[Event "Guernsey op 44th"]
[White "Karstens, Lex"]
[Black "Prins, Jan"]
[Site "Vale"]
[Round "7"]
[Result "1-0"]
[Date "2018.10.27"]
[ECO "D00"]
[WhiteElo "1874"]
[BlackElo "2003"]
[PlyCount "53"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 c6 3. Nf3 Bf5 4. e3 Nd7 5. Bd3 Bg6 6. Bxg6 hxg6 7. Qd3 Ngf6 8. Nbd2 Qb6 9. Qb3 e6 10. h3 Bd6 11. c4 dxc4 12. Nxc4 Qb4+ 13. Qxb4 Bxb4+ 14. Ke2 Nb6 15. Rac1 Ne4 16. Bf4 Nd5 17. Bh2 g5 18. a3 Be7 19. Nfe5 Rh6 20. f3 Nef6 21. Nd3 Nd7 22. b4 N5b6 23. Na5 e5 24. Nxe5 Nxe5 25. Bxe5 Re6 26. Nxb7 f6 27. Bh2 1-0

[Event "Guernsey op 44th"]
[White "Karstens, Lex"]
[Black "Taylor, Mark V"]
[Site "Vale"]
[Round "6"]
[Result "1-0"]
[Date "2018.10.26"]
[ECO "B07"]
[WhiteElo "1874"]
[BlackElo "1933"]
[PlyCount "47"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 c6 4. Be3 Qa5 5. Qd2 e5 6. f3 Be7 7. Nge2 0-0 8. g4 b5 9. Ng3 Re8 10. h4 exd4 11. Bxd4 d5 12. e5 Bd6 13. 0-0-0 Bxe5 14. Bxe5 Rxe5 15. Qd4 Re8 16. g5 b4 17. gxf6 bxc3 18. bxc3 Qa3+ 19. Kd2 Nd7 20. fxg7 Ne5 21. Qf4 d4 22. Ne4 dxc3+ 23. Ke1 Qe7 24. Kf2 1-0

[Event "Guernsey op 44th"]
[White "Magnussen, Pal"]
[Black "Karstens, Lex"]
[Site "Vale"]
[Round "5"]
[Result "1-0"]
[Date "2018.10.25"]
[ECO "B16"]
[WhiteElo "2000"]
[BlackElo "1874"]
[PlyCount "111"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. c3 h5 7. Nf3 h4 8. Bf4 Be6 9. Qd2 Nd7 10. Be2 Nb6 11. 0-0 Qd7 12. Qc2 Nd5 13. Bd2 Bf5 14. Qc1 e6 15. c4 Ne7 16. b4 Ng6 17. Qc3 0-0-0 18. Be3 Bh6 19. Bxh6 Rxh6 20. d5 Nf4 21. Qe3 Nxe2+ 22. Qxe2 Rg8 23. Kh1 Kb8 24. Rad1 exd5 25. cxd5 cxd5 26. Qe3 Rh7 27. Qf4+ Ka8 28. Nd4 Rh5 29. f3 Rhg5 30. Rd2 h3 31. g3 Bh7 32. Qxf6 R5g6 33. Qf4 a6 34. Nb3 Qe7 35. a4 Rf6 36. Qd4 Be4 37. Rdf2 Bg6 38. Nc5 Rd8 39. a5 Rc6 40. Na4 Qf6 41. Nb6+ Kb8 42. Qg4 Bf5 43. Qf4+ Ka7 44. g4 Bd3 45. Qe3 Bxf1 46. Nxd5+ Kb8 47. Nxf6 Bg2+ 48. Rxg2 hxg2+ 49. Kxg2 Rxf6 50. h4 Ka8 51. Qe7 Rd2+ 52. Kg3 Rdd6 53. h5 Rde6 54. Qf8+ Ka7 55. g5 Rf5 56. Kg4 1-0

[Event "Guernsey op 44th"]
[White "Karstens, Lex"]
[Black "Van den Boogaart, Jan Maarten"]
[Site "Vale"]
[Round "4"]
[Result "1/2-1/2"]
[Date "2018.10.24"]
[ECO "D00"]
[WhiteElo "1874"]
[BlackElo "2009"]
[PlyCount "31"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 c6 3. Nf3 h6 4. Bh4 Qb6 5. Qc1 Bf5 6. c4 e6 7. Nc3 Be7 8. Bg3 Nf6 9. c5 Qd8 10. e3 Nbd7 11. h3 a5 12. a3 a4 13. Be2 0-0 14. 0-0 b6 15. cxb6 Qxb6 16. Bd1 1/2-1/2

[Event "Guernsey op 44th"]
[White "Sikkel, Dirk"]
[Black "Karstens, Lex"]
[Site "Vale"]
[Round "3"]
[Result "0-1"]
[Date "2018.10.23"]
[ECO "B13"]
[WhiteElo "1969"]
[BlackElo "1874"]
[PlyCount "80"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. Qb3 Bxe2 8. Kxe2 0-0-0 9. f4 g5 10. Rf1 Bg7 11. Be3 e6 12. Nd2 Nh6 13. fxg5 Ng4 14. Bf4 e5 15. Bf5+ Kb8 16. Bg3 h5 17. Nf3 Rhe8 18. Kd2 Ka8 19. h3 h4 20. Nxh4 Qe7 21. Bxg4 Qxg5+ 22. Kc2 Bh6 23. Rad1 exd4 24. cxd4 Nxd4+ 25. Rxd4 Rc8+ 26. Bxc8 Rxc8+ 27. Qc3 Rxc3+ 28. bxc3 Qe3 29. Rf3 Qc1+ 30. Kb3 Qb1+ 31. Ka3 Bf8+ 32. Rb4 a5 33. Rff4 axb4+ 34. cxb4 Qd3+ 35. Ka4 Qxg3 36. Rg4 Qd6 37. a3 Ka7 38. Nf3 Qa6+ 39. Kb3 Qd3+ 40. Ka4 Ka6 0-1

[Event "Guernsey op 44th"]
[White "Karstens, Lex"]
[Black "Rosen, Daniel B"]
[Site "Vale"]
[Round "2"]
[Result "0-1"]
[Date "2018.10.22"]
[ECO "A80"]
[WhiteElo "1874"]
[BlackElo "2081"]
[PlyCount "64"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 d5 3. Bf4 Nf6 4. e3 e6 5. a3 Be7 6. Nf3 0-0 7. Bd3 Bd7 8. Ne5 Be8 9. g4 Ne4 10. gxf5 exf5 11. Rg1 Kh8 12. Bxe4 dxe4 13. Qd2 Bh5 14. Ne2 Bxe2 15. Kxe2 Nd7 16. Rg2 Nxe5 17. Bxe5 Bf6 18. Bxf6 Qxf6 19. Rag1 Rf7 20. c3 Raf8 21. Kd1 Qb6 22. Qc2 c5 23. dxc5 Qxc5 24. Kc1 Qe5 25. Qa4 b6 26. Qb4 Rd8 27. h4 Rfd7 28. Qb3 Qf6 29. h5 Qd6 30. Qc2 Qe6 31. Kb1 b5 32. Qe2 Qb3 0-1

[Event "Guernsey op 44th"]
[White "Wager, John D"]
[Black "Karstens, Lex"]
[Site "Vale"]
[Round "1"]
[Result "1/2-1/2"]
[Date "2018.10.21"]
[ECO "D04"]
[WhiteElo "2029"]
[BlackElo "1874"]
[PlyCount "67"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 g6 4. Bd3 Bg7 5. Nbd2 0-0 6. b3 Nbd7 7. Bb2 c5 8. 0-0 Re8 9. c4 cxd4 10. exd4 e6 11. Qc2 b6 12. a4 Bb7 13. Rac1 Rc8 14. Qb1 Bf8 15. Rfe1 Bb4 16. Bc3 Bxc3 17. Rxc3 Qe7 18. h3 Qf8 19. Rec1 e5 20. dxe5 Nxe5 21. Nxe5 Rxe5 22. Nf3 Ree8 23. Qb2 Qd6 24. Be2 Ne4 25. Rd3 Qf6 26. Qxf6 Nxf6 27. Rd2 dxc4 28. Bxc4 Kg7 29. Rcd1 Re7 30. Nd4 a6 31. Nf3 Rc5 32. Rd4 Rec7 33. Ne1 Rg5 34. Rd6 1/2-1/2

[Event "Maastricht Limburg op-B 9th"]
[White "Karstens, Lex"]
[Black "Rietveld, Leo"]
[Site "Maastricht"]
[Round "7"]
[Result "1/2-1/2"]
[Date "2015.05.25"]
[ECO "B07"]
[WhiteElo "1852"]
[BlackElo "1998"]
[PlyCount "19"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d6 2. e4 g6 3. Nc3 Bg7 4. Be3 Nf6 5. f3 Nc6 6. Qd2 e5 7. Bb5 exd4 8. Bxd4 0-0 9. Bxc6 bxc6 10. Nge2 1/2-1/2

[Event "Maastricht Limburg op-B 9th"]
[White "Wlogalski, Olivier"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "6"]
[Result "1/2-1/2"]
[Date "2015.05.25"]
[ECO "A52"]
[WhiteElo "1892"]
[BlackElo "1852"]
[PlyCount "80"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Be2 0-0 7. 0-0 Re8 8. Nc3 Ngxe5 9. Nxe5 Nxe5 10. b3 a5 11. a3 Ra6 12. e4 d6 13. Nd5 c6 14. Nc3 Qh4 15. Na4 Qxe4 16. Nxc5 dxc5 17. Be3 b6 18. Qd6 Ra7 19. Rfe1 Be6 20. Qd2 Rd7 21. Qc3 f6 22. Red1 Rxd1+ 23. Rxd1 Qg6 24. Bf1 Bg4 25. Rd6 Bf5 26. Bf4 Nd7 27. Rxc6 Re4 28. Bg3 Rd4 29. Rd6 Rxd6 30. Bxd6 Qe8 31. b4 axb4 32. axb4 Qe6 33. Qd2 g5 34. bxc5 Nxc5 35. Qd4 Nb3 36. Qxb6 Nd2 37. Qd8+ Kf7 38. Qc7+ Kg6 39. Bf8 Qf7 40. Qxf7+ Kxf7 1/2-1/2

[Event "Maastricht Limburg op-B 9th"]
[White "Karstens, Lex"]
[Black "Roufs, Gerard"]
[Site "Maastricht"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2015.05.24"]
[ECO "D35"]
[WhiteElo "1852"]
[BlackElo "1986"]
[PlyCount "31"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 h6 3. Bh4 c6 4. Nf3 Nd7 5. e3 Ngf6 6. c4 e6 7. cxd5 exd5 8. Nc3 Be7 9. Bd3 0-0 10. 0-0 Ne4 11. Bxe7 Qxe7 12. Qe2 Re8 13. Rfe1 Ng5 14. Nxg5 Qxg5 15. Qf3 Nf6 16. Qg3 1/2-1/2

[Event "Maastricht Limburg op-B 9th"]
[White "Van Ginneken, Jos"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "4"]
[Result "0-1"]
[Date "2015.05.24"]
[ECO "B10"]
[WhiteElo "1678"]
[BlackElo "1852"]
[PlyCount "50"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. Be2 Ne7 6. 0-0 0-0 7. d4 f6 8. c4 exd4 9. Nxd4 c5 10. N4f3 d4 11. Re1 Nbc6 12. h3 Ng6 13. Nf1 Be6 14. b3 Qd7 15. N3h2 Bf4 16. Bg4 Bxg4 17. Qxg4 Qxg4 18. Nxg4 Bxc1 19. Raxc1 Nf4 20. Rcd1 Rfe8 21. Kh2 h5 22. Kg3 Ng6 23. Ngh2 h4+ 24. Kg4 Nce5+ 25. Kf5 Ne7+ 0-1

[Event "Maastricht Limburg op-B 9th"]
[White "Karstens, Lex"]
[Black "Van Randtwijk, Mick"]
[Site "Maastricht"]
[Round "3"]
[Result "1/2-1/2"]
[Date "2015.05.23"]
[ECO "A47"]
[WhiteElo "1852"]
[BlackElo "1852"]
[PlyCount "63"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 c5 6. Nf3 b6 7. Bd3 Bb7 8. Nbd2 d5 9. Bb5+ Kd8 10. exd5 exd5 11. 0-0 a6 12. Ba4 b5 13. Bc2 Kc7 14. dxc5 Bxc5 15. Nb3 Bb6 16. a4 Nc6 17. axb5 axb5 18. Rxa8 Rxa8 19. Nbd4 Nxd4 20. cxd4 Bc6 21. Bb3 Re8 22. Bc2 Kb7 23. Qd3 Bc7 24. Bb3 g5 25. Bxd5 Kb6 26. Bxc6 Qxc6 27. g3 Qe4 28. Qc3 Qc6 29. Qd3 Qe4 30. Qxe4 Rxe4 31. Re1 Rxe1+ 32. Nxe1 1/2-1/2

[Event "Maastricht Limburg op-B 9th"]
[White "Reichardt, Robin"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "2"]
[Result "1-0"]
[Date "2015.05.23"]
[ECO "A46"]
[WhiteElo "1707"]
[BlackElo "1852"]
[PlyCount "68"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 b5 3. Bf4 Bb7 4. e3 a6 5. b3 e6 6. c4 Bb4+ 7. Nbd2 Ne4 8. Qc2 g5 9. Bg3 g4 10. Bh4 Bxd2+ 11. Nxd2 Qxh4 12. Nxe4 g3 13. Nxg3 b4 14. f3 Rg8 15. Qf2 a5 16. Bd3 f5 17. Ne2 Qf6 18. Bc2 Nc6 19. Rd1 Ne7 20. Nf4 0-0-0 21. Nd3 d6 22. c5 Nd5 23. cxd6 cxd6 24. Rc1 Nc3 25. Bb1 Kd7 26. a3 Ba6 27. Nf4 Rc8 28. Kd2 Rc7 29. axb4 axb4 30. Bd3 Bxd3 31. Nxd3 Rgc8 32. Nxb4 Nb1+ 33. Rxb1 Rb8 34. Nd3 Rbc8 1-0

[Event "Maastricht Limburg op-B 9th"]
[White "Karstens, Lex"]
[Black "Zatyko, Ferry"]
[Site "Maastricht"]
[Round "1"]
[Result "1/2-1/2"]
[Date "2015.05.22"]
[ECO "D00"]
[WhiteElo "1852"]
[BlackElo "1777"]
[PlyCount "85"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 Bf5 4. Bd3 Bg6 5. Ne2 Nbd7 6. Nf4 Bxd3 7. Nxd3 e6 8. Nd2 Bd6 9. c4 c6 10. c5 Bc7 11. f4 h6 12. Bh4 Qe7 13. Ne5 g5 14. Bg3 gxf4 15. exf4 Rg8 16. Qe2 0-0-0 17. 0-0-0 Rg7 18. Bh4 Rdg8 19. g3 Nf8 20. Ndf3 Ng6 21. Nxg6 fxg6 22. Bxf6 Qxf6 23. Rhe1 Re7 24. Ne5 Bxe5 25. Qxe5 Qxe5 26. Rxe5 Rf8 27. Rde1 Kd7 28. h4 Rf5 29. Kd2 h5 30. R5e3 Rf6 31. a4 Rf8 32. a5 a6 33. Ke2 Rff7 34. Re5 Rf5 35. Kf3 Rxe5 36. Rxe5 Rf7 37. Rg5 Rf6 38. g4 hxg4+ 39. Kxg4 Ke7 40. h5 gxh5+ 41. Rxh5 Rg6+ 42. Kf3 Kf6 43. Rh7 1/2-1/2

[Event "Geraardsbergen op 28th"]
[White "Karstens, Lex"]
[Black "Verlinden, Robijn"]
[Site "Geraardsbergen"]
[Round "6"]
[Result "0-1"]
[Date "2012.08.13"]
[ECO "A45"]
[WhiteElo "1870"]
[BlackElo "2042"]
[PlyCount "94"]
[EventDate "2012.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. d5 Ne4 4. Bf4 Qb6 5. Nd2 f5 6. Rb1 g6 7. Be5 Nf6 8. e4 fxe4 9. Nxe4 Bg7 10. Nxf6+ exf6 11. Bc3 d6 12. Nf3 Nd7 13. Qd2 a5 14. a4 0-0 15. Be2 Ne5 16. 0-0 Bd7 17. Nxe5 fxe5 18. b3 Rf7 19. Bc4 Qd8 20. Qe3 Qh4 21. Bd2 b6 22. Qg5 Qxg5 23. Bxg5 Bf5 24. Rbc1 h6 25. Be3 g5 26. Be2 g4 27. Bc4 Kh7 28. Be2 Kg6 29. Bc4 Raf8 30. Be2 h5 31. Bc4 Bh6 32. Bxh6 Kxh6 33. Be2 Kg5 34. c4 Bg6 35. Rc3 Rf4 36. Rcc1 Rd4 37. Rfd1 Rff4 38. Rxd4 Rxd4 39. Kf1 Rd2 40. Ke1 Rb2 41. Bd1 Bd3 42. Rc3 e4 43. h3 g3 44. f3 Rxg2 45. fxe4 Rg1+ 46. Kd2 Rxd1+ 47. Kxd1 g2 0-1

[Event "Geraardsbergen op 28th"]
[White "Tonoli, Walter"]
[Black "Karstens, Lex"]
[Site "Geraardsbergen"]
[Round "2"]
[Result "1-0"]
[Date "2012.08.11"]
[ECO "A20"]
[WhiteElo "2194"]
[BlackElo "1870"]
[PlyCount "88"]
[EventDate "2012.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. a3 a5 5. d4 exd4 6. Qxd4 Na6 7. Nc3 Nc5 8. Qd1 Be7 9. Nf3 0-0 10. 0-0 Ne6 11. e4 d6 12. h3 Nd7 13. Rb1 Ne5 14. b3 Nxf3+ 15. Qxf3 Bf6 16. Kh2 Re8 17. Re1 Ng5 18. Qd3 Ne6 19. Bb2 h5 20. h4 Nc5 21. Qc2 Be5 22. Kg1 Bg4 23. Ne2 Bxb2 24. Rxb2 Qf6 25. f3 Bd7 26. Rd1 Rad8 27. Qc3 Qxc3 28. Nxc3 Bc8 29. b4 axb4 30. axb4 Na6 31. b5 Nc5 32. Rbd2 Be6 33. Bf1 Nb3 34. Rxd6 Rxd6 35. Rxd6 c5 36. Nd5 Bc8 37. Nc7 Rf8 38. Kf2 Nd4 39. Rd5 Be6 40. Rxc5 b6 41. Rxh5 Bxc4 42. Bxc4 Rc8 43. Rd5 Ne6 44. Nxe6 fxe6 1-0

[Event "Maastricht Limburg op-B 6th"]
[White "Karstens, Lex"]
[Black "Mischke, Daniel"]
[Site "Maastricht"]
[Round "6"]
[Result "1-0"]
[Date "2012.05.28"]
[ECO "A45"]
[WhiteElo "1854"]
[BlackElo "1718"]
[PlyCount "75"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. d5 d6 7. e4 Nbd7 8. Na3 g6 9. Nc4 Qc7 10. a4 b6 11. Qd2 Bg7 12. Ne2 Ba6 13. Ng3 0-0 14. h4 h5 15. Nxd6 exd6 16. Bxa6 Rfe8 17. 0-0 Re7 18. Rfd1 Rae8 19. Bb5 Rf8 20. Kh1 Kh8 21. a5 Rb8 22. c4 Kg8 23. Ra2 Ne5 24. axb6 axb6 25. Rda1 Qd8 26. Qc2 Kh7 27. Bg5 Rc7 28. Qc1 Nd3 29. Qe3 Nb4 30. Qf4 Nxa2 31. Rxa2 Qe7 32. b3 Kg8 33. Re2 Ra8 34. e5 Ra1+ 35. Kh2 dxe5 36. Rxe5 Qd8 37. Re8+ Nxe8 38. Bxd8 1-0

[Event "Maastricht Limburg op-B 6th"]
[White "Lemmen, Raoul"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "7"]
[Result "1/2-1/2"]
[Date "2012.05.28"]
[ECO "A52"]
[WhiteElo "1907"]
[BlackElo "1854"]
[PlyCount "48"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. a3 a5 7. b3 0-0 8. Be2 Re8 9. 0-0 Ngxe5 10. Nxe5 Nxe5 11. Nd2 Ra6 12. Ne4 Ba7 13. Ng3 Qh4 14. Nf5 Qf6 15. Nd4 Rd6 16. Qc2 Bxd4 17. exd4 Nc6 18. Bb2 Nxd4 19. Bxd4 Qxd4 20. Rad1 Qf6 21. Bd3 g6 22. c5 Rde6 23. Bc4 R6e7 24. Qd2 b6 1/2-1/2

[Event "Maastricht Limburg op-B 6th"]
[White "Cromsight, Jeroen"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "5"]
[Result "1-0"]
[Date "2012.05.27"]
[ECO "B12"]
[WhiteElo "1934"]
[BlackElo "1854"]
[PlyCount "87"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 c5 7. h4 h5 8. Nf4 Nc6 9. Nxg6 fxg6 10. Be3 hxg4 11. Qxg4 Qd7 12. Qxg6+ Qf7 13. Qxf7+ Kxf7 14. 0-0-0 cxd4 15. Bxd4 Be7 16. h5 Bg5+ 17. Kb1 a6 18. Ne2 Nge7 19. f4 Bh6 20. Bh3 Rhe8 21. Be3 Rad8 22. Rhf1 Nf5 23. Bxf5 exf5 24. Bc5 g6 25. hxg6+ Kxg6 26. Nc3 d4 27. Ne2 Rd5 28. Bxd4 Red8 29. c3 Kf7 30. Kc2 b5 31. a3 a5 32. Bb6 Rxd1 33. Rxd1 Rxd1 34. Kxd1 Ke6 35. Kc2 a4 36. Kd3 Kd5 37. Be3 Ne7 38. Nd4 Ng6 39. Ne2 Nh4 40. Nd4 Ng6 41. e6 Ne7 42. Nxb5 Kxe6 43. c4 Nc6 44. Nc3 1-0

[Event "Maastricht Limburg op-B 6th"]
[White "Karstens, Lex"]
[Black "Kremer, Nadine"]
[Site "Maastricht"]
[Round "4"]
[Result "1-0"]
[Date "2012.05.27"]
[ECO "A45"]
[WhiteElo "1854"]
[BlackElo "1690"]
[PlyCount "77"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. d5 Qb6 4. Nc3 Qxb2 5. Bd2 Qb6 6. e4 e5 7. f4 d6 8. Rb1 Qd8 9. Bb5+ Nbd7 10. fxe5 dxe5 11. Nf3 Bd6 12. Bg5 Rb8 13. 0-0 a6 14. Bxd7+ Bxd7 15. Nh4 Qa5 16. Bxf6 Qxc3 17. Rb3 Qd4+ 18. Qxd4 cxd4 19. Bxg7 Rg8 20. Bf6 Bb5 21. Rf5 Rg4 22. Bxe5 Rxe4 23. Bxd6 Rc8 24. Re5+ Rxe5 25. Bxe5 Rxc2 26. Bxd4 Rxa2 27. Nf3 h6 28. Bf6 Kd7 29. Be5 f6 30. Bf4 b6 31. Nd4 Ra4 32. Ne6 Bc4 33. Rxb6 Bxd5 34. Rd6+ Ke7 35. Rxd5 Kxe6 36. Rd6+ Ke7 37. Bg3 Ra3 38. Rd4 a5 39. Bd6+ 1-0

[Event "Maastricht Limburg op-B 6th"]
[White "Goes, Dirk"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "3"]
[Result "1/2-1/2"]
[Date "2012.05.26"]
[ECO "A45"]
[WhiteElo "1954"]
[BlackElo "1854"]
[PlyCount "42"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c6 3. Nd2 Qb6 4. Bxf6 gxf6 5. Nb3 d5 6. e3 Bf5 7. Bd3 Bg6 8. f4 Bxd3 9. Qxd3 e6 10. Nf3 Nd7 11. Nfd2 c5 12. c4 dxc4 13. Nxc4 Qb4+ 14. Ncd2 cxd4 15. a3 Qb6 16. exd4 Rd8 17. Qe3 f5 18. 0-0 Nf6 19. Nc4 Qc6 20. Rac1 Rg8 21. Qf3 Qxf3 1/2-1/2

[Event "Maastricht Limburg op-B 6th"]
[White "Karstens, Lex"]
[Black "Modder, Frank"]
[Site "Maastricht"]
[Round "2"]
[Result "0-1"]
[Date "2012.05.26"]
[ECO "D00"]
[WhiteElo "1854"]
[BlackElo "1896"]
[PlyCount "88"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 h6 3. Bh4 c6 4. Nf3 Qb6 5. Qc1 Bf5 6. c4 e6 7. Nc3 Nd7 8. e3 Ngf6 9. c5 Qd8 10. Be2 Be7 11. 0-0 0-0 12. Bg3 Ne4 13. Nxe4 Bxe4 14. b4 Bf6 15. a4 Qe7 16. Bd6 Qd8 17. Bxf8 Qxf8 18. Nd2 Bh7 19. Nb3 e5 20. Bg4 Qe7 21. Bxd7 Qxd7 22. dxe5 Bxe5 23. Nd4 Qg4 24. Qd1 Qe4 25. Ra3 a6 26. f4 Bf6 27. Qf3 Qe7 28. f5 a5 29. Rb3 axb4 30. Rxb4 Qxc5 31. Rfb1 Re8 32. Rxb7 Bxd4 33. exd4 Qxd4+ 34. Qf2 Qe5 35. Qa7 Bxf5 36. Rd1 Bg6 37. Qd4 Qe2 38. Qd2 Qg4 39. h3 Qxa4 40. Rb4 Qa3 41. Re1 Be4 42. Re3 Qa7 43. Kh1 Bxg2+ 44. Qxg2 Qxe3 0-1

[Event "Geraardsbergen op 27th"]
[White "Karstens, Lex"]
[Black "Bellens, Steven"]
[Site "Geraardsbergen"]
[Round "9"]
[Result "0-1"]
[Date "2011.08.15"]
[ECO "A45"]
[WhiteElo "1839"]
[PlyCount "58"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. e3 g6 5. Bd3 Bg7 6. Bxe4 dxe4 7. c4 c5 8. Bxb8 Rxb8 9. Qa4+ Bd7 10. Qxa7 Qc7 11. Nc3 0-0 12. Nd5 Qd6 13. Ne2 cxd4 14. Nxd4 e6 15. Qb6 Bc6 16. Nc3 Qe5 17. 0-0 Qh5 18. Rab1 Be5 19. g3 Rfc8 20. Rfd1 Bc7 21. Qb3 Qh3 22. Qc2 h5 23. Nxc6 bxc6 24. Qxe4 g5 25. Qg2 Qg4 26. Rd4 Qf5 27. Rbd1 Rxb2 28. Qe4 Qxf2+ 29. Kh1 Qxh2# 0-1

[Event "Geraardsbergen op 27th"]
[White "Gabriels, Antoon"]
[Black "Karstens, Lex"]
[Site "Geraardsbergen"]
[Round "8"]
[Result "1-0"]
[Date "2011.08.14"]
[ECO "B13"]
[BlackElo "1839"]
[PlyCount "63"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 Be6 7. a3 Qd7 8. Bxf6 gxf6 9. b4 0-0-0 10. c5 Bf5 11. Nf3 e5 12. Be2 Rg8 13. g3 Be4 14. b5 Nxd4 15. Nxd4 exd4 16. Qxd4 Qe7 17. Nxe4 dxe4 18. Qe3 Qe5 19. Rc1 Rd5 20. 0-0 Rxc5 21. Qb3 Qc7 22. Rcd1 Rc3 23. Qd5 Bc5 24. Kh1 Qe7 25. Qf5+ Kb8 26. Qxh7 Qe8 27. Bh5 Rh8 28. Qxf7 Qe5 29. Rd7 Qxh5 30. Rd8+ Rxd8 31. Qxh5 Rxa3 32. Qxc5 1-0

[Event "Geraardsbergen op 27th"]
[White "Roofthoofd, Marcel"]
[Black "Karstens, Lex"]
[Site "Geraardsbergen"]
[Round "6"]
[Result "1-0"]
[Date "2011.08.13"]
[ECO "B13"]
[WhiteElo "2186"]
[BlackElo "1839"]
[PlyCount "49"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Be6 7. c5 g6 8. Bf4 Bg7 9. h3 0-0 10. Bb5 Ne4 11. 0-0 Nxc3 12. bxc3 Bd7 13. Bd3 Na5 14. Re1 e6 15. Bd6 Re8 16. Ne5 Bxe5 17. Bxe5 Nc6 18. Bd6 Ne7 19. Qf3 Bc6 20. Be5 Nf5 21. g4 Nh4 22. Qg3 g5 23. f4 h6 24. fxg5 hxg5 25. Rf1 1-0

[Event "Geraardsbergen op 27th"]
[White "Karstens, Lex"]
[Black "Apemiye, Austin"]
[Site "Geraardsbergen"]
[Round "3"]
[Result "1/2-1/2"]
[Date "2011.08.12"]
[ECO "D10"]
[WhiteElo "1839"]
[PlyCount "47"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Nd7 3. c4 Ngf6 4. Nc3 c6 5. cxd5 Nxd5 6. Nxd5 Qa5+ 7. Nc3 Qxg5 8. Nf3 Qa5 9. e3 g6 10. Bd3 Bg7 11. 0-0 0-0 12. Nd2 e5 13. Nb3 Qd8 14. d5 cxd5 15. Nxd5 e4 16. Bxe4 Bxb2 17. Rb1 Bg7 18. Qc2 Ne5 19. Rfd1 Qh4 20. g3 Qg4 21. Ne7+ Kh8 22. Nd4 Rb8 23. Nec6 Nxc6 24. Nxc6 1/2-1/2

[Event "Geraardsbergen op 27th"]
[White "Schalkx, Johnny"]
[Black "Karstens, Lex"]
[Site "Geraardsbergen"]
[Round "4"]
[Result "1-0"]
[Date "2011.08.12"]
[ECO "B16"]
[WhiteElo "2189"]
[BlackElo "1839"]
[PlyCount "57"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Ne2 h5 7. Qd3 Na6 8. c3 h4 9. Nf4 Bh6 10. Ng6 Rg8 11. Nxh4 Bxc1 12. Rxc1 Qd5 13. Qh7 Rg5 14. Nf3 Bf5 15. Qh8+ Kd7 16. Qxa8 Qe6+ 17. Kd2 Nc5 18. dxc5 Qd5+ 19. Nd4 Kc7 20. Ba6 Bc8 21. Qxa7 e5 22. Qb6+ Kb8 23. Bc4 Qd7 24. Kc2 exd4 25. Kb3 Rxg2 26. Rhd1 Qf5 27. Rxd4 Qxf2 28. Ka3 Qe3 29. Rcd1 1-0

[Event "Geraardsbergen op 27th"]
[White "Karstens, Lex"]
[Black "Herremerre, Pierre"]
[Site "Geraardsbergen"]
[Round "1"]
[Result "1-0"]
[Date "2011.08.11"]
[ECO "A80"]
[WhiteElo "1839"]
[PlyCount "85"]
[EventDate "2011.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 d5 3. Bf4 c6 4. e3 Nf6 5. Bd3 e6 6. h3 Nbd7 7. g4 Ne4 8. Bxe4 dxe4 9. Nge2 Nf6 10. gxf5 exf5 11. Qd2 Be6 12. 0-0-0 Qa5 13. Nxe4 Qxd2+ 14. Nxd2 Bxa2 15. Nc3 Bf7 16. Rhg1 0-0-0 17. Bg5 Be7 18. Rde1 h6 19. Bf4 g5 20. Be5 Rhg8 21. e4 fxe4 22. Ncxe4 Nd5 23. Nc4 Bg6 24. Ncd6+ Bxd6 25. Nxd6+ Rxd6 26. Bxd6 Kd7 27. Ba3 b5 28. Bc5 a5 29. Re5 Rg7 30. Rge1 a4 31. Re6 h5 32. Rd6+ Kc7 33. Ree6 Ne7 34. Rxe7+ Rxe7 35. Rxg6 Rf7 36. Rxg5 Rxf2 37. Rxh5 Rf1+ 38. Kd2 Rf7 39. Re5 Kd7 40. h4 Rh7 41. h5 Rh6 42. Ke3 Kc7 43. Bf8 1-0

[Event "Maastricht Limburg op-B 5th"]
[White "Bergmans, Dirk"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "7"]
[Result "1-0"]
[Date "2011.06.13"]
[ECO "A10"]
[WhiteElo "1871"]
[BlackElo "1861"]
[PlyCount "81"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 g5 2. Nc3 Bg7 3. g3 c5 4. Bg2 d6 5. d3 h6 6. h4 Bxc3+ 7. bxc3 g4 8. Rb1 Nc6 9. e3 Qc7 10. Ne2 h5 11. Nf4 e6 12. 0-0 Nge7 13. Qe2 b6 14. e4 Ba6 15. Re1 e5 16. Nd5 Nxd5 17. exd5 Na5 18. Bg5 Kd7 19. f4 Rae8 20. Qe4 Kc8 21. Bf6 Rh6 22. Qf5+ Qd7 23. Be4 Nb7 24. Qxd7+ Kxd7 25. Bf5+ Kc7 26. fxe5 dxe5 27. Bxe5+ Kd8 28. Bc7+ Kxc7 29. Rxe8 Nd6 30. Re7+ Kd8 31. Rd7+ Ke8 32. Re1+ Kf8 33. Be4 Rf6 34. Rxa7 Bb7 35. Rf1 Rh6 36. Ra3 Ke7 37. Rb3 Nxe4 38. dxe4 Ba6 39. Ra3 Bxc4 40. Ra7+ Ke8 41. Rfxf7 1-0

[Event "Maastricht Limburg op-B 5th"]
[White "Karstens, Lex"]
[Black "Keetman, Maaike"]
[Site "Maastricht"]
[Round "6"]
[Result "0-1"]
[Date "2011.06.13"]
[ECO "D00"]
[WhiteElo "1861"]
[BlackElo "1657"]
[PlyCount "132"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 c6 2. Nf3 d5 3. Bg5 Bg4 4. Nbd2 Nd7 5. e3 Ngf6 6. Bd3 e6 7. c3 Be7 8. Qc2 h6 9. Bh4 Qb6 10. h3 Bxf3 11. Nxf3 0-0-0 12. Bg3 Rdg8 13. b4 Kd8 14. a4 Ke8 15. Nd2 g5 16. Be2 h5 17. a5 Qd8 18. b5 Qc8 19. bxc6 Qxc6 20. Rb1 Kf8 21. Bb5 Qc8 22. Qa4 Kg7 23. Ke2 Rd8 24. Rhc1 Nf8 25. c4 a6 26. Bxa6 bxa6 27. cxd5 Qd7 28. Qc6 Qxd5 29. Qxa6 Ra8 30. Qb7 Ng6 31. a6 Rhd8 32. Rb5 Qa2 33. Rc6 Ba3 34. Ra5 Ne4 35. Rxa3 Nxg3+ 36. fxg3 Qxa3 37. Rxe6 Rdb8 38. Qc7 Rxa6 39. Rxg6+ Rxg6 40. Qxb8 Re6 41. Qb3 Qa6+ 42. Qd3 Qd6 43. e4 f5 44. e5 Qd5 45. Qxf5 Qxg2+ 46. Kd3 Qxg3+ 47. Nf3 Ra6 48. Qxg5+ Qxg5 49. Nxg5 Kg6 50. Ne4 Ra3+ 51. Nc3 Kf5 52. Kc4 Ke6 53. Ne4 Kf5 54. Nd6+ Ke6 55. Ne4 Kf5 56. Kd5 Rxh3 57. Nd6+ Kg6 58. e6 Re3 59. Nc4 Re1 60. Ne5+ Kf6 61. Kd6 Re4 62. Nd7+ Kg7 63. d5 h4 64. Nc5 Re3 65. e7 Kf7 66. Ne6 Rxe6+ 0-1

[Event "Maastricht Limburg op-B 5th"]
[White "Heijenrath, Jan"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "5"]
[Result "0-1"]
[Date "2011.06.12"]
[ECO "A52"]
[WhiteElo "1782"]
[BlackElo "1861"]
[PlyCount "84"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Nc3 Ngxe5 7. Be2 0-0 8. 0-0 Nxf3+ 9. Bxf3 Ne5 10. b3 Re8 11. Bb2 a5 12. Nb5 c6 13. Bxe5 Rxe5 14. Nd6 Qe7 15. Nxc8 Rxc8 16. Qd3 d6 17. Rfd1 Re8 18. a3 f5 19. Re1 f4 20. e4 d5 21. cxd5 cxd5 22. Red1 dxe4 23. Qc4+ Kh8 24. Bg4 e3 25. fxe3 fxe3 26. Be2 Bxa3 27. Rf1 Bb4 28. Rf7 Qc5 29. Qg4 Rg5 30. Qd7 Qc6 31. Bf3 Qxd7 32. Rxd7 Rge5 33. Be2 R5e7 34. Rxe7 Rxe7 35. Rc1 g6 36. Kf1 b6 37. h3 Bc5 38. Rd1 Re4 39. Bf3 Rb4 40. Bd5 a4 41. bxa4 Rb2 42. Bf3 Rf2+ 0-1

[Event "Maastricht Limburg op-B 5th"]
[White "Karstens, Lex"]
[Black "Tsiros, Fragkiskos Vlasios"]
[Site "Maastricht"]
[Round "4"]
[Result "1-0"]
[Date "2011.06.12"]
[ECO "D00"]
[WhiteElo "1861"]
[BlackElo "1708"]
[PlyCount "25"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 4. c4 dxc4 5. e3 Rg8 6. Qh5 Rg5 7. Qxh7 Bf5 8. Qh4 Qd6 9. Nc3 Qb4 10. 0-0-0 Bd3 11. Bxd3 cxd3 12. Nf3 Rxg2 13. Qh3 1-0

[Event "Maastricht Limburg op-B 5th"]
[White "Karstens, Lex"]
[Black "De Bruin, Joost"]
[Site "Maastricht"]
[Round "2"]
[Result "1/2-1/2"]
[Date "2011.06.11"]
[ECO "D00"]
[WhiteElo "1861"]
[BlackElo "1778"]
[PlyCount "73"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Bd6 5. c4 c6 6. Nc3 dxc4 7. Bxc4 0-0 8. Qc2 Nd7 9. Bd3 g6 10. h4 Nb6 11. h5 f5 12. g4 Qf6 13. gxf5 Bxf5 14. Bxf5 Qxf5 15. Qxf5 gxf5 16. Nf3 Kg7 17. 0-0-0 Kf6 18. Rhg1 Rg8 19. Kc2 h6 20. e4 fxe4 21. Nxe4+ Ke6 22. Rge1 Nd5 23. Nc5+ Kf6 24. Nxb7 Bb4 25. Rg1 Rxg1 26. Rxg1 Rb8 27. Nc5 Bxc5 28. dxc5 Rb5 29. Nd4 Rxc5+ 30. Kb3 Ne7 31. Rh1 a5 32. Rh3 Ke5 33. Rh4 Nf5 34. Nf3+ Kd5 35. Rf4 Ke6 36. Re4+ Kd6 37. Rf4 1/2-1/2

[Event "Maastricht Limburg op-B 5th"]
[White "Peter, Laurenz"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "3"]
[Result "1-0"]
[Date "2011.06.11"]
[ECO "A52"]
[WhiteElo "1844"]
[BlackElo "1861"]
[PlyCount "63"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. a3 a5 7. Qd5 Qe7 8. b3 Ngxe5 9. Bb2 d6 10. Nc3 Be6 11. Qe4 f5 12. Qc2 Nxf3+ 13. gxf3 f4 14. Qe4 fxe3 15. fxe3 Kd7 16. 0-0-0 Qg5 17. f4 Qf5 18. Rd3 Qf7 19. Rd1 Rae8 20. Na4 b6 21. Bg2 Nd8 22. Nxc5+ bxc5 23. Qa8 Bg4 24. Rde1 Bf5 25. Rhg1 Rhg8 26. Bc3 Ke7 27. Qxa5 Ne6 28. Bb2 Kf8 29. Bc6 Nd8 30. Bxe8 Qxe8 31. Qxc7 Qe4 32. Qxd6+ 1-0

[Event "Maastricht Limburg op-B 5th"]
[White "Cornelius, Jorg"]
[Black "Karstens, Lex"]
[Site "Maastricht"]
[Round "1"]
[Result "1/2-1/2"]
[Date "2011.06.10"]
[ECO "B13"]
[WhiteElo "2031"]
[BlackElo "1861"]
[PlyCount "144"]
[EventDate "2011.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. 0-0 e6 8. f3 Bh5 9. Bf4 Bd6 10. Qd2 Nge7 11. Na3 a6 12. Nc2 Bg6 13. Bxd6 Qxd6 14. Ne3 Bxd3 15. Qxd3 0-0 16. Rae1 Rac8 17. f4 Na5 18. Ng3 f5 19. Qe2 g6 20. Nd1 Rf6 21. Nf2 b5 22. Nd3 Nb7 23. Rf3 Nc6 24. Re3 Ncd8 25. Nf1 Rf7 26. Nd2 a5 27. Ne5 Rg7 28. Qxb5 Re7 29. Ndf3 Nc6 30. Ng5 Nbd8 31. Nd3 h6 32. Nf3 Rb8 33. Qa4 Rbb7 34. Qc2 Qb8 35. Nfe5 Nxe5 36. Rxe5 Kf7 37. Qe2 a4 38. Nb4 Qd6 39. Nd3 Nc6 40. Re3 Kf6 41. Nc5 Nd8 42. Nxb7 Rxb7 43. Rf3 Qb6 44. Qe5+ Kf7 45. Rf2 Kg8 46. Qf6 Kh7 47. Rfe2 Rf7 48. Qe5 h5 49. Qe3 Re7 50. Qd2 Nb7 51. Re5 Qd6 52. Qe2 Nd8 53. g3 Kg7 54. Qc2 Qc6 55. Qg2 Kf7 56. Qf3 Qb5 57. Qe2 Qd7 58. b3 axb3 59. axb3 Nc6 60. Re3 Na5 61. Qa2 Qb5 62. b4 Nc4 63. R3e2 Nd6 64. Qa8 Ne4 65. Re3 Re8 66. Qa3 Re7 67. Ra1 Qc4 68. Qa6 Qb3 69. Qa2 Qxa2 70. Rxa2 Rc7 71. Ra3 Nd6 72. Ra5 Nc4 1/2-1/2

[Event "NBSB-chB"]
[White "Karstens, Lex"]
[Black "Van de Braak, Joey"]
[Site "Roosendaal"]
[Round "6"]
[Result "1-0"]
[Date "2009.08.30"]
[ECO "A80"]
[WhiteElo "1859"]
[BlackElo "1744"]
[PlyCount "101"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 b6 3. Bf4 Bb7 4. e3 f5 5. Nbd2 Nf6 6. h3 Be7 7. Be2 0-0 8. 0-0 Ne4 9. Nxe4 Bxe4 10. Nd2 Bb7 11. Bf3 d5 12. c3 Nd7 13. Re1 g5 14. Bh2 Nf6 15. Rc1 Rc8 16. Be2 c5 17. Nf3 Ne4 18. Ne5 c4 19. Bf3 Nd6 20. Kh1 Rc7 21. Qe2 Bf6 22. Rg1 Rg7 23. Rce1 Be7 24. Qc2 b5 25. a4 Bf6 26. axb5 Nxb5 27. g4 Nd6 28. Ra1 Qb6 29. Ra4 Ne4 30. Bxe4 fxe4 31. Rga1 a6 32. Rb4 Qa7 33. Kg2 Ra8 34. Rba4 a5 35. b4 cxb3 36. Qxb3 Bd8 37. Qb5 Bc7 38. Rb1 Rb8 39. Nc6 Bxc6 40. Qxc6 Re7 41. Rxb8+ Qxb8 42. Bxc7 Qxc7 43. Qa8+ Kg7 44. Qxa5 Qxa5 45. Rxa5 Rc7 46. Ra3 Rc4 47. Kf1 Rc6 48. Kg2 Kf6 49. f3 exf3+ 50. Kxf3 e5 51. Ra5 1-0

[Event "NBSB-chB"]
[White "Zwaan, Peter"]
[Black "Karstens, Lex"]
[Site "Roosendaal"]
[Round "5"]
[Result "1/2-1/2"]
[Date "2009.08.30"]
[ECO "A25"]
[WhiteElo "1791"]
[BlackElo "1859"]
[PlyCount "40"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 Bc5 5. a3 a5 6. e3 d6 7. d3 Be6 8. b3 0-0 9. Nge2 d5 10. cxd5 Nxd5 11. Qc2 Ba7 12. 0-0 Qd7 13. Rd1 f5 14. Nxd5 Bxd5 15. Bxd5+ Qxd5 16. Qc4 Rad8 17. Bb2 Qxc4 18. dxc4 Bc5 19. Rd5 Rxd5 20. cxd5 Ne7 1/2-1/2

[Event "NBSB-chB"]
[White "Broekmeulen, Joris"]
[Black "Karstens, Lex"]
[Site "Roosendaal"]
[Round "2"]
[Result "1-0"]
[Date "2009.08.29"]
[ECO "B10"]
[WhiteElo "1939"]
[BlackElo "1859"]
[PlyCount "119"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Ne5 Nc6 5. Bb5 Bd7 6. Nxd7 Qxd7 7. d4 e6 8. c3 Bd6 9. 0-0 Nge7 10. Nd2 0-0 11. Nf3 Qc7 12. h3 Bf4 13. Bd3 Ng6 14. Ng5 Bxc1 15. Rxc1 Nce7 16. Qh5 h6 17. Nxe6 fxe6 18. Bxg6 Rf6 19. Bd3 Nc6 20. Rce1 Raf8 21. Re3 Qf7 22. Qe2 Re8 23. Bb5 Rc8 24. Bxc6 Rxc6 25. Re1 a6 26. f3 Qc7 27. Re5 b5 28. a3 Qf7 29. Qd3 Qc7 30. f4 Qf7 31. g3 h5 32. h4 g6 33. Rg5 Rf5 34. Re5 Kh7 35. Qe2 Kh6 36. Kf2 Qf6 37. Ke1 Qf7 38. Kd1 Rb6 39. Kc1 a5 40. Kb1 Rf6 41. Re3 Rf5 42. Ka2 b4 43. Rxf5 gxf5 44. cxb4 axb4 45. Rb3 Qa7 46. Qe5 bxa3 47. Qh8+ Kg6 48. Qg8+ Kh6 49. Qg5+ Kh7 50. Qxh5+ Kg7 51. Rxa3 Qb7 52. Qe2 Rb4 53. Rc3 Qa7+ 54. Kb1 Kf7 55. Qe5 Rb7 56. h5 Qa5 57. Rc5 Qb6 58. Rc2 Qa5 59. h6 Ra7 60. Qg7+ 1-0

[Event "NBSB-chB"]
[White "Karstens, Lex"]
[Black "Mollema, Thomas"]
[Site "Roosendaal"]
[Round "3"]
[Result "1-0"]
[Date "2009.08.29"]
[ECO "D00"]
[WhiteElo "1859"]
[BlackElo "1653"]
[PlyCount "55"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Nf6 3. Bxf6 exf6 4. e3 c6 5. Bd3 Bd6 6. Nd2 Nd7 7. Qf3 0-0 8. Ne2 Re8 9. g4 g6 10. h4 Kg7 11. 0-0-0 b5 12. Rdg1 Nb6 13. Ng3 Bc7 14. h5 Bxg3 15. hxg6 hxg6 16. Rxg3 Rh8 17. Rxh8 Qxh8 18. Rh3 Qg8 19. Qf4 g5 20. Qh2 f5 21. Qe5+ f6 22. Qe7+ Kg6 23. gxf5+ Bxf5 24. Bxf5+ Kxf5 25. Rf3+ Kg4 26. Qxf6 Qh7 27. Rg3+ Kh5 28. Qxg5# 1-0

[Event "NBSB-chB"]
[White "Karstens, Lex"]
[Black "De Wijs, Robbert"]
[Site "Roosendaal"]
[Round "1"]
[Result "1-0"]
[Date "2009.08.28"]
[ECO "D00"]
[WhiteElo "1859"]
[BlackElo "1602"]
[PlyCount "120"]
[EventDate "2009.08.28"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Nc6 5. c4 Be6 6. c5 Ne7 7. Bd3 g6 8. Nc3 c6 9. Nge2 Bg7 10. 0-0 0-0 11. b4 a6 12. Qc2 Qd7 13. Na4 Rab8 14. Nb6 Qc7 15. Nc3 f5 16. f4 Kh8 17. a4 Nc8 18. Nxc8 Bxc8 19. b5 a5 20. Rab1 Bd7 21. bxc6 bxc6 22. Rxb8 Rxb8 23. Rb1 Bf6 24. Rb2 Bd8 25. Qb1 Rxb2 26. Qxb2 Kg7 27. Be2 Bc8 28. Na2 Qb7 29. Qc2 Qe7 30. Qd2 Qb7 31. Nc1 Qc7 32. Kf2 h5 33. g3 Kh7 34. Nd3 f6 35. Ne1 Qf7 36. Nf3 Qg7 37. Bd3 Qf7 38. Qe2 Kg7 39. Ba6 Qc7 40. Qd3 Bxa6 41. Qxa6 Kf7 42. Nh4 Kg7 43. h3 Qd7 44. Qd3 Qf7 45. Kf3 Qe8 46. Ke2 Qe4 47. Qxe4 dxe4 48. Kd2 Kf7 49. Kc3 g5 50. Nxf5 gxf4 51. exf4 Kg6 52. Ne3 f5 53. h4 Kf6 54. Kc4 Ke6 55. d5+ cxd5+ 56. Nxd5 Kd7 57. Ne3 Ke6 58. Kb5 Bc7 59. Kc6 Bd8 60. Kb7 Kf7 1-0

[Event "Utrecht OKU op"]
[White "Karstens, Lex"]
[Black "Teuben, Jan"]
[Site "Utrecht"]
[Round "6"]
[Result "1-0"]
[Date "2009.06.07"]
[ECO "D00"]
[PlyCount "75"]
[EventDate "2009.06.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Bd6 5. Bd3 Nc6 6. a3 Ne7 7. Nd2 c6 8. c4 Be6 9. Ne2 h5 10. cxd5 Nxd5 11. Ne4 Bc7 12. Nc5 Bc8 13. Qc2 h4 14. h3 Qe7 15. 0-0-0 0-0 16. Rhe1 b5 17. Kb1 a5 18. e4 Nf4 19. Nxf4 Bxf4 20. g3 hxg3 21. fxg3 Bxg3 22. Rg1 Bh4 23. Qg2 g5 24. Rdf1 Kg7 25. e5 fxe5 26. Qe4 Rh8 27. Qxc6 Bxh3 28. Rf3 Rac8 29. Qxb5 exd4 30. Ne4 Bd7 31. Qd5 Rh6 32. Qxd4+ f6 33. Nxg5 Bxg5 34. Rxg5+ Kf7 35. Bc4+ Be6 36. Bxe6+ Qxe6 37. Qa7+ Ke8 38. Rg8+ 1-0

[Event "Utrecht OKU op"]
[White "De Waard, Remco"]
[Black "Karstens, Lex"]
[Site "Utrecht"]
[Round "4"]
[Result "1-0"]
[Date "2009.06.06"]
[ECO "B12"]
[PlyCount "49"]
[EventDate "2009.06.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. 0-0 Bg6 7. c3 Nh6 8. Bxh6 gxh6 9. Qd2 Rg8 10. Qe3 Qe7 11. Nbd2 f6 12. exf6 Nxf6 13. Ne5 Bf5 14. Rfe1 Qg7 15. g3 0-0-0 16. b4 h5 17. a4 Qh6 18. Qxh6 Bxh6 19. Ndf3 Rg7 20. b5 cxb5 21. axb5 Rc7 22. Rxa7 Nd7 23. Nf7 Bg7 24. Ra8+ Nb8 25. Nxd8 1-0

[Event "Utrecht OKU op"]
[White "Karstens, Lex"]
[Black "Sprangers, Remco"]
[Site "Utrecht"]
[Round "1"]
[Result "0-1"]
[Date "2009.06.05"]
[ECO "D00"]
[BlackElo "2231"]
[PlyCount "74"]
[EventDate "2009.06.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 f6 3. Bf4 e5 4. dxe5 Nc6 5. Nf3 fxe5 6. Bg3 Bd6 7. e3 Nf6 8. Bb5 Bg4 9. Qd2 Ne4 10. Qa5 0-0 11. Bxc6 bxc6 12. Nbd2 Nxg3 13. hxg3 e4 14. Nd4 Qf6 15. Rf1 Qh6 16. Nxc6 Rf5 17. Nd4 Rh5 18. Qa6 Rf8 19. Ne2 Qf6 20. 0-0-0 Rb8 21. Nc3 Bxd1 22. Nxd1 Qd8 23. Nb3 c5 24. Nc3 c4 25. Nd4 Qb6 26. Qxb6 Rxb6 27. a3 Bc5 28. Nde2 Rf5 29. Nf4 d4 30. Nxe4 dxe3 31. Nxc5 Rxc5 32. fxe3 Rcb5 33. Ne2 Rh5 34. Nc3 Rh2 35. Nd5 Re6 36. Rf2 Re5 37. Rd2 Rh1+ 0-1

[Event "Haarlem op"]
[White "De Bruijn, Aad"]
[Black "Karstens, Lex"]
[Site "Haarlem"]
[Round "6"]
[Result "1-0"]
[Date "2007.07.01"]
[ECO "B11"]
[WhiteElo "2062"]
[PlyCount "70"]
[EventDate "2007.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 5. exd5 cxd5 6. g4 Bg6 7. Bb5+ Nc6 8. Ne5 Rc8 9. h4 Qd6 10. d4 h5 11. g5 a6 12. Bxc6+ bxc6 13. Bf4 Qe6 14. Qe2 Ra8 15. 0-0-0 Bf5 16. Rhe1 Qc8 17. Na4 Ra7 18. Nc5 e6 19. g6 fxg6 20. Rg1 Bxc5 21. dxc5 Ne7 22. Bg5 0-0 23. Bxe7 Rxe7 24. Nxg6 Bxg6 25. Rxg6 Rf5 26. Rdg1 e5 27. R6g5 Qf8 28. Qxa6 Rxf2 29. b3 Qf4+ 30. Kb1 Qxh4 31. Qxc6 Rd2 32. Qc8+ Kh7 33. Qf5+ Kg8 34. Rxh5 Qd4 35. Qc8+ Kf7 1-0

[Event "Haarlem op"]
[White "De Roode, Peter"]
[Black "Karstens, Lex"]
[Site "Haarlem"]
[Round "1"]
[Result "1-0"]
[Date "2007.06.29"]
[ECO "A59"]
[WhiteElo "2270"]
[PlyCount "59"]
[EventDate "2007.06.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 d6 9. Nf3 Nbd7 10. g3 Bg7 11. Kg2 0-0 12. Re1 Qa5 13. h3 Ne8 14. Bg5 Bxc3 15. bxc3 f6 16. Bh6 Ng7 17. Qc2 Rfb8 18. a4 Rb7 19. Ra2 Rab8 20. c4 g5 21. Rc1 Ne5 22. Nxe5 dxe5 23. h4 gxh4 24. Qe2 Kh8 25. Rh1 Qc3 26. Bxg7+ Kxg7 27. Qg4+ Kf8 28. Rxh4 e6 29. Qxe6 Rf7 30. Qd6+ 1-0

