bb4 15. Re4 Nc6 16. f4 Bc5 17. Qh5 Qd6 18. Rd1 g6 19. Qg5 Rxe4 20. Bxe4 a5 21. Bxc6 bxc6 22. Qe5 Qxe5 23. fxe5 g5 24. f4 g4 25. Kf1 Kg7 26. Ke2 Kg6 27. Bxd4 Bxd4 28. Rxd4 a4 29. b4 Rb8 30. c5 a3 31. Kd3 Kf5 32. Kc4 Ke6 33. Rd3 Ra8 34. b5 Ra4+ 35. Kb3 cxb5 36. Rd8 Rc4 37. Rh8 Rxc5 38. Kxa3 Rc2 39. Rxh7 c5 40. Kb3 Rf2 41. Rh6+ Kd5 42. Rd6+ Ke4 43. Rd7 Rf3+ 44. Kc2 c4 45. Rxf7 Rf2+ 46. Kc3 Rxa2 47. e6 Kd5 48. e7 Re2 49. Rg7 Kd6 50. e8Q Rxe8 51. Rxg4 Re3+ 52. Kd4 Rd3+ 53. Ke4 b4 54. Rg8 Kc7 55. Rg7+ Kc6 56. Rg6+ Kb5 57. Rg8 b3 58. Rb8+ Ka4 59. f5 Rd7 60. g4 c3 61. Rc8 b2 0-1

[Event "Asia-ch Amateur"]
[Site "Dubai"]
[Date "2023.08.29"]
[Round "3"]
[White "Sivathanujan, S."]
[Black "Saravanan, Arun Kumar B"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1830"]
[BlackElo "1377"]
[PlyCount "67"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "UAE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Bd3 Bc6 6. Nf3 Nd7 7. 0-0 Ngf6 8. Qe2 Be7 9. Ne5 Bxe4 10. Bxe4 Nxe4 11. Qxe4 c6 12. Qg4 Bf6 13. Re1 0-0 14. h4 c5 15. Nxd7 Qxd7 16. dxc5 Rac8 17. Be3 Bxb2 18. Rab1 Bf6 19. Red1 Qc7 20. Qa4 Rfd8 21. Rxd8+ Rxd8 22. Qxa7 Bxh4 23. Qb6 Rd7 24. a4 Bd8 25. a5 Qe5 26. Qb5 Qd5 27. g3 Kf8 28. c6 bxc6 29. Qxd5 exd5 30. Bc5+ Ke8 31. Re1+ Be7 32. a6 Kd8 33. Bxe7+ Kc8 34. Bc5 1-0

[Event "Colombo Katubedda op"]
[Site "Colombo"]
[Date "2023.07.03"]
[Round "9"]
[White "Gunaratne, Mojitha Sathsara"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "D09"]
[WhiteElo "1802"]
[BlackElo "1829"]
[PlyCount "156"]
[EventDate "2023.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Nge7 6. Bg2 Ng6 7. 0-0 Ngxe5 8. Nxe5 Nxe5 9. b3 Bc5 10. Nd2 a5 11. Ne4 Ba7 12. Ba3 Bg4 13. Qd2 Qd7 14. Qxa5 Nc6 15. Qd2 0-0-0 16. Bc5 f5 17. Bxa7 fxe4 18. Bc5 Rhe8 19. Qb2 Qf5 20. b4 Bh3 21. Rad1 d3 22. Rfe1 Ne5 23. Qa3 Bxg2 24. Kxg2 Nxc4 25. Qa8+ Kd7 26. Qxb7 Rb8 27. Qa6 Qd5 28. Qa4+ Kd8 29. exd3 exd3+ 30. f3 Rxe1 31. Rxe1 Ne5 32. Re4 Nc6 33. Qd1 Qxa2+ 34. Kh3 Qc2 35. Qe1 Kc8 36. Be3 Rb5 37. Qa1 Rxb4 38. Qa8+ Rb8 39. Re8+ Kd7 40. Rxb8 Nxb8 41. Qxb8 d2 42. Qb5+ Kc8 43. Qe8+ Kb7 44. Bxd2 Qxd2 45. Qe4+ Kb6 46. Qxh7 Qd7+ 47. g4 c5 48. Qb1+ Kc7 49. Qa2 Qd4 50. Qa7+ Kd6 51. f4 Kd5 52. Qb7+ Kc4 53. f5 Kd3 54. Qf3+ Kd2 55. g5 c4 56. f6 gxf6 57. gxf6 c3 58. f7 Qh8+ 59. Kg4 Qg7+ 60. Kh4 Qh6+ 61. Kg3 Qg7+ 62. Kf2 Qd4+ 63. Kf1 c2 64. Qe2+ Kc3 65. Qe1+ Qd2 66. f8Q Qxe1+ 67. Kxe1 c1Q+ 68. Kf2 Qd2+ 69. Kg3 Qg5+ 70. Kf3 Qh5+ 71. Ke4 Qe2+ 72. Kd5 Qc4+ 73. Ke5 Qe2+ 74. Kd5 Qc4+ 75. Ke5 Qe2+ 76. Kf6 Qf2+ 77. Kg7 Qxh2 78. Qa3+ Kc4 1/2-1/2

[Event "Colombo Katubedda op"]
[Site "Colombo"]
[Date "2023.07.02"]
[Round "7"]
[White "Sivathanujan, S."]
[Black "Gamage, Ovin Vidmal"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1829"]
[BlackElo "1568"]
[PlyCount "65"]
[EventDate "2023.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. Bb5 Bg4 8. Bxc6+ bxc6 9. Nbd2 f6 10. 0-0 fxe5 11. dxe5 Nh6 12. Qa4 Qc8 13. h3 Bd7 14. Qf4 Nf7 15. Qh4 0-0 16. Re1 a5 17. Nb3 c5 18. Qxe7 c4 19. Nc5 Re8 20. Qxd7 Qxc5 21. Be3 Qb4 22. e6 Nd6 23. a3 Qb8 24. Bf4 Ra6 25. Ng5 Rd8 26. Bxd6 Rxd6 27. Qf7+ Kh8 28. e7 Re8 29. Ne6 Rxe6 30. Rxe6 Bxb2 31. Rb6 Bxa1 32. Rxb8 Rxb8 33. Qf8+ 1-0

[Event "Colombo Katubedda op"]
[Site "Colombo"]
[Date "2023.07.02"]
[Round "8"]
[White "Sivathanujan, S."]
[Black "Hettiarachchi, Jeewantha Aloka"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1829"]
[BlackElo "1466"]
[PlyCount "125"]
[EventDate "2023.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 c5 4. exd5 Qxd5 5. Nc3 Qd8 6. Nf3 Nc6 7. Bf4 Nf6 8. dxc5 Bxc5 9. 0-0 0-0 10. Qe2 Nb4 11. Rad1 Nbd5 12. Nxd5 exd5 13. h3 Re8 14. Qd2 Qb6 15. c3 Ne4 16. Qc2 Qf6 17. Qc1 Qb6 18. Bxe4 dxe4 19. Nd4 Be6 20. Nxe6 Qxe6 21. a3 Rad8 22. Be3 Qb6 23. Bxc5 Qxc5 24. b4 Qc4 25. Qe3 b6 26. Rfe1 Rd5 27. Rxd5 Qxd5 28. Qe2 f5 29. c4 Qd4 30. Rc1 Rc8 31. c5 bxc5 32. Qa6 Qd7 33. bxc5 Rc6 34. Qb5 h6 35. Qb8+ Kh7 36. Qe5 Qe6 37. Qxe6 Rxe6 38. c6 Re8 39. c7 Rc8 40. Rc6 Kg8 41. Kh2 f4 42. h4 Kf7 43. Kh3 e3 44. fxe3 fxe3 45. Kg3 Ke7 46. Kf3 Kd7 47. Rg6 Rg8 48. Kxe3 Kxc7 49. Ra6 Kb7 50. Re6 Rc8 51. Kd4 Rc7 52. Kd5 Rd7+ 53. Ke5 a6 54. g4 Rc7 55. Kf5 g5 56. h5 Rc5+ 57. Kg6 Rc4 58. Kxh6 Rxg4 59. Kg7 Rg3 60. h6 Rxa3 61. h7 Rh3 62. Rh6 g4 63. Rxh3 1-0

[Event "Colombo Katubedda op"]
[Site "Colombo"]
[Date "2023.07.01"]
[Round "6"]
[White "Dissanayake, RKT"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1882"]
[BlackElo "1829"]
[PlyCount "125"]
[EventDate "2023.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 e6 3. Nc3 a6 4. g3 h5 5. Bg2 Be7 6. h4 Nf6 7. 0-0 Nc6 8. d4 cxd4 9. Nxd4 Qc7 10. Bg5 b6 11. Rc1 Bb7 12. Nd5 exd5 13. cxd5 Nxd5 14. Bxd5 Bxg5 15. hxg5 h4 16. Qd3 0-0-0 17. Qf3 Kb8 18. Nxc6+ dxc6 19. Bxc6 hxg3 20. fxg3 Rd7 21. Bxb7 Qxb7 22. Rc2 Rc8 23. Qf4+ Ka7 24. Rxc8 Qxc8 25. Rc1 Qb7 26. Kf2 a5 27. a3 Qd5 28. Rc7+ Rxc7 29. Qxc7+ Ka6 30. Qf4 g6 31. Qe3 Qf5+ 32. Kg2 Qd5+ 33. Qf3 Qa2 34. Qa8+ Kb5 35. Qe8+ Ka6 36. Qe5 Qc4 37. Kf3 Qb3+ 38. e3 Qd1+ 39. Ke4 Qc2+ 40. Kf3 Qd1+ 41. Kf4 Qf1+ 42. Ke4 Qg2+ 43. Kd3 Qf1+ 44. Kc3 Qc1+ 45. Kb3 Qd1+ 46. Ka2 a4 47. Qd4 Qb3+ 48. Kb1 Qb5 49. g4 Qf1+ 50. Kc2 Qe2+ 51. Kc3 Qe1+ 52. Kc4 Qe2+ 53. Kd5 Qb5+ 54. Kd6 Qxg5 55. Qxa4+ Kb7 56. Qe4+ Ka6 57. Qa8+ Kb5 58. Qd5+ Qxd5+ 59. Kxd5 Ka4 60. Kc6 b5 61. Kc5 g5 62. e4 f6 63. b4 1-0

[Event "Colombo Katubedda op"]
[Site "Colombo"]
[Date "2023.07.01"]
[Round "5"]
[White "Insara, SD Nadev"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1527"]
[BlackElo "1829"]
[PlyCount "93"]
[EventDate "2023.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 e6 3. e4 a6 4. Nf3 d6 5. g3 h5 6. h4 Nf6 7. Bg2 Nbd7 8. d3 Be7 9. Bg5 b5 10. cxb5 axb5 11. 0-0 b4 12. Ne2 Ba6 13. Ne1 0-0 14. Nf4 c4 15. Nc2 Qb6 16. Qd2 Rfb8 17. Ne3 Ne5 18. d4 c3 19. bxc3 bxc3 20. Qxc3 Bxf1 21. Rxf1 Rc8 22. Qa1 Ned7 23. e5 d5 24. Nh3 Ba3 25. Rb1 Qxb1+ 26. Qxb1 Rc1+ 27. Qxc1 Bxc1 28. exf6 gxf6 29. Bf4 Rxa2 30. g4 hxg4 31. Nxg4 Bxf4 32. Nxf4 Rd2 33. Nh5 Rxd4 34. Ngxf6+ Nxf6 35. Nxf6+ Kg7 36. Nh5+ Kh6 37. Ng3 Rxh4 38. Bxd5 exd5 39. Nf5+ Kg5 40. Nxh4 Kxh4 41. Kf1 Kg4 42. Ke2 f5 43. Ke3 f4+ 44. Kd4 Kf3 45. Ke5 d4 46. Kxd4 Kxf2 47. Ke5 0-1

[Event "Colombo Katubedda op"]
[Site "Colombo"]
[Date "2023.06.30"]
[Round "3"]
[White "Sanuda, Rehan"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1340"]
[BlackElo "1829"]
[PlyCount "38"]
[EventDate "2023.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 a6 4. Bb2 d5 5. exd5 exd5 6. d4 Nf6 7. a3 Nc6 8. Bd3 cxd4 9. 0-0 Bc5 10. Re1+ Be6 11. Bf5 0-0 12. Bxe6 fxe6 13. Bxd4 Nxd4 14. Nxd4 Ne4 15. f3 Qf6 16. fxe4 Bxd4+ 17. Kh1 Bxa1 18. exd5 exd5 19. Qxd5+ Qf7 0-1

[Event "Colombo Katubedda op"]
[Site "Colombo"]
[Date "2023.06.30"]
[Round "4"]
[White "Sivathanujan, S."]
[Black "Thennakoon, Disara"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1829"]
[BlackElo "1444"]
[PlyCount "59"]
[EventDate "2023.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 Bf5 6. b4 Qb6 7. a3 c6 8. d4 e6 9. Bf4 h6 10. 0-0 Nbd7 11. Ne5 Nxe5 12. dxe5 Rd8 13. Qc1 Nd5 14. Nxd5 Rxd5 15. c4 Rd8 16. Qc3 Be7 17. Qg3 Bg6 18. h4 h5 19. Bg5 Qc7 20. Rad1 0-0 21. c5 Rxd1 22. Rxd1 Rd8 23. Rd6 Ra8 24. Bxe7 Qxe7 25. Qf4 f6 26. Rxe6 Qc7 27. Rd6 Re8 28. Bc4+ Kh7 29. e6 a5 30. Qd4 1-0

[Event "Veyangoda Queenstar op"]
[Site "Veyangoda"]
[Date "2023.04.20"]
[Round "8"]
[White "De Silva, Osheen"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1712"]
[BlackElo "1834"]
[PlyCount "72"]
[EventDate "2023.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 h5 4. Bg2 h4 5. d3 Nc6 6. Nf3 h3 7. Bf1 d5 8. exd5 exd5 9. d4 Nf6 10. Be2 cxd4 11. Nxd4 Bb4 12. 0-0 0-0 13. Bg5 a6 14. Bf3 Bxc3 15. bxc3 Qd6 16. c4 Ne4 17. Bf4 Qf6 18. Nxc6 bxc6 19. cxd5 Nc3 20. Qd2 g5 21. dxc6 gxf4 22. gxf4 Bf5 23. Kh1 Ne4 24. Rg1+ Kh8 25. Qe3 Rfe8 26. Bxe4 Bxe4+ 27. f3 Bxc6 28. Qf2 Rg8 29. Raf1 Qxf4 30. Rg3 Rxg3 31. hxg3 Qf6 32. Kh2 Rd8 33. Qe3 Kg7 34. Rf2 Rd5 35. c4 Rf5 36. Kxh3 Bxf3 0-1

[Event "Veyangoda Queenstar op"]
[Site "Veyangoda"]
[Date "2023.04.19"]
[Round "6"]
[White "Attanayake, Chanindi Mewna"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1426"]
[BlackElo "1834"]
[PlyCount "140"]
[EventDate "2023.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nf6 7. Bd3 Bc5 8. Nb3 Ba7 9. Qe2 d6 10. Be3 Bxe3 11. Qxe3 b5 12. 0-0-0 0-0 13. f4 Nbd7 14. g4 Nc5 15. Nxc5 Qxc5 16. Qh3 e5 17. f5 h6 18. Rhg1 Nh7 19. g5 hxg5 20. Nd5 Re8 21. Qh5 Bb7 22. Rg3 Bxd5 23. exd5 Nf6 24. Qxg5 Kf8 25. Qxg7+ Ke7 26. Rg6 Nd7 27. Re6+ Kd8 28. Qxf7 Rf8 29. Qg6 Kc7 30. b4 Qc3 31. Qg4 Qxa3+ 32. Kd2 Rh8 33. Rh1 Rag8 34. Rg6 Nf6 35. Rg7+ Kc8 36. Rxg8+ Rxg8 37. Qh4 Nxd5 38. Qe4 Qxb4+ 39. Qxb4 Nxb4 40. Be2 Nd5 41. Bf3 Nf6 42. Ra1 e4 43. Be2 Kb7 44. Rb1 Rh8 45. c4 Rxh2 46. cxb5 axb5 47. Rxb5+ Kc6 48. Ra5 Nd5 49. Ra4 Rxe2+ 50. Kxe2 Nc3+ 51. Ke3 Nxa4 52. Kxe4 Nc5+ 53. Kd4 Nd7 54. Kc4 d5+ 55. Kd3 Kc5 56. Kc3 d4+ 57. Kd3 Kd5 58. Kd2 Ke4 59. Ke2 Kxf5 60. Kd3 Ke5 61. Kd2 Ke4 62. Ke2 d3+ 63. Kd2 Ne5 64. Kd1 Ke3 65. Ke1 Ng4 66. Kd1 Nf2+ 67. Ke1 d2+ 68. Kf1 d1Q+ 69. Kg2 Qf3+ 70. Kf1 Qh1# 0-1

[Event "Veyangoda Queenstar op"]
[Site "Veyangoda"]
[Date "2023.04.19"]
[Round "7"]
[White "Sivathanujan, S."]
[Black "Sumanathilake, Yonal"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1834"]
[BlackElo "1512"]
[PlyCount "67"]
[EventDate "2023.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Be7 7. 0-0 0-0 8. c4 Nc6 9. Bxc6 bxc6 10. Nbc3 cxd4 11. Nxd4 Qc7 12. Qe2 a6 13. Be3 c5 14. Nb3 Bb7 15. f3 Nd7 16. Rad1 Rac8 17. Rd2 Bc6 18. Rfd1 a5 19. a4 Rb8 20. Nb5 Bxb5 21. axb5 Nf6 22. Qf2 Rfc8 23. Qg3 e5 24. Bg5 Rd8 25. Bxf6 Bxf6 26. Rd5 a4 27. Nxc5 Be7 28. Nd7 f6 29. Qg4 Kf7 30. Qh5+ Kg8 31. Qf5 Kf7 32. Nxb8 Rxb8 33. Qc2 Ra8 34. c5 1-0

[Event "Veyangoda Queenstar op"]
[Site "Veyangoda"]
[Date "2023.04.18"]
[Round "4"]
[White "Dharmasena, WMSSB"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1475"]
[BlackElo "1834"]
[PlyCount "142"]
[EventDate "2023.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. 0-0 Nf6 7. Qe2 d6 8. c4 Nbd7 9. Nc3 Be7 10. b3 0-0 11. Bb2 Re8 12. Rae1 Nf8 13. Kh1 e5 14. Nf5 Ne6 15. g3 Bf8 16. f4 g6 17. Nh4 Nd4 18. Qf2 Bg7 19. Ne2 Bh3 20. Ng2 Ng4 21. Qg1 Ne6 22. Rf3 Qa5 23. Bb1 Bxg2+ 24. Kxg2 exf4 25. Bxg7 Kxg7 26. gxf4 f5 27. exf5 gxf5 28. h3 Nf6 29. Kh2+ Kf7 30. Ng3 Nd4 31. Qxd4 Rxe1 32. Bxf5 Qc5 33. Rd3 Rae8 34. Bg4 h5 35. Qxc5 dxc5 36. Nxh5 R1e2+ 37. Kg3 R2e3+ 38. Rxe3 Rxe3+ 39. Kf2 Rc3 40. Nxf6 Kxf6 41. Bc8 b6 42. Bxa6 Rxh3 43. Bb5 Rc3 44. Ke2 Kf5 45. Kd2 Rg3 46. Kc2 Kxf4 47. a3 Ke4 48. Kb2 Rg2+ 49. Kc3 Ra2 50. a4 Rh2 51. Bd7 Rh7 52. Bc8 Rg7 53. Be6 Rg3+ 54. Kc2 Kd4 55. Kb2 Rg2+ 56. Ka3 Kc3 57. a5 bxa5 58. Ka4 Ra2+ 59. Kb5 Kd4 60. Bd7 Ra3 61. Be6 Rxb3+ 62. Kxa5 Rb4 63. Bf7 Rxc4 64. Kb5 Rb4+ 65. Ka5 Rb7 66. Bg6 c4 67. Ka6 Rb2 68. Ka5 Kc5 69. Ka6 Rb6+ 70. Ka5 Rxg6 71. Ka4 Ra6# 0-1

[Event "Veyangoda Queenstar op"]
[Site "Veyangoda"]
[Date "2023.04.18"]
[Round "5"]
[White "Sivathanujan, S."]
[Black "Deepan Chakkravarthy, J."]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1834"]
[BlackElo "2432"]
[PlyCount "100"]
[EventDate "2023.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bc4 e6 5. d3 Be7 6. 0-0 0-0 7. Re1 Nc6 8. a4 b6 9. Bb3 Bb7 10. h3 Re8 11. Bf4 Bf8 12. Nbd2 h6 13. Bc2 Rc8 14. Rc1 Nd7 15. Nc4 Qc7 16. Bb1 a6 17. b4 b5 18. axb5 axb5 19. Na3 Qb6 20. bxc5 dxc5 21. Qb3 c4 22. Qb2 Ra8 23. Nxb5 Ba3 24. Qxa3 Rxa3 25. Nxa3 Na5 26. dxc4 e5 27. Be3 Qb2 28. Rcd1 Bc6 29. Bc1 Qb7 30. Be3 Qb3 31. Bc1 Nc5 32. Bc2 Qb7 33. Be3 Nxe4 34. Rb1 Qe7 35. Ra1 f5 36. Bb6 Nb7 37. Nb5 Qf6 38. Nc7 Rc8 39. Na6 Ng5 40. Nxe5 Bxg2 41. Kxg2 Qxb6 42. Nb4 Nxh3 43. Kxh3 Qxf2 44. Nd5 Re8 45. Ba4 f4 46. Nxf4 Rxe5 47. Rxe5 Qf3+ 48. Kh2 Qxf4+ 49. Kg2 Qxe5 50. Bb5 Nc5 0-1

[Event "Veyangoda Queenstar op"]
[Site "Veyangoda"]
[Date "2023.04.17"]
[Round "3"]
[White "Sivathanujan, S."]
[Black "Ganepola, Thushanu Yasmith"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1834"]
[BlackElo "1356"]
[PlyCount "100"]
[EventDate "2023.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nf6 3. e3 c5 4. Bb5+ Bd7 5. a4 a6 6. Bxd7+ Nbxd7 7. f4 e6 8. Nf3 Bd6 9. 0-0 Qc7 10. Nc3 e5 11. fxe5 Nxe5 12. Nxe5 Bxe5 13. Rxf6 gxf6 14. Nxd5 Qd6 15. Bxe5 Qxe5 16. Nb6 Rd8 17. Nc4 Qd5 18. a5 Rg8 19. Qe2 Qe4 20. d3 Qg4 21. Qf2 Rd5 22. Rf1 Kf8 23. g3 Qh3 24. Nd2 Rh5 25. Ne4 Rh6 26. Qg2 Qe6 27. Qf3 Qe5 28. Qf4 Qh5 29. Rf2 Qd1+ 30. Kg2 Qh5 31. Qd6+ Kg7 32. Qxc5 Qxh2+ 33. Kf3 Qh1+ 34. Ke2 Kh8 35. Qc3 Qh5+ 36. Kd2 Rgg6 37. Qc8+ Rg8 38. Qxb7 Qxa5+ 39. b4 Qe5 40. Qxf7 Qb5 41. Qe7 Re8 42. Qc5 Qd7 43. Nxf6 Rxf6 44. Rxf6 Qg7 45. Qd4 Kg8 46. g4 Qg5 47. Rf5 Qe7 48. Qf4 Qe6 49. Rg5+ Kh8 50. Qd4+ Qe5 1-0

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.12"]
[Round "11"]
[White "De Silva, Elath Mathanga"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "D09"]
[WhiteElo "1777"]
[BlackElo "1834"]
[PlyCount "103"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Bg4 6. Bg2 Qd7 7. Qa4 0-0-0 8. 0-0 Kb8 9. Rd1 Nge7 10. Nc3 Bxf3 11. Bxf3 Nxe5 12. Rxd4 Qxd4 13. Be3 Nxf3+ 14. exf3 Qd6 15. Rd1 Qxd1+ 16. Nxd1 a6 17. b4 Nf5 18. c5 Be7 19. Kg2 c6 20. Bf4+ Ka8 21. Ne3 Nxe3+ 22. Bxe3 Rhe8 23. Qb3 f5 24. h4 Bf6 25. a4 Bd4 26. Bxd4 Rxd4 27. b5 cxb5 28. axb5 axb5 29. Qxb5 Rc8 30. Qb1 Rdd8 31. Qa1+ Kb8 32. Qxg7 Rc7 33. Qe5 Rf8 34. h5 f4 35. Qd6 Rf5 36. g4 Rff7 37. Kh3 Ka8 38. Kh4 Rc6 39. Qd8+ Ka7 40. Qa5+ Ra6 41. Qc3 h6 42. Qc4 Rff6 43. Qd4 Rac6 44. Qe5 Rce6 45. Qd4 Rc6 46. Qe5 Rce6 47. Qd4 Rc6 48. Qe5 Rce6 49. Qd4 Rc6 50. Qe5 Rce6 51. Qd4 Rc6 52. Qe5 1/2-1/2

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.12"]
[Round "10"]
[White "Sivathanujan, S."]
[Black "Laksiri, AA Kavishka Gimshan"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "1834"]
[BlackElo "1486"]
[PlyCount "87"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. c4 e5 2. b3 Nf6 3. Bb2 Nc6 4. a3 a5 5. e3 d6 6. Qc2 g6 7. d3 Bg7 8. Nf3 Qe7 9. Nc3 Bf5 10. Nd5 Qd8 11. Be2 0-0 12. 0-0 Nxd5 13. cxd5 Ne7 14. e4 Bg4 15. b4 c6 16. dxc6 Nxc6 17. b5 Bxf3 18. Bxf3 Nd4 19. Bxd4 exd4 20. Bg4 Qg5 21. h3 h5 22. Be2 Qxb5 23. Rab1 Qd7 24. f4 b5 25. f5 Kh7 26. Qb2 Rfb8 27. f6 Bh6 28. Qxd4 Qa7 29. Qxa7 Rxa7 30. Rf3 b4 31. d4 a4 32. axb4 a3 33. Bc4 a2 34. Ra1 Rxb4 35. Rxa2 Rxa2 36. Bxa2 Rxd4 37. Bd5 Bg5 38. Bxf7 Rxe4 39. Bd5 Rf4 40. Rxf4 Bxf4 41. Kf2 h4 42. Kf3 Bg5 43. f7 Kg7 44. Ke4 1/2-1/2

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.11"]
[Round "9"]
[White "Sathsindu, WM Minura"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "D08"]
[WhiteElo "1514"]
[BlackElo "1834"]
[PlyCount "92"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. e4 Nc6 5. f4 Bb4+ 6. Bd2 Bc5 7. Nf3 f6 8. a3 a5 9. Bd3 fxe5 10. 0-0 Bg4 11. h3 Bxf3 12. Qxf3 Qe7 13. f5 0-0-0 14. Qg3 h6 15. Be1 Nf6 16. Nd2 Nh5 17. Qf3 Qf7 18. Bh4 Rdf8 19. Qg4 Kb8 20. Bg3 Nf6 21. Qe2 g5 22. Nf3 g4 23. hxg4 Nxg4 24. Nh4 Ne3 25. Rf3 Rhg8 26. Ng6 Re8 27. Rb1 Qd7 28. Qd2 Qd6 29. Re1 h5 30. Kh1 Rxg6 31. fxg6 Qxg6 32. Qf2 Rg8 33. Rg1 Ng4 34. Qf1 Nd8 35. Qe1 a4 36. Qa5 Ne6 37. Qxa4 c6 38. b4 Be7 39. Qb3 h4 40. Bh2 Ng5 41. Rf5 Qxf5 42. Rb1 Nf2+ 43. Kg1 Ngh3+ 44. Kf1 Nxe4+ 45. Ke1 Qf2+ 46. Kd1 Qd2# 0-1

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.10"]
[Round "7"]
[White "Sivathanujan, S."]
[Black "Gnanaseelan, Jude Dorison"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1834"]
[BlackElo "1459"]
[PlyCount "135"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 g6 4. Be3 Bg7 5. Qd2 a5 6. Nc3 a4 7. a3 e6 8. h4 h5 9. Nge2 Nd7 10. Bg5 Ne7 11. g4 Nb6 12. b3 hxg4 13. fxg4 e5 14. h5 exd4 15. Nxd4 Bxg4 16. h6 Be5 17. Rg1 Qd7 18. Bxe7 Kxe7 19. exd5 Rae8 20. Be2 Bxe2 21. Ndxe2 Kf8 22. 0-0-0 axb3 23. cxb3 Qd6 24. dxc6 Qxa3+ 25. Kc2 bxc6 26. Ra1 Qc5 27. Rgd1 Nd5 28. Rdc1 Nxc3 29. Nxc3 Qxc3+ 30. Qxc3 Bxc3 31. Kxc3 Rxh6 32. Ra6 Re6 33. Kb2 g5 34. Ra5 g4 35. Rg1 Rhg6 36. Rf5 Re4 37. Rg3 Ke7 38. Kc3 Ke6 39. Rc5 Kd6 40. Rf5 f6 41. Rd3+ Kc7 42. Rg3 Re5 43. Rxe5 fxe5 44. Kd3 Kd6 45. Ke4 Rg5 46. b4 Ke6 47. Rc3 Kd6 48. Rg3 Kc7 49. Kd3 Kb7 50. Kc3 Ka6 51. Kc4 Kb6 52. Kc3 Ka6 53. Kc4 Kb6 54. Kb3 Kb5 55. Kc3 e4 56. Kb3 e3 57. Rxe3 g3 58. Re1 g2 59. Rg1 Rg3+ 60. Kb2 Kxb4 61. Kc2 c5 62. Kd2 c4 63. Kc2 c3 64. Rb1+ Kc4 65. Rd1 Rf3 66. Rg1 Rf2+ 67. Kc1 Kb3 68. Rh1 0-1

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.06"]
[Round "5"]
[White "Sivathanujan, S."]
[Black "Saravanabaavan, Brijeash"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1834"]
[BlackElo "1600"]
[PlyCount "105"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nf6 3. e3 e6 4. f4 Be7 5. Nf3 0-0 6. Be2 c5 7. 0-0 Nc6 8. Qe1 a6 9. a4 b6 10. h3 Bb7 11. d3 b5 12. Nbd2 Qb6 13. Qg3 bxa4 14. Rxa4 Nb4 15. Ne5 Rfd8 16. f5 Qd6 17. fxe6 fxe6 18. Ndf3 Bc6 19. Ng5 Rf8 20. Raa1 d4 21. exd4 Nxc2 22. dxc5 Qxc5+ 23. Kh2 Bd5 24. Rac1 Rac8 25. Bd1 Qe3 26. Ngf3 Nb4 27. Rxc8 Rxc8 28. Nd7 Nh5 29. Qg4 Qf4+ 30. Qxf4 Nxf4 31. d4 Nbd3 32. Nb6 Rc7 33. Nxd5 exd5 34. g3 Nxb2 35. gxf4 Rc1 36. Be2 Rc2 37. Ng1 Bf6 38. Kh1 Bxd4 39. Bxa6 Bxg1 40. Kxg1 d4 41. Rf2 d3 42. Bxd3 Rxf2 43. Bxh7+ Kxh7 44. Kxf2 Nd1+ 45. Ke2 Nc3+ 46. Kd3 Nd5 47. Ke4 Nb4 48. Kf5 Kh6 49. Ke6 Nd3 50. f5 Nc5+ 51. Ke7 Nxb3 52. f6 gxf6 53. Kxf6 1/2-1/2

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.06"]
[Round "6"]
[White "Wiratunga, Jenith"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1676"]
[BlackElo "1834"]
[PlyCount "65"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. Nf3 Bg4 6. c3 f6 7. Be2 g5 8. Bg3 h5 9. h3 Bf5 10. Qb3 Qd7 11. Na3 e6 12. Nc2 a6 13. Ne3 Be4 14. Nd2 Bg6 15. Nf3 Rc8 16. 0-0 Nh6 17. Qd1 Bd6 18. Bxd6 Qxd6 19. c4 g4 20. Nh4 Be4 21. f3 Qf4 22. Qd2 gxf3 23. Nxf3 Ng4 24. Nxg4 Qxd2 25. Nxf6+ Ke7 26. Nxd2 Nxd4 27. Nfxe4 dxe4 28. Rae1 Nc2 29. Rc1 Nd4 30. Rfe1 b5 31. Nxe4 Nxe2+ 32. Rxe2 bxc4 33. Nd2 1-0

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.05"]
[Round "4"]
[White "Senevirathne, SDBK"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1710"]
[BlackElo "1834"]
[PlyCount "73"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. d4 cxd4 4. Qd2 d3 5. Qxd3 Nc6 6. Qe3 Nf6 7. Nf3 d5 8. exd5 Nxd5 9. Nxd5 Qxd5 10. Bd3 Bc5 11. Qe4 Nb4 12. Qxd5 Nxd5 13. 0-0 0-0 14. a3 Bd6 15. Rd1 Bc7 16. c4 Nf4 17. Be4 Ne2+ 18. Kf1 Nxc1 19. Raxc1 f5 20. Bb1 e5 21. c5 h6 22. Ba2+ Kh7 23. b4 e4 24. Nd4 Be5 25. Bd5 Rd8 26. Nc2 a6 27. Rb1 Rb8 28. a4 Bd7 29. Bb3 Bc6 30. Ne3 g6 31. h3 f4 32. Nc4 Bc3 33. Bc2 Rxd1+ 34. Bxd1 e3 35. Nd6 Be5 36. Nc4 Bc3 37. b5 1/2-1/2

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.05"]
[Round "3"]
[White "Sivathanujan, S."]
[Black "Gunasekara, WAN Senpathi"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1834"]
[BlackElo "1558"]
[PlyCount "87"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. Nf3 Qe7 6. d4 e4 7. Ne5 Bd7 8. Nxd7 Qxd7 9. c4 a6 10. cxd5 axb5 11. dxc6 bxc6 12. Qc2 Bb4+ 13. Bc3 Bxc3+ 14. Nxc3 f5 15. 0-0 Nf6 16. Rfc1 0-0 17. Ne2 Ra6 18. a4 Rfa8 19. Nc3 Qd6 20. h3 g5 21. Rab1 Rb6 22. axb5 cxb5 23. Ne2 Nd5 24. Ng3 Qe6 25. Ra1 Rba6 26. Rxa6 Rxa6 27. Qe2 c6 28. Kh1 Nb4 29. f3 Ra2 30. Qf1 Nd3 31. Ra1 Rf2 32. Ra8+ Kf7 33. Qd1 Rxf3 34. Ra7+ Kg6 35. d5 Qe5 36. Qc2 Rxg3 37. Qxc6+ Qf6 38. Qc7 Kh5 39. Qxg3 Qb2 40. Rxh7+ Kg6 41. Qc7 Qf6 42. Re7 Qa1+ 43. Kh2 f4 44. Re6+ 1-0

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.04"]
[Round "2"]
[White "Perera, HA Lisanda Vinsith"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1479"]
[BlackElo "1834"]
[PlyCount "13"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 h5 4. h4 Nf6 5. Bg2 d5 6. d3 d4 7. Nb1 0-1

[Event "SRI-chB"]
[Site "Colombo"]
[Date "2023.03.04"]
[Round "1"]
[White "Sivathanujan, S."]
[Black "Gunaweera, Geenuka Kavinu"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1834"]
[BlackElo "1359"]
[PlyCount "93"]
[EventDate "2023.03.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. f4 d5 2. e3 c5 3. Nf3 Nf6 4. c3 Nc6 5. d4 Bg4 6. Nbd2 e6 7. Bb5 cxd4 8. cxd4 Qb6 9. Qa4 Bxf3 10. Nxf3 a6 11. Bxc6+ Qxc6 12. Qxc6+ bxc6 13. Bd2 c5 14. Rc1 Ne4 15. Ng5 Nxg5 16. fxg5 cxd4 17. exd4 Bd6 18. 0-0 Ke7 19. Bf4 Bxf4 20. Rxf4 Rac8 21. Rff1 Rhf8 22. h4 Rc4 23. b3 Rxc1 24. Rxc1 Kd6 25. b4 Rb8 26. a3 f6 27. Kf2 e5 28. Ke3 h6 29. g6 Kd7 30. Rc5 Kd6 31. g4 Rb6 32. Rc8 Rc6 33. Rxc6+ Kxc6 34. dxe5 fxe5 35. h5 Kb5 36. g5 hxg5 37. h6 d4+ 38. Kd3 gxh6 39. g7 Ka4 40. g8Q Kxa3 41. Kc4 d3 42. Qg6 e4 43. Qxe4 h5 44. Qxd3+ Ka2 45. Qc2+ Ka1 46. Kb3 g4 47. Qb2# 1-0

[Event "Colombo Golden Jubilee op"]
[Site "Colombo"]
[Date "2022.11.27"]
[Round "8"]
[White "Amer, Karim"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "D90"]
[WhiteElo "2171"]
[BlackElo "1731"]
[PlyCount "72"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 g6 5. Bg5 Ne4 6. Bf4 Nxc3 7. bxc3 dxc4 8. g3 Bg7 9. Bg2 0-0 10. 0-0 Nd7 11. Rb1 Qa5 12. Qd2 e5 13. Bh6 e4 14. Nh4 Nf6 15. Bxg7 Kxg7 16. f3 e3 17. Qxe3 Nd5 18. Qc1 Qxc3 19. e4 Qxd4+ 20. Kh1 Ne3 21. Re1 Nxg2 22. Kxg2 Rd8 23. Re2 b5 24. Qg5 h6 25. Qe7 Qd6 26. Qxd6 Rxd6 27. f4 Bg4 28. Rf2 c3 29. h3 Be6 30. f5 Bc4 31. Nf3 Rad8 32. Rc1 b4 33. Ne5 Bd3 34. Kf3 Re8 35. Nxd3 Rxd3+ 36. Ke2 Rd2+ 0-1

[Event "Colombo Golden Jubilee op"]
[Site "Colombo"]
[Date "2022.11.27"]
[Round "9"]
[White "Sivathanujan, S."]
[Black "Liyanage, Ranindu Dilshan"]
[Result "1/2-1/2"]
[ECO "C03"]
[WhiteElo "1731"]
[BlackElo "2331"]
[PlyCount "47"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 Nf6 5. Ne2 c5 6. exd5 Qxd5 7. Bb5+ Nbd7 8. Nf3 cxd4 9. Bxd7+ Bxd7 10. Qxd4 Qa5+ 11. Qd2 Qb6 12. 0-0 Rd8 13. Ned4 Bc6 14. Qc3 Bb4 15. Qc4 Bd5 16. Qe2 Rc8 17. Rd1 Bc4 18. Qe5 Bd6 19. Qe1 0-0 20. b3 Bd5 21. c4 Be4 22. Bg5 Bg6 23. Nb5 Bb8 24. Ne5 1/2-1/2

[Event "Colombo Golden Jubilee op"]
[Site "Colombo"]
[Date "2022.11.26"]
[Round "7"]
[White "Fominyh, Alexander"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2285"]
[BlackElo "1731"]
[PlyCount "74"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bg5 Nc6 5. Nc3 Nf6 6. Bxf6 gxf6 7. e3 e6 8. g3 Qb6 9. Rb1 Bd7 10. Nge2 Bd6 11. Nf4 Bxf4 12. gxf4 f5 13. Rg1 Ne7 14. Bd3 a6 15. a3 Rg8 16. Rxg8+ Nxg8 17. Qh5 h6 18. Kd2 Rc8 19. Qh4 Kf8 20. f3 Qd8 21. Qxd8+ Rxd8 22. b4 Nf6 23. Rg1 Ke7 24. Rg3 Rg8 25. Rxg8 Nxg8 26. a4 Nf6 27. a5 Kd6 28. Ne2 Ne8 29. Nc1 Ba4 30. Bb1 Nf6 31. Nd3 Nd7 32. Ne5 Nxe5 33. dxe5+ Kc6 34. Bd3 Bb5 35. Bc2 Bc4 36. Ba4+ Bb5 37. Bd1 Bc4 1/2-1/2

[Event "Colombo Golden Jubilee op"]
[Site "Colombo"]
[Date "2022.11.26"]
[Round "6"]
[White "Sivathanujan, S."]
[Black "Alahakoon, Isuru"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1731"]
[BlackElo "1984"]
[PlyCount "147"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 e6 4. Nc3 Nf6 5. Be3 dxe4 6. fxe4 Bb4 7. Qf3 Qa5 8. Nge2 c5 9. dxc5 Nbd7 10. 0-0-0 0-0 11. Qg3 Bxc5 12. Nd4 Bb4 13. Nb3 Qh5 14. Be2 Qg6 15. Qxg6 hxg6 16. Bf3 Bxc3 17. bxc3 e5 18. g4 Re8 19. g5 Nh5 20. Rd6 b6 21. Rhd1 Nf8 22. c4 Nf4 23. c5 bxc5 24. Nxc5 N8e6 25. Nxe6 Bxe6 26. Ra6 Bc4 27. Rxa7 Rxa7 28. Bxa7 Bxa2 29. Bb6 Ne6 30. h4 Rc8 31. Kb2 Rb8 32. Rd6 Bc4 33. Bg4 Kf8 34. Kc3 Ke7 35. Rd1 Rxb6 36. Kxc4 Rc6+ 37. Kd3 Nf4+ 38. Kd2 Rd6+ 39. Ke1 Rc6 40. Rd7+ Ke8 41. Rd2 Rc4 42. Bf3 Ne6 43. Kf2 Nd4 44. Bd1 Ke7 45. Ke3 f5 46. gxf6+ gxf6 47. Rg2 Kf7 48. Kd3 Rc8 49. c3 Ne6 50. Bb3 Rd8+ 51. Ke3 Rd6 52. Bxe6+ Rxe6 53. Rh2 f5 54. h5 f4+ 55. Kf3 Rc6 56. hxg6+ Kxg6 57. Rg2+ Kf6 58. Rc2 Rc4 59. Rc1 Ke6 60. Rc2 Kd6 61. Rd2+ Kc6 62. Rd5 Rxc3+ 63. Kg4 Rc5 64. Rd1 Kb5 65. Rb1+ Kc4 66. Kf3 Kd3 67. Rd1+ Kc4 68. Rc1+ Kb5 69. Rb1+ Kc6 70. Kg4 Kd6 71. Kf5 Kc6 72. Ke6 Kc7 73. Rb2 Kc6 74. Rb1 1/2-1/2

[Event "Colombo Golden Jubilee op"]
[Site "Colombo"]
[Date "2022.11.25"]
[Round "5"]
[White "Sivathanujan, S."]
[Black "Amarasinghe, AACB"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1731"]
[BlackElo "1850"]
[PlyCount "111"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 e6 4. Nc3 Bb4 5. Qd3 b6 6. a3 Ba6 7. Qd2 Bxc3 8. Qxc3 Bxf1 9. Kxf1 dxe4 10. fxe4 Qh4 11. Qf3 Nf6 12. Bf4 h5 13. h3 Nfd7 14. e5 Qd8 15. h4 Nf8 16. Ne2 Ng6 17. Bg5 Qd5 18. Qd3 c5 19. Nc3 Qc6 20. d5 exd5 21. e6 0-0 22. e7 Re8 23. Nxd5 Nd7 24. Qe4 Nde5 25. g4 hxg4 26. h5 f5 27. Qg2 Qb5+ 28. Qe2 Qxe2+ 29. Kxe2 Nxe7 30. Bxe7 Nc6 31. Kf2 Nxe7 32. Nc7 Nc6 33. Nxa8 Rxa8 34. h6 g6 35. Rae1 Kf7 36. Kg3 Nd4 37. c3 Nf3 38. Rd1 Ke6 39. h7 Rh8 40. Rh6 Ke5 41. Rd7 Ng5 42. Rg7 Ne4+ 43. Kh2 g3+ 44. Kg2 Rd8 45. Re7+ Kf4 46. Rh4+ Ke3 47. Rexe4+ fxe4 48. h8Q Rxh8 49. Rxh8 Ke2 50. Kxg3 e3 51. Rh2+ Kd3 52. Kf3 g5 53. Rg2 e2 54. Rxe2 g4+ 55. Kf2 g3+ 56. Ke1 1-0

[Event "Colombo Golden Jubilee op"]
[Site "Colombo"]
[Date "2022.11.24"]
[Round "4"]
[White "Liyanapathirana, Pasan Vindula"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "1896"]
[BlackElo "1731"]
[PlyCount "61"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. e4 e6 4. Nf3 d6 5. d4 cxd4 6. Nxd4 a6 7. g3 Qc7 8. Be3 h5 9. h3 b6 10. Bg2 Bb7 11. 0-0 Nbd7 12. Rc1 Rc8 13. b3 Qb8 14. Re1 Be7 15. Qd2 0-0 16. Bg5 Rfe8 17. Re2 Bf8 18. Rf1 Qc7 19. Rc1 Qb8 20. Ree1 Nh7 21. Be3 Nhf6 22. Bg5 Qa8 23. Rcd1 Nh7 24. Be3 Nc5 25. f3 Qb8 26. Bf2 Nf6 27. Nde2 Ncd7 28. Nf4 Qc7 29. Rc1 g6 30. Nfe2 Kh7 31. Be3 1/2-1/2

[Event "Colombo Golden Jubilee op"]
[Site "Colombo"]
[Date "2022.11.24"]
[Round "3"]
[White "Sivathanujan, S."]
[Black "Barsov, Alexei"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "1731"]
[BlackElo "2327"]
[PlyCount "97"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. 0-0 a6 8. a4 Nc6 9. Nb3 Nf6 10. Nbxd4 Nxd4 11. Qxd4 Qxd4 12. Nxd4 Bd7 13. h3 Rc8 14. Bb3 Bc5 15. Be3 Ke7 16. Rfe1 Rhd8 17. Nf5+ Kf8 18. Bxc5+ Rxc5 19. Ne3 Bc6 20. Rad1 Ke7 21. Rxd8 Kxd8 22. Rd1+ Kc7 23. f3 Nd7 24. c3 Re5 25. Nc4 Rg5 26. h4 Rh5 27. Rd4 Nc5 28. Nd2 e5 29. Rg4 g6 30. Bxf7 Nxa4 31. Nf1 Nxb2 32. Ng3 Rh6 33. h5 gxh5 34. Bxh5 Nd1 35. c4 Ne3 36. Rg7+ Kb6 37. Bf7 Kc5 38. Bg8 Rg6 39. Rxg6 hxg6 40. Bh7 g5 41. Be4 a5 42. Kf2 Nxc4 43. Bxc6 Kxc6 44. Ne4 a4 45. Nc3 a3 46. Ke2 b5 47. Kd3 b4 48. Na2 b3 49. Nb4+ 0-1

[Event "Colombo Golden Jubilee op"]
[Site "Colombo"]
[Date "2022.11.23"]
[Round "2"]
[White "Nabil Nazar, Mohamed"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1961"]
[BlackElo "1731"]
[PlyCount "40"]
[EventDate "2022.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. c3 f6 6. Nf3 Bg4 7. Qb3 Qd7 8. Nbd2 g5 9. Bg3 h5 10. h3 Bf5 11. Be2 e6 12. 0-0-0 a6 13. Qb6 Nge7 14. h4 Rh7 15. Qc7 Qxc7 16. Bxc7 g4 17. Ne1 Rc8 18. Bb6 Nb4 19. Nb3 Nxa2+ 20. Kd2 Bh6+ 0-1

[Event "Commonwealth-ch"]
[Site "Waskaduwa"]
[Date "2022.11.22"]
[Round "9"]
[White "Muhammed, Shuaau"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2035"]
[BlackElo "1731"]
[PlyCount "127"]
[EventDate "2022.11.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Bf5 6. Nc3 e6 7. Qb3 Qb6 8. Qxb6 axb6 9. Bb5 Bb4 10. Nge2 Nf6 11. f3 0-0 12. g4 Bg6 13. Kf2 Nd7 14. h4 f6 15. Bg3 Rac8 16. Rac1 Rfd8 17. a3 Be7 18. Na4 e5 19. Rc3 Bf7 20. Rhc1 Ra8 21. R3c2 Ra5 22. Nac3 Ndb8 23. f4 Na7 24. Ba4 exd4 25. Nxd4 Nac6 26. Rd2 Nxd4 27. exd4 f5 28. Re1 Kf8 29. g5 Nc6 30. Ke3 Rda8 31. Bb3 Rd8 32. Rh2 Bc5 33. Ne2 Re8+ 34. Kd3 Rxe2 35. Rexe2 Nxd4 36. Bd1 Nxe2 37. Bxe2 Ra4 38. h5 Bxa3 39. Bd1 Ra8 40. g6 Bg8 41. gxh7 Bxh7 42. Bb3 Be7 43. Bf2 Bc5 44. Bxc5+ bxc5 45. Bxd5 Ra4 46. Ke3 b5 47. Rd2 Ra6 48. Rc2 c4 49. Kd4 Bg8 50. Bxg8 Kxg8 51. Kc5 Ra2 52. Kxb5 c3 53. Rxc3 Rxb2+ 54. Kc5 Rh2 55. Kd5 Rxh5 56. Ke5 Kf7 57. Rc6 Kg8 58. Rg6 Kh7 59. Ra6 g6 60. Ra7+ Kh6 61. Ra8 Kg7 62. Ra7+ Kh6 63. Ra8 Kg7 64. Ra7+ 1/2-1/2

[Event "Commonwealth-ch"]
[Site "Waskaduwa"]
[Date "2022.11.20"]
[Round "7"]
[White "Hossain, Enamul"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2392"]
[BlackElo "1731"]
[PlyCount "71"]
[EventDate "2022.11.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 a6 4. Bb2 d6 5. d4 cxd4 6. Nxd4 Nf6 7. Nc3 Qc7 8. Qd2 b5 9. f3 Bb7 10. 0-0-0 Be7 11. Kb1 Nc6 12. Nxc6 Bxc6 13. g4 e5 14. Bd3 b4 15. Ne2 d5 16. g5 dxe4 17. gxf6 exd3 18. fxg7 Rg8 19. Qxd3 Rxg7 20. Ng3 f6 21. Rhe1 Rd8 22. Qc4 Rxd1+ 23. Rxd1 Qb7 24. Nf5 Rg2 25. Qe6 Qc7 26. Nd6+ Kd8 27. Nf7+ Ke8 28. Nd6+ Kd8 29. Nb5+ Qd7 30. Rxd7+ Bxd7 31. Qb6+ Ke8 32. Nd6+ Bxd6 33. Qxd6 Bf5 34. Qxf6 Bxc2+ 35. Kc1 Bg6 36. Qxe5+ 1-0

[Event "Commonwealth-ch"]
[Site "Waskaduwa"]
[Date "2022.11.18"]
[Round "5"]
[White "De Silva, LMST"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2521"]
[BlackElo "1731"]
[PlyCount "67"]
[EventDate "2022.11.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 c5 3. e3 a6 4. Nf3 Nc6 5. d4 cxd4 6. Nxd4 Nxd4 7. Qxd4 Nf6 8. Bd3 g6 9. Nc3 Be6 10. e4 dxe4 11. Qxd8+ Rxd8 12. Nxe4 Bg7 13. Nxf6+ Bxf6 14. Bxf6 exf6 15. 0-0-0 Ke7 16. Be4 b5 17. Kb2 f5 18. Bf3 g5 19. g3 g4 20. Be2 h5 21. h4 Bd5 22. Rhe1 Kf6 23. c4 bxc4 24. bxc4 Be4 25. Kc3 Ke5 26. c5 a5 27. Bb5 f4 28. Kc4 fxg3 29. fxg3 f5 30. Bd7 Rb8 31. Rd5+ Kf6 32. Rd6+ Ke7 33. Bxf5 Rb4+ 34. Kc3 1-0

[Event "Commonwealth-ch"]
[Site "Waskaduwa"]
[Date "2022.11.17"]
[Round "4"]
[White "Sivathanujan, S."]
[Black "Priyanka, Nutakki"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "1731"]
[BlackElo "2320"]
[PlyCount "224"]
[EventDate "2022.11.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. 0-0 Nc6 8. Nb3 a6 9. a4 Nf6 10. Nbxd4 Nxd4 11. Qxd4 Qxd4 12. Nxd4 Bd7 13. h3 Be7 14. Rd1 0-0 15. Bf4 Rac8 16. Bb3 Rfd8 17. c3 h6 18. Nf3 Bc6 19. Rxd8+ Bxd8 20. Be5 Nd7 21. Bd6 Bb6 22. Ne5 Nf6 23. Nxc6 Rxc6 24. Bf4 g5 25. Bd2 Kf8 26. Kf1 Ne4 27. Be1 f5 28. Bc2 Nf6 29. Rd1 Ke7 30. Bd2 Ne8 31. h4 Kf6 32. hxg5+ hxg5 33. Ke2 Nd6 34. Rh1 Nf7 35. f3 Bc5 36. g4 Bf8 37. gxf5 exf5 38. Rh7 Re6+ 39. Kf1 Ne5 40. f4 Nf3 41. fxg5+ Kg6 42. Rd7 Nh2+ 43. Kf2 Bc5+ 44. Kg3 Re2 45. Bxf5+ Kxf5 46. Rd5+ Kg6 47. Rxc5 Rxd2 48. b4 Nf1+ 49. Kf3 Rd7 50. a5 Re7 51. b5 Nd2+ 52. Kf4 Re4+ 53. Kg3 Ra4 54. Rc7 axb5 55. Rxb7 Ne4+ 56. Kf3 Nxc3 57. Ke3 Rxa5 58. Kd3 Nd5 59. Kd4 b4 60. Kc4 Kxg5 61. Rf7 Kg6 62. Rf3 Kg7 63. Rf2 Kg6 64. Rf3 Kg5 65. Rf8 Nf6 66. Kxb4 Re5 67. Kc4 Kf5 68. Kd4 Rd5+ 69. Kc4 Rd7 70. Rh8 Ke5 71. Rh1 Rc7+ 72. Kd3 Kd5 73. Rd1 Rh7 74. Ke3+ Ke5 75. Kd3 Rd7+ 76. Kc2 Nd5 77. Rh1 Rc7+ 78. Kd2 Ke4 79. Re1+ Kd4 80. Rh1 Nf6 81. Rh8 Ne4+ 82. Ke2 Rc2+ 83. Kf3 Rf2+ 84. Kg4 Rf1 85. Ra8 Nf6+ 86. Kg3 Ne4+ 87. Kg4 Nc3 88. Rd8+ Nd5 89. Kg3 Rf7 90. Kg4 Ke4 91. Re8+ Ne7 92. Kg5 Ke5 93. Kg4 Ke4 94. Kg5 Rf5+ 95. Kg4 Re5 96. Ra8 Nf5 97. Ra4+ Nd4 98. Ra1 Nc2 99. Ra4+ Ke3 100. Rc4 Nd4 101. Rc3+ Ke4 102. Rc1 Kd5 103. Ra1 Re8 104. Ra5+ Ke4 105. Kg5 Rf8 106. Ra4 Rf1 107. Ra8 Ne6+ 108. Kg6 Nf8+ 109. Kg5 Ne6+ 110. Kg6 Nf8+ 111. Kg5 Ne6+ 112. Kg6 Nf8+ 1/2-1/2

[Event "Commonwealth-ch"]
[Site "Waskaduwa"]
[Date "2022.11.16"]
[Round "3"]
[White "Liyanage, Ranindu Dilshan"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "2331"]
[BlackElo "1731"]
[PlyCount "93"]
[EventDate "2022.11.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be3 Bb7 9. f3 Be7 10. Rc1 Nc6 11. Be2 0-0 12. Nd5 exd5 13. cxd5 Bd6 14. Nf5 Be5 15. Qb3 b5 16. dxc6 dxc6 17. g3 Qa5+ 18. Kf2 Rfe8 19. Rhd1 Rad8 20. Bc5 Qc7 21. Kg2 Bc8 22. Rxd8 Qxd8 23. Rd1 Qc7 24. Nd6 Bxd6 25. Bxd6 Qd7 26. Qc2 h5 27. Bf4 Qh3+ 28. Kg1 Bb7 29. Qc5 Qc8 30. Bf1 Rd8 31. Rd6 Rxd6 32. Bxd6 Qe6 33. Bf4 Qd7 34. b4 Bc8 35. Be2 Qe6 36. Qb6 Qa2 37. Bf1 Be6 38. Qe3 Bc4 39. Bg2 Qb1+ 40. Qc1 Qd3 41. h4 Nd7 42. Qe3 Ne5 43. Kh2 Qxe3 44. Bxe3 Be2 45. Bf4 Nxf3+ 46. Bxf3 Bxf3 47. e5 1/2-1/2

[Event "Commonwealth-ch"]
[Site "Waskaduwa"]
[Date "2022.11.15"]
[Round "2"]
[White "Sivathanujan, S."]
[Black "Pranesh, M."]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1731"]
[BlackElo "2438"]
[PlyCount "116"]
[EventDate "2022.11.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. a3 d6 6. h3 g5 7. Nc3 Bg7 8. Be3 Qe7 9. Qd2 Be6 10. 0-0-0 a6 11. Bxe6 fxe6 12. d4 exd4 13. Nxd4 Nxd4 14. Bxd4 Nd7 15. Bxg7 Qxg7 16. Qd4 Ne5 17. f3 0-0-0 18. Qa7 Nc6 19. Qe3 h5 20. h4 gxh4 21. Rxh4 Ne5 22. Rh2 Qg3 23. Qg1 Rdg8 24. Ne2 Qg6 25. Qa7 Nc6 26. Qe3 h4 27. Rdh1 Qg7 28. Kb1 Ne5 29. b3 Kb8 30. Qf2 Ng6 31. g3 hxg3 32. Qxg3 Rxh2 33. Rxh2 Qf7 34. Rg2 e5 35. Qh3 Ne7 36. Rxg8+ Qxg8 37. Ng3 Nc6 38. Nf5 Qg1+ 39. Kb2 b5 40. Qg4 Qf2 41. Qg8+ Kb7 42. Qd5 Kb6 43. Qd3 Qg1 44. Qe3+ Qxe3 45. Nxe3 Nd4 46. f4 exf4 47. Nd5+ Kc5 48. Nxf4 a5 49. c3 Nf3 50. Kc2 a4 51. Nd3+ Kb6 52. bxa4 bxa4 53. c4 Ng5 54. e5 dxe5 55. Nxe5 Kc5 56. Kd3 Kd6 57. Ng4 Nf3 58. Nf2 Ke5 1/2-1/2

[Event "Madurai Athens of the East op 2nd"]
[Site "Madurai"]
[Date "2022.06.28"]
[Round "1"]
[White "Tran, Tuan Minh"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2513"]
[BlackElo "1736"]
[PlyCount "125"]
[EventDate "2022.06.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "IND"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Be2 Nbd7 9. Bd2 c5 10. Nxg6 hxg6 11. cxd5 Nxd5 12. Nxd5 exd5 13. Qb3 cxd4 14. Qxd5 dxe3 15. Bxe3 Bb4+ 16. Kf2 Qh4+ 17. g3 Qe7 18. Bb5 Rh5 19. Qxb7 Rd8 20. Rad1 Bc5 21. Bxd7+ Rxd7 22. Qc8+ Qd8 23. Qxd8+ Kxd8 24. Rxd7+ Kxd7 25. Rd1+ Ke6 26. h4 Bxe3+ 27. Kxe3 Re5+ 28. Kf2 Rc5 29. Re1+ Kd6 30. Re4 a5 31. b3 Rc2+ 32. Re2 Rc3 33. g4 Rd3 34. Kg3 Rc3 35. Re4 Rc2 36. Ra4 Rc5 37. Kf4 Ke6 38. Ke3 Kd6 39. Rd4+ Ke6 40. Rc4 Rd5 41. Rc6+ Kd7 42. Ra6 Ke7 43. Ke4 Rb5 44. Kd3 Rd5+ 45. Kc4 Re5 46. a4 Re3 47. Rxa5 Rxf3 48. Re5+ Kd6 49. Re4 f5 50. Rd4+ Kc6 51. b4 Rf1 52. b5+ Kc7 53. Kd5 Kb6 54. g5 Re1 55. Rc4 Kb7 56. a5 Rb1 57. Kc5 Re1 58. a6+ Ka7 59. Kc6 Re6+ 60. Kd5 Re7 61. Kd6 Rf7 62. Rc7+ Rxc7 63. Kxc7 1-0

[Event "Chennai op 13th"]
[Site "Chennai"]
[Date "2022.06.22"]
[Round "5"]
[White "Konguvel, Ponnuswamy"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2299"]
[BlackElo "1736"]
[PlyCount "165"]
[EventDate "2022.06.19"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "IND"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. 0-0 Nf6 7. Qe2 d6 8. c4 Nbd7 9. f4 Nc5 10. Nc3 Nxd3 11. Qxd3 Bd7 12. Bd2 Rc8 13. b3 g6 14. Rac1 Bg7 15. Kh1 0-0 16. Be3 Qa5 17. Nde2 Rfd8 18. a4 Qb4 19. Nd4 Qa5 20. Bg1 Nh5 21. Nde2 Bc6 22. Qe3 Nf6 23. Rfd1 h5 24. h3 Bf8 25. Nd4 Be8 26. f5 exf5 27. exf5 Qe5 28. fxg6 fxg6 29. Ne6 Qxe3 30. Bxe3 Rd7 31. Rf1 Be7 32. Bd4 Nh7 33. Nd5 Bf7 34. Nb6 Bxe6 35. Nxc8 Bh4 36. Nb6 Rd8 37. Nd5 Bf5 38. Kh2 Bd3 39. Rf3 Be4 40. Rff1 Bd3 41. Rfd1 Be4 42. Rc3 b5 43. axb5 axb5 44. Ra1 Rd7 45. Re3 Bxd5 46. cxd5 Bf6 47. Bxf6 Nxf6 48. Re6 Nxd5 49. Rxg6+ Kh7 50. Rg5 Nc3 51. Rxh5+ Kg6 52. Rh4 d5 53. Rd4 Kf5 54. Re1 Rb7 55. Re3 b4 56. g4+ Kf6 57. Kg3 Ne4+ 58. Rexe4 dxe4 59. Rxe4 Kg6 60. h4 Rb5 61. Kf4 Rb8 62. h5+ Kh6 63. Re6+ Kg7 64. g5 Rf8+ 65. Ke4 Rf1 66. Re7+ Kg8 67. Rb7 Rh1 68. Kf5 Rc1 69. Rxb4 Rc5+ 70. Kg4 Rc7 71. Rb6 Kg7 72. h6+ Kh7 73. Kh5 Rc8 74. Rb7+ Kh8 75. b4 Kg8 76. b5 Rd8 77. Rc7 Rb8 78. Kg6 Kh8 79. Rc6 Rg8+ 80. Kh5 Rb8 81. b6 Kg8 82. Kg6 Kh8 83. b7 1-0

[Event "SRI-chB"]
[Site "Mount Lavinia"]
[Date "2022.03.19"]
[Round "7"]
[White "Bandara, Dhanushka"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1871"]
[BlackElo "1761"]
[PlyCount "96"]
[EventDate "2022.03.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. 0-0 Nf6 7. Qe2 d6 8. c4 Nbd7 9. b3 b6 10. Bb2 Bb7 11. Nc3 Be7 12. Rae1 Ne5 13. Bb1 g5 14. Nf3 g4 15. Nxe5 dxe5 16. Rd1 h5 17. Na4 Bc6 18. Nc3 h4 19. Nd5 exd5 20. exd5 Nxd5 21. cxd5 Bb5 22. Qe4 Qb7 23. Bxe5 Rh6 24. Rfe1 g3 25. hxg3 hxg3 26. Bxg3 0-0-0 27. Bf4 Rh4 28. g3 Rxf4 29. Qxf4 Bd6 30. Qf6 Bc5 31. Bf5+ Bd7 32. Bxd7+ Qxd7 33. Qc6+ Qxc6 34. dxc6 Rg8 35. Kg2 Kc7 36. Rd7+ Kxc6 37. Rxf7 Kb5 38. Re4 Kc6 39. b4 Bd6 40. Rf5 Rg6 41. g4 Kd7 42. g5 a5 43. bxa5 bxa5 44. Rxa5 Kc6 45. f4 Kb6 46. Rf5 Kc7 47. Rf7+ Kc6 48. Rf6 Kd5 1-0

[Event "SRI-chB"]
[Site "Mount Lavinia"]
[Date "2022.03.19"]
[Round "8"]
[White "Sivathanujan, S."]
[Black "Marapana, Sanupa Bimsath"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1761"]
[BlackElo "1390"]
[PlyCount "152"]
[EventDate "2022.03.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Bb5+ Nc6 8. Bxc6+ bxc6 9. Nbd2 Nh6 10. h3 Bxf3 11. Nxf3 0-0 12. 0-0 Nf5 13. Bf4 e6 14. Rc1 Qb6 15. Qd2 Rfc8 16. g4 Ne7 17. Bh6 Rf8 18. Rc3 Kh8 19. Rfc1 Rac8 20. h4 Ng8 21. Bxg7+ Kxg7 22. h5 h6 23. g5 Qb7 24. Kh2 hxg5 25. Qxg5 Qxb2 26. R3c2 Qb5 27. Nh4 Qd3 28. Rd2 Qa3 29. Rg1 Qe7 30. h6+ Kh8 31. h7 Kxh7 32. Nxg6 fxg6 33. Qxg6+ Kh8 34. Rg3 Rf7 35. Rh3+ Rh7 36. Rdd3 Rf8 37. Rdg3 Qf7 38. Qd3 Qxf2+ 39. Rg2 Qf4+ 40. Kg1 Qf1+ 41. Qxf1 Rxf1+ 42. Kxf1 Rxh3 43. Rg6 Rh6 44. Rg3 Ne7 45. Ra3 Nc8 46. Ra6 Rh1+ 47. Ke2 Rc1 48. Kd3 Kg7 49. Ra3 Kg6 50. Rb3 Nb6 51. Ra3 c5 52. dxc5 Rxc5 53. Rxa7 Kf5 54. Rb7 Nc8 55. Rb8 Kxe5 56. Ra8 Nd6 57. a4 Nc4 58. Rh8 Nb2+ 59. Kd2 Nxa4 60. Rh5+ Kd6 61. Rh6 d4 62. Kd3 Kd5 63. Rh8 Rc3+ 64. Kd2 e5 65. Rd8+ Ke4 66. Rh8 Kd5 67. Rd8+ Kc4 68. Re8 Re3 69. Rc8+ Nc5 70. Rh8 e4 71. Rh1 Nb3+ 72. Kc2 d3+ 73. Kd1 d2 74. Kc2 Rc3+ 75. Kb2 Rc1 76. Rh4 d1N+ 0-1

[Event "SRI-chB"]
[Site "Mount Lavinia"]
[Date "2022.03.18"]
[Round "5"]
[White "Sivathanujan, S."]
[Black "Liyanage, Daham Kusalwin"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1761"]
[BlackElo "1484"]
[PlyCount "79"]
[EventDate "2022.03.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 g6 4. e5 Bg7 5. Be3 Qb6 6. Nc3 Bxe5 7. Qd2 Bg7 8. 0-0-0 h5 9. h4 Bf5 10. Nh3 Bxh3 11. Rxh3 Nh6 12. Kb1 Nf5 13. Bf2 Nd7 14. g4 Nd6 15. Na4 Qc7 16. Re1 0-0-0 17. Rxe7 hxg4 18. fxg4 Ne4 19. Rxe4 dxe4 20. Bg3 Be5 21. dxe5 Nc5 22. Qe1 Nxa4 23. Bc4 Qd7 24. c3 Qxg4 25. Rh1 e3 26. Bb3 Rd2 27. Qxe3 Rhd8 28. e6 R2d3 29. Qe1 Qxg3 30. Bxa4 Qxe1+ 31. Rxe1 fxe6 32. Rxe6 Rh3 33. Rxg6 Rh2 34. Rg1 Rdd2 35. Bb3 Rxb2+ 36. Kc1 a5 37. h5 a4 38. Be6+ Kc7 39. h6 Rhc2+ 40. Kd1 1/2-1/2

[Event "SRI-chB"]
[Site "Mount Lavinia"]
[Date "2022.03.18"]
[Round "6"]
[White "Wiratunga, Jenith"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "D79"]
[WhiteElo "1555"]
[BlackElo "1761"]
[PlyCount "16"]
[EventDate "2022.03.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 g6 5. Bg2 Bg7 6. cxd5 cxd5 7. 0-0 0-0 8. Nc3 Nc6 0-1

[Event "SRI-chB"]
[Site "Mount Lavinia"]
[Date "2022.03.17"]
[Round "4"]
[White "Alahakoon, Isuru"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2022"]
[BlackElo "1761"]
[PlyCount "58"]
[EventDate "2022.03.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. h3 0-0 7. Bd3 Nbd7 8. 0-0 Re8 9. cxd5 cxd5 10. Qb3 e5 11. Bb5 exd4 12. exd4 a6 13. Bxd7 Bxd7 14. Qxb7 Qa5 15. Bf4 Rec8 16. b4 Qa3 17. Rfc1 Bc6 18. Qe7 Re8 19. Qd6 Re6 20. Qc7 Ne8 21. Qb6 Bb5 22. Qa5 Qxa5 23. bxa5 Bc4 24. Na4 Be2 25. Nc5 Rc6 26. Ne5 Bxe5 27. Bxe5 Rac8 28. Re1 Bc4 29. f3 f6 1-0

[Event "SRI-chB"]
[Site "Mount Lavinia"]
[Date "2022.03.17"]
[Round "3"]
[White "Sivathanujan, S."]
[Black "Laksiri, AA Kavishka Gimshan"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1761"]
[BlackElo "1387"]
[PlyCount "83"]
[EventDate "2022.03.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "SRI"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 d6 6. 0-0 Nf6 7. Nc3 0-0 8. h3 Re8 9. Nxc6 bxc6 10. Re1 Bb7 11. Qf3 h6 12. Bf4 d5 13. Rad1 Bb4 14. e5 Nd7 15. Bd3 d4 16. Bf5 Nf8 17. a3 Bxc3 18. bxc3 Ne6 19. cxd4 Nxf4 20. Qxf4 Qe7 21. Re3 Rad8 22. Rg3 Kh8 23. Be4 Qe6 24. c3 Bc8 25. Qh4 c5 26. f4 f5 27. d5 Qb6 28. Bb1 c4+ 29. Kh2 Qf2 30. Qh5 Qxf4 31. Qg6 Rg8 32. e6 h5 33. Rd4 Qh6 34. Rh4 Qxg6 35. Rxg6 Rge8 36. Rxh5+ Kg8 37. Rxf5 Re7 38. h4 c6 39. Be4 cxd5 40. Bxd5 Rd6 41. Bxc4 Bxe6 42. Rxe6 1-0

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.30"]
[Round "12"]
[White "De Silva, LMST"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "2131"]
[BlackElo "1828"]
[PlyCount "79"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. Nc3 Qc7 7. 0-0 Be7 8. Be3 d6 9. f4 h5 10. h3 Nbd7 11. Bf3 Rb8 12. a4 b6 13. e5 dxe5 14. Nc6 exf4 15. Bd4 g5 16. Nxb8 Qxb8 17. Bc6 e5 18. Bf2 Qc7 19. Bd5 g4 20. Kh1 gxh3 21. gxh3 Bb7 22. Kh2 Nxd5 23. Nxd5 Qc6 24. c4 Qxc4 25. Nxe7 Qe4 26. Rg1 Kxe7 27. Qd2 Nf6 28. Rae1 Qd5 29. Qxf4 Ke6 30. Bh4 Nd7 31. Rg7 Qf3 32. Qb4 Re8 33. Qd2 Rc8 34. Rg3 Qc6 35. Rc3 Qd5 36. Rd3 Qc6 37. Rxd7 Qxd7 38. Qh6+ Kd5 39. Rd1+ Ke4 40. Rxd7 1-0

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.30"]
[Round "13"]
[White "Sivathanujan, S."]
[Black "Gunathilake, MD Vinuda Shenal"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1828"]
[BlackElo "1415"]
[PlyCount "66"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bc4 Nxe4 5. Qa4+ Bd7 6. Bxf7+ Kxf7 7. Qxe4 Nc6 8. Ng5+ Ke8 9. Nxh7 Ne5 10. d4 Bc6 11. d5 Bb5 12. Ng5 Nd3+ 13. Kd2 e5 14. Qg6+ Kd7 15. Qf5+ Kc7 16. Ne6+ Kb6 17. Nxd8 Rxd8 18. Na3 Nxc1 19. Nxb5 Kxb5 20. Raxc1 g6 21. a4+ Kb6 22. a5+ Kb5 23. Qf7 Bh6+ 24. Kc2 Ka6 25. Rcf1 Rhg8 26. Qf3 Rdf8 27. Qd3+ b5 28. axb6+ Kxb6 29. f3 Rf4 30. g3 Ra4 31. Ra1 c4 32. Qe4 Rxa1 33. Rxa1 Rc8 1-0

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.29"]
[Round "10"]
[White "De Silva, Osheen"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "1806"]
[BlackElo "1828"]
[PlyCount "60"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 Bf5 7. Bd3 Bxd3 8. Qxd3 e6 9. Nf3 Bd6 10. Bxd6 Qxd6 11. 0-0 0-0 12. a3 a6 13. Rac1 Rac8 14. Rc2 Rc7 15. Rfc1 Rfc8 16. h3 h6 17. Ne2 Ne7 18. Rxc7 Rxc7 19. Rxc7 Qxc7 20. Qc3 Qxc3 21. Nxc3 Nc6 22. Nd2 Nd7 23. Nb3 b6 24. Kf1 Kf8 25. Ke2 Ke7 26. Kd3 Kd6 27. f3 f6 28. e4 Ne7 29. g3 e5 30. Ke3 g6 1/2-1/2

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.29"]
[Round "11"]
[White "Sivathanujan, S."]
[Black "Kiriella, KGTSD"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1828"]
[BlackElo "1608"]
[PlyCount "106"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Nc6 7. Be3 Be7 8. Qd2 Be6 9. 0-0-0 Qd7 10. h3 a6 11. g4 Ne5 12. Nxe5 dxe5 13. Qxd7+ Bxd7 14. Bc4 f6 15. Bf7+ Kxf7 16. Rxd7 Rac8 17. Rhd1 g5 18. a4 Ke6 19. c4 Bd6 20. Rg7 Bf8 21. Rgd7 Bd6 22. Rg7 Be7 23. c5 h5 24. Rd3 hxg4 25. hxg4 Rh4 26. f3 Rh3 27. Kd2 Bf8 28. Rgd7 Rxf3 29. Rd8 Rxd8 30. Rxd8 Be7 31. Rb8 Kd5 32. Rxb7 Kc6 33. Rb4 Rxe3 34. Rb8 Rg3 35. b4 Rxg4 36. c3 Bxc5 37. bxc5 Rxa4 38. Rf8 Rf4 39. Ra8 Kxc5 40. Rxa6 g4 41. Ra1 f5 42. Ra5+ Kd6 43. Ra1 g3 44. Ke3 Rg4 45. Rg1 g2 46. Kf3 e4+ 47. Kf2 f4 48. Rd1+ Ke5 49. Kg1 f3 50. c4 f2+ 51. Kxf2 g1Q+ 52. Rxg1 e3+ 53. Kf1 e2+ 0-1

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.28"]
[Round "8"]
[White "Senevirathne, SDBK"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "1660"]
[BlackElo "1828"]
[PlyCount "57"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Re1 d6 8. f4 Nbd7 9. Nc3 Be7 10. a4 b6 11. Kh1 Bb7 12. Qe2 h5 13. Nb3 e5 14. Nd5 Nxd5 15. exd5 Bxd5 16. Bxa6 h4 17. Bd3 Rc8 18. h3 0-0 19. Bd2 Qb7 20. Ba6 Qa8 21. Bxc8 Rxc8 22. Bc3 Nf6 23. Nd2 g6 24. fxe5 Nh5 25. Qf2 dxe5 26. Rxe5 Ng3+ 27. Kh2 Bd6 28. Qf6 Qb8 29. Re8+ 1-0

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.28"]
[Round "9"]
[White "Sivathanujan, S."]
[Black "Nabil Nazar, Mohamed"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1828"]
[BlackElo "1499"]
[PlyCount "121"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 h5 6. Bc4 h4 7. Ne2 h3 8. gxh3 b5 9. Bb3 c5 10. c3 Bb7 11. Ng3 c4 12. Bc2 Qd5 13. Nd4 Qe5+ 14. Qe2 Qxe2+ 15. Kxe2 Bxh1 16. Nxh1 a6 17. a4 e5 18. Nf3 e4 19. Ng5 b4 20. Nxe4 Rxh3 21. Nxf6+ gxf6 22. d3 b3 23. Bb1 Bh6 24. Bxh6 Rxh6 25. dxc4 Nd7 26. Bf5 Rxh2 27. Ng3 Ne5 28. c5 Nc4 29. Ne4 Ke7 30. a5 Rh5 31. Ng3 Rhh8 32. Ra4 Ne5 33. Re4 Kf8 34. Rb4 Kg7 35. Rxb3 Rab8 36. Rxb8 Rxb8 37. b4 Kf8 38. f4 Ng6 39. Ke3 Re8+ 40. Be4 Ke7 41. Bc6 Rb8 42. Bd5 Nf8 43. Nf5+ Kd7 44. Bxf7 Kc6 45. Nd4+ Kc7 46. c6 Kd6 47. Kd3 Ra8 48. c4 Ra7 49. Bd5 Ng6 50. Nf5+ Kc7 51. Ke4 Ra8 52. Bf7 Nh8 53. Bd5 Rb8 54. Nd4 Rxb4 55. Ne6+ Kc8 56. Nc5 Rb1 57. Nxa6 Re1+ 58. Kf5 Re7 59. Kxf6 Ra7 60. Be6+ Kd8 61. c7+ 1-0

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.27"]
[Round "6"]
[White "Piyumantha, M Thisal Manjith"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1818"]
[BlackElo "1828"]
[PlyCount "61"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Nf6 6. Nc3 Ne4 7. Bd3 Nxc3 8. bxc3 g6 9. Nf3 Bg7 10. 0-0 0-0 11. c4 Bg4 12. h3 Bxf3 13. Qxf3 e5 14. dxe5 dxc4 15. Bxc4 Nxe5 16. Bxe5 Bxe5 17. Rac1 Qe7 18. Rfd1 Rac8 19. Bb3 Kg7 20. g3 b6 21. Rxc8 Rxc8 22. Qd5 Bf6 23. Qd7 Rd8 24. Qxd8 Qxd8 25. Rxd8 Bxd8 26. Kg2 f5 27. g4 Kf6 28. gxf5 gxf5 29. Kf3 h6 30. Bc4 Bc7 31. Ba6 1/2-1/2

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.27"]
[Round "7"]
[White "Sivathanujan, S."]
[Black "Liyanage, Ranindu Dilshan"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1828"]
[BlackElo "2300"]
[PlyCount "79"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. Nbd2 g5 7. h3 Bg7 8. Nf1 0-0 9. Ne3 Be6 10. Bb3 d5 11. Bc2 dxe4 12. dxe4 Qxd1+ 13. Kxd1 Ne8 14. g4 Nd6 15. Ke2 Rfd8 16. b3 Nd4+ 17. cxd4 exd4 18. Bb2 dxe3 19. Bxg7 Kxg7 20. Kxe3 c5 21. Bd3 c4 22. bxc4 Bxc4 23. Rhd1 Re8 24. e5 Bd5 25. Be2 Nc4+ 26. Bxc4 Bxc4 27. Rd7 b5 28. a3 a5 29. h4 Rac8 30. hxg5 hxg5 31. Rc1 Be6 32. Rdc7 Rxc7 33. Rxc7 Kg6 34. Rc5 Rc8 35. Rxc8 Bxc8 36. Nd4 b4 37. axb4 axb4 38. Kd3 Bxg4 39. Kc4 Bd7 40. Kxb4 1/2-1/2

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.26"]
[Round "5"]
[White "Sanudula, KM Dahamdi"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1653"]
[BlackElo "1828"]
[PlyCount "59"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 Bg4 4. f3 Bd7 5. f4 c5 6. c3 Nc6 7. Nd2 cxd4 8. exd4 Qc7 9. Ndf3 g6 10. Ne5 Bg7 11. Qe2 0-0 12. Ngf3 Bf5 13. 0-0 Bxd3 14. Qxd3 Ne4 15. Bd2 f6 16. Ng4 Rad8 17. Nf2 e5 18. Nxe4 dxe4 19. Qxe4 exd4 20. cxd4 f5 21. Qc2 Qb6 22. Bc3 Nxd4 23. Bxd4 Bxd4+ 24. Nxd4 Rxd4 25. Kh1 Rfd8 26. Rae1 Qb4 27. Qf2 Rd2 28. Qxa7 Rxb2 29. Qe3 Qd6 30. Rd1 1/2-1/2

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.26"]
[Round "4"]
[White "Sivathanujan, S."]
[Black "Ahangama, Senuka Aswin"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1828"]
[BlackElo "1654"]
[PlyCount "71"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 e6 5. Bb3 Nf6 6. Qe2 0-0 7. 0-0 h6 8. Nc3 Nfd7 9. Be3 Nc6 10. Qd2 Kh7 11. Ne2 e5 12. dxe5 Ndxe5 13. Nfd4 Qe7 14. Nxc6 bxc6 15. Ng3 Ng4 16. Bd4 Qh4 17. h3 Ne5 18. Qe3 c5 19. Bc3 Ba6 20. Rfe1 Bf6 21. f4 Nc4 22. Bxc4 Bxc4 23. Bxf6 Qxf6 24. b3 Bb5 25. e5 Qh4 26. Ne4 Bc6 27. Nf6+ Kg7 28. Kh2 dxe5 29. fxe5 Qd4 30. Rad1 Qb2 31. Qxc5 Bb7 32. Rb1 Qxa2 33. Ra1 Qb2 34. Reb1 Rfd8 35. Rxb2 Rd2 36. Rg1 1-0

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.25"]
[Round "3"]
[White "Theekshana, HG Denuwan"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2045"]
[BlackElo "1828"]
[PlyCount "163"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Qb6 5. Nc3 a6 6. Na4 Qa5+ 7. c3 c4 8. b4 Qd8 9. Nc5 b6 10. Qa4+ Bd7 11. Nxd7 Qxd7 12. Qc2 Nc6 13. Rb1 b5 14. Be2 g6 15. Ne5 Qe6 16. Bf3 Bg7 17. 0-0 0-0 18. Rfe1 Rfd8 19. e4 Nxe4 20. Bxe4 dxe4 21. Rxe4 Nxe5 22. Bxe5 Qf5 23. Bxg7 Kxg7 24. Rbe1 e6 25. Qc1 Rd5 26. Rf4 Qg5 27. h4 Qe7 28. Re3 a5 29. a3 axb4 30. axb4 Ra2 31. Ref3 f5 32. Re3 e5 33. Re1 Qc7 34. dxe5 Rxe5 35. Rd1 Re7 36. Rfd4 Rae2 37. h5 h6 38. hxg6 Qe5 39. Rd7 Rxd7 40. Rxd7+ Kxg6 41. Kf1 Qe6 42. Qd1 Re1+ 43. Qxe1 Qxd7 44. Kg1 Qd3 45. Qe8+ Kg7 46. Qe5+ Kg6 47. g3 Qf3 48. Qe6+ Kg7 49. Qe5+ Kg6 50. Qxb5 Qxc3 51. Qc6+ Kg7 52. b5 Qc1+ 53. Kg2 c3 54. b6 c2 55. Qc7+ Kf6 56. Qd6+ Kg7 57. Qe7+ Kg6 58. Qe6+ Kg7 59. Qd7+ Kg6 60. Qc6+ Kg7 61. b7 Qb1 62. Qc7+ Kg6 63. b8Q Qxb8 64. Qxb8 c1Q 65. Qd6+ Kf7 66. Qd7+ Kf6 67. Qe8 Qd2 68. Qf8+ Kg6 69. Qg8+ Kf6 70. Qh7 Qd5+ 71. Kh2 Qd2 72. Kg2 Qd5+ 73. Kg1 Qd1+ 74. Kh2 Qd2 75. Qh8+ Kf7 76. Qh7+ Kf6 77. Kg2 Qd5+ 78. f3 Qd2+ 79. Kh3 Qc1 80. Kg2 Qd2+ 81. Kh3 Qc1 82. Qh8+ 1/2-1/2

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.24"]
[Round "1"]
[White "Dahanayake, Isara Banidu"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1721"]
[BlackElo "1828"]
[PlyCount "71"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. Qg4 Nf6 8. Qxg7 Rg8 9. Qh6 Nc6 10. Nc3 Rxg2 11. Bd2 Ne5 12. Qh3 Rg6 13. 0-0-0 d6 14. Be2 Neg4 15. Bxg4 Nxg4 16. Qxh7 Nf6 17. Qh8+ Rg8 18. Qh4 Rg4 19. Qh8+ Rg8 20. Qh3 e5 21. Qd3 Be6 22. Rhg1 Rh8 23. f4 Qc7 24. f5 Bc4 25. Qg3 b5 26. Bg5 Rc8 27. Bxf6 Bxf6 28. Rg2 Ke7 29. Nd5+ Bxd5 30. Rxd5 a5 31. Kb1 a4 32. Nc1 b4 33. Qd3 Rcg8 34. Qe2 Bg5 35. Nd3 Bf6 36. Nc1 1/2-1/2

[Event "SRI-ch"]
[Site "Nugegoda"]
[Date "2021.12.24"]
[Round "2"]
[White "Sivathanujan, S."]
[Black "Weerasinghe, CC."]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "1828"]
[BlackElo "1784"]
[PlyCount "133"]
[EventDate "2021.12.24"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. 0-0 Nf6 6. e5 Nd5 7. d4 cxd4 8. cxd4 0-0 9. Nc3 Nc7 10. Bf4 Nxb5 11. Nxb5 Qb6 12. Qd3 a6 13. Nc3 d6 14. exd6 exd6 15. Bxd6 Rd8 16. Nd5 Qa5 17. Ne7+ Nxe7 18. Bxe7 Bf5 19. Bxd8 Rxd8 20. Qb3 Be4 21. Ne5 Bxe5 22. dxe5 Qxe5 23. Rfe1 Qf5 24. Rad1 Rf8 25. Qe3 Bc6 26. f3 Qf6 27. Qe5 Qh4 28. g3 Qh3 29. Qf6 Qh5 30. Kg2 Qa5 31. h4 h5 32. a3 Qa4 33. Qd4 Qc2+ 34. Rd2 Qf5 35. Qf4 Qc5 36. g4 hxg4 37. Qxg4 Kg7 38. Qd4+ Qxd4 39. Rxd4 Rh8 40. Kg3 Rh5 41. Re7 Kf8 42. Rc7 g5 43. hxg5 Rxg5+ 44. Rg4 Rh5 45. Rf4 Rh7 46. Rf6 Ke8 47. Kf4 Rh2 48. Rfxf7 Rxb2 49. Rh7 Kd8 50. Rcg7 Re2 51. Rh8+ Re8 52. Rxe8+ Kxe8 53. Ke3 a5 54. f4 Bd7 55. Kd4 b5 56. Kc5 b4 57. axb4 axb4 58. Kxb4 Be6 59. Kc5 Bf7 60. Kd6 Kf8 61. Rg1 Ba2 62. Ke5 Kf7 63. Ra1 Bc4 64. Ra7+ Kf8 65. Kf6 Bb5 66. Ra8+ Be8 67. Ke6 1-0

[Event "Delkanda Inter Club-chT"]
[Site "Delkanda"]
[Date "2021.03.02"]
[Round "9.2"]
[White "Lamahewa, C."]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "1840"]
[BlackElo "1754"]
[PlyCount "19"]
[EventDate "2021.02.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Anandians CC"]
[BlackTeam "Grand Prix CC"]
[WhiteTeamCountry "SRI"]
[BlackTeamCountry "SRI"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Nf6 7. Be2 b5 8. 0-0 Bb7 9. Bf3 d6 10. Bg5 1/2-1/2

[Event "Delkanda Inter Club-chT"]
[Site "Delkanda"]
[Date "2021.03.01"]
[Round "8.1"]
[White "Peiris, TGM"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "1919"]
[BlackElo "1754"]
[PlyCount "35"]
[EventDate "2021.02.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Super Knight CC"]
[BlackTeam "Grand Prix CC"]
[WhiteTeamCountry "SRI"]
[BlackTeamCountry "SRI"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 b5 7. a3 Bb7 8. Bg2 Nf6 9. 0-0 d6 10. Re1 Nbd7 11. a4 bxa4 12. Nxa4 Be7 13. g4 h6 14. f4 g5 15. f5 e5 16. Nb3 h5 17. Bxg5 hxg4 18. Nc3 1/2-1/2

[Event "Delkanda Inter Club-chT"]
[Site "Delkanda"]
[Date "2021.02.28"]
[Round "6.2"]
[White "Sivathanujan, S."]
[Black "Karunaratne, DCJ"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1754"]
[BlackElo "1992"]
[PlyCount "141"]
[EventDate "2021.02.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "SRI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Grand Prix CC"]
[BlackTeam "Blue and Gold CC"]
[WhiteTeamCountry "SRI"]
[BlackTeamCountry "SRI"]

1. e4 g6 2. d4 Bg7 3. c4 c5 4. d5 d6 5. Nc3 a6 6. Be3 e5 7. Bd3 Ne7 8. f4 0-0 9. fxe5 Bxe5 10. Nf3 Bg4 11. Bh6 Re8 12. 0-0 Nd7 13. h3 Bxf3 14. Qxf3 f6 15. Bf4 Kg7 16. Bxe5 dxe5 17. h4 Nc8 18. g4 Nd6 19. Kg2 Qe7 20. Rae1 Kh8 21. a4 Rg8 22. Kh3 Raf8 23. Rg1 Qd8 24. Ref1 Kg7 25. Qe2 Kh8 26. Qf3 Rf7 27. Qg2 Qf8 28. Rf3 Qh6 29. Rgf1 b6 30. Qe2 Qf8 31. b3 Qc8 32. Nd1 h5 33. g5 Rgf8 34. Kh2 fxg5 35. hxg5 Qd8 36. Rxf7 Rxf7 37. Rxf7 Nxf7 38. Qf2 Kg7 39. Ne3 Qxg5 40. Be2 Qf4+ 41. Qxf4 exf4 42. Ng2 Nd6 43. Nxf4 Nxe4 44. Bd3 Ndf6 45. Ne6+ Kf7 46. Nc7 Nf2 47. Bc2 a5 48. Kg3 N2g4 49. Kh4 Ne5 50. Kg5 Nf3+ 51. Kf4 Nd4 52. Bd1 h4 53. d6 g5+ 54. Ke3 Nf5+ 55. Kf2 Nxd6 56. Na8 Nc8 57. Bc2 Ke6 58. Kf3 Ke5 59. Nc7 g4+ 60. Kg2 Ne4 61. Nd5 Nf6 62. Bd1 Nxd5 63. cxd5 g3 64. Kh3 Ne7 65. Bf3 Nf5 66. Kg4 Ne3+ 67. Kh3 g2 68. Kh2 h3 69. Kg1 Nxd5 70. Bg4 Nf4 71. Bd1 0-1

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.02.05"]
[Round "10"]
[White "Dorison, G Jude"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1426"]
[BlackElo "1754"]
[PlyCount "30"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. d4 c5 2. dxc5 e6 3. Be3 Nf6 4. f3 Na6 5. Nc3 Nxc5 6. Qd2 d5 7. 0-0-0 Bd7 8. h4 b5 9. g4 b4 10. Nb1 Qa5 11. Nh3 Qxa2 12. Nf4 Nb3+ 13. cxb3 Rc8+ 14. Nc3 bxc3 15. bxc3 Ba3+ 0-1

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.02.05"]
[Round "11"]
[White "Sivathanujan, S."]
[Black "Theekshana, HG Denuwan"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1754"]
[BlackElo "2028"]
[PlyCount "8"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Be3 Nd7 1/2-1/2

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.02.04"]
[Round "8"]
[White "Ahangama, Senuka Aswin"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1523"]
[BlackElo "1754"]
[PlyCount "51"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. a3 e5 3. Nc3 d6 4. Bc4 Be6 5. d3 a6 6. f4 Nc6 7. Nf3 Nf6 8. 0-0 Be7 9. fxe5 dxe5 10. Bxe6 fxe6 11. Ng5 Qd7 12. Na4 Qd4+ 13. Kh1 Qxa4 14. Nxe6 Kf7 15. Qg4 Rag8 16. Ng5+ Ke8 17. Qc8+ Nd8 18. Qc7 Qd4 19. Bd2 Qd6 20. Qc8 Qd7 21. Qa8 Bd6 22. Qc8 Be7 23. Ne6 Qa4 24. Bc1 Qd7 25. Nc7+ Kf7 26. Ne6 0-1

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.02.04"]
[Round "9"]
[White "Sivathanujan, S."]
[Black "Liyanage, Ranindu Dilshan"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "1754"]
[BlackElo "2178"]
[PlyCount "72"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bc4 Nc6 5. d3 g6 6. h3 Bg7 7. Bb3 0-0 8. 0-0 b5 9. d4 cxd4 10. cxd4 Na5 11. e5 dxe5 12. dxe5 Qd5 13. Qd2 Qxd2 14. Re1 Qd1 15. Rxd1 Nxb3 16. axb3 Nd7 17. Rd5 Rd8 18. Bf4 Bb7 19. Rxb5 Bxf3 20. gxf3 g5 21. Bg3 a6 22. Rba5 Rac8 23. Na3 Nc5 24. Rc1 Nxb3 25. Rxc8 Rxc8 26. Rxa6 Nd4 27. Kg2 Nc6 28. f4 gxf4 29. Bxf4 Nb4 30. Ra7 Nd3 31. Bg3 Nxb2 32. Rxe7 Nd3 33. Nb5 Kf8 34. Rxf7+ Kxf7 35. Nd6+ Ke6 36. Nxc8 Bxe5 1/2-1/2

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.01.31"]
[Round "7"]
[White "Dissanayake, DM Madushan Sameer"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1266"]
[BlackElo "1754"]
[PlyCount "57"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. f4 c5 2. e4 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Be3 Nf6 7. Bd3 d6 8. 0-0 h5 9. Nd2 Nbd7 10. Qe2 b6 11. N2f3 Bb7 12. Ng5 Nc5 13. Rad1 Nfxe4 14. Ndxe6 fxe6 15. Bxe4 Nxe4 16. Nxe6 Qc6 17. Rd3 g6 18. Bd4 Rg8 19. Ng5 Be7 20. Re1 Bxg5 21. fxg5 Kd7 22. Re3 Rae8 23. Qf3 Rgf8 24. Qh3+ Rf5 25. Rf3 Nxg5 26. Qg3 Rxe1+ 27. Qxe1 Nxf3+ 28. gxf3 Rf8 29. Bf6 0-1

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.01.31"]
[Round "6"]
[White "Sivathanujan, S."]
[Black "Liyanage, Pesandu Rashmitha"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1754"]
[BlackElo "1597"]
[PlyCount "105"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bc4 Nc6 5. d3 a6 6. a4 e6 7. Bb3 Be7 8. 0-0 Qc7 9. Re1 0-0 10. h3 Rd8 11. Nbd2 Bd7 12. Nf1 b5 13. g4 Ne5 14. axb5 Nxf3+ 15. Qxf3 axb5 16. Rxa8 Rxa8 17. g5 Ne8 18. Bc2 b4 19. h4 Bc6 20. Qg4 bxc3 21. bxc3 Qa5 22. Bd2 Qa2 23. Bd1 Ba4 24. Be2 Rb8 25. h5 Rb2 26. Be3 Bd8 27. Ng3 Ba5 28. Rc1 Rb1 29. c4 Bc3 30. Rxb1 Qxb1+ 31. Bf1 Bc2 32. e5 Bxe5 33. Qe4 g6 34. f4 Qe1 35. Kg2 Bd4 36. Bxd4 Qxe4+ 37. Nxe4 cxd4 38. h6 Ba4 39. Nd2 Bc6+ 40. Kg3 f5 41. Bg2 Bxg2 42. Kxg2 e5 43. Nf3 exf4 44. Nxd4 Kf7 45. Kf3 Nc7 46. Nb3 Ne6 47. d4 Nxg5+ 48. Kxf4 Ne6+ 49. Kf3 g5 50. d5 Nc7 51. Nd4 Kf6 52. Nb5 Nxb5 53. cxb5 0-1

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.01.30"]
[Round "5"]
[White "Doluweera, Minul Sanjula"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "2135"]
[BlackElo "1754"]
[PlyCount "59"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. g3 Nbd7 6. Bg2 dxc4 7. 0-0 Be7 8. a4 0-0 9. e4 c5 10. Bf4 cxd4 11. Qxd4 Nh5 12. Qxc4 Nxf4 13. gxf4 Qa5 14. Rfd1 Nb6 15. Qc7 Qc5 16. Qxc5 Bxc5 17. a5 Nd7 18. e5 Rd8 19. Nd2 Rb8 20. Nde4 Be7 21. Nb5 a6 22. Nbd6 Nf8 23. Rac1 Ng6 24. Rc7 Kf8 25. Rdc1 Nxf4 26. Rxc8 Ne2+ 27. Kf1 Nxc1 28. Rxc1 b6 29. b4 f5 30. Kg1 1/2-1/2

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.01.30"]
[Round "4"]
[White "Sivathanujan, S."]
[Black "Amarasinghe, AACB"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1754"]
[BlackElo "1940"]
[PlyCount "135"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Nbd2 Nc6 8. Bb5 Qb6 9. Bxc6+ Qxc6 10. 0-0 h6 11. Nb3 b6 12. Be3 g5 13. Rc1 Qb7 14. Qc2 Rc8 15. Qd3 Bd7 16. Rxc8+ Qxc8 17. Rc1 Qb7 18. Qc3 Kd8 19. Qb4 Bc6 20. Qd2 e6 21. Qc3 Ne7 22. Ne1 a5 23. Nd3 a4 24. Nd2 Kd7 25. Qa3 Rc8 26. h4 Nf5 27. hxg5 Bf8 28. b4 hxg5 29. Nf3 Nxe3 30. fxe3 Be7 31. Nf2 Bb5 32. Ng4 Rxc1+ 33. Qxc1 Be2 34. Qc2 Bxf3 35. gxf3 Qc6 36. Qh7 Bxb4 37. Qxf7+ Kc8 38. Nf6 Bd2 39. Kf2 b5 40. Qf8+ Kb7 41. Qe7+ Kb6 42. Nd7+ Ka5 43. Nc5 Bc1 44. Ke2 Ba3 45. Qxe6 Qxe6 46. Nxe6 Be7 47. Nc7 b4 48. Kd1 b3 49. axb3 axb3 50. Nxd5 Ba3 51. e6 Ka4 52. e7 Bxe7 53. Nxe7 Ka3 54. Nd5 Ka2 55. Nc3+ Ka1 56. d5 g4 57. fxg4 b2 58. d6 b1Q+ 59. Nxb1 Kxb1 60. d7 Kb2 61. d8Q Kb3 62. Qc7 Kb4 63. Qc6 Kb3 64. Qc5 Ka4 65. Qb6 Ka3 66. Qb5 Ka2 67. Kc2 Ka1 68. Qb2# 1-0

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.01.29"]
[Round "3"]
[White "Dahanayake, Isara Banidu"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1679"]
[BlackElo "1754"]
[PlyCount "65"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. Qe2 d6 7. 0-0 Nf6 8. f4 h5 9. Kh1 Nbd7 10. c4 b6 11. b3 Bb7 12. Bb2 Nc5 13. Nd2 h4 14. Rae1 Rd8 15. Bb1 Be7 16. N4f3 Nh5 17. Ng5 Nxf4 18. Rxf4 Bxg5 19. Rg4 Bf6 20. Bxf6 gxf6 21. Qf2 h3 22. Qxf6 hxg2+ 23. Rxg2 Rf8 24. b4 Nd7 25. Qd4 Ne5 26. a3 Ke7 27. Re3 Rh8 28. Ba2 Rh7 29. Nf3 f5 30. exf5 Rdh8 31. fxe6 Nxf3 32. Rg7+ Ke8 33. Qf4 0-1

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.01.28"]
[Round "1"]
[White "Nabil Nazar, Mohamed"]
[Black "Sivathanujan, S."]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1566"]
[BlackElo "1754"]
[PlyCount "114"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Nbd7 5. Nbd2 Be7 6. Bd3 a6 7. Ne5 Nxe5 8. Bxe5 Bd7 9. g4 Bb5 10. Qe2 Bc6 11. Rg1 Rg8 12. f3 Bd6 13. 0-0-0 Qe7 14. e4 dxe4 15. Nxe4 0-0-0 16. Bxd6 cxd6 17. Qd2 h6 18. Rge1 Bxe4 19. Bxe4 d5 20. Bd3 Qd6 21. Re3 Kb8 22. Bf1 Rc8 23. Rb3 Rc6 24. Qb4 Qxb4 25. Rxb4 g5 26. Bg2 Nd7 27. Rb3 Nf8 28. Rc3 Rxc3 29. bxc3 Ng6 30. Rh1 Kc7 31. Bf1 Nh4 32. Be2 Kd6 33. Rf1 Ng2 34. Kd2 f5 35. Rg1 Nh4 36. h3 Rf8 37. Rf1 e5 38. Rb1 Kc6 39. Ke3 f4+ 40. Kf2 e4 41. c4 e3+ 42. Kf1 dxc4 43. d5+ Kc7 44. Rb4 b5 45. a4 Kb6 46. axb5 axb5 47. Rb1 Kc5 48. Ra1 Rd8 49. Ra6 Rd6 50. Ra8 Rxd5 51. c3 Rd6 52. Rc8+ Rc6 53. Rb8 Ra6 54. Rc8+ Kb6 55. Bxc4 bxc4 56. Rxc4 Nxf3 57. Rb4+ Kc5 0-1

[Event "Nugegoda Grand Prix 8th"]
[Site "Nugegoda"]
[Date "2021.01.28"]
[Round "2"]
[White "Sivathanujan, S."]
[Black "De Silva, Elath Mathanga"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1754"]
[BlackElo "1854"]
[PlyCount "83"]
[EventDate "2021.01.28"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "SRI"]
[SourceTitle "CBM 200 Extra"]
[Source "ChessBase"]
[SourceDate "2021.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nh6 7. h3 0-0 8. Nc3 Nc6 9. Be2 Bf5 10. 0-0 Be4 11. Ng5 Qb6 12. f3 Nxd4 13. Be3 Nxe2+ 14. Qxe2 d4 15. fxe4 dxe3 16. Nd5 Qd4 17. e6 Qxb2 18. exf7+ Kh8 19. Qxb2 Bxb2 20. Rae1 Rac8 21. Kh1 Rc6 22. Nf4 Rf6 23. Nfe6 Rxf1+ 24. Rxf1 e2 25. Re1 Rxf7 26. Nxf7+ Nxf7 27. Rxe2 Be5 28. Rc2 Nd6 29. Rc7 Bf6 30. e5 Bxe5 31. Rxe7 Kg8 32. Nc5 Nf7 33. Rxb7 a5 34. Ra7 Bc3 35. Nb3 Kg7 36. Nxa5 Kf6 37. Nc4 h5 38. a4 h4 39. Ra6+ Kg5 40. Nd6 Nxd6 41. Rxd6 Kf5 42. a5 1-0

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.21"]
[Round "13"]
[White "Bandara, Dhanushka"]
[Black "Sivathanujan, S."]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1879"]
[BlackElo "1752"]
[PlyCount "62"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 d5 4. Qe2 dxe4 5. Qxe4 Nf6 6. Qe2 Bd6 7. Bg2 0-0 8. 0-0 Nc6 9. d3 Rb8 10. Nc3 b6 11. Nb5 e5 12. Bg5 a6 13. Nc3 h6 14. Bxf6 Qxf6 15. Ne4 Qe7 16. Nxd6 Qxd6 17. c3 Bf5 18. Ne1 Rfe8 19. Be4 Bxe4 20. dxe4 b5 21. Rd1 Qc7 22. Ng2 Rbd8 23. Ne3 Ne7 24. Rxd8 Rxd8 25. Rd1 c4 26. Rd2 Kf8 27. Qd1 Ke8 28. Nd5 Nxd5 29. Rxd5 Rxd5 30. Qxd5 Ke7 31. Kg2 g6 1/2-1/2

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.21"]
[Round "12"]
[White "Sivathanujan, S."]
[Black "Doluweera, Minul Sanjula"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1752"]
[BlackElo "2118"]
[PlyCount "78"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Nf6 4. e5 Ne4 5. d3 Nxc3 6. bxc3 c5 7. d4 Nc6 8. Bf4 Qa5 9. Bd2 c4 10. Nh4 e6 11. f4 Be7 12. Nf3 Bd7 13. a4 b5 14. axb5 Qxb5 15. g3 a5 16. Bh3 h5 17. 0-0 g6 18. Qe2 a4 19. Rfb1 Qa5 20. Qe1 a3 21. Bc1 Na7 22. Kh1 Nb5 23. Bd2 Qa4 24. Qd1 0-0 25. g4 hxg4 26. Bxg4 Rfb8 27. h4 Nc7 28. h5 a2 29. Rxb8+ Rxb8 30. hxg6 fxg6 31. Ne1 Rb2 32. Kh2 Bh4 33. Qc1 Qb5 34. Rxa2 Rxa2 35. Nf3 Be7 36. Qg1 Kf7 37. Kg3 Ke8 38. Qh1 Kd8 39. Nh4 Be8 0-1

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.20"]
[Round "10"]
[White "Samaranayake, KPRN"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1945"]
[BlackElo "1752"]
[PlyCount "105"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be2 Bb7 9. f3 d6 10. Be3 Nbd7 11. 0-0 h5 12. Rc1 Rc8 13. Qe1 Be7 14. Qf2 Qb8 15. Rfd1 Bd8 16. b4 Bc7 17. g3 Rg8 18. Na4 Ke7 19. Nb3 Bc6 20. Nc3 g5 21. b5 Ba8 22. bxa6 g4 23. fxg4 Nxg4 24. Bxg4 Rxg4 25. Rf1 Rf8 26. a7 Qxa7 27. Bh6 Qb8 28. Nb5 f6 29. Bxf8+ Kxf8 30. N3d4 Kf7 31. Rcd1 Bd8 32. Nxe6 Be7 33. Nf4 Bxe4 34. Rfe1 Ba8 35. Nd5 Ne5 36. Qf5 Qg8 37. Nbc7 Bxd5 38. cxd5 h4 39. Rxe5 dxe5 40. d6 Qg5 41. Qh7+ Qg7 42. dxe7 Kxe7 43. Qf5 Rd4 44. Qe6+ Kd8 45. Rxd4+ exd4 46. Qd6+ Kc8 47. Ne6 Qh7 48. Qc6+ Kb8 49. Qxb6+ Kc8 50. Nxd4 Qd3 51. Qc5+ Kd8 52. Ne6+ Kd7 53. Qd4+ 1-0

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.20"]
[Round "11"]
[White "Sivathanujan, S."]
[Black "Weerawardane, Romesh"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1752"]
[BlackElo "1995"]
[PlyCount "132"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. a3 0-0 6. Nc3 d6 7. h3 Kh8 8. 0-0 Ng8 9. d4 Qe8 10. Nd5 Bd8 11. dxe5 dxe5 12. Re1 f6 13. Nh4 Nge7 14. g4 Na5 15. Ba2 b6 16. f4 c6 17. Nxe7 Bxe7 18. b4 Nb7 19. f5 Nd6 20. c4 c5 21. Qe2 Bb7 22. Bb1 Qf7 23. Bd3 cxb4 24. axb4 Rfc8 25. c5 bxc5 26. bxc5 Rxc5 27. Ba3 Rc7 28. Nf3 a5 29. g5 Qh5 30. gxf6 gxf6 31. Kh2 Nxf5 32. Bb2 Bd6 33. Qf2 Bc5 34. Qe2 Be3 35. Nxe5 Qxe2+ 36. Bxe2 Bf4+ 37. Kg1 fxe5 38. exf5 Rg7+ 39. Bg4 h5 40. Rxe5 Bxe5 41. Bxe5 hxg4 42. hxg4 Kg8 43. Bxg7 Kxg7 44. Kf2 a4 45. Ra3 Bd5 46. Ke3 Bb3 47. Kf4 Rc8 48. Ra1 Ra8 49. Ra3 Rd8 50. Ra1 Rd1 51. Ra3 Rf1+ 52. Ke5 Kh6 53. Kf6 Rg1 54. g5+ Rxg5 55. Ra1 Rh5 56. Rg1 Bc2 57. Rg6+ Kh7 58. Rg7+ Kh8 59. Rc7 Rxf5+ 60. Ke6 Rf2 61. Kd6 Bb3 62. Ra7 Rf7 63. Ra8+ Kg7 64. Kc5 Rf4 65. Ra6 Kf7 66. Kb5 Bc4+ 0-1

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.19"]
[Round "8"]
[White "Randil, Lakshita"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "1927"]
[BlackElo "1752"]
[PlyCount "113"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. g3 c5 4. Bg2 Nc6 5. 0-0 e5 6. d3 Nge7 7. e3 dxe3 8. fxe3 Ng6 9. Nc3 Bd6 10. d4 cxd4 11. exd4 exd4 12. Nd5 0-0 13. Ng5 h6 14. Ne4 Be7 15. Qh5 Nce5 16. h3 f5 17. Nd2 Be6 18. Kh2 Kh7 19. b3 Bg5 20. Nf3 Nxf3+ 21. Bxf3 Bxc1 22. Raxc1 Ne5 23. Bg2 g6 24. Qe2 Bxd5 25. cxd5 Re8 26. Qb5 Re7 27. Rfe1 Qd6 28. Red1 d3 29. Qc5 Qxc5 30. Rxc5 Rd8 31. Kg1 Kg7 32. Kf2 Kf6 33. b4 g5 34. b5 Red7 35. Ke3 Re8 36. Kd4 g4 37. h4 b6 38. Rc6+ Kg7 39. Rf1 Nf3+ 40. Bxf3 gxf3 41. Rxf3 Re4+ 42. Kxd3 Rxd5+ 43. Kc3 Rxb5 44. Rc7+ Kg6 45. Rxa7 Kh5 46. Rg7 Ra4 47. Rf2 Rg4 48. Rc7 Rxg3+ 49. Kc4 Ra5 50. Rc6 Rg4+ 51. Kc3 Rxh4 52. Rxb6 Kg5 53. Rb8 f4 54. Rg8+ Kf5 55. Rf8+ Ke4 56. Re8+ Re5 57. Re2+ 1-0

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.19"]
[Round "9"]
[White "Sivathanujan, S."]
[Black "Liyanage, Ranindu Dilshan"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1752"]
[BlackElo "2133"]
[PlyCount "124"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. Nc3 d6 6. h3 Na5 7. Bb3 Nxb3 8. axb3 c5 9. Be3 Be6 10. Qd2 Be7 11. g4 d5 12. exd5 Bxd5 13. Nxd5 Qxd5 14. Qe2 0-0 15. 0-0-0 a5 16. Bd2 a4 17. bxa4 e4 18. dxe4 Rxa4 19. b3 Rxe4 20. Qb5 Re6 21. Nh4 Ne4 22. Bf4 Qc6 23. Qxc6 bxc6 24. Nf5 Bf6 25. Be3 Ra8 26. c4 Ra1+ 27. Kc2 Ra2+ 28. Kd3 Nxf2+ 29. Bxf2 Rxf2 30. Rhf1 Rh2 31. h4 Rh3+ 32. Kd2 Rxb3 33. Rde1 Rxe1 34. Rxe1 Bc3+ 35. Kc2 Bxe1 36. Kxb3 g6 37. Ne7+ Kf8 38. Nxc6 Bxh4 39. Kc2 Kg7 40. Kd3 Kf6 41. Ke4 Kg5 42. Ne5 f6 43. Nd3 Kxg4 44. Nxc5 Bg3 45. Nd3 h5 46. Ke3 h4 47. Ke2 h3 48. Kf1 Kf3 49. Kg1 Bc7 50. Ne1+ Ke2 51. Nc2 Kd3 52. Na3 Bd6 53. Nb5 Bc5+ 54. Kh1 Kxc4 55. Nc7 g5 56. Ne8 g4 57. Kh2 f5 58. Ng7 f4 59. Nh5 Bd6 60. Nf6 f3+ 61. Kg1 Bc5+ 62. Kf1 h2 0-1

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.14"]
[Round "6"]
[White "De Silva, LMST"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2153"]
[BlackElo "1752"]
[PlyCount "57"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. Nc3 Bb4 7. Qd3 d5 8. e5 Ne4 9. 0-0 Bxc3 10. bxc3 Qc7 11. c4 0-0 12. Bf4 Qxc4 13. Qxe4 Qc7 14. Qe3 b5 15. Bd3 Re8 16. Rae1 Nd7 17. Qg3 Qc5 18. Nf3 Qb4 19. a3 Qxa3 20. Bxh7+ Kf8 21. Qh4 Bb7 22. Bd3 Qb4 23. Rb1 Qa4 24. Ra1 Qb4 25. Rfb1 Qc3 26. Bd2 Qc7 27. Ba5 Qc6 28. Nd4 Qc8 29. Bb4+ 1-0

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.14"]
[Round "7"]
[White "Sivathanujan, S."]
[Black "Dabarera, GWDM"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1752"]
[BlackElo "1938"]
[PlyCount "67"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. Nc3 d6 6. Be3 0-0 7. 0-0 Na5 8. Bb3 Bg4 9. Bg5 Nxb3 10. axb3 c6 11. Qe2 Nh5 12. h3 Bxg5 13. hxg4 Nf4 14. Qd1 g6 15. g3 Ne6 16. d4 Qf6 17. d5 Ng7 18. Kg2 h5 19. Rh1 hxg4 20. Nh2 Qe7 21. Qxg4 f5 22. exf5 gxf5 23. Qe2 cxd5 24. Nxd5 Qf7 25. c4 e4 26. f4 exf3+ 27. Nxf3 Rae8 28. Qd3 Qg6 29. Rh3 Ne6 30. Rah1 Bf6 31. Rh6 Qg7 32. Qxf5 Bxb2 33. Qh5 Nd4 34. Rh8+ 1-0

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.13"]
[Round "5"]
[White "Sivathanujan, S."]
[Black "Amarasinghe, AACB"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1752"]
[BlackElo "1933"]
[PlyCount "70"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Nc3 Nc6 8. Be3 Nh6 9. Be2 Nf5 10. h3 Bxf3 11. Bxf3 e6 12. g4 Nh4 13. 0-0 f6 14. Bh1 fxe5 15. dxe5 d4 16. Qb3 0-0 17. Qxb7 Nxe5 18. f4 Rb8 19. Qa6 Rb6 20. Qe2 dxe3 21. fxe5 Bxe5 22. Rxf8+ Kxf8 23. Rd1 Bd4 24. Qf1+ Kg7 25. Ne2 e5 26. b3 Rf6 27. Qe1 Nf3+ 28. Bxf3 Rxf3 29. Qb4 Qh4 30. Qb7+ Rf7 31. Qg2 Rf2 32. Qb7+ Kh6 33. Qc8 Rf3 34. Rf1 Rxf1+ 35. Kxf1 Qf2# 0-1

[Event "SRI-ch"]
[Site "Colombo"]
[Date "2020.09.13"]
[Round "4"]
[White "Theekshana, HG Denuwan"]
[Black "Sivathanujan, S."]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1970"]
[BlackElo "1752"]
[PlyCount "129"]
[EventDate "2020.09.11"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "SRI"]
[SourceTitle "CBM 198 Extra"]
[Source "ChessBase"]
[SourceDate "2020.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 e6 4. e3 Bd6 5. Bg3 Nbd7 6. Nbd2 Qe7 7. Be2 e5 8. dxe5 Nxe5 9. 0-0 0-0 10. c3 Re8 11. Nxe5 Bxe5 12. Qa4 c6 13. Qh4 Bxg3 14. hxg3 Ne4 15. Qxe7 Rxe7 16. Nxe4 Rxe4 17. Bf3 Re7 18. Rfd1 Bf5 19. Rd2 f6 20. Rad1 Rae8 21. Rd4 Be4 22. Bh5 Bg6 23. Bg4 Re4 24. Bf3 Rxd4 25. Rxd4 Be4 26. Bd1 Kf8 27. a3 Ke7 28. f3 Bg6 29. Kf2 b5 30. a4 Rb8 31. a5 Kd6 32. b4 Bf7 33. Bb3 Rc8 34. Rd2 f5 35. Bd1 a6 36. Rd4 c5 37. Rd2 cxb4 38. cxb4 Rc4 39. Rd4 Ke5 40. f4+ Kd6 41. Ke1 Rc1 42. Kd2 Ra1 43. Kc3 Rc1+ 44. Kd2 Rc8 45. Bf3 h6 46. g4 g6 47. gxf5 gxf5 48. Rd3 h5 49. Rc3 Rh8 50. Rc1 h4 51. Rh1 Be6 52. Rh3 Ke7 53. g3 Rc8 54. gxh4 Rc4 55. h5 Kf8 56. h6 Kg8 57. h7+ Kh8 58. Rh6 Bf7 59. Rf6 Rc7 60. Rxa6 Kxh7 61. Rb6 Be8 62. Be2 d4 63. exd4 Rd7 64. Kc3 Rc7+ 65. Kb2 1-0

