[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2024.04.06"]
[Round "9"]
[White "Kallunki, Konsta"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1993"]
[BlackElo "2344"]
[PlyCount "88"]
[EventDate "2024.03.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 g6 4. d4 Bg7 5. h3 Nh6 6. e5 0-0 7. Be2 f6 8. Bf4 Nf7 9. exf6 Bxf6 10. 0-0 Nd7 11. Re1 e5 12. dxe5 Ndxe5 13. Nxe5 Nxe5 14. Bf1 Re8 15. Qd2 Bf5 16. Rad1 Kg7 17. Qc1 Qa5 18. Bd2 Qc7 19. Bf4 h5 20. Ne2 Rad8 21. Ng3 Bc8 22. Bg5 Qe7 23. Bh6+ Kg8 24. Kh1 Qf7 25. Bg5 Qg7 26. Qf4 Bxg5 27. Qxg5 Nf7 28. Qc1 Qf6 29. Kg1 Rf8 30. Bd3 h4 31. Nf1 Ng5 32. f4 Ne6 33. f5 gxf5 34. Ne3 Ng7 35. Rf1 f4 36. c3 Qg5 37. Ng4 Bxg4 38. hxg4 Qxg4 39. Rf3 Nh5 40. Bb1 Rd7 41. Rdf1 Rg7 42. Qc2 h3 43. Rxh3 Qxh3 44. Qh7+ Rxh7 0-1

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2024.04.05"]
[Round "8"]
[White "Lahdelma, Henri"]
[Black "Valkama, Eero"]
[Result "0-1"]
[ECO "E08"]
[WhiteElo "2344"]
[BlackElo "2300"]
[PlyCount "76"]
[EventDate "2024.03.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 0-0 7. Qc2 Nbd7 8. 0-0 c6 9. Bf4 b6 10. Rd1 Bb7 11. Nc3 Rc8 12. e4 dxc4 13. h3 b5 14. Be3 b4 15. Na4 Qa5 16. Nd2 Ba6 17. f4 Bb5 18. b3 c3 19. Nc4 Qc7 20. g4 c5 21. d5 exd5 22. exd5 Bxc4 23. bxc4 Bd6 24. Rf1 Rfe8 25. Rae1 Re7 26. f5 Rce8 27. Bf2 Rxe1 28. Bxe1 Bh2+ 29. Kh1 Bg3 30. Bf2 Bxf2 31. Qxf2 Qa5 32. Qc2 Qa6 33. Rf4 Qd6 34. Rf3 Re1+ 35. Rf1 Rxf1+ 36. Bxf1 Qf4 37. Bd3 Qe3 38. Kg2 Ne5 0-1

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2024.04.04"]
[Round "7"]
[White "Koykka, Pekka"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2350"]
[BlackElo "2344"]
[PlyCount "73"]
[EventDate "2024.03.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bb4 5. d3 d6 6. h3 h6 7. g3 Be6 8. Bg2 Qd7 9. Bd2 Nh7 10. a3 Bxc3 11. Bxc3 Ng5 12. Ng1 f5 13. f4 Nf7 14. Qb3 0-0-0 15. 0-0-0 g5 16. g4 fxg4 17. f5 Bxf5 18. exf5 gxh3 19. Bd5 Qxf5 20. c5 Qf4+ 21. Kb1 h2 22. Nh3 Qg3 23. Be1 Qe3 24. Bf2 Qe2 25. Rhe1 Qh5 26. Bxf7 Qf3 27. Be6+ Kb8 28. Bd5 Qxh3 29. Bxc6 Qc8 30. Rh1 h5 31. Rxh2 h4 32. Rg1 Rdg8 33. Bd5 Rg6 34. Be4 Rgg8 35. cxd6 cxd6 36. Qa4 a6 37. Qb4 1-0

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2024.04.03"]
[Round "6"]
[White "Lahdelma, Henri"]
[Black "Luukkonen, Tommi"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2344"]
[BlackElo "2255"]
[PlyCount "79"]
[EventDate "2024.03.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. Nf3 f5 2. d4 Nf6 3. Nc3 g6 4. h4 d6 5. Bf4 Bg7 6. e3 c6 7. Bd3 Nh5 8. Bh2 0-0 9. Ne2 Qe8 10. Bc4+ Kh8 11. Ng3 Nxg3 12. Bxg3 e5 13. dxe5 dxe5 14. h5 f4 15. hxg6 Qxg6 16. exf4 exf4 17. Bh4 Bf5 18. Kf1 Bxc2 19. Qd2 b5 20. Rc1 Be4 21. Bb3 Bd3+ 22. Kg1 Nd7 23. Be7 Ne5 24. Nh4 Qh5 25. Rc5 Be4 26. Qe1 Bd5 27. Bxd5 cxd5 28. Bxf8 Rxf8 29. Qd2 Bf6 30. Rxd5 Qg4 31. Qd1 f3 32. Nxf3 Rg8 33. Ne1 Qe4 34. Rh3 Nc4 35. Rd7 Re8 36. Nf3 Bg7 37. b3 Nb2 38. Qc1 Nd3 39. Qg5 Rg8 40. Qe3 1-0

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2024.04.02"]
[Round "5"]
[White "Wartiovaara, Oliver"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2272"]
[BlackElo "2344"]
[PlyCount "141"]
[EventDate "2024.03.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Nd7 7. d4 Bb4 8. 0-0 Ne7 9. Bd3 0-0 10. Ne2 e5 11. exd5 Nxd5 12. Bc4 N5b6 13. Bb3 Qe7 14. c3 Bd6 15. Ng3 exd4 16. Nf5 Qe5 17. Nxd6 Qxd6 18. Rd1 c5 19. cxd4 c4 20. Bc2 Nd5 21. b3 c3 22. Ba3 Qxa3 23. Qxd5 Nf6 24. Qxb7 Rfd8 25. Qf3 Rac8 26. Bf5 Rc7 27. Rac1 Qb4 28. Rc2 Nd5 29. Bd3 Nb6 30. Rdc1 g6 31. Bc4 Nxc4 32. Qxc3 Qa3 33. bxc4 Qxc3 34. Rxc3 Rxd4 35. c5 Kf8 36. Ra3 Ke7 37. Ra6 Re4 38. c6 Rb4 39. Rc3 Rb6 40. Rca3 Rxa6 41. Rxa6 Kd6 42. Kf1 Rxc6 43. Rxa7 Rc1+ 44. Ke2 Rc2+ 45. Kf3 Ke6 46. a4 Ra2 47. g3 h6 48. a5 Kf6 49. a6 Ra3+ 50. Kg2 Kg7 51. Ra8 Ra4 52. h4 h5 53. Kf3 Ra3+ 54. Ke4 Ra2 55. Kd5 Rxf2 56. Rb8 Ra2 57. Rb6 g5 58. hxg5 Ra5+ 59. Kc6 Kg6 60. Kb7+ Kxg5 61. a7 Rxa7+ 62. Kxa7 Kg4 63. Rh6 Kxg3 64. Rxh5 Kf4 65. Kb6 f5 66. Kc5 Ke4 67. Kc4 f4 68. Kc3 Ke3 69. Re5+ Kf2 70. Kd2 f3 71. Rf5 1-0

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2024.04.01"]
[Round "4"]
[White "Lahdelma, Henri"]
[Black "Sipila, Vilka"]
[Result "1-0"]
[ECO "D08"]
[WhiteElo "2344"]
[BlackElo "2439"]
[PlyCount "85"]
[EventDate "2024.03.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. a3 Nc6 5. Nf3 Nge7 6. b4 Ng6 7. Bb2 a5 8. b5 Ncxe5 9. Nxe5 Nxe5 10. Qxd4 Qxd4 11. Bxd4 Nxc4 12. e3 Be6 13. Bd3 0-0-0 14. 0-0 Kb8 15. Rc1 Nd6 16. b6 c6 17. Nd2 f6 18. Kf1 h5 19. h3 h4 20. Ke1 Rh5 21. f4 Nb5 22. Bxb5 Rxb5 23. Nf3 a4 24. Nxh4 Rb3 25. Kf2 Bxa3 26. Rc2 Kc8 27. Rca2 Bd6 28. Rxa4 c5 29. Rc1 Rb5 30. e4 Kd7 31. e5 fxe5 32. fxe5 Be7 33. Be3 c4 34. Ng6 Rb2+ 35. Kg1 Bb4 36. Nf4 Bg8 37. Rd1+ Bd2 38. Rxd2+ Rxd2 39. Bxd2 Kc6 40. Be3 Rd1+ 41. Kf2 g5 42. Ne2 Rd3 43. Ra5 1-0

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2024.03.31"]
[Round "3"]
[White "Lahdelma, Henri"]
[Black "Keinanen, Toivo"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "2344"]
[BlackElo "2534"]
[PlyCount "106"]
[EventDate "2024.03.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. cxd5 exd5 5. a3 Bxc3+ 6. bxc3 c5 7. Nf3 Nc6 8. g3 Qa5 9. Bd2 c4 10. Bg2 Nf6 11. 0-0 0-0 12. Ne1 Re8 13. Nc2 h6 14. f3 Bf5 15. Ne3 Rxe3 16. Bxe3 Qxc3 17. Bf2 Re8 18. Rc1 Qxa3 19. e4 dxe4 20. fxe4 Bxe4 21. Rxc4 Qd6 22. Bxe4 Rxe4 23. Re1 Re6 24. Rc2 Qd7 25. Rce2 Rd6 26. Qb3 Rxd4 27. Qa2 Rd5 28. Qb1 h5 29. Bxa7 Nxa7 30. Re7 Qb5 31. Rxb7 Qxb1 32. Rexb1 Nc6 33. R7b5 Rd2 34. R5b2 Rd4 35. Re2 Kh7 36. Rbb2 Rg4 37. Rb7 Kg6 38. Kg2 Nd8 39. Ra7 Ne6 40. Rf2 Rb4 41. Rfa2 Rc4 42. R7a4 Rc1 43. Rd2 Ng4 44. Re2 Rc3 45. Rb4 Nh6 46. Ra4 Nf5 47. Rb4 Ra3 48. Reb2 Ne3+ 49. Kg1 Rc3 50. Rb1 Nc4 51. Ra4 Rc2 52. Rba1 Ng5 53. R4a2 Nf3+ 0-1

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2024.03.30"]
[Round "2"]
[White "Agopov, Mikael"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2442"]
[BlackElo "2344"]
[PlyCount "93"]
[EventDate "2024.03.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Bd3 c4 9. Be2 Nf5 10. Qh3 Qa5 11. Bd2 Qa4 12. Bd1 Bd7 13. Ne2 Nc6 14. Nf4 0-0-0 15. g4 Nfe7 16. Nh5 Rhg8 17. Qg3 Rdf8 18. h3 Qa5 19. Qe3 Qb6 20. Bc1 f6 21. f4 fxe5 22. fxe5 Ng6 23. a4 Rf7 24. Kd2 Ngxe5 25. a5 Qb5 26. dxe5 d4 27. cxd4 Qd5 28. Re1 Nxd4 29. Kc3 Nb5+ 30. Kb4 Nc7 31. Qc5 Qg2 32. Be3 Bc6 33. Ka3 Rd8 34. Kb2 Rd5 35. Qxc4 Rxe5 36. Ra3 Re4 37. Qe2 Rb4+ 38. Rb3 Qe4 39. Bxa7 Rxb3+ 40. cxb3 Qb4 41. Bb6 Rf3 42. Qe5 Qd2+ 43. Bc2 Rxb3+ 44. Kxb3 Bd5+ 45. Kb2 Qb4+ 46. Kc1 Nb5 47. Re3 1-0

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2024.03.29"]
[Round "1"]
[White "Lahdelma, Henri"]
[Black "Maki Uuro, Miika"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2344"]
[BlackElo "2280"]
[PlyCount "71"]
[EventDate "2024.03.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Bd2 a5 10. Rc1 Be7 11. g3 Nbd7 12. cxd5 Nxd5 13. Nxd5 exd5 14. Qxd5 Qd8 15. Qb3 Bxh4 16. Qxb7 Be7 17. Bh3 f5 18. Rxc6 Rb8 19. Qa6 0-0 20. Bxa5 Bb4+ 21. Bxb4 Rxb4 22. Qa3 Qb8 23. b3 Re8 24. Kf2 Nf6 25. Re1 h5 26. Bf1 h4 27. Qa5 Rb7 28. Qc5 Rbe7 29. b4 Bf7 30. Bc4 Bxc4 31. Qxc4+ Kh8 32. d5 Ne4+ 33. fxe4 Rxe4 34. Qc3 hxg3+ 35. hxg3 Rg4 36. d6 1-0

[Event "FIN-chT 2324"]
[Site "Finland"]
[Date "2023.09.24"]
[Round "2.2"]
[White "Lahdelma, Henri"]
[Black "Hynninen, Juha"]
[Result "1-0"]
[ECO "E74"]
[WhiteElo "2321"]
[BlackElo "2251"]
[PlyCount "91"]
[EventDate "2023.09.23"]
[EventType "team-tourn"]
[EventRounds "12"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Espoo MatSK"]
[BlackTeam "Gambiitti"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 h6 7. Be3 e5 8. d5 c5 9. h4 b5 10. cxb5 a6 11. bxa6 Bxa6 12. h5 Bxe2 13. Ngxe2 Nxh5 14. Qd2 Nf4 15. Nxf4 exf4 16. Bxf4 g5 17. Be3 f5 18. exf5 Rxf5 19. Qd3 Qf8 20. Nb5 Rf7 21. Qg6 Rf6 22. Qe4 Qf7 23. a3 Na6 24. 0-0 Nc7 25. Nxc7 Qxc7 26. b4 Rff8 27. Rac1 Rfe8 28. Qg6 Qf7 29. Qxd6 cxb4 30. axb4 Rad8 31. Qc6 Qxd5 32. b5 Qxc6 33. Rxc6 Rb8 34. b6 Re7 35. Rfc1 Reb7 36. Rc8+ Bf8 37. R1c7 Rxb6 38. Bxb6 Rxb6 39. g3 Rg6 40. Kg2 Rf6 41. Rc6 Rxc6 42. Rxc6 Kf7 43. g4 Kg7 44. Kf3 Bb4 45. Ke4 Be1 46. f3 1-0

[Event "FIN-chT 2324"]
[Site "Finland"]
[Date "2023.09.23"]
[Round "1.2"]
[White "Lahdelma, Henri"]
[Black "Fraser, Scott"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "2321"]
[BlackElo "2095"]
[PlyCount "65"]
[EventDate "2023.09.23"]
[EventType "team-tourn"]
[EventRounds "12"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Espoo MatSK"]
[BlackTeam "Espoo MatSK II"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. c4 c6 2. g3 d5 3. Bg2 Nf6 4. Nf3 dxc4 5. Qc2 g6 6. Qxc4 Bg7 7. 0-0 0-0 8. d4 Bf5 9. Nc3 Nbd7 10. h3 Rc8 11. Qb4 b5 12. Qb3 a5 13. g4 Be6 14. Qc2 h6 15. e4 Nb6 16. Bf4 b4 17. Ne2 a4 18. b3 axb3 19. axb3 c5 20. d5 Bd7 21. Rfd1 Be8 22. Ne5 Bb5 23. Nc6 Qe8 24. Na7 Ra8 25. e5 Bxe2 26. Qxe2 Nfd7 27. Ra6 Nc8 28. Nc6 Rxa6 29. Qxa6 e6 30. d6 f6 31. exf6 Rxf6 32. Bg3 e5 33. Qxc8 1-0

[Event "Helsinki EtVaS"]
[Site "Helsinki"]
[Date "2023.09.10"]
[Round "5"]
[White "Agopov, Mikael"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "2451"]
[BlackElo "2321"]
[PlyCount "60"]
[EventDate "2023.09.08"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8. Nc3 c6 9. Qd2 Nd7 10. 0-0-0 Qc7 11. Bd3 Nf8 12. Kb1 Ng6 13. Ne2 Bd7 14. c4 0-0-0 15. h4 h5 16. Ng5 Rhf8 17. Qe3 f4 18. Qf3 e5 19. Nxf7 Bg4 20. Qe4 Rxf7 21. Qxg6 Rf6 22. Qh7 f3 23. gxf3 Bxf3 24. Rhe1 e4 25. Bxe4 Bb4 26. Qxc7+ Kxc7 27. Bxf3 Bxe1 28. Bxh5 Bxf2 29. Kc2 Rh8 30. Bg4 Rxh4 0-1

[Event "Helsinki EtVaS"]
[Site "Helsinki"]
[Date "2023.09.10"]
[Round "4"]
[White "Lahdelma, Henri"]
[Black "Norri, Joose"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2321"]
[BlackElo "2247"]
[PlyCount "59"]
[EventDate "2023.09.08"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 Ne4 4. Nd2 Qa5 5. Qc2 Nd6 6. e4 g6 7. Ngf3 Na6 8. e5 Nb4 9. Qb3 Nf5 10. Be2 d6 11. 0-0 dxe5 12. a3 Na6 13. Nxe5 Nd4 14. Qd3 Bf5 15. Ne4 Bg7 16. f4 Qc7 17. g4 Bc8 18. Be3 Bxe5 19. fxe5 Qxe5 20. Bxd4 cxd4 21. Rad1 h5 22. gxh5 gxh5 23. Qxd4 Rg8+ 24. Kh1 Qxd4 25. Rxd4 Bh3 26. Rg1 0-0-0 27. Bxh5 Rxg1+ 28. Kxg1 f5 29. Ng3 e5 30. Rh4 1-0

[Event "Helsinki EtVaS"]
[Site "Helsinki"]
[Date "2023.09.09"]
[Round "2"]
[White "Lahdelma, Henri"]
[Black "Salonen, Aku"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2321"]
[BlackElo "2133"]
[PlyCount "76"]
[EventDate "2023.09.08"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 0-0 6. Qc2 c5 7. dxc5 Bxc5 8. a3 dxc4 9. Bxc4 a6 10. 0-0 b5 11. Ba2 Qe7 12. b4 Bd6 13. e4 Qc7 14. Bb2 Nc6 15. Rac1 Bb7 16. Nb1 Bf4 17. Nbd2 Rfd8 18. g3 Bh6 19. Rcd1 a5 20. bxa5 Qxa5 21. Nb3 Qa4 22. Bb1 Qc4 23. Nc5 Na5 24. Nxb7 Nxb7 25. Qxc4 bxc4 26. Rxd8+ Rxd8 27. Ne5 Rc8 28. f4 Nd6 29. Rd1 Nfxe4 30. Bxe4 Nxe4 31. Nxc4 g5 32. Rd4 f5 33. Nd6 Nxd6 34. Rxd6 gxf4 35. Rxe6 Bg7 36. Bxg7 Kxg7 37. gxf4 Rc4 38. Re2 Rxf4 1/2-1/2

[Event "Helsinki EtVaS"]
[Site "Helsinki"]
[Date "2023.09.09"]
[Round "3"]
[White "Sipila, Vilka"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2435"]
[BlackElo "2321"]
[PlyCount "63"]
[EventDate "2023.09.08"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. a4 Be7 7. Nc3 0-0 8. d4 Nxb5 9. axb5 Nxd4 10. Nxd4 exd4 11. Nd5 Bd6 12. Qxd4 c6 13. Nb6 axb6 14. Rxa8 Qc7 15. g3 f6 16. Qc4+ Kh8 17. Bf4 Be5 18. Bxe5 fxe5 19. Qe2 d6 20. f4 Re8 21. Qh5 g6 22. Qg5 e4 23. Qf6+ Kg8 24. Qd4 d5 25. c4 Kf7 26. bxc6 bxc6 27. Rea1 Qd6 28. R1a7+ Ke6 29. Qg7 Kf5 30. Rf7+ Kg4 31. Kg2 h5 32. h3# 1-0

[Event "Helsinki EtVaS"]
[Site "Helsinki"]
[Date "2023.09.08"]
[Round "1"]
[White "Kiik, Kalle"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2338"]
[BlackElo "2321"]
[PlyCount "77"]
[EventDate "2023.09.08"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "FIN"]
[EventCategory "3"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. e3 e6 4. b3 Nd7 5. Bb2 Ngf6 6. Qc2 Bd6 7. Nc3 0-0 8. Be2 a6 9. d4 e5 10. cxd5 cxd5 11. dxe5 Nxe5 12. Rd1 Be6 13. 0-0 Rc8 14. Qb1 Qa5 15. Qa1 Rfe8 16. h3 h6 17. Na4 Ned7 18. Nd4 b5 19. Nc3 Rc7 20. a3 Rec8 21. b4 Qb6 22. f4 Nf8 23. Bf3 Qb7 24. g4 Rc4 25. Nce2 Qe7 26. Ng3 Qa7 27. Rfe1 N8d7 28. Kh1 Qc7 29. Rg1 Nb6 30. Nxe6 fxe6 31. Bxf6 gxf6 32. Qxf6 Qf7 33. Qxh6 Rc3 34. Nh5 Nd7 35. g5 Qh7 36. Qxe6+ Kh8 37. Qxd6 Rxe3 38. Qxd5 Nf6 39. gxf6 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "5"]
[White "Bach, Matthias"]
[Black "Lahdelma, Henri"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2218"]
[BlackElo "2324"]
[PlyCount "116"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. f4 Nf6 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. e5 cxd4 9. cxd4 0-0 10. Nf3 Bg4 11. Be2 Nc6 12. Be3 Qa5+ 13. Kf2 Rfd8 14. Qe1 Qa4 15. Qd1 Qa3 16. Qb3 Qxb3 17. axb3 Bxf3 18. Bxf3 Nxd4 19. Bxb7 Rab8 20. Rhd1 Rxb7 21. Rxd4 Rdb8 22. b4 f6 23. Re4 fxe5 24. fxe5 Rxb4 25. Rxb4 Rxb4 26. Rxa7 Kf7 27. Rxe7+ Kxe7 28. Bc5+ Ke6 29. Bxb4 Bxe5 30. h3 Kf5 31. g4+ Ke4 32. Bd2 Bf4 33. Bc3 Be3+ 34. Kg2 Bc5 35. Bf6 Bd6 36. Bc3 Bf4 37. Bb2 Be5 38. Bc1 Bc3 39. Ba3 Bd4 40. Bc1 Bc5 41. Bb2 Be3 42. Ba3 Bf4 43. Bb2 Be3 44. Ba3 Kf4 45. Bd6+ Ke4 46. Be7 Bd4 47. Bf8 Be5 48. Be7 Bf4 49. Ba3 Bd2 50. Bc5 Ke5 51. Bf8 Kf6 52. Bc5 Ke5 53. Bf8 Ke4 54. Bg7 Be3 55. Bf8 Bf4 56. Bg7 Be3 57. Bf8 Bf4 58. Bg7 Be3 1/2-1/2

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "8"]
[White "Cuenca Jimenez, Jose Fernando"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "C62"]
[WhiteElo "2529"]
[BlackElo "2324"]
[PlyCount "150"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 e5 3. Nf3 Nc6 4. Bb5 exd4 5. Nxd4 Bd7 6. Bxc6 bxc6 7. Nc3 Be7 8. 0-0 Bf6 9. Be3 Ne7 10. Qd2 0-0 11. Bg5 Ng6 12. Bxf6 Qxf6 13. f4 Rab8 14. Nb3 Rfe8 15. Rad1 Bc8 16. Rf2 Bb7 17. e5 dxe5 18. Ne4 Qf5 19. Ng3 Qg4 20. f5 Nf4 21. Nc5 Bc8 22. b3 Bxf5 23. Rdf1 Bg6 24. Kh1 Rbd8 25. Qe3 Nd5 26. Qe1 e4 27. Ne2 e3 28. Rf3 Qg5 29. c4 Nf6 30. Na4 Ne4 31. h3 Nf2+ 32. Kh2 Nd3 33. Qc3 Be4 34. Rg3 Qh6 35. Kg1 Bg6 36. Kh2 c5 37. Kg1 Qh5 38. Rff3 Qe5 39. Qxe5 Rxe5 40. Rxe3 Rxe3 41. Rxe3 Nb4 42. Nac3 Kf8 43. Re5 Nd3 44. Re3 c6 45. Kh2 f6 46. Kh1 Ne5 47. Kg1 Rd2 48. Na4 Rxa2 49. Nxc5 Rb2 50. Nf4 Bf7 51. Re2 Rb1+ 52. Kf2 g5 53. Nfd3 Nxd3+ 54. Nxd3 Rxb3 55. Nc5 Rc3 56. Nd7+ Kg7 57. c5 Kg6 58. Re7 Bd5 59. Nf8+ Kf5 60. g4+ Kf4 61. Ke2 Rc2+ 62. Kd3 Rh2 63. Rxa7 Rxh3+ 64. Kd2 Kxg4 65. Nxh7 Kf5 66. Rc7 Rh2+ 67. Ke3 g4 68. Rg7 Rh3+ 69. Kf2 Rf3+ 70. Ke2 Rc3 71. Kf2 Rc2+ 72. Kg1 Rxc5 73. Nf8 Rc2 74. Nd7 Bf3 75. Nb6 Kf4 0-1

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "2"]
[White "Davidson, Kevin"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2154"]
[BlackElo "2324"]
[PlyCount "56"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 b6 4. f4 Bb7 5. Nf3 d6 6. Bd3 e6 7. a4 a6 8. Ne2 Ne7 9. 0-0 Nd7 10. Be3 h6 11. c3 f5 12. e5 0-0 13. h3 Nd5 14. Bd2 dxe5 15. fxe5 c5 16. Qe1 Qe7 17. Qg3 g5 18. Nxg5 hxg5 19. Bxg5 Qf7 20. Nf4 Nxf4 21. Rxf4 Qg6 22. h4 Rf7 23. Kf2 cxd4 24. cxd4 Nf8 25. Rh1 Nh7 26. Qh3 Nxg5 27. hxg5 Qxg5 28. Rh4 Kf8 0-1

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "11"]
[White "Lahdelma, Henri"]
[Black "Hjartarson, Johann"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2324"]
[BlackElo "2432"]
[PlyCount "86"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 0-0 5. 0-0 d5 6. b3 c6 7. Bb2 a5 8. a3 Nbd7 9. Nbd2 Ne4 10. Nxe4 dxe4 11. Ne5 f5 12. c4 Nxe5 13. dxe5 Qxd1 14. Rfxd1 Be6 15. a4 Kf7 16. Rd2 b5 17. axb5 cxb5 18. f3 e3 19. Rd3 bxc4 20. bxc4 Bxc4 21. Rxe3 Ra6 22. f4 a4 23. Rea3 Rb8 24. Rxa4 Rxa4 25. Rxa4 Bxe2 26. Bd5+ Ke8 27. Ba3 Bd3 28. Ra7 Bf8 29. e6 Bb5 30. Kf2 Rd8 31. Bf3 Rc8 32. Bb4 Rc2+ 33. Ke3 Rc8 34. Rb7 Ba4 35. Be2 Ra8 36. Bc5 h6 37. Kd4 Bc6 38. Rc7 Rd8+ 39. Kc3 Ba4 40. Kb4 Ra8 41. Ba7 Kd8 42. Rb7 Bc6 43. Rb6 Kc7 0-1

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "1"]
[White "Lahdelma, Henri"]
[Black "Makarian, Rudik"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "2324"]
[BlackElo "2546"]
[PlyCount "68"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c3 d5 4. g3 Nc6 5. Bg2 cxd4 6. cxd4 Bf5 7. 0-0 e6 8. Bf4 h6 9. Nc3 Qb6 10. Na4 Qb5 11. a3 Be7 12. b4 0-0 13. Nc5 Ne4 14. Rc1 a5 15. a4 Qxb4 16. Rb1 Bxc5 17. Rxb4 Bxb4 18. Ne5 Nc3 19. Qd2 Nxd4 20. Qb2 Ncxe2+ 21. Kh1 Nxf4 22. gxf4 Nc6 23. Nd7 Rfd8 24. Ne5 Nxe5 25. fxe5 d4 26. Bf3 d3 27. Bd1 d2 28. Qb3 Rac8 29. Qg3 Rc1 30. Rg1 g6 31. Qe3 Rd3 32. Qe2 Ra3 33. Qb5 Be4+ 34. f3 Rxd1 0-1

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "4"]
[White "Lahdelma, Henri"]
[Black "Ryan, Joseph"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "2324"]
[BlackElo "2218"]
[PlyCount "123"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. g3 Nf6 3. Bg2 d5 4. c4 Bb4+ 5. Bd2 Be7 6. Bc3 0-0 7. Nd2 c6 8. e3 b6 9. Ne2 Ba6 10. b3 Nbd7 11. 0-0 b5 12. Nf4 bxc4 13. bxc4 Nb6 14. Ba5 Qd7 15. Nd3 Nxc4 16. Nxc4 Bxc4 17. Ne5 Qb7 18. Nxc4 dxc4 19. Qc2 Qa6 20. Bd2 Rac8 21. e4 Rfd8 22. Bc3 c5 23. Rfd1 cxd4 24. Bxd4 c3 25. Bf1 Qc6 26. Bg2 Qc4 27. Bxa7 Bc5 28. Bxc5 Qxc5 29. a4 e5 30. Bf1 g6 31. Rd3 Rd4 32. a5 Nxe4 33. Rxd4 Qxd4 34. a6 Nc5 35. Bg2 e4 36. Bf1 Nd3 37. Ra4 Qd5 38. a7 Ra8 39. Kg2 f5 40. Kg1 Qc5 41. Bxd3 exd3 42. Qxd3 c2 43. Rc4 c1Q+ 44. Rxc1 Qxc1+ 45. Kg2 Qc6+ 46. f3 Rxa7 47. Qd8+ Kg7 48. Qd4+ Kf8 49. Qxa7 Qe6 50. Qxh7 Qe2+ 51. Kh3 Qf1+ 52. Kh4 Qc4+ 53. f4 Qe6 54. Kg5 Qa6 55. Qxg6 Qf1 56. Qxf5+ Kg7 57. Qe5+ Kg8 58. h4 Qf3 59. g4 Qg3 60. h5 Qh3 61. h6 Qg3 62. Qg7# 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "7"]
[White "Lahdelma, Henri"]
[Black "Skvortsov, Andrei"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2324"]
[BlackElo "2294"]
[PlyCount "47"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 e6 4. e4 Ne7 5. Be2 d5 6. Nf3 0-0 7. 0-0 Nd7 8. Bg5 f6 9. Be3 c6 10. Re1 h6 11. exd5 exd5 12. cxd5 Nxd5 13. Nxd5 cxd5 14. Qb3 Nb6 15. Bd3 f5 16. Bf4 g5 17. Be5 Bf6 18. a4 Be6 19. a5 Nc4 20. Bxf6 Qxf6 21. Bxc4 dxc4 22. Qxb7 Rab8 23. Qc6 Rxb2 24. Rxe6 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "6"]
[White "Lahdelma, Henri"]
[Black "Zampronha, Wladimir Camilo"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2324"]
[BlackElo "2170"]
[PlyCount "45"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. 0-0 Be7 6. a4 b4 7. a5 c5 8. dxc5 Bxc5 9. c3 bxc3 10. Nxc3 0-0 11. Ne5 Nfd7 12. Nd3 Ba6 13. Nxc5 Nxc5 14. b4 Ncd7 15. b5 Bc8 16. e4 Qf6 17. Bb2 a6 18. exd5 axb5 19. dxe6 Ra7 20. exd7 Rxd7 21. Qb3 Rd3 22. Be4 Rd4 23. Nxb5 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "9"]
[White "Lahdelma, Henri"]
[Black "Zierk, Steven C"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2324"]
[BlackElo "2488"]
[PlyCount "120"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. 0-0 a6 7. a4 b6 8. Nc3 Bb7 9. Ne5 Nbd7 10. Nxd7 Qxd7 11. Qe2 cxd4 12. exd4 Qxd4 13. Be3 Qg4 14. Qxg4 Nxg4 15. Bxb6 Bd6 16. h3 Ne5 17. Be2 0-0 18. Rfd1 Be7 19. a5 Rac8 20. Rd4 Nc6 21. Rd7 Rb8 22. Bf3 Bd8 23. Rxb7 Rxb7 24. Bxc6 Rb8 25. Na4 Bf6 26. Rd1 Rfc8 27. Be4 Rc4 28. Nc5 Rc8 29. b4 Rxb4 30. Bf3 g6 31. Nxa6 Rb2 32. Nc5 Rxb6 33. axb6 Rxc5 34. b7 Rb5 35. Rc1 Kg7 36. g3 h5 37. Rc8 Be5 38. h4 f5 39. Rd8 Rb2 40. Kf1 Kf6 41. Bc6 Rb6 42. Rc8 Rb1+ 43. Kg2 Rb2 44. Rd8 g5 45. hxg5+ Kxg5 46. Re8 Kf6 47. Rd8 f4 48. gxf4 Bxf4 49. Bf3 h4 50. Rh8 Bg3 51. Kh3 Be5 52. Kg2 Bg3 53. Kh3 Rxf2 54. b8Q Bxb8 55. Rxb8 Rxf3+ 56. Kxh4 Ke5 57. Kg4 Rd3 58. Rb5+ Kd4 59. Ra5 e5 60. Ra4+ Kd5 0-1

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "3"]
[White "Pichot, Alan"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2642"]
[BlackElo "2324"]
[PlyCount "93"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Bb7 4. g3 Nf6 5. Bg2 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 0-0 8. 0-0 d6 9. Qc2 Nbd7 10. Nc3 Re8 11. Rfd1 Qc8 12. e4 e5 13. d5 a5 14. a3 Ba6 15. Nd2 Nf8 16. b4 N6d7 17. Nb5 Ng6 18. h4 Ne7 19. Bh3 Qd8 20. Qc3 g6 21. Nb3 a4 22. Nd2 f5 23. exf5 Nxf5 24. Ne4 Rf8 25. Rac1 h6 26. Qd2 Kg7 27. Nec3 Nf6 28. Qd3 Ng8 29. Re1 Rf7 30. h5 Nge7 31. hxg6 Rf6 32. Bg4 Bc8 33. Bf3 Rxg6 34. Be4 Rf6 35. c5 bxc5 36. bxc5 Bd7 37. c6 Bc8 38. Rb1 Ba6 39. Rb4 Bxb5 40. Nxb5 h5 41. Nc3 Nd4 42. Ne2 Nef5 43. Rb7 Nxe2+ 44. Qxe2 h4 45. Qg4+ Rg6 46. Qxf5 hxg3 47. Qxg6+ 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "10"]
[White "Skliarov, Viktor"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2383"]
[BlackElo "2324"]
[PlyCount "115"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 e5 3. Ne2 Nc6 4. Nbc3 g6 5. f3 Bg7 6. Be3 Nge7 7. Qd2 h6 8. 0-0-0 a6 9. g4 b5 10. d5 Nb8 11. Ng3 Nd7 12. h4 Bb7 13. Kb1 Nc5 14. Nce2 Qd7 15. Nc1 a5 16. Nb3 Nxb3 17. cxb3 b4 18. Rc1 Ba6 19. Bxa6 Rxa6 20. Qd3 Ra8 21. Rc4 c5 22. dxc6 Nxc6 23. Qd5 Rc8 24. Rhc1 Ne7 25. Rxc8+ Nxc8 26. Qxa5 0-0 27. Qxb4 Qe7 28. g5 hxg5 29. hxg5 Qe6 30. Rh1 d5 31. exd5 Qxd5 32. Qe4 Qb5 33. Qc4 Qb7 34. Ne4 Rd8 35. Rc1 Ne7 36. Qc7 Qxc7 37. Rxc7 Nd5 38. Rc3 Nxc3+ 39. bxc3 Bf8 40. Kc2 Be7 41. a4 Rb8 42. b4 Kf8 43. a5 Ke8 44. a6 Kd7 45. a7 Ra8 46. Kb3 Kc6 47. c4 Bd8 48. b5+ Kb7 49. c5 Kxa7 50. c6+ Kb8 51. b6 Bxb6 52. Bxb6 Ra6 53. c7+ Kc8 54. Nd6+ Kd7 55. c8Q+ Kxd6 56. Qc5+ Ke6 57. Qc4+ Kf5 58. Qxa6 1-0

[Event "Riga Tech op-A"]
[Site "Riga"]
[Date "2023.08.13"]
[Round "9"]
[White "Lahdelma, Henri"]
[Black "Kaasen, Tor Fredrik"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2324"]
[BlackElo "2475"]
[PlyCount "85"]
[EventDate "2023.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Be2 c6 9. 0-0 h6 10. Bh4 g5 11. Bg3 Nh5 12. Be5 Nhf6 13. Bg3 Nh5 14. Be5 Ng7 15. e4 g4 16. exd5 cxd5 17. Ne1 h5 18. Nd3 Nxe5 19. dxe5 Nf5 20. Nf4 Bg7 21. Ncxd5 Bxe5 22. Qa4+ Kf8 23. Qe4 Bxf4 24. Nxf4 Qe7 25. Nxe6+ Qxe6 26. Qxb7 Kg7 27. Bd3 Nd4 28. Qc7 Qf6 29. Rad1 Ne6 30. Qc2 Rac8 31. Qd2 Rhd8 32. Qa5 Nc5 33. Qa3 Nxd3 34. Rxd3 Rxd3 35. Qxd3 Qxb2 36. Qxa6 Rc5 37. Qa4 Rc1 38. g3 Rxf1+ 39. Kxf1 Qb1+ 40. Kg2 Qb7+ 41. Kg1 Qb1+ 42. Kg2 Qb7+ 43. Kg1 1/2-1/2

[Event "Riga Tech op-A"]
[Site "Riga"]
[Date "2023.08.12"]
[Round "8"]
[White "Petrova, Irina"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2108"]
[BlackElo "2324"]
[PlyCount "102"]
[EventDate "2023.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Kb1 0-0 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 Qd5 17. Be3 Qb5 18. Qxb5 cxb5 19. Ne5 b4 20. g4 Nd5 21. Bd2 Rfd8 22. f4 Nf6 23. Be3 Ne4 24. Rdg1 f6 25. Ng6 Kf7 26. g5 hxg5 27. fxg5 Rg8 28. Rh4 Nd6 29. Rhg4 Nf5 30. Bd2 Bd6 31. d5 exd5 32. Bxb4 Bxb4 33. Rxb4 b6 34. Rf4 Ne3 35. h6 f5 36. h7 Kxg6 37. hxg8Q Rxg8 38. Rd4 Re8 39. Kc1 Re4 40. Rd2 f4 41. b3 b5 42. Rf2 Kf5 43. g6 Re6 44. Kd2 Ke4 45. Rg5 Rc6 46. c3 b4 47. cxb4 Rc2+ 48. Ke1 Rc1+ 49. Kd2 Rd1+ 50. Kc3 Rd3+ 51. Kb2 Nd1+ 0-1

[Event "Riga Tech op-A"]
[Site "Riga"]
[Date "2023.08.11"]
[Round "7"]
[White "Lahdelma, Henri"]
[Black "Mons, Leon"]
[Result "1/2-1/2"]
[ECO "E10"]
[WhiteElo "2324"]
[BlackElo "2519"]
[PlyCount "110"]
[EventDate "2023.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 7. e3 Bd6 8. Nc3 Bb7 9. e4 Nbd7 10. Bg5 0-0 11. Bc4 Qe8 12. 0-0 d4 13. Re1 Ne5 14. Nxe5 Bxe5 15. Bxf6 Rxf6 16. Na4 Rc8 17. Rc1 Qg6 18. Qe2 Rf4 19. f3 Rh4 20. g3 Bf4 21. Qg2 Bxc1 22. gxh4 Qh6 23. Qg4 Kh8 24. Kh1 Be3 25. Bxe6 Rc7 26. Qf5 Qf6 27. Qxf6 gxf6 28. b3 f5 29. Bxf5 c4 30. bxc4 Rxc4 31. Nb2 Rc2 32. Nd3 Rxa2 33. Be6 Ra3 34. Nc5 Ba8 35. Rd1 Rc3 36. Nb3 d3 37. Kg2 Kg7 38. Kg3 Kf6 39. Bg8 Ke5 40. h5 h6 41. Na5 Rc2 42. Nc4+ Kd4 43. Nxe3 Kxe3 44. Bb3 Rb2 45. Ba4 Ra2 46. Bb3 Rb2 47. Ba4 d2 48. Ra1 Bb7 49. Bd1 Rxb5 50. Ra3+ Kd4 51. Kf2 Rxh5 52. Ra4+ Kd3 53. Ra3+ Kd4 54. Ra4+ Kd3 55. Be2+ Kc2 1/2-1/2

[Event "Heart of Finland op 31st"]
[Site "Jyvaskyla"]
[Date "2023.07.23"]
[Round "9"]
[White "Lahdelma, Henri"]
[Black "Koykka, Pekka"]
[Result "0-1"]
[ECO "E47"]
[WhiteElo "2328"]
[BlackElo "2332"]
[PlyCount "126"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 c5 6. Nf3 cxd4 7. exd4 d5 8. cxd5 Nxd5 9. 0-0 Nc6 10. Bc2 Be7 11. Qd3 g6 12. a3 Qb6 13. Ne4 Rd8 14. Rd1 e5 15. dxe5 Ndb4 16. Qe2 Nxc2 17. Rxd8+ Qxd8 18. Qxc2 Bf5 19. Bf4 Qd5 20. Re1 Rd8 21. Qe2 Nd4 22. Nxd4 Qxd4 23. Nf6+ Bxf6 24. exf6 h5 25. Be5 Qd3 26. Qxd3 Rxd3 27. Bc3 g5 28. f3 Be6 29. Kf2 Rd5 30. Ke3 Kh7 31. Bd4 a5 32. Rc1 b5 33. Ke4 a4 34. Rc6 Kg6 35. Rb6 Rf5 36. Be5 g4 37. f4 h4 38. Rxb5 Rh5 39. Rb8 Bf5+ 40. Ke3 Be6 41. Ke4 Bf5+ 42. Kd5 Be6+ 43. Kd6 Kh7 44. Ke7 g3 45. hxg3 hxg3 46. Rf8 Bb3 47. Rxf7+ Bxf7 48. Kxf7 Rf5 49. Ke6 Kg6 50. Kd5 Kh5 51. Kc4 Kg6 52. Kd3 Kh5 53. b4 axb3 54. a4 Kg6 55. a5 Rh5 56. a6 Rh8 57. a7 Rc8 58. Ke4 Ra8 59. Kd3 Rxa7 60. Kc3 Ra2 61. Kxb3 Rxg2 62. Kc3 Rf2 63. Bd4 Rf1 0-1

[Event "Heart of Finland op 31st"]
[Site "Jyvaskyla"]
[Date "2023.07.22"]
[Round "8"]
[White "Lahdelma, Henri"]
[Black "Volkov, Roman"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2328"]
[BlackElo "2181"]
[PlyCount "91"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. g3 c5 4. Bg2 Bb7 5. 0-0 g6 6. e3 Bg7 7. d4 cxd4 8. exd4 d5 9. Ne5 0-0 10. Nc3 h6 11. b3 e6 12. Ba3 Re8 13. Re1 Nc6 14. Rc1 Ne7 15. b4 Rb8 16. c5 bxc5 17. dxc5 a6 18. Qd3 Qc7 19. Bb2 Nc6 20. Nxc6 Bxc6 21. a3 Qb7 22. Bf1 Ra8 23. Nd1 Ne4 24. Bxg7 Kxg7 25. f3 Bb5 26. Qe3 Bxf1 27. Kxf1 Nf6 28. Qd4 e5 29. Rxe5 Qb5+ 30. Kf2 Rxe5 31. Qxe5 Re8 32. Qb2 d4 33. c6 d3 34. Ne3 Qg5 35. Qd4 Qb5 36. c7 Qb7 37. Qxd3 Rc8 38. Qd4 h5 39. Rc5 Qb6 40. Nd5 Qd6 41. Qxf6+ Qxf6 42. Nxf6 Kxf6 43. Ke3 Ke6 44. Kf4 Kf6 45. h4 Ke6 46. g4 1-0

[Event "Heart of Finland op 31st"]
[Site "Jyvaskyla"]
[Date "2023.07.21"]
[Round "7"]
[White "Keinanen, Toivo"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2504"]
[BlackElo "2328"]
[PlyCount "103"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. c4 e6 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qb3 Rb8 8. d4 b5 9. a4 bxa4 10. Qxa4 Bd6 11. Nbd2 0-0 12. 0-0 c5 13. Nb3 Rb4 14. Qa2 Qb6 15. dxc5 Nxc5 16. Nxc5 Bxc5 17. Ne5 Rb3 18. Nc4 Qb5 19. Na5 Rb4 20. b3 Bb6 21. Nc4 Bd4 22. Rb1 Nd5 23. Bd2 Nc3 24. Bxc3 Bxc3 25. Rfc1 Be5 26. Na5 Bd7 27. Bc6 Bxc6 28. Nxc6 Re4 29. e3 Bf6 30. b4 Rg4 31. Rc5 Qb6 32. f4 h5 33. Qe2 e5 34. Kg2 exf4 35. exf4 Qb7 36. Re1 Rg6 37. Qf3 h4 38. g4 Bd8 39. g5 Rd6 40. Ne7+ Qxe7 41. Rxe7 Bxe7 42. Rc7 Rd2+ 43. Kh3 Bd6 44. Rd7 Bxf4 45. Rxd2 Bxd2 46. g6 Bxb4 47. Qd5 Bd2 48. Kg4 Bh6 49. Kh5 Rc8 50. gxf7+ Kh8 51. Kg6 Bf4 52. Qe6 1-0

[Event "Heart of Finland op 31st"]
[Site "Jyvaskyla"]
[Date "2023.07.20"]
[Round "6"]
[White "Lahdelma, Henri"]
[Black "Salimaki, Janne"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2328"]
[BlackElo "2089"]
[PlyCount "81"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 0-0 5. d3 Re8 6. Bd2 c6 7. a3 Bxc3 8. Bxc3 d5 9. e4 d4 10. Bd2 a5 11. f4 c5 12. Nf3 Nc6 13. 0-0 Rb8 14. a4 Qc7 15. h3 Nh5 16. Nxe5 Nxg3 17. Rf3 Nh5 18. Nxc6 bxc6 19. b3 f5 20. Rf2 g6 21. Rb1 Be6 22. Qe1 Ra8 23. Qd1 Rf8 24. Qf3 Ra6 25. Rff1 Rb8 26. Rb2 fxe4 27. dxe4 Bxc4 28. Rc1 Bf7 29. Bf1 Ra7 30. Rxc5 Qb6 31. Rg5 Nf6 32. f5 c5 33. fxg6 hxg6 34. Bf4 Rf8 35. Rbg2 Kh7 36. Be5 Nd7 37. Qh5+ gxh5 38. Rg7+ Kh8 39. Rg8+ Kh7 40. R2g7+ Kh6 41. Bf4# 1-0

[Event "Heart of Finland op 31st"]
[Site "Jyvaskyla"]
[Date "2023.07.20"]
[Round "5"]
[White "Nissinen, Niilo Man"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1958"]
[BlackElo "2328"]
[PlyCount "110"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 7. Nf3 Bd6 8. 0-0 Nge7 9. Re1 h6 10. Qe2 a6 11. Nbd2 Bd7 12. a4 Rc8 13. b4 Ng6 14. g3 0-0 15. h4 Rfe8 16. h5 Nf8 17. Ne5 f6 18. Nxd7 Qxd7 19. b5 axb5 20. axb5 Ne7 21. Bb2 e5 22. dxe5 fxe5 23. c4 e4 24. Bc2 Bc5 25. Nf1 Nf5 26. Red1 e3 27. f4 d4 28. Bxf5 Qxf5 29. Bxd4 Re4 30. Bxc5 Qxc5 31. Re1 Ne6 32. Kg2 Re8 33. Qd3 Rxc4 34. Nxe3 Rxf4 35. Qd5 Rb4 36. Qxb7 Rb2+ 37. Kg1 Qxh5 38. Qh1 Qg5 39. Qh4 Qc5 40. Qc4 Qe5 41. Nf1 Qf6 42. Qc6 Re7 43. Rab1 Qf2+ 44. Kh1 Rf7 45. Qe8+ Nf8 46. Rxb2 Qxb2 47. Qc6 Qf2 48. Qe4 Rf5 49. Qg4 Nd7 50. Rc1 Nf6 51. Qc4+ Kh8 52. Qc8+ Ng8 53. g4 Rf3 54. Nh2 Rh3 55. Qc7 Qf3+ 0-1

[Event "Heart of Finland op 31st"]
[Site "Jyvaskyla"]
[Date "2023.07.19"]
[Round "4"]
[White "Lahdelma, Henri"]
[Black "Luukkonen, Tommi"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2328"]
[BlackElo "2279"]
[PlyCount "75"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. e3 Bg7 5. Nb5 Na6 6. h4 c6 7. Nc3 Bf5 8. Bxa6 bxa6 9. Na4 Nd7 10. c3 e5 11. Bg3 0-0 12. Ne2 Re8 13. h5 Qa5 14. hxg6 hxg6 15. 0-0 Qb5 16. dxe5 c5 17. b4 Bd3 18. Re1 Bxe2 19. Rxe2 cxb4 20. Rb1 Bxe5 21. Bxe5 Rxe5 22. Rxb4 Qc6 23. Rd2 Nf6 24. c4 dxc4 25. Rd6 Rd5 26. Qxd5 Nxd5 27. Rxc6 Nxb4 28. Rxc4 Nxa2 29. Rc7 Nb4 30. g4 Re8 31. Rxa7 Re4 32. Nc5 Rxg4+ 33. Kf1 Rc4 34. Nxa6 Rc1+ 35. Kg2 Nd3 36. Rd7 Ne5 37. Rd5 Ng4 38. Rd2 1/2-1/2

[Event "Heart of Finland op 31st"]
[Site "Jyvaskyla"]
[Date "2023.07.18"]
[Round "2"]
[White "Lahdelma, Henri"]
[Black "Jaakkola, Niklas"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2328"]
[BlackElo "1946"]
[PlyCount "95"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Bb4 6. Qa4+ Nc6 7. e3 h6 8. Bh4 g5 9. Bg3 Ne4 10. Bb5 Bd7 11. Nge2 h5 12. f3 Nxg3 13. hxg3 a6 14. Bxc6 Bxc3+ 15. Nxc3 Bxc6 16. Qc2 Qe7 17. Kf2 0-0-0 18. Qf5+ Kb8 19. a3 h4 20. gxh4 gxh4 21. Rh2 Qd6 22. Qf4 Qg6 23. Rc1 Rdg8 24. Ke2 Rh5 25. Kd2 Rg5 26. Rg1 Qh7 27. g4 f5 28. Rgh1 fxg4 29. Rxh4 Qd7 30. Rh7 R5g7 31. Rxg7 Rxg7 32. Rg1 Rf7 33. Qxg4 Qd6 34. f4 a5 35. Qg8+ Rf8 36. Qg7 Re8 37. Rg6 Qd8 38. f5 Qh4 39. Nd1 Ba4 40. Rg4 Qh1 41. Nc3 Qf3 42. Qg5 Bd7 43. Qf4 Qh1 44. Rg7 Bc6 45. Qxc7+ Ka8 46. Qxa5+ Kb8 47. Qc7+ Ka8 48. Nb5 1-0

[Event "Heart of Finland op 31st"]
[Site "Jyvaskyla"]
[Date "2023.07.18"]
[Round "3"]
[White "Nevanlinna, Risto"]
[Black "Lahdelma, Henri"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2208"]
[BlackElo "2328"]
[PlyCount "71"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Ne5 Nf6 5. d4 g6 6. Bd3 Nc6 7. c3 Nxe5 8. dxe5 Nd7 9. f4 Qb6 10. Qe2 Nc5 11. Bb5+ Bd7 12. Bxd7+ Nxd7 13. Be3 Qc6 14. 0-0 e6 15. Nd2 b5 16. Nb3 a6 17. Qf2 Rc8 18. Kh1 Bc5 19. Rad1 Bxe3 20. Qxe3 Qb6 21. Qh3 h5 22. Qh4 Qd8 23. Qf2 Qb6 24. Qh4 b4 25. Rc1 bxc3 26. Rxc3 Rxc3 27. bxc3 Nc5 28. Qf6 0-0 29. Nxc5 Qxc5 30. f5 exf5 31. e6 Qc7 32. h3 Re8 33. Re1 Qe7 34. exf7+ Qxf7 35. Rxe8+ Qxe8 36. Qxa6 1/2-1/2

[Event "Heart of Finland op 31st"]
[Site "Jyvaskyla"]
[Date "2023.07.17"]
[Round "1"]
[White "Esmaeili, Behnam"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "E43"]
[WhiteElo "1850"]
[BlackElo "2328"]
[PlyCount "68"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. e3 Bb4 6. Bd3 Ne4 7. 0-0 Bxc3 8. Bxe4 Bxe4 9. bxc3 d6 10. Nd2 Bb7 11. Qg4 0-0 12. f3 f5 13. Qh3 Nd7 14. e4 Qf6 15. Re1 Rae8 16. Ba3 c5 17. Qg3 f4 18. Qf2 e5 19. Bb2 g5 20. a4 a5 21. Rad1 Ba6 22. Ba1 Re7 23. Rb1 Rg7 24. Qe2 h5 25. h3 g4 26. fxg4 hxg4 27. hxg4 Qh4 28. Rf1 Rf6 29. Qf3 Rxg4 30. Qf2 Rg3 31. Rfe1 Rh6 32. Kf1 Qh2 33. Ke2 Rxg2 34. Rg1 Rhg6 0-1

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2023.04.15"]
[Round "9"]
[White "Lahdelma, Henri"]
[Black "Keinanen, Toivo"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2315"]
[BlackElo "2501"]
[PlyCount "50"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 h6 7. Bf4 0-0 8. Bd3 c5 9. dxc5 Bxc5 10. Nge2 Nc6 11. 0-0 a6 12. Rc1 Ba7 13. h3 Re8 14. a3 Be6 15. Na4 d4 16. exd4 Nxd4 17. Nxd4 Qxd4 18. Be3 Qd8 19. Bxa7 Rxa7 20. Nc5 Bd5 21. Bc4 b6 22. Bxd5 Nxd5 23. Na4 Rd7 24. Qf3 Re6 25. Rfd1 Red6 1/2-1/2

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2023.04.14"]
[Round "8"]
[White "Agopov, Mikael"]
[Black "Lahdelma, Henri"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2450"]
[BlackElo "2315"]
[PlyCount "65"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 0-0 6. Nbd2 d6 7. 0-0 a6 8. Ba4 Ba7 9. h3 Re8 10. Re1 Be6 11. Ng5 Bd7 12. Bb3 Re7 13. Nf1 Na5 14. Bc2 h6 15. Nf3 b5 16. Ng3 Re8 17. d4 c5 18. d5 c4 19. b4 cxb3 20. axb3 Qc7 21. Bd2 Rec8 22. Bd3 Bb6 23. Nh4 g6 24. b4 Nc4 25. Bxh6 Nb2 26. Qf3 Nh7 27. Rac1 Qd8 28. Ngf5 Qf6 29. Bg7 Qg5 30. Bh6 Qf6 31. Bg7 Qg5 32. Bh6 Qf6 33. Bg7 1/2-1/2

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2023.04.13"]
[Round "7"]
[White "Lahdelma, Henri"]
[Black "Ponnio, Toni"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2315"]
[BlackElo "2177"]
[PlyCount "185"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. Nb5 Na6 6. e3 0-0 7. h3 c6 8. Nc3 Nc7 9. Bd3 Nce8 10. 0-0 Nd6 11. a4 Nfe4 12. Ne2 f6 13. Bh2 Nf7 14. c4 e5 15. dxe5 fxe5 16. cxd5 Qxd5 17. Qc2 Ned6 18. Nc3 Qe6 19. Nd2 Nf5 20. Nce4 Qe7 21. a5 Be6 22. a6 b6 23. Qxc6 Rac8 24. Qa4 N7d6 25. Qa3 Rfd8 26. Rfd1 Bd5 27. Nxd6 Qxd6 28. Qxd6 Nxd6 29. e4 Be6 30. Kf1 Nf7 31. Ke2 Rd4 32. Rac1 Rcd8 33. Rc3 Rb4 34. b3 Bh6 35. Bc2 Rb5 36. Nf3 Re8 37. Rc7 Ra5 38. Bd3 Ra2+ 39. Kf1 Rd8 40. Be2 Rxd1+ 41. Bxd1 Rxa6 42. Nxe5 Ra1 43. Ke2 Ra2+ 44. Ke1 Bd2+ 45. Kf1 Nxe5 46. Bxe5 Bb4 47. Rc2 Ra3 48. Rb2 Bd7 49. Rb1 Ra2 50. Be2 Be6 51. f4 Ra3 52. Bd1 Ra2 53. Bd4 Bd7 54. Be2 Bd2 55. Bc4+ Kf8 56. g4 Bxf4 57. Bb2 b5 58. Bd5 Ra6 59. Ke2 Ke7 60. Kf3 Bg5 61. Bc3 Be6 62. Bb4+ Kf7 63. Rd1 Ra2 64. Bxe6+ Kxe6 65. Rd6+ Kf7 66. Bc5 a5 67. e5 Rc2 68. e6+ Kf6 69. Rd5 Rc3+ 70. Ke4 h6 71. e7 Kf7 72. Re5 Ke8 73. Kd5 a4 74. bxa4 bxa4 75. Re4 Rd3+ 76. Ke6 Rd7 77. Rxa4 Bxe7 78. Bxe7 Rxe7+ 79. Kf6 Re3 80. h4 Rh3 81. g5 hxg5 82. hxg5 Rf3+ 83. Kxg6 Kf8 84. Ra8+ Ke7 85. Kg7 Rf5 86. g6 Rg5 87. Ra1 Ke6 88. Re1+ Kf5 89. Rf1+ Ke6 90. Kh7 Rg2 91. g7 Rh2+ 92. Kg8 Ra2 93. Rh1 1-0

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2023.04.12"]
[Round "6"]
[White "Binham, Timothy F"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "C12"]
[WhiteElo "2287"]
[BlackElo "2315"]
[PlyCount "68"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Be3 Ne4 7. Qg4 g6 8. a3 Bxc3+ 9. bxc3 Nxc3 10. Bd3 c5 11. dxc5 Nc6 12. Nf3 d4 13. Bxd4 Nxd4 14. Qxd4 Qxd4 15. Nxd4 Bd7 16. Kd2 Na4 17. c6 Bxc6 18. Nxc6 bxc6 19. Rab1 0-0-0 20. Rb4 Nb6 21. Kc1 Rhe8 22. Re1 Rd5 23. f4 Kc7 24. Be4 Ra5 25. Rd1 Rxa3 26. Rd6 Rc3 27. g3 Rc5 28. Rbd4 a5 29. Bd3 Rb8 30. Bxg6 fxg6 31. Rxe6 Nc4 32. Rxg6 a4 33. Rg7+ Kb6 34. Rdd7 Rb5 0-1

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2023.04.11"]
[Round "5"]
[White "Lahdelma, Henri"]
[Black "Norri, Joose"]
[Result "1/2-1/2"]
[ECO "A62"]
[WhiteElo "2315"]
[BlackElo "2250"]
[PlyCount "134"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 Re8 10. Bf4 Nh5 11. Bg5 Qb6 12. Qc1 Nd7 13. a4 Qb4 14. Bd2 Qb6 15. a5 Qa6 16. Re1 b5 17. axb6 Qxb6 18. Na4 Qb5 19. e4 Nhf6 20. Bf1 Qb8 21. Nc3 Ng4 22. Bf4 Nde5 23. Nd2 f5 24. h3 Nh6 25. Kg2 Nhf7 26. Be3 fxe4 27. Ndxe4 Bb7 28. Qd2 Qc7 29. f4 Nd7 30. Kh2 Nf6 31. Nxf6+ Bxf6 32. Bf2 Qb6 33. Ne4 Bg7 34. Rab1 a5 35. Bg2 Qb4 36. Nc3 Ba6 37. Qc2 Bc4 38. Re6 Rab8 39. Rbe1 Red8 40. Ne4 Qb3 41. Qxb3 Rxb3 42. Nd2 Rxb2 43. Nxc4 Rxf2 44. Nxa5 Bc3 45. Re8+ Kg7 46. Nb7 Rxe8 47. Rxe8 Rb2 48. Re7 Kf8 49. Rc7 Be1 50. g4 Bd2 51. f5 Bf4+ 52. Kg1 Be3+ 53. Kh2 gxf5 54. gxf5 Rf2 55. Kg3 Rxf5 56. Be4 Bf4+ 57. Kf3 Rf6 58. Bxh7 Ng5+ 59. Kg4 Nxh7 60. Rxh7 Be5 61. Nd8 Kg8 62. Rd7 c4 63. Rc7 c3 64. Kg5 Rf2 65. Ne6 c2 66. Rc8+ Kf7 67. Rc7+ Ke8 1/2-1/2

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2023.04.10"]
[Round "4"]
[White "Jarvenpaa, Jari"]
[Black "Lahdelma, Henri"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2269"]
[BlackElo "2315"]
[PlyCount "102"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. e4 d6 4. d4 Nd7 5. Nf3 Ngf6 6. Bd3 e5 7. 0-0 g6 8. d5 Bg7 9. h3 Nh5 10. Bg5 f6 11. Be3 0-0 12. g4 Nf4 13. Bxf4 exf4 14. Ne2 Bh6 15. Ned4 Qe7 16. Ne6 Rfc8 17. Nfd4 Nf8 18. Bc2 Nxe6 19. Nxe6 Kh8 20. Qf3 c6 21. Bd3 Rg8 22. Rab1 Bc8 23. Nxf4 Qe5 24. Ng2 f5 25. exf5 gxf5 26. gxf5 cxd5 27. Rfe1 Qf6 28. cxd5 Bd7 29. Kh1 Raf8 30. Ne3 Bxe3 31. fxe3 Bxf5 32. Qxf5 Qxf5 33. Bxf5 Rxf5 34. Rf1 Rxd5 35. Rbd1 Rxd1 36. Rxd1 Rg3 37. Rxd6 Rxh3+ 38. Kg1 Rxe3 39. Rd8+ Kg7 40. Rd7+ Kg6 41. Rxa7 Re2 42. b3 Rb2 43. Ra6 Kf5 44. Rxb6 Rxa2 45. Rh6 Rb2 46. Rxh7 Rxb3 47. Kf2 Kg6 48. Ra7 Rb6 49. Ra5 Rf6+ 50. Kg3 Rf5 51. Rxf5 Kxf5 1/2-1/2

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2023.04.09"]
[Round "3"]
[White "Lahdelma, Henri"]
[Black "Koykka, Pekka"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "2315"]
[BlackElo "2329"]
[PlyCount "60"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d6 5. a3 Bxc3+ 6. Qxc3 Nbd7 7. g3 0-0 8. Bg2 e5 9. dxe5 Nxe5 10. Nf3 Nxf3+ 11. Bxf3 Re8 12. Bg5 Ne4 13. Qxg7+ Kxg7 14. Bxd8 Nxf2 15. Bxc7 Nxh1 16. Bxd6 Bf5 17. Bxh1 Be4 18. Kf2 Bxh1 19. Rxh1 Re4 20. Rc1 Rae8 21. Rc2 R8e6 22. Bf4 Kf8 23. Kf3 Ke8 24. b3 Kd7 25. Rd2+ Kc6 26. e3 a5 27. a4 b6 28. Rd5 Re7 29. Rh5 f6 30. Rxh7 Rxf4+ 0-1

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2023.04.08"]
[Round "2"]
[White "Heinola, Vesa Pekka"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "2209"]
[BlackElo "2315"]
[PlyCount "92"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. e3 b5 6. a4 Bb4 7. Bd2 a5 8. axb5 Bxc3 9. Bxc3 cxb5 10. b3 Bb7 11. bxc4 b4 12. Bb2 Nf6 13. Bd3 Nbd7 14. 0-0 0-0 15. Re1 Ne4 16. Qc2 f5 17. c5 Bd5 18. Bb5 Qc7 19. Qa4 Ndf6 20. Ne5 Ng4 21. f4 Nxe5 22. fxe5 Rfb8 23. Bd7 Nd2 24. Rec1 Nb3 25. c6 Ra6 26. Rab1 Nxc1 27. Rxc1 Rbb6 28. Rc5 Rxc6 29. Bxc6 Rxc6 30. Qb5 Be4 31. Qc4 Kf7 32. Qb5 Rxc5 33. dxc5 Bc6 34. Qc4 Qd7 35. Bd4 Bb7 36. Qe2 Qc6 37. Qh5+ Kf8 38. Qe2 a4 39. e4 Qxe4 40. Qxe4 Bxe4 41. c6 Ke8 42. Bc5 b3 43. Ba3 Bxc6 44. h4 f4 45. Kf2 Kf7 46. g4 Kg6 0-1

[Event "FIN-ch"]
[Site "Helsinki"]
[Date "2023.04.07"]
[Round "1"]
[White "Lahdelma, Henri"]
[Black "Valkama, Eero"]
[Result "0-1"]
[ECO "E48"]
[WhiteElo "2315"]
[BlackElo "2258"]
[PlyCount "84"]
[EventDate "2023.04.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FIN"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. cxd5 exd5 7. Nge2 Re8 8. Bd2 Bf8 9. Qc2 b6 10. 0-0 c5 11. dxc5 bxc5 12. Na4 Nbd7 13. Bc3 Bb7 14. Bxf6 Qxf6 15. Bxh7+ Kh8 16. Bf5 Ne5 17. Rfd1 Rad8 18. Bh3 d4 19. exd4 cxd4 20. Ng3 d3 21. Qc3 Rd4 22. Nc5 Bxc5 23. Qxc5 Rh4 24. Bf5 Rd8 25. Qb5 Bc6 26. Qa5 g6 27. f4 Rxf4 28. Rf1 Rxf1+ 29. Rxf1 gxf5 30. Rxf5 d2 31. Rxf6 d1Q+ 32. Nf1 Qd4+ 33. Kh1 Qd5 34. Qxd5 Rxd5 35. Kg1 Kg7 36. Rf2 Rd1 37. Rd2 Ra1 38. Kf2 Rxa2 39. Kg3 Nc4 40. Rd4 Nxb2 41. Ne3 Ra3 42. Kf4 Ra4 0-1

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2023.04.02"]
[Round "11.1"]
[White "Jouhki, Yrjo Markus"]
[Black "Lahdelma, Henri"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2254"]
[BlackElo "2303"]
[PlyCount "47"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Joensuu SK"]
[BlackTeam "Espoo MatSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. Bg2 Bf5 5. 0-0 e6 6. b3 c6 7. Nbd2 Nf6 8. Bb2 Ne4 9. c4 Bb4 10. Rc1 0-0 11. a3 Be7 12. Ne5 Nd7 13. Ndf3 Nxe5 14. Nxe5 f6 15. Nd3 Nd6 16. Nc5 Re8 17. Re1 Bf8 18. f3 Bg6 19. e4 Bf7 20. Kh1 b6 21. Nd3 dxc4 22. bxc4 e5 23. d5 b5 24. Nb4 1/2-1/2

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2023.04.01"]
[Round "10.1"]
[White "Lahdelma, Henri"]
[Black "Neiksans, Arturs"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "2303"]
[BlackElo "2606"]
[PlyCount "78"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Espoo MatSK"]
[BlackTeam "Vammala SK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 f5 2. Bg5 g6 3. h4 Bg7 4. Nc3 d6 5. Nf3 h6 6. Bd2 Nf6 7. e3 Nbd7 8. Bc4 c6 9. Ne2 e5 10. dxe5 dxe5 11. h5 Nxh5 12. Bc3 Qe7 13. Nh4 Nf8 14. Nxg6 Nxg6 15. Rxh5 Be6 16. Bxe6 Qxe6 17. Ng3 0-0 18. Qe2 f4 19. Ne4 Rad8 20. Bb4 Rf7 21. Nc5 Qc8 22. Rd1 fxe3 23. Rxd8+ Qxd8 24. fxe3 a5 25. Ba3 b5 26. b3 Qd6 27. Qd3 Qf8 28. b4 e4 29. Nxe4 axb4 30. Bc1 Ne5 31. Qe2 Nc4 32. Rh1 Qe8 33. Qg4 Qe5 34. Rxh6 Qa1 35. Qc8+ Bf8 36. Qg4+ Bg7 37. Qc8+ Bf8 38. Qg4+ Bg7 39. Qc8+ Bf8 1/2-1/2

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2023.02.11"]
[Round "9.2"]
[White "Lahdelma, Henri"]
[Black "Kiik, Kalle"]
[Result "1/2-1/2"]
[ECO "A44"]
[WhiteElo "2303"]
[BlackElo "2375"]
[PlyCount "53"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Espoo MatSK"]
[BlackTeam "Salo SalSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Bd3 g6 5. Nd2 h5 6. a4 Nd7 7. Nc4 Nb6 8. Nxb6 Qxb6 9. Nf3 Bh6 10. Nd2 Kf8 11. Nc4 Qd8 12. 0-0 Bxc1 13. Qxc1 g5 14. a5 Rh6 15. b4 cxb4 16. Qd2 Nf6 17. Qxb4 Nd7 18. Ra3 Qe7 19. Nb2 Rg6 20. Na4 g4 21. c4 h4 22. Be2 Kg7 23. Rc3 b6 24. axb6 axb6 25. Nxb6 Rb8 26. Nxc8 Rxc8 27. Qb7 1/2-1/2

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2023.01.15"]
[Round "8.2"]
[White "Agopov, Mikael"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2464"]
[BlackElo "2303"]
[PlyCount "53"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Helsinki Ninja"]
[BlackTeam "Espoo MatSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Bd7 5. Nc3 e6 6. Be3 b6 7. Nce2 c5 8. c3 Nc6 9. f4 cxd4 10. cxd4 Na5 11. Nf3 Nc4 12. Bc1 Nh6 13. h3 Be7 14. Ng3 f6 15. b3 Na3 16. Bd3 fxe5 17. fxe5 0-0 18. 0-0 Rc8 19. Nh5 Nf7 20. g5 Nh8 21. Nf6+ gxf6 22. gxf6 Rf7 23. Ng5 Rxf6 24. exf6 Bxf6 25. Qh5 Bxd4+ 26. Kh1 Qe7 27. Bxa3 1-0

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2023.01.14"]
[Round "7.3"]
[White "Lahdelma, Henri"]
[Black "Volodin, Aleksandr"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2303"]
[BlackElo "2429"]
[PlyCount "163"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Espoo MatSK"]
[BlackTeam "Tampere Tammer"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. h3 h6 9. Bf4 0-0 10. Nf3 Re8 11. Qc2 Nf8 12. 0-0 Be6 13. Na4 N8d7 14. b4 Bxb4 15. Rfb1 Qa5 16. a3 Bf8 17. Rxb7 Rec8 18. Ne5 Nxe5 19. Bxe5 Nd7 20. Bg3 c5 21. dxc5 Nxc5 22. Nxc5 Rxc5 23. Bc7 Rxc2 24. Bxa5 Rc6 25. a4 Bd6 26. Bb5 Rc2 27. Bd3 Rc6 28. Bb5 Rcc8 29. Rd1 Rc2 30. Bd7 Rc4 31. Bb5 Rc2 32. Bd7 Bf8 33. Bxe6 fxe6 34. Bc7 Rc4 35. a5 Rb4 36. Rb1 Rxb1+ 37. Rxb1 Bc5 38. Rb5 Be7 39. a6 Rf8 40. Bb8 Bc5 41. Rxc5 Rxb8 42. Rc7 Rb2 43. Rxa7 Ra2 44. h4 h5 45. Ra8+ Kf7 46. f4 Kg6 47. a7 Kf7 48. Kf1 Ra1+ 49. Ke2 Ra2+ 50. Kd3 Ra3+ 51. Kd4 Ra4+ 52. Kc5 Ra2 53. Kd6 Ra3 54. Kc5 Ra2 55. Kb4 Ra1 56. Kb3 Ra6 57. Kc2 Ra3 58. Kd2 Ra2+ 59. Ke1 Ra1+ 60. Kf2 Ra3 61. g4 hxg4 62. h5 Ra1 63. Kg3 Ra4 64. Kh4 Ra1 65. Kxg4 Ra3 66. f5 Ra4+ 67. Kg5 e5 68. Rd8 Rxa7 69. Rxd5 Ra1 70. Rd7+ Kf8 71. Kg4 Rg1+ 72. Kf3 Rg5 73. Ke4 Rxh5 74. Ra7 Rh3 75. Ra5 Kf7 76. Ra7+ Kf6 77. Ra6+ Kf7 78. Re6 Rg3 79. Rxe5 g6 80. fxg6+ Rxg6 81. Kd5 Rb6 82. e4 1/2-1/2

[Event "Rilton Cup 50th"]
[Site "Stockholm"]
[Date "2023.01.05"]
[Round "9"]
[White "Lahdelma, Henri"]
[Black "Harshad, S."]
[Result "1/2-1/2"]
[ECO "E36"]
[WhiteElo "2332"]
[BlackElo "2202"]
[PlyCount "72"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 d5 7. Bg5 c5 8. dxc5 d4 9. Qc2 e5 10. e3 h6 11. Bh4 Nc6 12. Nf3 Qa5+ 13. Qd2 Qxd2+ 14. Nxd2 g5 15. Bg3 dxe3 16. fxe3 a5 17. b3 Nd7 18. Rb1 Nxc5 19. b4 axb4 20. axb4 Nd7 21. c5 Ra4 22. b5 Na5 23. c6 Nc5 24. Bxe5 Re8 25. Bc7 bxc6 26. Kf2 Bd7 27. Rc1 Nab7 28. bxc6 Bxc6 29. Bc4 Ne4+ 30. Nxe4 Bxe4 31. Rhd1 Re7 32. Bb6 Na5 33. Bf1 Ra2+ 34. Kg1 Nc6 35. Rd6 Re6 36. Rxe6 fxe6 1/2-1/2

[Event "Rilton Cup 50th"]
[Site "Stockholm"]
[Date "2023.01.04"]
[Round "8"]
[White "Arhan, Chethan Anand"]
[Black "Lahdelma, Henri"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2112"]
[BlackElo "2332"]
[PlyCount "104"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. 0-0 Nf6 8. Qe1 e6 9. f3 Bh5 10. Qh4 Bg6 11. Bxg6 fxg6 12. Nf4 Kf7 13. Nd3 e5 14. dxe5 Nxe5 15. Nxe5+ Qxe5 16. Bf4 Bc5+ 17. Kh1 Qf5 18. Nd2 Qc2 19. Rac1 Qxb2 20. Rb1 Qxc3 21. Rb3 Qa5 22. Rxb7+ Be7 23. Re1 Rhe8 24. Nb3 Qa6 25. Nc5 Qc6 26. Rc7 Qxc5 27. Rxc5 Bxc5 28. h3 h6 29. Bd2 Rxe1+ 30. Qxe1 Re8 31. Qc1 Bb6 32. a4 Bd4 33. Qb1 Re7 34. Qd3 Bf2 35. Kh2 Bc5 36. h4 Rd7 37. g4 Bd6+ 38. Kh3 Bc7 39. Qb5 Ke7 40. Qc5+ Bd6 41. Qc2 Kf7 42. Qc6 Ke6 43. Bb4 Ke7 44. Ba5 Bf4 45. Bb4+ Kf7 46. Qb5 d4 47. g5 hxg5 48. hxg5 Rd5 49. Qb7+ Rd7 50. Qb5 Rd5 51. Qb7+ Rd7 52. Qb5 Rd5 1/2-1/2

[Event "Rilton Cup 50th"]
[Site "Stockholm"]
[Date "2023.01.03"]
[Round "7"]
[White "Lahdelma, Henri"]
[Black "Lye, Lik Zang"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2332"]
[BlackElo "2241"]
[PlyCount "189"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Bf4 c6 6. e3 Bd6 7. Bxd6 Qxd6 8. Bd3 Ne7 9. Qc2 Bg4 10. Nge2 Bxe2 11. Nxe2 Nd7 12. a3 g6 13. Nf4 0-0 14. Rd1 Rfe8 15. g3 Rac8 16. Qe2 Qf6 17. Kf1 Nf5 18. Qg4 Nb6 19. Bxf5 Qxf5 20. Qxf5 gxf5 21. b3 Nd7 22. Kg2 Kf8 23. Kf3 Ke7 24. Rb1 Nf6 25. Rhc1 Ne4 26. Rb2 Ng5+ 27. Ke2 Kd6 28. Nd3 Ne6 29. Kf1 Rg8 30. Ne5 f6 31. Nf3 Ng5 32. Nh4 Ke6 33. Ke2 Rce8 34. Kd3 Ne4 35. a4 a5 36. Ng2 Ra8 37. Nf4+ Kd7 38. Ke2 Ra6 39. Nd3 Rb6 40. Kf3 Nd6 41. h3 Ke7 42. Kf4 Kf7 43. g4 fxg4 44. hxg4 Ne4 45. Rh1 Ng5 46. Kf5 Rg7 47. Nc5 Rb4 48. Rh5 Ne4 49. Nxe4 dxe4 50. Kf4 b5 51. axb5 cxb5 52. Ra2 Rxb3 53. Rxa5 Rb2 54. Ra7+ Kg6 55. Rxg7+ Kxg7 56. Kxe4 Rxf2 57. Rxb5 Kg6 58. d5 Rd2 59. Rb4 Kf7 60. Rd4 Rg2 61. Kf5 Rf2+ 62. Rf4 Rd2 63. e4 Rg2 64. Rf1 h5 65. gxh5 Rg5+ 66. Kf4 Rxh5 67. Ke3 Ke7 68. Ra1 Rh2 69. Ra7+ Ke8 70. Ra6 Ke7 71. Re6+ Kf7 72. Kd4 Rc2 73. Rc6 Rd2+ 74. Kc5 Re2 75. Re6 Ra2 76. e5 Ra5+ 77. Kc6 Ra6+ 78. Kd7 Ra7+ 79. Kc8 fxe5 80. Rxe5 Kf6 81. Re1 Ra5 82. d6 Rc5+ 83. Kd8 Kf7 84. d7 Rc4 85. Rf1+ Kg7 86. Rf2 Kg6 87. Ke7 Re4+ 88. Kd6 Rd4+ 89. Ke6 Rd1 90. Rf8 Re1+ 91. Kd6 Rd1+ 92. Kc6 Rc1+ 93. Kb5 Rb1+ 94. Kc4 Rc1+ 95. Kb3 1-0

[Event "Rilton Cup 50th"]
[Site "Stockholm"]
[Date "2023.01.02"]
[Round "6"]
[White "Kilgus, Georg"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2389"]
[BlackElo "2332"]
[PlyCount "99"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qd7 8. Nd2 e6 9. Ngf3 Bd6 10. Bxd6 Qxd6 11. 0-0 0-0 12. Rfe1 Bh5 13. Ne5 Nd7 14. f4 f6 15. Nxd7 Qxd7 16. Re3 Bf7 17. Qc2 g6 18. Rae1 Rfc8 19. Qd1 Qd6 20. Qg4 Qf8 21. Qh4 Qg7 22. g4 Rab8 23. g5 f5 24. Qf2 Nd8 25. a4 Be8 26. Bb5 Bxb5 27. axb5 a6 28. Nb3 b6 29. bxa6 Qd7 30. Ra1 Rc4 31. Ree1 Ra8 32. Ra2 Rc7 33. Ra3 Rca7 34. Qe2 Qc7 35. Qf1 h6 36. gxh6 Qh7 37. Re3 Qxh6 38. Rh3 Qf8 39. Nc1 Rg7 40. Nd3 Nf7 41. Qe2 Qc8 42. Ne5 Nxe5 43. Qxe5 b5 44. Qd6 Kf7 45. Kf2 Kf6 46. Qe5+ Kf7 47. Ra5 Qd7 48. Rh6 Qc6 49. h4 b4 50. Rc5 1-0

[Event "Rilton Cup 50th"]
[Site "Stockholm"]
[Date "2022.12.31"]
[Round "5"]
[White "Lahdelma, Henri"]
[Black "Willow, Jonah B"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2409"]
[PlyCount "98"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Na3 Nc6 7. Nb5 Qd8 8. dxc5 Bxc5 9. Qxd8+ Kxd8 10. Bf4 Ne4 11. Be3 Bxe3 12. fxe3 Ke7 13. Bd3 Nd6 14. Nxd6 Kxd6 15. 0-0-0 Ke7 16. Be4 Bd7 17. Rd2 Rhd8 18. Rhd1 Rac8 19. b3 Be8 20. Kb2 Rxd2+ 21. Rxd2 Nd8 22. c4 f5 23. Bc2 Nf7 24. h4 h6 25. Nd4 Nd6 26. Re2 Bh5 27. Re1 Nf7 28. Kc3 Ne5 29. Bd1 Bxd1 30. Rxd1 Ng4 31. Kd2 Nf2 32. Rc1 g5 33. hxg5 hxg5 34. Ke2 Ne4 35. Nb5 Rh8 36. Nc3 Nf6 37. Rd1 Rh2 38. Kf3 Nh5 39. Ne2 e5 40. Rd5 Ke6 41. Rb5 Rh1 42. Ng3 e4+ 43. Kf2 Nxg3 44. Kxg3 Rf1 45. Rxb7 f4+ 46. exf4 e3 47. f5+ Kf6 48. Rxa7 e2 49. Kg4 Rf4+ 0-1

[Event "Rilton Cup 50th"]
[Site "Stockholm"]
[Date "2022.12.30"]
[Round "4"]
[White "Zumsande, Martin"]
[Black "Lahdelma, Henri"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2465"]
[BlackElo "2332"]
[PlyCount "80"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be2 dxc4 8. d5 Bxf3 9. Bxf3 Ne5 10. 0-0 g6 11. Be2 Bg7 12. Bxc4 Nxc4 13. Qa4+ Qd7 14. Qxc4 0-0 15. Bg5 Rfd8 16. Rad1 Qf5 17. Bh4 Rd7 18. Rfe1 Rad8 19. h3 Nxd5 20. Nxd5 Rxd5 21. Rxd5 Qxd5 22. Qxd5 Rxd5 23. Rxe7 Bxb2 24. Rxb7 Be5 25. Bg3 Bxg3 26. fxg3 Ra5 27. Rb2 h5 28. Kh2 Ra3 29. Rd2 Kg7 30. Rf2 f5 31. g4 hxg4 32. hxg4 fxg4 33. Rf4 Rxa2 34. Rxg4 Kf6 35. Rc4 Ra6 36. Kg3 Rb6 37. Ra4 a6 38. Kf4 Ke6 39. Kg5 Kf7 40. Kh6 Kf6 1/2-1/2

[Event "Rilton Cup 50th"]
[Site "Stockholm"]
[Date "2022.12.29"]
[Round "3"]
[White "Lahdelma, Henri"]
[Black "Goh, Zi Han"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2332"]
[BlackElo "2126"]
[PlyCount "107"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 e6 6. d4 cxd4 7. Qxd4 Be7 8. 0-0 0-0 9. Rd1 a6 10. Be2 Qc7 11. Be3 Ne5 12. Nxe5 dxe5 13. Qb6 Qb8 14. a5 Bd7 15. f3 Rc8 16. Rd2 Be8 17. Rad1 Qc7 18. Qxc7 Rxc7 19. Na2 Rac8 20. Bd3 Bc5 21. Bxc5 Rxc5 22. b4 R5c7 23. c4 Kf8 24. Nc3 Rb8 25. Rb2 Ng8 26. Bf1 Ne7 27. Ra1 Nc6 28. Na4 Nd4 29. Nb6 f5 30. Re1 Re7 31. c5 Bc6 32. Nc4 Rbe8 33. Nxe5 Ba4 34. Ra1 Bc6 35. Rd1 Nb5 36. Nxc6 bxc6 37. Bxb5 axb5 38. Rd6 Rc7 39. Re2 Ree7 40. Kf2 g6 41. Kg3 Kf7 42. Red2 Re8 43. Rd7+ Re7 44. Rd8 Re8 45. R2d7+ Re7 46. Rd6 e5 47. Rh8 Kg7 48. Rb8 Kf7 49. Rb6 Re6 50. a6 Ke7 51. Rb7 Rxd6 52. Rxc7+ Rd7 53. Rxd7+ Kxd7 54. a7 1-0

[Event "Rilton Cup 50th"]
[Site "Stockholm"]
[Date "2022.12.28"]
[Round "2"]
[White "Katkov, Michelle"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2220"]
[BlackElo "2332"]
[PlyCount "94"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Nf3 Bg4 7. Nbd2 e6 8. 0-0 Bd6 9. h3 Bh5 10. Re1 Nge7 11. Nf1 a6 12. Bg5 f6 13. Bh4 Bf7 14. Bg3 Bxg3 15. Nxg3 h5 16. h4 0-0-0 17. b4 Rdg8 18. a4 g5 19. b5 Na5 20. bxa6 b6 21. hxg5 h4 22. Nf1 Ng6 23. N1h2 Nf4 24. Ng4 Bh5 25. Nxf6 Rxg5 26. Nxh5 Rxg2+ 27. Kh1 Rxh5 28. Rxe6 Qd7 29. Qe1 Nxe6 30. Bb5 Qf7 31. Kxg2 h3+ 32. Kg1 Qg6+ 33. Kf1 Qg2+ 34. Ke2 h2 35. Qh1 Nf4+ 36. Ke3 Qg4 37. Ne5 Ng2+ 38. Kd2 Nb3+ 39. Kc2 Nxa1+ 40. Kb2 Qf4 41. Bc6 Qxf2+ 42. Ka3 Nc2+ 43. Kb3 Nb4 44. Qd1 Qa2+ 45. Kxb4 Qb2+ 46. Qb3 Qxb3+ 47. Kxb3 Rh7 0-1

[Event "Rilton Cup 50th"]
[Site "Stockholm"]
[Date "2022.12.27"]
[Round "1"]
[White "Lahdelma, Henri"]
[Black "Smirin, Ilia"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2332"]
[BlackElo "2596"]
[PlyCount "84"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. e5 Nc6 6. Nf3 Bg4 7. Bb5 e6 8. Bxc6+ bxc6 9. Nc3 Ne7 10. Bg5 Bg7 11. 0-0 h6 12. Bxe7 Qxe7 13. Na4 0-0 14. h3 Bxf3 15. Qxf3 f6 16. exf6 Rxf6 17. Qe3 e5 18. dxe5 Rf5 19. Rac1 Rxe5 20. Qd3 Qe8 21. Rc2 Kh7 22. Nc5 a5 23. b3 Ra7 24. Qd2 h5 25. f4 Bh6 26. Qd4 Ree7 27. Kh1 Re1 28. Rcf2 Rf7 29. Qd2 Rxf1+ 30. Rxf1 h4 31. Qxa5 Qe3 32. f5 gxf5 33. Re1 Qg3 34. Ne6 Be3 35. Qc3 d4 36. Qa1 f4 37. Qb1+ Kh6 38. Nxd4 Bxd4 39. Re6+ Kg7 40. Re4 f3 41. Rg4+ Qxg4 42. hxg4 f2 0-1

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2022.11.12"]
[Round "6.2"]
[White "Ronka, Erik"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2248"]
[BlackElo "2303"]
[PlyCount "60"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Vantaa EtVaS"]
[BlackTeam "Espoo MatSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Kb1 0-0 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 Qd5 17. Be3 Qb5 18. c4 Qf5+ 19. Ka1 c5 20. Ne5 cxd4 21. Bxd4 Rfd8 22. Rhe1 Bb4 23. Rg1 Nxh5 24. g4 Qf4 25. Nf3 Nf6 26. g5 hxg5 27. Be3 Rxd1+ 28. Rxd1 Qf5 29. Bxg5 Ne4 30. Be3 Nc3 0-1

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2022.11.05"]
[Round "5.3"]
[White "Ristoja, Jan"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2212"]
[BlackElo "2303"]
[PlyCount "94"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gambiitti"]
[BlackTeam "Espoo MatSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. Bf4 c6 3. c3 d6 4. Nf3 Qb6 5. Qb3 Be6 6. Qxb6 axb6 7. a3 h6 8. e3 Bf5 9. Nbd2 g5 10. Bg3 b5 11. Rc1 Nbd7 12. c4 bxc4 13. Bxc4 Bg7 14. 0-0 0-0 15. Rfe1 Nh5 16. e4 Nxg3 17. hxg3 Bh7 18. e5 g4 19. Nh2 dxe5 20. Nxg4 exd4 21. Rxe7 Rad8 22. a4 h5 23. Nh2 Bf6 24. Ree1 Ne5 25. Nhf3 Nxc4 26. Rxc4 Rfe8 27. Rb4 Rxe1+ 28. Nxe1 Rd7 29. Kf1 Bf5 30. Ke2 d3+ 31. Kd1 Bd4 32. f3 c5 33. Rb5 Re7 34. Ne4 Bd7 35. Nxd3 Bxb5 36. axb5 c4 37. Nf4 Bxb2 38. Kc2 Bd4 39. Nd6 Be5 40. Nf5 Rc7 41. Nd5 Rc5 42. b6 Rb5 43. f4 Kf8 44. Nc7 Bxc7 45. bxc7 Rc5 46. g4 hxg4 47. Kc3 Rxc7 0-1

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2022.10.16"]
[Round "4.2"]
[White "Lahdelma, Henri"]
[Black "Jarvenpaa, Jari"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2303"]
[BlackElo "2273"]
[PlyCount "99"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Espoo MatSK"]
[BlackTeam "Turku TuTS"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bg4 4. h3 Bxf3 5. Qxf3 c6 6. c4 dxc4 7. Bxc4 e5 8. dxe5 Qa5+ 9. Bd2 Qxe5 10. Bc3 Qe4 11. Nd2 Qxf3 12. gxf3 Nbd7 13. Rg1 Nb6 14. 0-0-0 Rd8 15. Bb3 h5 16. Rg5 Rd7 17. Rdg1 Rh6 18. Bd4 Nh7 19. Ra5 Bb4 20. Re5+ Kf8 21. a3 Be7 22. Ra5 Bf6 23. Bc5+ Be7 24. Bd4 Bf6 25. Bc5+ Be7 26. Bxe7+ Rxe7 27. Rxa7 Nf6 28. a4 Nbd5 29. Bxd5 cxd5 30. Nb3 b6 31. Rxe7 Kxe7 32. Rxg7 Rh8 33. Nd4 Rc8+ 34. Kd2 Rc5 35. Rg1 Ne8 36. Rc1 Nd6 37. b3 Kf6 38. Rxc5 bxc5 39. Ne2 Ke5 40. Nf4 Nb7 41. Nxh5 Na5 42. f4+ Ke6 43. Kc2 Nc6 44. Ng3 Nb4+ 45. Kd1 Kf6 46. f3 Nc6 47. Ne2 Kg6 48. Nc3 c4 49. bxc4 dxc4 50. Ne4 1-0

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2022.10.15"]
[Round "3.2"]
[White "Norri, Joose"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "D47"]
[WhiteElo "2266"]
[BlackElo "2303"]
[PlyCount "70"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Helsinki HSK"]
[BlackTeam "Espoo MatSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bd6 9. 0-0 Bb7 10. Qc2 a6 11. a3 c5 12. Ne4 Nxe4 13. Bxe4 Bxe4 14. Qxe4 0-0 15. Rd1 c4 16. Bd2 Qb6 17. Qh4 Rfc8 18. e4 Bf8 19. Bc3 Qc7 20. d5 e5 21. Qg3 f6 22. Nh4 Nc5 23. Qg4 a5 24. Nf5 Kh8 25. d6 Qd7 26. f4 Nd3 27. fxe5 fxe5 28. Rxd3 cxd3 29. Bxe5 d2 30. Bc3 Rxc3 31. bxc3 Bxd6 32. Qe2 Bc5+ 33. Kh1 Rd8 34. Rd1 Qd3 35. Qg4 Bf8 0-1

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "2"]
[White "Bharath, Subramaniyam H"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2495"]
[BlackElo "2303"]
[PlyCount "117"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. Bf4 c5 4. c3 cxd4 5. cxd4 Bd6 6. e3 Bxf4 7. exf4 Nf6 8. Nc3 0-0 9. Bd3 Nc6 10. 0-0 h6 11. g3 Bd7 12. Qd2 Rc8 13. Rad1 Na5 14. Ne5 Nc4 15. Bxc4 dxc4 16. f5 Nd5 17. Nxd5 exd5 18. f6 Bf5 19. fxg7 Kxg7 20. Rfe1 Re8 21. Re3 Re6 22. Rde1 b5 23. Rf3 Rf6 24. Rf4 Be6 25. Rxf6 Qxf6 26. Qa5 Bh3 27. Qxb5 c3 28. bxc3 Rxc3 29. Qxd5 Rc2 30. Nd3 Qg6 31. Nf4 Qg4 32. Nxh3 Qxh3 33. Qe5+ Kg8 34. Qe8+ Kg7 35. Qe5+ Kg8 36. Qb8+ Kg7 37. Qxa7 Qf5 38. Rf1 Qd5 39. a3 Rd2 40. Qc7 Rxd4 41. Qc3 f6 42. Ra1 Ra4 43. Qc7+ Kg6 44. Qc2+ Re4 45. a4 f5 46. a5 Qe5 47. Qc6+ Kh5 48. Qc1 Re2 49. a6 Qd4 50. Qf1 Rxf2 51. Qxf2 Qxa1+ 52. Kg2 Kg5 53. a7 Qa6 54. Qf4+ Kg6 55. Qe3 Qc6+ 56. Kf2 Qa8 57. Ke2 Kh5 58. Qf3+ Kg6 59. Qxa8 1-0

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "7"]
[White "Harsh, Suresh"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2280"]
[BlackElo "2303"]
[PlyCount "128"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. g3 dxe4 6. dxe4 e5 7. Bg2 Bc5 8. 0-0 0-0 9. Qe2 a5 10. Nb3 Bb6 11. Bg5 h6 12. Rad1 Qe7 13. Bxf6 Qxf6 14. c3 a4 15. Nbd2 Bc5 16. b4 axb3 17. axb3 Ra2 18. Ra1 Rxa1 19. Rxa1 Be6 20. b4 Bb6 21. Nc4 Bxc4 22. Qxc4 Rd8 23. Qe2 Qd6 24. h4 Qd3 25. Qxd3 Rxd3 26. Ra8+ Kh7 27. Rf8 f6 28. h5 Rd8 29. Rxd8 Nxd8 30. Bh3 Kg8 31. Nh4 Kf7 32. Kg2 Nc6 33. Bc8 Nd8 34. f4 exf4 35. gxf4 Be3 36. Kf3 Bd2 37. b5 Bxc3 38. Nf5 Bb4 39. e5 fxe5 40. fxe5 c6 41. b6 Ba5 42. Nd6+ Ke7 43. Nc4 Bc3 44. Ke4 Bb4 45. Kf5 Bc5 46. Kg6 Ne6 47. Bxe6 Kxe6 48. Kxg7 Kd5 49. Kxh6 Kxc4 50. Kg6 Kd5 51. Kf5 Bd4 52. e6 Kd6 53. h6 Ke7 54. h7 Bh8 55. Kg6 Kxe6 56. Kh6 c5 57. Kg6 c4 58. Kh6 c3 59. Kh5 c2 60. Kg6 c1Q 61. Kh5 Qg1 62. Kh4 Kf5 63. Kh3 Kf4 64. Kh4 Qh1# 0-1

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "10"]
[White "Jeet, Jain"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2167"]
[BlackElo "2303"]
[PlyCount "62"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. Bg3 Bxg3 5. hxg3 c5 6. e3 cxd4 7. exd4 Nc6 8. c3 Nf6 9. Bd3 Bd7 10. Nbd2 Qb6 11. Rb1 a5 12. 0-0 h6 13. Qe2 0-0 14. Ne5 Nxe5 15. dxe5 Ne8 16. g4 f6 17. exf6 Nxf6 18. g5 hxg5 19. Nf3 g4 20. Nd4 Rae8 21. Qe5 Qd8 22. g3 Qe7 23. Kg2 Qf7 24. Rh1 Ne4 25. Rbf1 Qf6 26. Qh5 e5 27. Bxe4 dxe4 28. Nc2 Qf3+ 29. Kg1 Re6 30. Ne1 Qe2 31. b3 Rh6 0-1

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "6"]
[White "Lahdelma, Henri"]
[Black "Aldokhin, Ivan"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2303"]
[BlackElo "2413"]
[PlyCount "181"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 h6 7. Be3 Nc6 8. h3 Re8 9. g4 e5 10. d5 Nd4 11. Nf3 Nxe2 12. Qxe2 Nxg4 13. hxg4 Bxg4 14. Rg1 Bh5 15. Rg3 f5 16. Rh3 Bg4 17. Rg3 h5 18. Rxg4 hxg4 19. Ng5 f4 20. Ne6 Qh4 21. Bd2 f3 22. Qf1 Rxe6 23. dxe6 Re8 24. 0-0-0 Rxe6 25. Kb1 Bh6 26. Bxh6 Qxh6 27. Nd5 c6 28. Ne3 g3 29. c5 g2 30. Qc4 Kf7 31. cxd6 Qh1 32. d7 Qxd1+ 33. Nxd1 Ke7 34. d8Q+ Kxd8 35. Qxe6 g1Q 36. Kc2 Qe1 37. Qd6+ Kc8 38. Qd2 Qf1 39. Qe3 Qc4+ 40. Nc3 b5 41. b3 Qd4 42. Qxf3 b4 43. Ne2 Qa1 44. Nc1 Kc7 45. Qd3 a5 46. Qc4 g5 47. Kd3 Kb6 48. Ke2 Kc7 49. Kf3 Qb2 50. Nd3 Qa1 51. Kg4 Qh1 52. Kxg5 Qf3 53. Nxe5 Qg2+ 54. Ng4 Qf3 55. e5 Qf8 56. Nf6 Qg7+ 57. Kf5 Kb6 58. Qd4+ Kb7 59. Qd6 Kb6 60. e6 Qg2 61. Qd4+ Kb7 62. e7 Qf3+ 63. Ke6 Qe2+ 64. Qe5 Qxa2 65. e8Q Qxb3+ 66. Kf5 Qc2+ 67. Qe4 Qxf2+ 68. Kg6 Qg1+ 69. Kf7 Qc5 70. Q8e7+ Qxe7+ 71. Qxe7+ Kb6 72. Ne4 Kb5 73. Qc5+ Ka4 74. Qxc6+ Ka3 75. Qc1+ Ka4 76. Qc2+ b3 77. Qc3 Ka3 78. Nc5 a4 79. Nxa4 Kxa4 80. Qb2 Kb4 81. Kf6 Kc4 82. Kf5 Kb4 83. Kf4 Kc4 84. Kf3 Kb4 85. Ke2 Kc4 86. Kd2 Kb4 87. Kd3 Ka4 88. Kc4 Ka5 89. Qxb3 Ka6 90. Qb8 Ka5 91. Qb5# 1-0

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "9"]
[White "Lahdelma, Henri"]
[Black "Gabdrakhmanov, Azat"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2303"]
[BlackElo "2319"]
[PlyCount "100"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c5 7. Nc3 Nc6 8. e4 cxd4 9. Nxd4 Bd7 10. Be3 a6 11. h3 Rc8 12. Rc1 Qa5 13. b3 Rfe8 14. a4 Qb4 15. Re1 Nxd4 16. Bxd4 Be6 17. Nd5 Bxd5 18. exd5 Nd7 19. Bxg7 Kxg7 20. Re3 b5 21. axb5 axb5 22. Bf1 bxc4 23. Qd4+ Kg8 24. bxc4 Ra8 25. Rce1 Qc5 26. Qxc5 Nxc5 27. Rxe7 Reb8 28. R7e3 Kf8 29. h4 Ra2 30. R3e2 Ra4 31. Rc2 Ra3 32. Kg2 h5 33. Rec1 Re8 34. Rc3 Ra2 35. R3c2 Ra4 36. Rb1 Ra3 37. Rbb2 Ra1 38. Ra2 Rd1 39. Re2 Re1 40. Rxe8+ Kxe8 41. Ra7 Rc1 42. Be2 Rc2 43. Kf1 Ne4 44. Ra3 Nd2+ 45. Ke1 Nxc4 46. Ra8+ Ke7 47. Rc8 Na3 48. Ra8 Nc4 49. Rc8 Na3 50. Ra8 Nc4 1/2-1/2

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "5"]
[White "Lahdelma, Henri"]
[Black "Lopez Martinez, Josep Manuel"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2303"]
[BlackElo "2493"]
[PlyCount "75"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. 0-0 Nc6 7. e3 Rb8 8. a4 Be7 9. Qc2 b5 10. axb5 axb5 11. Nc3 0-0 12. b3 b4 13. Na4 c3 14. Rd1 Bb7 15. e4 Nd7 16. Bf4 Qc8 17. h4 h6 18. Bh3 Nd8 19. d5 Bd6 20. Kh2 Bxf4 21. gxf4 Nf6 22. Nc5 Kh8 23. Ne5 Ra8 24. dxe6 Rxa1 25. Rxa1 Nxe6 26. Nxe6 fxe6 27. Ng6+ Kh7 28. e5 Be4 29. Nxf8+ Qxf8 30. Qe2 Bg6 31. exf6 Qxf6 32. Qe3 c2 33. Rc1 Qxh4 34. Kg2 Qf6 35. Bxe6 c5 36. f5 Bh5 37. Rxc2 Bg4 38. Rxc5 1-0

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "8"]
[White "Lahdelma, Henri"]
[Black "Madaminov, Mukhiddin"]
[Result "0-1"]
[ECO "E53"]
[WhiteElo "2303"]
[BlackElo "2425"]
[PlyCount "104"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 c5 7. cxd5 exd5 8. dxc5 Nbd7 9. a3 Bxc3+ 10. bxc3 Nxc5 11. Bc2 b6 12. 0-0 Ba6 13. Re1 Rc8 14. Bb2 Re8 15. a4 Nce4 16. Bd3 Bxd3 17. Qxd3 Rc4 18. Nd2 Nxd2 19. Qxd2 Qd7 20. Red1 h6 21. a5 b5 22. a6 Re6 23. Ra5 Rb6 24. Qd3 Qc6 25. Rda1 Ne4 26. R5a3 Nc5 27. Qf5 Na4 28. Rb3 Rxa6 29. h3 Rb6 30. Ba3 a5 31. Be7 Rxc3 32. Rxc3 Qxc3 33. Rd1 Nb2 34. Rxd5 Qc1+ 35. Kh2 Qc7+ 36. Qe5 Qxe5+ 37. Rxe5 Nd3 38. Rd5 Nxf2 39. Bd8 Rb7 40. Bxa5 b4 41. Rd2 Ne4 42. Rd4 b3 43. Rd1 Rb5 44. Be1 f5 45. Rb1 Kf7 46. g4 Ke6 47. Kg2 Kd5 48. Kf3 g6 49. Ke2 fxg4 50. hxg4 Nf6 51. Kf3 Ke6 52. Bc3 Nd7 0-1

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "3"]
[White "Lahdelma, Henri"]
[Black "Rose, Felix"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2303"]
[BlackElo "2091"]
[PlyCount "78"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. e3 d5 4. Nf3 Be7 5. Nc3 0-0 6. Bd2 b6 7. a3 Bb7 8. b4 a5 9. c5 c6 10. Bd3 Nbd7 11. 0-0 h6 12. Re1 Qc8 13. h3 Re8 14. Qc2 Bf8 15. Rac1 axb4 16. axb4 Ba6 17. b5 cxb5 18. Nxb5 bxc5 19. dxc5 Qxc5 20. Qb1 Qb6 21. Nc7 Bxd3 22. Qxd3 Nc5 23. Rxc5 Bxc5 24. Nxe8 Rxe8 25. Ne5 Ne4 26. Rb1 Qd6 27. Nf3 Nxd2 28. Qxd2 Qa6 29. Qc3 Be7 30. Ra1 Qc8 31. Qb3 Bf6 32. Ra7 Qc1+ 33. Kh2 Rc8 34. Qb7 Rf8 35. Qd7 Qc2 36. Kg1 Qb1+ 37. Kh2 Qc2 38. Kg3 Qg6+ 39. Kh2 Qc2 1/2-1/2

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "11"]
[White "Lahdelma, Henri"]
[Black "Xu, Yi"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2303"]
[BlackElo "2507"]
[PlyCount "26"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bf4 0-0 7. Bg2 dxc4 8. Qc2 Nd5 9. Qxc4 Nxf4 10. gxf4 Nd7 11. Nc3 a6 12. a4 b5 13. axb5 axb5 0-1

[Event "Titled Tuesday intern op 27th Sep Early"]
[Site "Chess.com INT"]
[Date "2022.09.27"]
[Round "4"]
[White "White, John S"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2235"]
[BlackElo "2303"]
[PlyCount "44"]
[EventDate "2022.09.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. g3 dxe4 6. dxe4 e5 7. Bg2 Bc5 8. 0-0 0-0 9. Qe2 a5 10. Nc4 Qe7 11. Bg5 b6 12. Rfd1 Ba6 13. a4 Rad8 14. Nfd2 Nd4 15. Qd3 h6 16. Bxf6 Qxf6 17. c3 Nb3 18. Qc2 Nxa1 19. Rxa1 Qxf2+ 20. Kh1 Bxc4 21. Rf1 Qxd2 22. Qxd2 Rxd2 0-1

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2022.09.25"]
[Round "2.3"]
[White "Nivala, Tuomas"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2222"]
[BlackElo "2303"]
[PlyCount "102"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Jyvaskyla JyS"]
[BlackTeam "Espoo MatSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. Nf3 g6 2. e4 d6 3. d4 Bg7 4. Be2 Nd7 5. 0-0 e6 6. c4 Ne7 7. Qc2 0-0 8. Rd1 h6 9. Nc3 f5 10. c5 d5 11. exd5 exd5 12. Ne5 c6 13. Nxd7 Bxd7 14. Bf4 Re8 15. h4 Kh8 16. Qd2 Ng8 17. g3 Kh7 18. Bf3 Nf6 19. Kg2 Ne4 20. Qc2 g5 21. hxg5 hxg5 22. Be3 Qf6 23. Rh1+ Kg8 24. Rh5 f4 25. Nxe4 dxe4 26. Bxe4 Rxe4 27. Qxe4 Bf5 28. Qf3 Qe6 29. Qd1 Bg4 30. Qb3 Qxb3 31. axb3 Bxh5 32. gxf4 gxf4 33. Bxf4 Bxd4 34. Bd6 Bxb2 35. Ra4 Kh7 36. Kg3 Rg8+ 37. Kh4 Be2 38. Rxa7 Ba6 39. b4 Rc8 40. Kg5 Kg7 41. Kf5 Kf7 42. Be5 Bxe5 43. Kxe5 Re8+ 44. Kd4 Kf6 45. b5 Bxb5 46. Rxb7 Re2 47. Rb8 Ke7 48. f4 Rc2 49. f5 Rc4+ 50. Ke5 Rxc5+ 51. Kf4 Bd3 0-1

[Event "FIN-chT 2223"]
[Site "Finland"]
[Date "2022.09.24"]
[Round "1.3"]
[White "Wallin, Aleksi"]
[Black "Lahdelma, Henri"]
[Result "1/2-1/2"]
[ECO "E09"]
[WhiteElo "2175"]
[BlackElo "2303"]
[PlyCount "65"]
[EventDate "2022.09.24"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "FIN"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Raahe Li"]
[BlackTeam "Espoo MatSK"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "FIN"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nbd2 Nf6 5. g3 Be7 6. Bg2 0-0 7. 0-0 b6 8. Qc2 Ba6 9. b3 Nbd7 10. e4 Rc8 11. e5 Ne8 12. Rd1 Nc7 13. Bb2 c5 14. a4 dxc4 15. Nxc4 Nd5 16. Rac1 Qc7 17. Qe4 Qb8 18. Qg4 b5 19. axb5 Bxb5 20. Nfd2 Bxc4 21. Rxc4 N5b6 22. Rcc1 cxd4 23. Rxc8 Rxc8 24. Qxd4 Nc5 25. Qe3 Rd8 26. Bd4 Nd5 27. Bxd5 Rxd5 28. Rc1 Qb5 29. Rc4 a5 30. Qc3 h6 31. Kg2 Qb7 32. Qf3 Qd7 33. Qc3 1/2-1/2

[Event "Titled Tuesday intern op 30th Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.30"]
[Round "8"]
[White "Foerster Yialamas, Lucas"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "2197"]
[BlackElo "2286"]
[PlyCount "101"]
[EventDate "2022.08.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nc3 e6 4. Nf3 Nf6 5. Bg5 dxc4 6. a4 Bb4 7. e4 b5 8. axb5 cxb5 9. e5 h6 10. exf6 hxg5 11. fxg7 Rg8 12. Be2 Bb7 13. 0-0 a6 14. Re1 Rxg7 15. Bf1 Kf8 16. Ne5 Nd7 17. Qh5 Kg8 18. Rad1 Nf6 19. Qh3 Nd5 20. Re2 Nf4 21. Qg3 Nxe2+ 22. Bxe2 Bd6 23. Bf3 Bxf3 24. Qxf3 Qc8 25. Ne4 Be7 26. Ng3 a5 27. Nh5 Rh7 28. g4 Ra7 29. d5 exd5 30. Rxd5 Qe6 31. Nc6 Rc7 32. Nxe7+ Rxe7 33. Rd8+ Re8 34. Rxe8+ Qxe8 35. Nf6+ Kf8 36. Nxe8 Kxe8 37. Qe4+ Kf8 38. Qxh7 Ke7 39. Qf5 b4 40. Qxg5+ Kd6 41. Qd2+ Kc5 42. h4 a4 43. h5 b3 44. Qc3 Kd5 45. h6 a3 46. h7 a2 47. Qc1 a1Q 48. Qxa1 Kd4 49. Qd1+ Ke4 50. h8Q Kf4 51. Qdd4+ 1-0

[Event "Titled Tuesday intern op 30th Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.30"]
[Round "5"]
[White "Karaev, Seit"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2280"]
[BlackElo "2286"]
[PlyCount "102"]
[EventDate "2022.08.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 cxd4 7. cxd4 Qb6 8. Nc3 Nxd4 9. Nxd4 Qxd4 10. 0-0 a6 11. Kh1 Ne7 12. f4 Nc6 13. a3 Qb6 14. Qe2 Qb3 15. Bc2 Qc4 16. Bd3 Qb3 17. f5 Nd4 18. Qf2 Nxf5 19. g4 d4 20. Bc2 Qc4 21. gxf5 dxc3 22. b4 Bc6+ 23. Kg1 0-0-0 24. Bf4 Qd4 25. Be3 Qxe5 26. Rae1 Qd5 27. Qg3 Bd6 28. Qh3 Qh1+ 29. Kf2 Qxh2+ 30. Qxh2 Bxh2 31. Ke2 Bb5+ 32. Kf3 Bxf1 33. Rxf1 Be5 34. Be4 h5 35. Rh1 h4 36. Kg4 h3 37. a4 h2 38. b5 Bf6 39. Kf3 Rh3+ 40. Ke2 Rxe3+ 41. Kxe3 Be5 42. bxa6 bxa6 43. a5 Rd2 44. Rc1 Ra2 45. fxe6 fxe6 46. Rf1 Kc7 47. Rf7+ Kd6 48. Rb7 c2 49. Rb6+ Kd7 50. Rb7+ Bc7 51. Rb3 c1Q+ 0-1

[Event "Titled Tuesday intern op 30th Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.30"]
[Round "6"]
[White "Lahdelma, Henri"]
[Black "Adewumi, Tanitoluwa"]
[Result "0-1"]
[ECO "E52"]
[WhiteElo "2286"]
[BlackElo "2302"]
[PlyCount "66"]
[EventDate "2022.08.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 b6 7. cxd5 exd5 8. 0-0 Bd6 9. Bd2 Bb7 10. Rc1 c5 11. dxc5 bxc5 12. Na4 Nbd7 13. Bc3 Rc8 14. Bf5 Bc6 15. b3 Qe7 16. Bxf6 Qxf6 17. Bxd7 Bxd7 18. Qxd5 Rfd8 19. Qc4 Be6 20. Qc3 Qh6 21. e4 Bf4 22. Rcd1 Bg4 23. Rxd8+ Rxd8 24. g3 Qh3 25. Nxc5 h6 26. b4 Rd6 27. Re1 Rf6 28. e5 Bxf3 29. Qxf3 Bxe5 30. Qa8+ Kh7 31. Rxe5 Rd6 32. Qe4+ g6 33. Qe1 Qg4 0-1

[Event "Titled Tuesday intern op 30th Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.30"]
[Round "7"]
[White "Lahdelma, Henri"]
[Black "Aizpurua, Patrick Emilio"]
[Result "0-1"]
[ECO "E42"]
[WhiteElo "2286"]
[BlackElo "2310"]
[PlyCount "82"]
[EventDate "2022.08.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 0-0 6. a3 cxd4 7. exd4 Be7 8. b4 a5 9. b5 b6 10. Be3 Bb7 11. Ng3 d6 12. Bd3 Nbd7 13. 0-0 Rc8 14. Nh5 d5 15. cxd5 Rxc3 16. dxe6 fxe6 17. Nf4 Bd5 18. a4 Bd6 19. Bd2 Rc8 20. Qe2 Re8 21. Rfe1 Nf8 22. Qe3 Bc4 23. Bb1 Nd5 24. Qe4 Nxf4 25. Bxf4 Bd5 26. Qe3 Bxf4 27. Qxf4 Qf6 28. Qd2 Rc4 29. Rd1 Rec8 30. h3 Rc3 31. Qe2 Ng6 32. Bd3 Nf4 33. Qe3 Nxg2 34. Qg3 Nf4 35. Kh2 Rxd3 36. Rxd3 Nxd3 37. Rf1 Nf4 38. Qe3 Qf5 39. Rg1 g6 40. Rg4 Rf8 41. Kg3 Nh5+ 0-1

[Event "Titled Tuesday intern op 30th Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.30"]
[Round "2"]
[White "Lahdelma, Henri"]
[Black "De Souza, Cristiano Gomes"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "2286"]
[BlackElo "2018"]
[PlyCount "49"]
[EventDate "2022.08.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. h3 e5 7. Nf3 Nc6 8. d5 Ne7 9. Be3 Ne8 10. Nd2 f5 11. f3 Nf6 12. Qc2 a6 13. 0-0-0 f4 14. Bf2 Bd7 15. c5 Rc8 16. Kb1 h6 17. Nc4 Ne8 18. Qb3 Rb8 19. Qa3 Rf6 20. cxd6 cxd6 21. Bb6 Qc8 22. Rc1 Kh7 23. Na4 Bxa4 24. Qxa4 h5 25. Na5 1-0

[Event "Titled Tuesday intern op 30th Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.30"]
[Round "3"]
[White "Lahdelma, Henri"]
[Black "Nasuta, Grzegorz"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "2286"]
[BlackElo "2500"]
[PlyCount "82"]
[EventDate "2022.08.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Bd6 5. Nf3 f5 6. Bd3 Nf6 7. b3 0-0 8. Bb2 Ne4 9. Nd2 Nd7 10. g3 Ndf6 11. f3 Nxc3 12. Bxc3 c5 13. Qc2 Qe7 14. 0-0 b6 15. Rae1 Bb7 16. cxd5 Nxd5 17. Nc4 Nxc3 18. Nxd6 Qxd6 19. Qxc3 cxd4 20. Qxd4 Qxd4 21. exd4 Bd5 22. Bc4 Bxc4 23. bxc4 Kf7 24. Re5 Rac8 25. d5 Rxc4 26. dxe6+ Ke7 27. Rd1 Rc7 28. g4 fxg4 29. fxg4 Rf6 30. Red5 Rxe6 31. R1d2 Rec6 32. Re5+ Kf7 33. Rf5+ Kg6 34. h4 Rc1+ 35. Kf2 R1c2 36. Ke2 Rxd2+ 37. Kxd2 Rc4 38. Rg5+ Kf6 39. Rf5+ Ke6 40. Rg5 g6 41. h5 Kf6 0-1

[Event "Titled Tuesday intern op 30th Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.30"]
[Round "4"]
[White "Lesbekova, Asel"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1740"]
[BlackElo "2286"]
[PlyCount "46"]
[EventDate "2022.08.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Nc6 7. Be3 cxd4 8. Nxd4 Ne5 9. Be2 Nd5 10. Bc1 Bc5 11. 0-0 0-0 12. c4 Nf6 13. Be3 Qe7 14. Qc2 b6 15. Nc3 Bb7 16. a3 Nfg4 17. b4 Nxe3 18. fxe3 Bd6 19. Ne4 Bc7 20. c5 f5 21. c6 Bc8 22. Nf2 Qh4 23. Nb5 Nf3+ 0-1

[Event "Titled Tuesday intern op 30th Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.30"]
[Round "1"]
[White "Pulpan, Jakub"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "A33"]
[WhiteElo "2422"]
[BlackElo "2286"]
[PlyCount "73"]
[EventDate "2022.08.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 c5 3. Bb2 Nc6 4. c4 d6 5. d4 cxd4 6. Nxd4 e6 7. g3 a6 8. Bg2 Qc7 9. 0-0 Be7 10. Nc3 0-0 11. Rc1 Re8 12. Nd5 Qd8 13. Nxc6 bxc6 14. Nxf6+ gxf6 15. Bxc6 Rb8 16. Bxe8 Qxe8 17. Qd4 Bb7 18. Qh4 Qc6 19. f3 e5 20. Qh6 Qb6+ 21. Kg2 Qd8 22. Rfd1 Qd7 23. e4 Qe6 24. Ba3 Bf8 25. Qe3 Bc8 26. Rc2 Qh3+ 27. Kg1 Bh6 28. Qf2 f5 29. Bxd6 Ra8 30. Bxe5 Be6 31. Rcd2 Bxd2 32. Qxd2 h6 33. Bc3 Kh7 34. exf5 Bxf5 35. Qd5 Bg6 36. Qxa8 Qe6 37. Qh8# 1-0

[Event "Riga Tech op 11th"]
[Site "Riga"]
[Date "2022.08.21"]
[Round "9"]
[White "Lahdelma, Henri"]
[Black "Westrum, Kim Roger Hansen"]
[Result "1/2-1/2"]
[ECO "E44"]
[WhiteElo "2286"]
[BlackElo "2091"]
[PlyCount "116"]
[EventDate "2022.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ne4 6. Qc2 f5 7. a3 Bxc3+ 8. Nxc3 Nxc3 9. Qxc3 0-0 10. h4 d6 11. b3 Nd7 12. Bb2 f4 13. 0-0-0 fxe3 14. Qxe3 Qf6 15. f3 Bb7 16. Bd3 Rae8 17. Kb1 Qf4 18. Qe2 e5 19. Bc1 Qf7 20. Qc2 Nf6 21. dxe5 dxe5 22. Rde1 e4 23. fxe4 Ng4 24. e5 Rxe5 25. Rxe5 Nxe5 26. Bxh7+ Kh8 27. Bb2 Qh5 28. Be4 Bxe4 29. Qxe4 Qf5 30. Qxf5 Rxf5 31. Re1 Nd3 32. Re8+ Kh7 33. Bc3 Rf2 34. Re7 Rxg2 35. Rxc7 Nc5 36. b4 Ne4 37. Be5 a5 38. c5 bxc5 39. b5 Nd2+ 40. Kc1 Nc4 41. Rxc5 Rg1+ 42. Kc2 Nxa3+ 43. Kb2 Nxb5 44. Rxb5 g5 45. Rb7+ Kg6 46. Rg7+ Kh5 47. Bf6 Kxh4 48. Ra7 Kh3 49. Kc2 g4 50. Rxa5 g3 51. Rg5 g2 52. Be5 Re1 53. Bd4 Kh2 54. Rh5+ Kg3 55. Kd2 g1Q 56. Rg5+ Kh2 57. Bxg1+ Rxg1 58. Rxg1 Kxg1 1/2-1/2

[Event "Riga Tech op 11th"]
[Site "Riga"]
[Date "2022.08.20"]
[Round "8"]
[White "Sedykh, Mikhail"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2115"]
[BlackElo "2286"]
[PlyCount "88"]
[EventDate "2022.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Bf4 Bf5 6. e3 Nf6 7. Bd3 Bxd3 8. Qxd3 Bd6 9. Bxd6 Qxd6 10. Nf3 Nbd7 11. 0-0 0-0 12. Rfe1 h6 13. Nd2 Rad8 14. Rac1 Rfe8 15. Ne2 Nb6 16. Ng3 h5 17. Nb3 g6 18. Nc5 Qc7 19. f3 h4 20. Nf1 Nc4 21. e4 Nxb2 22. Qd2 Nc4 23. Qg5 Nd7 24. Nb3 Nf8 25. Qxh4 Qb6 26. Qf2 Ne6 27. g3 Na5 28. Nxa5 Qxa5 29. e5 c5 30. dxc5 d4 31. Qd2 Qa3 32. c6 bxc6 33. Rxc6 Qxf3 34. Ra6 Nc5 35. Rxa7 Nd3 36. e6 Rxe6 37. Rxe6 fxe6 38. Ra3 Ne5 39. Qg5 Qd5 40. Nd2 Rc8 41. h4 d3 42. Qf4 Rc1+ 43. Kf2 Qc5+ 44. Kg2 Qg1+ 0-1

[Event "Riga Tech op 11th"]
[Site "Riga"]
[Date "2022.08.19"]
[Round "7"]
[White "Lahdelma, Henri"]
[Black "Laurusas, Tomas"]
[Result "0-1"]
[ECO "D17"]
[WhiteElo "2286"]
[BlackElo "2573"]
[PlyCount "130"]
[EventDate "2022.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Nb6 8. Ne5 a5 9. g3 e6 10. Bg2 Bb4 11. 0-0 0-0 12. Bg5 h6 13. Bxf6 Qxf6 14. e4 Bh7 15. Qb3 Rfd8 16. Rad1 Nd7 17. Nc4 e5 18. Nxe5 Nxe5 19. dxe5 Qxe5 20. f4 Qe7 21. Qc2 Re8 22. f5 Rad8 23. Kh1 Kf8 24. Bf3 Qc5 25. Rd3 Rxd3 26. Qxd3 Qd6 27. Qc2 Rd8 28. Rd1 Qb8 29. Ne2 Ke7 30. Nf4 Rxd1+ 31. Bxd1 Qe5 32. Qe2 Qd4 33. Bb3 Bd6 34. Nd3 Bc7 35. Kg2 g6 36. g4 Bb6 37. Kf3 Qg1 38. h3 h5 39. Bc2 Bd4 40. Bb3 h4 41. Qe1 Qxe1 42. Nxe1 Bxb2 43. Ke3 f6 44. Nd3 Bc3 45. Be6 Kd6 46. Bf7 g5 47. Ke2 b5 48. Kd1 Ke7 49. Be6 Bg6 50. fxg6 Kxe6 51. Nc5+ Ke7 52. Kc2 Bb4 53. Nd3 Bd6 54. Nc1 bxa4 55. Ne2 Be5 56. Nc1 Kf8 57. Nd3 a3 58. Kb3 Bd6 59. Ne1 Kg7 60. Nf3 Kxg6 61. Nd4 c5 62. Nc2 c4+ 63. Kxc4 a4 64. Kd5 Bf8 65. Kc6 a2 0-1

[Event "Riga Tech op 11th"]
[Site "Riga"]
[Date "2022.08.18"]
[Round "6"]
[White "Abdrlauf, Elham"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2471"]
[BlackElo "2286"]
[PlyCount "77"]
[EventDate "2022.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Be2 Bd7 7. 0-0 Nf5 8. dxc5 Bxc5 9. Bd3 Nh4 10. Nbd2 Ng6 11. Nb3 Bb6 12. Re1 Bc7 13. Bxg6 hxg6 14. Bf4 Ne7 15. Bg5 Bb5 16. Nfd4 Ba4 17. Qg4 Bxb3 18. axb3 Qd7 19. Bxe7 Qxe7 20. Nf3 a6 21. Ra4 Bb6 22. Rf4 0-0-0 23. Ng5 Rhf8 24. h4 Kb8 25. Rd1 Bc7 26. Nf3 Qc5 27. Ra1 Rd7 28. h5 Qb5 29. hxg6 Qxb3 30. Rb4 Qc2 31. Nd4 Qxg6 32. Qe2 Kc8 33. Rxb7 Bxe5 34. Rxd7 Bh2+ 35. Kxh2 Rh8+ 36. Kg1 Qh6 37. Qxa6+ Kxd7 38. Qb7+ Kd6 39. Nf5+ 1-0

[Event "Riga Tech op 11th"]
[Site "Riga"]
[Date "2022.08.18"]
[Round "5"]
[White "Lahdelma, Henri"]
[Black "Kulaots, Kaido"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2286"]
[BlackElo "2538"]
[PlyCount "83"]
[EventDate "2022.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Bb4 6. Qb3 c5 7. dxc5 Nc6 8. e3 d4 9. 0-0-0 Bxc3 10. bxc3 d3 11. Bxd3 Qa5 12. Bxf6 gxf6 13. Ne2 0-0 14. Nf4 Qxc5 15. Bc2 Bg4 16. Rd5 Qe7 17. h3 Be6 18. Nxe6 fxe6 19. Rd2 Rac8 20. Rhd1 Ne5 21. Rd6 Rc6 22. Rxc6 Nxc6 23. Qc4 Kh8 24. Bb3 Re8 25. Kb2 a6 26. g4 Kg7 27. h4 Ne5 28. Qe4 Ng6 29. h5 Nf8 30. f4 h6 31. Qd4 Kh7 32. Qb6 Rc8 33. Rd6 Re8 34. f5 Nd7 35. Qc7 Ne5 36. Qxe7+ Rxe7 37. Rxe6 Rd7 38. Rxf6 Nxg4 39. Re6 Rd2+ 40. Ka3 Rd3 41. e4 Rxc3 42. f6 1-0

[Event "Riga Tech op 11th"]
[Site "Riga"]
[Date "2022.08.17"]
[Round "4"]
[White "Lahdelma, Henri"]
[Black "Stremavicius, Titas"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2286"]
[BlackElo "2526"]
[PlyCount "119"]
[EventDate "2022.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 h6 8. Bh4 Re8 9. Nge2 c6 10. 0-0 Nbd7 11. Qc2 Nh5 12. Bxe7 Qxe7 13. Rab1 a5 14. Na4 Nhf6 15. a3 Qd6 16. h3 g6 17. b4 b5 18. Nc5 Kg7 19. a4 bxa4 20. Qxa4 Nb6 21. Qc2 axb4 22. Rxb4 Nbd7 23. Ra4 Rb8 24. Rc1 Nf8 25. Ra7 Re7 26. Rxe7 Qxe7 27. Ng3 h5 28. Nf1 N8h7 29. Na4 Bd7 30. Qc5 Qxc5 31. Nxc5 Be8 32. Nd2 Nd7 33. Nxd7 Bxd7 34. Nf3 f6 35. Ra1 Rb7 36. Ra6 Nf8 37. Bc2 Rb2 38. Ne1 Kf7 39. Ra8 h4 40. Kf1 Ke7 41. Ke2 Bf5 42. Kd2 Bxc2 43. Nxc2 Rb1 44. Rc8 Rb6 45. Ne1 Rb2+ 46. Nc2 Rb6 47. g3 hxg3 48. fxg3 f5 49. Ne1 Rb2+ 50. Nc2 Rb6 51. Kc3 Nd7 52. Nb4 Nf6 53. Rxc6 Ne4+ 54. Kb3 Rxc6 55. Nxc6+ Kf6 56. g4 fxg4 57. hxg4 Kg5 58. Ne7 Kxg4 59. Nxg6 Kf3 60. Ne7 1/2-1/2

[Event "Riga Tech op 11th"]
[Site "Riga"]
[Date "2022.08.16"]
[Round "3"]
[White "Elmi, Saad Abobaker"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2110"]
[BlackElo "2286"]
[PlyCount "100"]
[EventDate "2022.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Bd3 cxd4 7. cxd4 Qb6 8. 0-0 Nxd4 9. Nxd4 Qxd4 10. Nc3 a6 11. Re1 Ne7 12. Qf3 Qb6 13. h4 Nc6 14. Qg3 g6 15. Rb1 Bg7 16. h5 Nb4 17. h6 Bf8 18. Bg5 Nxd3 19. Qxd3 Bc6 20. Qf3 Qc7 21. Ne2 Rg8 22. Nd4 Be7 23. Bf6 Bxf6 24. exf6 Kd7 25. Qe3 Qb6 26. Qd2 Rac8 27. Nf3 Rc7 28. Ng5 Kc8 29. Nxh7 Rd7 30. Ng5 d4 31. h7 Rh8 32. Re5 d3 33. Rbe1 Qd4 34. b3 Rd5 35. Rxd5 Qxd5 36. Re4 Rxh7 37. Rg4 Rh8 38. Nxf7 Rf8 39. Ng5 Rxf6 40. Rg3 Rf5 41. Nh3 g5 42. Nxg5 e5 43. Nh3 e4 44. Kh2 Kb8 45. Kg1 Ka7 46. a4 Qd4 47. Rg8 Rc5 48. a5 Rxa5 49. b4 Ra2 50. Qf4 d2 0-1

[Event "Riga Tech op 11th"]
[Site "Riga"]
[Date "2022.08.16"]
[Round "2"]
[White "Lahdelma, Henri"]
[Black "Valantiejus, Vaidotas"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2286"]
[BlackElo "2112"]
[PlyCount "178"]
[EventDate "2022.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "LAT"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Bf4 Nf6 6. e3 Bd6 7. Bg5 c6 8. Bd3 Nbd7 9. Nge2 Qc7 10. Qc2 0-0 11. h3 Re8 12. 0-0 h6 13. Bh4 Nh5 14. g4 g5 15. Bxg5 hxg5 16. gxh5 Nf6 17. Kg2 Nxh5 18. Rh1 Qe7 19. Rag1 Qf6 20. Qd1 Bf5 21. Bxf5 Qxf5 22. Nc1 Ng7 23. h4 g4 24. Kf1 g3 25. Qe2 Nh5 26. Nd3 Re6 27. Ke1 Rae8 28. Kd2 Kf8 29. Nd1 Rg6 30. Rg2 Rg4 31. Qf1 Qf6 32. f4 Rxh4 33. Rxh4 Qxh4 34. Qf3 Nf6 35. Nc3 Ne4+ 36. Kc2 Re6 37. Nc1 Bb4 38. Nxe4 dxe4 39. Qxg3 Qxg3 40. Rxg3 Rh6 41. Rg2 Rh3 42. a3 Be7 43. Kd2 f5 44. Ne2 Kf7 45. Nc3 b5 46. b4 Rh1 47. Kc2 Ra1 48. Kb2 Re1 49. Re2 Rxe2+ 50. Nxe2 Bh4 51. Kc2 Ke6 52. Nc3 Be1 53. Nb1 Kd5 54. Kb3 Bf2 55. Nc3+ Ke6 56. Nd1 Bg1 57. Kc3 Bh2 58. Kb3 Bg3 59. Nb2 Bh4 60. Nd1 Bd8 61. Nc3 Kd6 62. Ne2 a5 63. a4 bxa4+ 64. Kxa4 axb4 65. Kxb4 Bh4 66. Kc3 Kd5 67. Kd2 Kc4 68. Ng1 Be7 69. Ne2 Bb4+ 70. Kc2 Kd5 71. Ng3 Ke6 72. Kd1 Kf6 73. Ne2 Kg6 74. Ng3 Be7 75. Nf1 Kh5 76. Nd2 Kg6 77. Nc4 Kf6 78. Ne5 c5 79. dxc5 Ke6 80. c6 Bd6 81. Kc2 Kd5 82. Nf7 Kxc6 83. Nxd6 Kxd6 84. Kb3 Kd5 85. Kb4 Kd6 86. Kb3 Kd5 87. Kb4 Kd6 88. Kc4 Kc6 89. Kd4 Kd6 1/2-1/2

[Event "Titled Tuesday intern op 02nd Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.02"]
[Round "11"]
[White "Altman, Joshua"]
[Black "Lahdelma, Henri"]
[Result "1-0"]
[ECO "D14"]
[WhiteElo "2156"]
[BlackElo "2286"]
[PlyCount "61"]
[EventDate "2022.08.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Qb3 Na5 9. Qa4+ Nd7 10. Ne5 Nc6 11. Nxc6 bxc6 12. Qxc6 Bb4 13. Bb5 Rc8 14. Qb7 Bxc3+ 15. bxc3 e5 16. Bxe5 0-0 17. Qxd5 Nxe5 18. Qxe5 Be6 19. 0-0 Rxc3 20. h3 Rc2 21. Bd3 Rd2 22. Rad1 Rxa2 23. d5 Bd7 24. Qe4 g6 25. d6 Qf6 26. Bc4 Rb2 27. Qe7 Kg7 28. Qxd7 Rc2 29. Qc7 a6 30. d7 Rd8 31. Rd6 1-0

[Event "Titled Tuesday intern op 02nd Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.02"]
[Round "7"]
[White "Ambartsumova, Karina"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2386"]
[BlackElo "2286"]
[PlyCount "64"]
[EventDate "2022.08.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 e6 4. g3 dxc4 5. Bg2 Bb4+ 6. Nc3 b5 7. Ne5 Qb6 8. 0-0 Bb7 9. Be3 Nf6 10. d5 Bc5 11. dxe6 fxe6 12. Bxc5 Qxc5 13. Nf3 0-0 14. Bh3 Re8 15. Qc2 Nbd7 16. Rad1 Ne5 17. Ng5 Neg4 18. Nxh7 Nxh7 19. Bxg4 Nf6 20. Bf3 Rad8 21. Qg6 Qf5 22. Qxf5 exf5 23. e3 Ba8 24. Kg2 b4 25. Na4 Kf7 26. Rxd8 Rxd8 27. Rc1 Rd2 28. Rxc4 Ke7 29. Rxb4 c5 30. Rb8 Bxf3+ 31. Kxf3 Ne4 32. Kf4 Ke6 0-1

[Event "Titled Tuesday intern op 02nd Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.02"]
[Round "4"]
[White "Cagara, Paulina"]
[Black "Lahdelma, Henri"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2045"]
[BlackElo "2286"]
[PlyCount "104"]
[EventDate "2022.08.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 0-0 8. Bd3 c4 9. Be2 Nbc6 10. f4 b5 11. Nf3 a5 12. Bd2 Rb8 13. 0-0 Bd7 14. Ng5 b4 15. axb4 axb4 16. Qh3 h6 17. Nf3 Qb6 18. Nh4 bxc3 19. Be3 Nf5 20. Nxf5 exf5 21. Bf3 Ne7 22. Qh4 Qe6 23. Ra6 Bc6 24. g4 Rb2 25. Ra7 Ng6 26. Qh5 Bd7 27. Kh1 fxg4 28. Bg2 Qf5 29. Qxf5 Bxf5 30. Bxd5 Rxc2 31. Bxc4 Be4+ 32. Kg1 Rg2+ 33. Kh1 Ra2+ 34. Kg1 Rxa7 35. f5 Nh4 36. e6 fxe6 37. Bxe6+ Kh8 38. d5 Ra2 39. Bd4 Nf3+ 40. Rxf3 gxf3 41. d6 f2+ 42. Bxf2 Bd3 43. Bd4 c2 44. Be3 Ra1+ 45. Kf2 c1Q 46. Bxc1 Rxc1 47. d7 Rc7 48. Ke3 Bb5 49. Ke4 Bxd7 50. Ke5 Bxe6 51. fxe6 Re7 52. Kd6 Rfe8 0-1

[Event "Titled Tuesday intern op 02nd Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.02"]
[Round "3"]
[White "Lahdelma, Henri"]
[Black "Averjanov, Alexey"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2286"]
[BlackElo "2399"]
[PlyCount "76"]
[EventDate "2022.08.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. a4 c5 7. 0-0 Nc6 8. Nc3 cxd4 9. exd4 Nb4 10. Qe2 Be7 11. Rd1 0-0 12. Bf4 b6 13. h3 Bb7 14. Ne5 Nfd5 15. Bh2 Re8 16. Rac1 Bg5 17. Rb1 Nf4 18. Bxf4 Bxf4 19. Nd3 Nxd3 20. Qxd3 Qg5 21. d5 Rad8 22. Qf3 exd5 23. Nxd5 Bb8 24. Qg4 Qe5 25. f4 Qd6 26. Nc3 Qc5+ 27. Kh1 Qxc4 28. Rxd8 Rxd8 29. Re1 Qxf4 30. Qxf4 Bxf4 31. Re7 Ba8 32. Kg1 Kf8 33. Ra7 b5 34. Rxa6 b4 35. Nb5 Bg3 36. Kf1 Re8 37. Rxa8 Rxa8 38. Ke2 Rxa4 0-1

[Event "Titled Tuesday intern op 02nd Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.02"]
[Round "8"]
[White "Lahdelma, Henri"]
[Black "Ezat, Mohamed Mahmoud"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "2286"]
[BlackElo "2391"]
[PlyCount "74"]
[EventDate "2022.08.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 Nf6 12. c5 f4 13. Bf2 g5 14. a4 Ng6 15. a5 Rf7 16. Nb5 g4 17. g3 fxg3 18. hxg3 gxf3 19. Bxf3 Bh3 20. Ng2 a6 21. Na3 Bf8 22. cxd6 Bxd6 23. Nc4 Rg7 24. Kh2 Qd7 25. Nce3 Nf4 26. Rh1 Nxg2 27. Nxg2 Ng4+ 28. Bxg4 Bxg4 29. Qb3 Rf8 30. Raf1 Be2 31. Re1 Rxf2 32. Qe3 Qf7 33. Kg1 Rf1+ 34. Kh2 Rxh1+ 35. Kxh1 Bf3 36. Rf1 Rxg3 37. Rf2 Bxg2+ 0-1

[Event "Titled Tuesday intern op 02nd Aug Early"]
[Site "Chess.com INT"]
[Date "2022.08.02"]
[Round "10"]
[White "Lahdelma, Henri"]
[Black "Fajdetic, Hrvoje"]
[Result "1-0"]
[ECO "A51"]
[WhiteElo "2286"]
[BlackElo "2151"]
[PlyCount "69"]
[EventDate "2022.08.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Nf3 Bc5 5. e3 b6 6. Bd3 Bb7 7. Nbd2 d5 8. cxd5 Nxd2 9. Bxd2 Qxd5 10. Bc3 0-0 11. h4 Nd7 12. Ng5 Nxe5 13. Bxh7+ Kh8 14. Qh5 g6 15. Bxg6+ Kg7 16. Be4 Rh8 17. Bxd5 Rxh5 18. Bxb7 Re8 19. g4 Rhh8 20. Bc6 Re7 21. Nf3 f6 22. Nxe5 fxe5 23. f4 Bd6 24. 0-0-0 Rb8 25. f5 b5 26. g5 Kh8 27. f6 Rh7 28. Be4 Rh5 29. Bg6 Rh7 30. Bxh7 Kxh7 31. h5 b4 32. g6+ Kh6 33. Bd2 e4 34. g7 Be5 35. Rdf1 1-0

