[Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.07"] [Round "1"] [White "Tresling, Joan Diderik"] [Black "Van Foreest, Arnold E"] [Result "1/2-1/2"] [ECO "C49"] [PlyCount "61"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Bxc6 bxc6 10. Re1 h6 11. Bxf6 Qxf6 12. d4 Bg4 13. Re3 Qe6 14. Qd3 Bxf3 15. gxf3 f5 16. Qe2 f4 17. Rd3 Kh7 18. Kh1 Rf6 19. d5 cxd5 20. exd5 Qd7 21. c4 c6 22. Qe4+ Qf5 23. Qxf5+ Rxf5 24. dxc6 Rc8 25. Rxd6 Rf6 26. Rxf6 gxf6 27. Rd1 Rxc6 28. Rd7+ Kg6 29. Rxa7 Rxc4 30. a4 Rxc2 31. Kg1 1/2-1/2 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.07"] [Round "2"] [White "Van Foreest, Arnold E"] [Black "Atkins, Henry Ernest"] [Result "0-1"] [ECO "C50"] [PlyCount "85"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Be3 Bb6 6. Nc3 d6 7. Qe2 h6 8. O-O-O Qe7 9. h3 Na5 10. g4 c6 11. d4 Nxc4 12. Qxc4 Be6 13. Qd3 Bc7 14. g5 hxg5 15. Nxg5 exd4 16. Bxd4 Nd7 17. f4 f6 18. Nxe6 Qxe6 19. Rdg1 Qf7 20. Rg4 Rg8 21. Rhg1 a6 22. Qg3 Kf8 23. Qg2 Re8 24. h4 Re7 25. Rg6 b5 26. a3 a5 27. b4 axb4 28. axb4 Qc4 29. Ne2 c5 30. bxc5 dxc5 31. Bb2 b4 32. e5 b3 33. Nc3 Qxf4+ 34. Kb1 Rxe5 35. Qa8+ Re8 36. Qd5 bxc2+ 37. Kxc2 Qd6 38. h5 Re2+ 39. Kd1 Rxb2 40. Qxd6+ Bxd6 41. h6 Rh2 42. hxg7+ Kf7 43. Ne4 0-1 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.08"] [Round "3"] [White "Heemskerk, Jan Frederik"] [Black "Van Foreest, Arnold E"] [Result "0-1"] [ECO "C62"] [PlyCount "104"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Be7 5. Nc3 Nc6 6. Bb5 Bd7 7. Nd5 Nxd4 8. Bxd7+ Qxd7 9. Qxd4 f6 10. O-O c6 11. Nxe7 Nxe7 12. Bf4 d5 13. Rad1 O-O 14. c4 Rfd8 15. Rd3 Qg4 16. exd5 cxd5 17. Bg3 Qxd4 18. Rxd4 dxc4 19. Rxc4 Rac8 20. Rc7 Rxc7 21. Bxc7 Rd2 22. Rb1 Nc6 23. Bf4 Rc2 24. Kf1 Kf7 25. a3 Na5 26. Ke1 a6 27. Be3 Nc4 28. Bd4 Ke6 29. a4 g5 30. b3 Nd2 31. Kd1 Ra2 32. Rb2 Rxb2 33. Bxb2 Nxb3 34. Kc2 Nc5 35. a5 Nd7 36. Kd3 Kd5 37. g4 Ne5+ 38. Bxe5 Kxe5 39. Kc4 Kd6 40. Kd4 b5 41. axb6 Kc6 42. b7 Kxb7 43. Kd5 Kc7 44. Ke6 a5 45. Kxf6 a4 46. Kxg5 a3 47. Kh6 a2 48. Kxh7 a1=Q 49. g5 Qh1 50. g6 Qxh2+ 51. Kg8 Qxf2 52. g7 Kd6 0-1 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.08"] [Round "4"] [White "Van Foreest, Arnold E"] [Black "Partaj, Josef"] [Result "1-0"] [ECO "C01"] [PlyCount "35"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Bd3 Be6 6. Nf3 Bd6 7. O-O O-O 8. Re1 Re8 9. Bg5 Nbd7 10. Qd2 c6 11. Ne5 Qc7 12. f4 Nf8 13. f5 Bc8 14. Bxf6 gxf6 15. Ng4 Rxe1+ 16. Rxe1 Bf4 17. Nxf6+ Kh8 18. Qe2 1-0 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.09"] [Round "5"] [White "Mannheimer, Nathan"] [Black "Van Foreest, Arnold E"] [Result "1-0"] [ECO "D37"] [PlyCount "69"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 Be7 5. e3 O-O 6. Nf3 a6 7. c5 Bd7 8. b4 b5 9. Bd3 Ne8 10. Qc2 f5 11. Ne5 Nc6 12. Nxc6 Bxc6 13. g4 g6 14. gxf5 exf5 15. Kd2 Ng7 16. Rag1 Qd7 17. h4 Kf7 18. h5 Rh8 19. Rh2 Rag8 20. hxg6+ hxg6 21. Rhg2 Ne8 22. Ne2 Nf6 23. Be5 Rh6 24. Bxf6 Kxf6 25. Rg5 Rf8 26. Nf4 Kf7 27. Nxg6 Bxg5 28. Ne5+ Kf6 29. Nxd7+ Bxd7 30. c6 Be6 31. Qc5 Re8 32. Qa7 f4 33. Qxc7 fxe3+ 34. fxe3 Bf7 35. Rf1+ 1-0 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.10"] [Round "6"] [White "Van Foreest, Arnold E"] [Black "Olland, Adolf Georg"] [Result "0-1"] [ECO "C25"] [PlyCount "124"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Na4 Be7 5. Bg2 Nf6 6. Ne2 d5 7. exd5 Nxd5 8. O-O Bg4 9. Nac3 Nd4 10. f3 Be6 11. Nxd4 exd4 12. Nxd5 Bxd5 13. d3 Qd7 14. Bd2 h5 15. f4 Bxg2 16. Kxg2 h4 17. Qf3 hxg3 18. hxg3 Qh3+ 19. Kf2 O-O-O 20. Rh1 Qd7 21. a3 Kb8 22. Rae1 Bf6 23. Rxh8 Rxh8 24. Rh1 Rxh1 25. Qxh1 a6 26. Qe4 Qb5 27. Bc1 Qc5 28. Qe2 Qc6 29. Qd1 Ka7 30. Bd2 Qe6 31. g4 Bh4+ 32. Kg2 Qc6+ 33. Kh3 Bf2 34. Kh2 g5 35. Qe2 Qh6+ 36. Kg2 Bh4 37. Qe4 Qf6 38. c3 c5 39. cxd4 cxd4 40. Bb4 gxf4 41. Kf3 Kb6 42. Qd5 Qc6 43. Ba5+ Ka7 44. Qxc6 bxc6 45. Kxf4 Kb7 46. Ke5 Be7 47. Bd2 Kb6 48. b4 Kb5 49. Kxd4 Bf6+ 50. Ke4 Bb2 51. Kf5 Ka4 52. g5 Kxa3 53. Ke4 Kb3 54. Be1 Bg7 55. Bd2 Bf8 56. Kf5 Be7 57. Be1 Kc2 58. Bg3 Kxd3 59. Be5 Kc4 60. Bf6 Bxb4 61. Bd8 Bc3 62. Bf6 a5 0-1 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.10"] [Round "7"] [White "Schwan, Wilhelm"] [Black "Van Foreest, Arnold E"] [Result "0-1"] [ECO "A03"] [PlyCount "54"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. f4 d5 2. e3 e6 3. Nf3 Nf6 4. c3 c5 5. Bd3 Nc6 6. Bc2 Be7 7. d4 b6 8. O-O Ne4 9. Nbd2 f5 10. Ba4 Bd7 11. Nxe4 fxe4 12. Bxc6 exf3 13. Bxa8 fxg2 14. Rf2 Qxa8 15. Qh5+ g6 16. Qh3 cxd4 17. exd4 e5 18. Qxg2 exd4 19. cxd4 Bf5 20. Bd2 O-O 21. Rc1 Bf6 22. Bc3 Re8 23. Re2 Be4 24. Qh3 Qc6 25. Re3 Bxd4 26. Bd2 Bf5 27. Qg3 Rxe3 0-1 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.11"] [Round "8"] [White "Van Foreest, Arnold E"] [Black "Trimborn, Cornelius"] [Result "1-0"] [ECO "C56"] [PlyCount "79"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Bc5 6. c3 Nxe4 7. cxd4 d5 8. dxc5 dxc4 9. Qe2 Qd3 10. Re1 f5 11. Nc3 O-O 12. Nxe4 fxe4 13. Qxe4 Bf5 14. Qxd3 cxd3 15. Bd2 Rae8 16. Rxe8 Rxe8 17. Re1 Rxe1+ 18. Bxe1 Kf7 19. Bc3 a5 20. Kf1 Ke6 21. h3 h5 22. Bxg7 Kd5 23. Nd2 Kxc5 24. f3 Nd4 25. g4 hxg4 26. fxg4 Be6 27. a3 a4 28. Kf2 Nb3 29. Nxb3+ Bxb3 30. Ke3 Kc4 31. Bc3 Bd1 32. Kf4 c5 33. h4 b5 34. h5 b4 35. Bd2 Kb3 36. h6 c4 37. axb4 a3 38. bxa3 c3 39. Bxc3 Kxc3 40. h7 1-0 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.12"] [Round "9"] [White "Meiners, Willem Barend Hendr"] [Black "Van Foreest, Arnold E"] [Result "1-0"] [ECO "C66"] [PlyCount "101"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Re1 O-O 8. Bxc6 Bxc6 9. dxe5 dxe5 10. Qxd8 Raxd8 11. Nxe5 Bxe4 12. Nxe4 Nxe4 13. Nd3 f5 14. f3 Bc5+ 15. Nxc5 Nxc5 16. Bg5 Rd5 17. Be7 Kf7 18. Bxf8 Kxf8 19. Rad1 Rxd1 20. Rxd1 Ke7 21. Rd5 Na4 22. Rxf5 b6 23. b3 Nc3 24. a4 Ne2+ 25. Kf2 Nd4 26. Rf4 c5 27. b4 Kd6 28. c3 Nc6 29. b5 Ne5 30. Ke3 Kd5 31. Rf5 g6 32. Rxe5+ Kxe5 33. c4 h5 34. g4 hxg4 35. fxg4 g5 36. h3 Kf6 37. Kf3 Ke5 38. Kg3 Kd4 39. h4 gxh4+ 40. Kxh4 Kxc4 41. g5 Kb4 42. g6 Kxa4 43. g7 Kxb5 44. g8=Q Kb4 45. Qb8 c4 46. Qxa7 b5 47. Qd4 Kb3 48. Kg3 c3 49. Kf2 c2 50. Qa1 b4 51. Ke2 1-0 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.12"] [Round "10"] [White "Swiderski, Rudolf"] [Black "Van Foreest, Arnold E"] [Result "1/2-1/2"] [ECO "C66"] [PlyCount "60"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 5. d4 Bd7 6. Nc3 Be7 7. Be3 exd4 8. Nxd4 O-O 9. f3 Nxd4 10. Bxd4 Bxb5 11. Nxb5 Qd7 12. Nc3 h6 13. Qe2 Rfe8 14. Rad1 Nh7 15. Nd5 Bd8 16. Qd3 Re6 17. Nf4 Re8 18. Nd5 Re6 19. Nf4 Re8 20. Nh5 g6 21. Nf4 Bf6 22. Nd5 Bxd4+ 23. Qxd4 Qd8 24. f4 c6 25. Nc3 Nf6 26. Rfe1 d5 27. e5 Nh5 28. g4 Ng7 29. Qf2 Qb6 30. Qxb6 axb6 1/2-1/2 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.14"] [Round "11"] [White "Van Foreest, Arnold E"] [Black "Pelzer, Ferdinand Walter"] [Result "1/2-1/2"] [ECO "C50"] [PlyCount "57"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. Be3 Bb6 6. Nc3 Nf6 7. Qe2 Bg4 8. h3 Nd4 9. Bxd4 Bxf3 10. Qxf3 Bxd4 11. Rb1 c6 12. Ne2 Bb6 13. Bb3 Qe7 14. c3 Rd8 15. O-O O-O 16. Kh2 d5 17. Ng3 dxe4 18. dxe4 g6 19. Rbd1 Kg7 20. Qe2 Rxd1 21. Rxd1 Rd8 22. Rxd8 Qxd8 23. Nf1 Qe7 24. Nd2 Qc5 25. Kg1 Nh5 26. Nc4 Bc7 27. Qe3 Qxe3 28. Nxe3 Nf4 29. Bc4 1/2-1/2 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.14"] [Round "12"] [White "Moquette, Julien Jean Rudolph"] [Black "Van Foreest, Arnold E"] [Result "0-1"] [ECO "C42"] [PlyCount "74"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Be7 6. Bd3 f5 7. O-O O-O 8. Re1 d5 9. c4 Be6 10. Qb3 dxc4 11. Bxc4 Bxc4 12. Qxc4+ Kh8 13. Nc3 Nd6 14. Qe6 Bf6 15. Bf4 Nc6 16. Be5 Re8 17. Qb3 Na5 18. Qc2 Nc6 19. Rad1 Rf8 20. Nd5 Ne4 21. Nxf6 gxf6 22. Bf4 Qd5 23. Bxc7 Rac8 24. Bf4 Rg8 25. Qb3 Qd7 26. d5 Qg7 27. g3 Ne5 28. Qe3 Ng4 29. Qd4 Ngxf2 30. Rc1 Nh3+ 31. Kf1 Nxf4 32. Rxc8 Rxc8 33. gxf4 Qg4 34. Qe3 Qh3+ 35. Kg1 Rg8+ 36. Ng5 Qxe3+ 37. Rxe3 fxg5 0-1 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.15"] [Round "13"] [White "Van Foreest, Arnold E"] [Black "Te Kolste, Jan Willem"] [Result "1-0"] [ECO "C50"] [PlyCount "55"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Be3 Bb6 6. Nc3 d6 7. Qd2 Be6 8. Bb3 Qe7 9. Nd5 Bxd5 10. exd5 Nd4 11. Ba4+ Nd7 12. Bxd4 exd4+ 13. Kf1 O-O 14. Re1 Ne5 15. Qf4 Ng6 16. Qf5 Qd8 17. g3 Ba5 18. Re4 Ne7 19. Qg5 f6 20. Qh5 g6 21. Qh3 Bb6 22. Qe6+ Rf7 23. h4 Nf5 24. h5 Qf8 25. hxg6 hxg6 26. Rg4 Qg7 27. Be8 Kf8 28. Rh8+ 1-0 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.15"] [Round "14"] [White "Dimer, Julius"] [Black "Van Foreest, Arnold E"] [Result "0-1"] [ECO "C56"] [PlyCount "52"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. O-O Bc5 6. e5 d5 7. exf6 dxc4 8. Re1+ Be6 9. Ng5 g6 10. Qg4 Qd5 11. Nd2 Kd7 12. Nxe6 fxe6 13. Ne4 Bd6 14. Nxd6 cxd6 15. Bh6 Ne5 16. Qg5 Rhe8 17. Rxe5 Qxe5 18. f7 Rf8 19. Qxe5 dxe5 20. Bxf8 Rxf8 21. c3 Kd6 22. Rc1 Kd5 23. f4 Rxf7 24. fxe5 d3 25. b3 Rf5 26. Rb1 Rxe5 0-1 [Event "NED SB International-02 Hoofdklasse"] [Site "Amsterdam"] [Date "1899.08.16"] [Round "15"] [White "Van Foreest, Arnold E"] [Black "Bleijkmans, Dirk"] [Result "0-1"] [ECO "C01"] [PlyCount "124"] [EventDate "1899.08.07"] [EventType "tourn"] [EventRounds "15"] [EventCountry "NED"] [SourceTitle "EXT 2017"] [Source "ChessBase"] [SourceDate "2016.10.25"] [SourceVersion "1"] [SourceVersionDate "2016.10.25"] [SourceQuality "1"] 1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bd3 Be7 6. Nf3 b6 7. O-O O-O 8. Re1 Bb7 9. c3 Nbd7 10. Nbd2 c5 11. Qe2 cxd4 12. Nxd4 Nc5 13. Bc2 Qd5 14. f3 Bd6 15. Nf1 Qh5 16. Qf2 Ba6 17. Ng3 Qh4 18. Be3 Nh5 19. Nf1 Qd8 20. Rad1 Bxf1 21. Rxf1 Qe7 22. Rfe1 g6 23. b4 Nb7 24. Be4 Bf4 25. Bxf4 Nxf4 26. Qe3 Nh5 27. g4 Ng7 28. Kg2 Rae8 29. Nb5 Ra8 30. Rd2 a6 31. Qxb6 axb5 32. Qxb7 Qg5 33. Red1 f5 34. Qxb5 Rab8 35. Qe5 h5 36. Rd7 Qh6 37. Bc2 hxg4 38. fxg4 fxg4 39. Bb3 Rbe8 40. Re1 g5 41. Re3 Rf6 42. Rd6 Nf5 43. Re1 Nxd6 44. Qxd6 Qh3+ 45. Kg1 Qxc3 46. Qe5 Qxe5 47. Rxe5 Rg6 48. Kg2 Kf7 49. Kg3 Kf6 50. Re2 Rh6 51. Rf2+ Ke5 52. Kxg4 Rh4+ 53. Kxg5 Rxb4 54. Re2+ Kd6 55. h4 Rg8+ 56. Kh5 Rh8+ 57. Kg6 Rg4+ 58. Kf7 e5 59. Rd2+ Rd4 60. Rxd4+ exd4 61. Kf6 Rxh4 62. Kf5 d3 0-1