[Event "Basel op 25th"]
[Site "Basel"]
[Date "2022.10.07"]
[Round "1"]
[White "Philippe, Christophe"]
[Black "Liedtke Siems, Jens"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2382"]
[BlackElo "1647"]
[PlyCount "61"]
[EventDate "2022.10.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Nc3 g6 4. e4 Bg7 5. Be3 Bg4 6. Qd2 a6 7. Bh6 0-0 8. 0-0-0 b5 9. Bd3 c5 10. Bxg7 Kxg7 11. dxc5 b4 12. Ne2 Qa5 13. cxd6 exd6 14. Ned4 Nbd7 15. Kb1 Qb6 16. h3 Bxf3 17. Nxf3 a5 18. Rhe1 Ne5 19. Qe3 Qc7 20. Nd4 Rfc8 21. f4 Nc4 22. Bxc4 Qxc4 23. Qd3 d5 24. Qxc4 dxc4 25. e5 Ng8 26. g4 c3 27. f5 cxb2 28. f6+ Kf8 29. g5 Rc3 30. e6 fxe6 31. Nxe6+ 1-0

[Event "Davos Summer op"]
[Site "Davos"]
[Date "2021.08.08"]
[Round "5"]
[White "Liedtke Siems, Jens"]
[Black "Schubert, Martin"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1678"]
[BlackElo "1921"]
[PlyCount "90"]
[EventDate "2021.08.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. e3 Nd5 4. Bg3 Qb6 5. Qc1 cxd4 6. exd4 Qxd4 7. Nf3 Qb6 8. Bc4 Qa5+ 9. Nbd2 Nb6 10. Bb3 e6 11. 0-0 Nc6 12. Ne4 d5 13. Nc3 Bb4 14. Ne2 0-0 15. c3 Be7 16. Ne5 Bf6 17. Ng4 Nd7 18. Nxf6+ Nxf6 19. Bh4 Ne4 20. f3 Nd6 21. Nf4 Nf5 22. Bf2 Ne5 23. Bc2 Nd6 24. Re1 Ng6 25. h4 Qc7 26. Bg3 Qd8 27. h5 Nxf4 28. Qxf4 Ne8 29. Bh4 Qc7 30. Qd2 f5 31. Qg5 h6 32. Qg6 Qf7 33. g4 Qxg6 34. hxg6 fxg4 35. fxg4 Rf4 36. Bd1 Bd7 37. Bg3 Rf6 38. Bc2 Rc8 39. Be5 Rf8 40. Rf1 Nf6 41. Bd6 Rfe8 42. Rf4 e5 43. Rb4 b6 44. Bf5 Bxf5 45. gxf5 Rc6 0-1

[Event "Davos Summer op"]
[Site "Davos"]
[Date "2021.08.07"]
[Round "4"]
[White "Liedtke Siems, Jens"]
[Black "Moorhead Dimancesco, Nicholas"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1678"]
[PlyCount "89"]
[EventDate "2021.08.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 c5 4. e3 Qb6 5. Qc1 Nh5 6. Be5 d6 7. dxc5 Qxc5 8. Bd4 Qc7 9. c4 e5 10. Bc3 Be6 11. Nbd2 Nd7 12. Ng5 Bf5 13. Be2 Nc5 14. 0-0 h6 15. Ngf3 Nd3 16. Qd1 Nf6 17. e4 Nxf2 18. Rxf2 Bxe4 19. h3 d5 20. Bxe5 Qb6 21. Bd4 Bc5 22. Bxc5 Qxc5 23. Kf1 Rd8 24. Qa4+ Rd7 25. cxd5 Bc2 26. Qc4 Rxd5 27. Qxc5 Rxc5 28. Nd4 Ba4 29. Rf5 Nd5 30. Kf2 0-0 31. b4 g6 32. Re5 f6 33. Re4 Rc3 34. Bc4 Rd8 35. Ne6 Rd7 36. Nc5 Rc2 37. Ke1 b5 38. Nxd7 bxc4 39. Nc5 Bc6 40. Rxc4 Rxc4 41. Nxc4 Nc3 42. Kd2 Nb5 43. Ne3 Kf7 44. a4 Nd6 45. b5 1-0

[Event "Davos Summer op"]
[Site "Davos"]
[Date "2021.08.06"]
[Round "2"]
[White "Liedtke Siems, Jens"]
[Black "Monney, Gonzague"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1678"]
[BlackElo "1332"]
[PlyCount "71"]
[EventDate "2021.08.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 b6 5. Bd3 Be7 6. Nbd2 0-0 7. c3 c5 8. 0-0 Nc6 9. h3 Bb7 10. Qe2 Bd6 11. Ne5 Bxe5 12. dxe5 Nd7 13. Nf3 Qc7 14. Bxh7+ Kxh7 15. Ng5+ Kg8 16. Qh5 Rfe8 17. Qxf7+ Kh8 18. Qh5+ Kg8 19. Qh7+ Kf8 20. Qh8+ Ke7 21. Qxg7+ Kd8 22. Nf7+ Kc8 23. Nd6+ Kb8 24. Nxe8 Qd8 25. Nf6 Ne7 26. Nxd7+ Qxd7 27. Bg5 Kc7 28. Qxe7 Rg8 29. Qxd7+ Kxd7 30. Bf6 a5 31. g4 Kc6 32. g5 d4 33. cxd4 cxd4 34. Rfc1+ Kb5 35. exd4 Be4 36. Rc7 1-0

[Event "Davos Summer op"]
[Site "Davos"]
[Date "2021.08.05"]
[Round "1"]
[White "Collin, Moritz Valentin"]
[Black "Liedtke Siems, Jens"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2043"]
[BlackElo "1678"]
[PlyCount "41"]
[EventDate "2021.08.05"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. Nh3 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 0-0 8. Nf4 d6 9. Be2 Be6 10. b3 c6 11. Nc3 Qe7 12. 0-0 Rd8 13. Rfd1 Na6 14. Qb2 Rd7 15. Rd2 Rad8 16. Rad1 Bf5 17. Qa3 g5 18. Nh5 Bg4 19. Bxg4 Nxg4 20. h3 Nh6 21. Ne4 1-0

[Event "Basel Special op"]
[Site "Basel"]
[Date "2021.07.17"]
[Round "1"]
[White "Liedtke Siems, Jens"]
[Black "Zwahr, Paul"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1678"]
[BlackElo "2263"]
[PlyCount "50"]
[EventDate "2021.07.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "SUI"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 d6 5. Bd3 0-0 6. 0-0 Nbd7 7. Nbd2 Qe8 8. Bg5 e5 9. dxe5 dxe5 10. Bxf6 Nxf6 11. e4 Nh5 12. Ne1 f5 13. exf5 gxf5 14. c3 e4 15. Be2 Nf4 16. g3 Nh3+ 17. Kg2 f4 18. f3 fxg3 19. hxg3 Ng5 20. Rh1 Bf5 21. f4 e3 22. Ndf3 Ne4 23. Ng5 Nxg5 24. fxg5 Rd8 25. Qb3+ Be6 0-1

