[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2016.??.??"]
[Round "2"]
[White "Hvidberg, Rasmus"]
[Black "O'Hayv, Nikolaj Benjamin"]
[Result "1/2-1/2"]
[ECO "C97"]
[WhiteElo "1551"]
[BlackElo "1899"]
[PlyCount "57"]
[EventDate "2016.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. h3 0-0 9. c3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Nc4 13. b3 Nb6 14. Bg5 h6 15. Bxf6 Bxf6 16. Nbd2 g6 17. Nf1 Bg7 18. Ng3 f6 19. Nh4 Qf7 20. Qe2 Bd7 21. Rad1 Nc8 22. c4 Ne7 23. Qd2 b4 24. f4 exf4 25. Qxf4 g5 26. Qxd6 gxh4 27. Nf5 Ng6 28. Qxc5 a5 29. Qf2 1/2-1/2

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2016.??.??"]
[Round "6"]
[White "Liu, Casper Yukun"]
[Black "O'Hayv, Nikolaj Benjamin"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1519"]
[BlackElo "1899"]
[PlyCount "64"]
[EventDate "2016.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. h3 Nf6 6. d3 Na5 7. Bb3 Nxb3 8. axb3 0-0 9. Bg5 h6 10. Bh4 g5 11. Bg3 Nh5 12. Bh2 Ng7 13. Nc3 a6 14. d4 exd4 15. Nxd4 f5 16. exf5 Qf6 17. Nf3 Qxf5 18. Qd5+ Rf7 19. Qxf5 Bxf5 20. Rfc1 Bxh3 21. Ne4 Bg4 22. Nxc5 Bxf3 23. Nd3 Be4 24. Nb4 Raf8 25. f3 Bg6 26. c3 Nh5 27. Nd5 Nf6 28. Ne3 Re7 29. Kf2 g4 30. Re1 Ne4+ 31. Kg1 gxf3 32. gxf3 Nd2 0-1

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2016.??.??"]
[Round "4"]
[White "Nielsen, Thomas Bach"]
[Black "O'Hayv, Nikolaj Benjamin"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2134"]
[BlackElo "1899"]
[PlyCount "68"]
[EventDate "2016.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 Ne4 9. Bxe7 Qxe7 10. Bxe4 dxe4 11. Nge2 0-0 12. 0-0 Bg4 13. h3 Bxe2 14. Qxe2 Nd7 15. a3 Nf6 16. b4 a6 17. Rfc1 Rad8 18. Rab1 Rd6 19. a4 Nh7 20. b5 axb5 21. axb5 Rg6 22. Qc2 Ng5 23. Kf1 f5 24. bxc6 bxc6 25. Qb3+ Kh7 26. Qb7 Qd6 27. Ne2 f4 28. Nxf4 Rxf4 29. exf4 Qxf4 30. Qb8 Qf6 31. Qe5 Qf7 32. h4 Nf3 33. gxf3 Qxf3 34. h5 Qd3+ 0-1

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2016.??.??"]
[Round "7"]
[White "O'Hayv, Nikolaj Benjamin"]
[Black "Griffith, Kyron"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1899"]
[BlackElo "2315"]
[PlyCount "104"]
[EventDate "2016.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. g3 e6 6. Bg2 Nge7 7. d3 d5 8. e5 0-0 9. 0-0 Rb8 10. g4 b5 11. Ne2 b4 12. Ng3 a5 13. h4 f6 14. exf6 Bxf6 15. g5 Bg7 16. h5 e5 17. hxg6 hxg6 18. f5 Nxf5 19. Nxf5 Bxf5 20. Nh4 Ne7 21. Qe2 Qd6 22. Bd2 Bd7 23. Rae1 Nf5 24. Nxf5 Rxf5 25. Rxf5 Bxf5 26. Rf1 Re8 27. c3 e4 28. dxe4 Bxe4 29. Bf4 Qd7 30. cxb4 Bd4+ 31. Kh2 Bxg2 32. Qxg2 axb4 33. b3 Re4 34. Qf3 Qf5 35. Kg2 Be5 36. Bxe5 Rxe5 37. Qxf5 Rxf5 38. Rxf5 gxf5 39. Kf3 Kg7 40. Kf4 Kg6 41. Ke5 Kxg5 42. Kxd5 f4 43. Kxc5 f3 44. Kxb4 f2 45. a4 f1Q 46. a5 Qa6 47. Ka4 Kf5 48. b4 Qc4 49. Ka3 Ke5 50. Ka4 Kd5 51. Ka3 Kc6 52. Ka4 Qa2# 0-1

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2016.??.??"]
[Round "3"]
[White "O'Hayv, Nikolaj Benjamin"]
[Black "Kokholm, Daniel"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "1899"]
[BlackElo "1891"]
[PlyCount "32"]
[EventDate "2016.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 e5 3. f4 Nd7 4. Nf3 Ngf6 5. Bc4 h6 6. d3 Be7 7. Qe2 c6 8. Bb3 Qc7 9. Be3 b5 10. h3 exf4 11. Bxf4 Ne5 12. d4 Nxf3+ 13. Qxf3 b4 14. Na4 Be6 15. Nc5 Bxb3 16. Nxb3 a5 1/2-1/2

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2016.??.??"]
[Round "1"]
[White "O'Hayv, Nikolaj Benjamin"]
[Black "Pedersen, Hans Dahl"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1899"]
[BlackElo "2190"]
[PlyCount "74"]
[EventDate "2016.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. g3 d6 6. Bg2 e5 7. d3 Nge7 8. 0-0 0-0 9. Ne2 b6 10. c3 d5 11. exd5 Nxd5 12. fxe5 Nxe5 13. Nxe5 Bxe5 14. c4 Nc7 15. Bxa8 Nxa8 16. Rb1 Bg4 17. Be3 Re8 18. Qd2 Qe7 19. Nf4 Nc7 20. Rbe1 Qd6 21. a3 f6 22. b4 g5 23. bxc5 bxc5 24. Ng2 Ne6 25. Rf2 Rd8 26. Rb1 Qxd3 27. Qxd3 Rxd3 28. a4 Nd4 29. Rbf1 Be2 30. Rxf6 Bxf6 31. Rxf6 Rd1+ 32. Ne1 Rxe1+ 33. Kg2 g4 34. Bh6 Bf3+ 35. Kf2 Re2+ 36. Kg1 Re8 37. Ra6 Re6 0-1

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2016.??.??"]
[Round "5"]
[White "O'Hayv, Nikolaj Benjamin"]
[Black "Yssing, Klaus"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1899"]
[BlackElo "2011"]
[PlyCount "146"]
[EventDate "2016.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 e6 5. Qf3 Nxc3 6. dxc3 Qf6 7. Be3 Nc6 8. Qxf6 gxf6 9. Nf3 Bd7 10. 0-0-0 0-0-0 11. b4 a6 12. Kb2 Rg8 13. g3 f5 14. Rhe1 Be7 15. a3 Bf6 16. Bf4 Rge8 17. Bg5 Be7 18. Bxe7 Rxe7 19. Kc1 Be8 20. Rxd8+ Kxd8 21. Ne5 Nxe5 22. Rxe5 Rd7 23. f4 Ke7 24. Re3 Rd6 25. Bd3 Kf6 26. h3 h6 27. g4 fxg4 28. hxg4 Bb5 29. Rh3 Kg7 30. Kd2 c5 31. Ke2 c4 32. Be4 Bc6 33. Bxc6 Rxc6 34. a4 Kg6 35. Rf3 f6 36. Ke3 Rd6 37. Rf1 Rd5 38. Re1 b6 39. Rg1 b5 40. axb5 axb5 41. Ra1 e5 42. Rf1 exf4+ 43. Rxf4 Kg5 44. Rf2 Kxg4 45. Rxf6 h5 46. Rf4+ Kg3 47. Rf3+ Kg2 48. Rf2+ Kg1 49. Rf4 Rg5 50. Kf3 Kf1 51. Rh4 Ke1 52. Rd4 h4 53. Rxh4 Kd2 54. Kf4 Rg2 55. Kf3 Rg6 56. Rh5 Kxc2 57. Rxb5 Kxc3 58. Ke4 Kb3 59. Rb8 Rd6 60. b5 c3 61. Ke5 c2 62. Kxd6 c1Q 63. Kd7 Kb4 64. b6 Kb5 65. Rc8 Qd2+ 66. Kc7 Qa5 67. Rb8 Qc3+ 68. Kb7 Qc6+ 69. Ka7 Qc5 70. Kb7 Qe7+ 71. Ka8 Ka6 72. b7 Qc5 73. Rc8 Qa7# 0-1

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2015.02.09"]
[Round "7"]
[White "Hansen, Thomas"]
[Black "O'Hayv, Nikolaj Benjamin"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1702"]
[BlackElo "1890"]
[PlyCount "82"]
[EventDate "2015.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 c6 7. Bd3 Be7 8. Nge2 0-0 9. 0-0 Ne8 10. Bxe7 Qxe7 11. Ng3 g6 12. Qd2 f5 13. Rae1 Nd6 14. f3 Qg7 15. b3 Re8 16. Bb1 Nf6 17. Na4 Re7 18. Qb4 Nb5 19. Nb2 a5 20. Qc5 Nd7 21. Qc1 Nd6 22. Nd3 Ne8 23. Ne2 Nd6 24. Nc3 b6 25. Qa3 Qf6 26. f4 Ba6 27. Rf3 Ne4 28. Qc1 Bxd3 29. Bxd3 Nxc3 30. Qxc3 Rae8 31. b4 axb4 32. Qxb4 Kg7 33. Bc2 c5 34. dxc5 bxc5 35. Qa4 Qc3 36. Rff1 Nb6 37. Qc6 Re6 38. Qb5 Qxc2 39. Rc1 Qe4 40. Rfe1 Nc4 41. Qxc5 Nxe3 0-1

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2015.02.09"]
[Round "6"]
[White "O'Hayv, Nikolaj Benjamin"]
[Black "Eriksson, Christian Altenburg"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1890"]
[BlackElo "2147"]
[PlyCount "114"]
[EventDate "2015.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. g3 d6 6. Bg2 e6 7. d3 Nge7 8. 0-0 0-0 9. Ne2 b5 10. e5 d5 11. c3 b4 12. d4 Ba6 13. dxc5 bxc3 14. bxc3 Qa5 15. Be3 Rab8 16. Bd4 Nf5 17. Rf2 Rfc8 18. Nc1 Qa3 19. Nb3 Bf8 20. Qc1 Qa4 21. Bf1 h5 22. Bxa6 Qxa6 23. Qf1 Qxf1+ 24. Raxf1 Rb5 25. Re1 a5 26. Kg2 a4 27. Nc1 Bxc5 28. Bxc5 Rxc5 29. Ne2 Rb8 30. h3 Rb2 31. Ned4 Rxf2+ 32. Kxf2 Rxc3 33. Nxf5 gxf5 34. Rd1 Ra3 35. Rd2 Nb4 36. Nd4 Rxa2 37. Rxa2 Nxa2 38. Nb5 Nb4 39. Ke3 Kg7 40. Kd2 f6 41. exf6+ Kxf6 42. Kc3 Nc6 43. Kb2 e5 44. fxe5+ Kxe5 45. Nc3 d4 46. Nxa4 Ke4 47. Kc2 Kf3 48. g4 fxg4 49. hxg4 Kxg4 50. Nc5 h4 51. Ne4 h3 52. Kd3 Kf3 53. Ng5+ Kg2 54. Nxh3 Kxh3 55. Kc4 Kg4 56. Kd5 d3 57. Kxc6 d2 0-1

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2015.02.08"]
[Round "5"]
[White "Bojesen, Villads Ussing"]
[Black "O'Hayv, Nikolaj Benjamin"]
[Result "1/2-1/2"]
[ECO "C90"]
[WhiteElo "1946"]
[BlackElo "1890"]
[PlyCount "42"]
[EventDate "2015.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. 0-0 d6 8. a4 Bg4 9. c3 0-0 10. Re1 b4 11. a5 Rb8 12. Nbd2 bxc3 13. bxc3 Na7 14. h3 Bh5 15. Qc2 c5 16. Bc4 Nb5 17. Bb2 Qc7 18. Nh2 Bg6 19. Nhf1 Nh5 20. Ne3 Nf4 21. Nd5 Nxd5 1/2-1/2

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2015.02.08"]
[Round "4"]
[White "Nielsen, Thomas1111"]
[Black "O'Hayv, Nikolaj Benjamin"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1632"]
[BlackElo "1890"]
[PlyCount "48"]
[EventDate "2015.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. c4 e5 2. b3 Nc6 3. Bb2 f5 4. e3 d6 5. Ne2 Nf6 6. d4 e4 7. d5 Ne5 8. Nd4 g6 9. h3 Bg7 10. Be2 0-0 11. Nc3 Qe7 12. Qc2 a6 13. 0-0-0 Bd7 14. g4 fxg4 15. hxg4 Nexg4 16. Bxg4 Nxg4 17. Nxe4 Nxf2 18. Ne6 Bxb2+ 19. Kxb2 Nxd1+ 20. Qxd1 Bxe6 21. dxe6 Qxe6 22. Qd3 Rae8 23. Nc3 c6 24. Rh4 Qxe3 0-1

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2015.02.07"]
[Round "2"]
[White "Kristensen, Lars Ostergaard"]
[Black "O'Hayv, Nikolaj Benjamin"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1660"]
[BlackElo "1890"]
[PlyCount "102"]
[EventDate "2015.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 g5 8. Bg3 Bf5 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. Nf3 Bb4 12. Nd2 Qe7 13. a3 Bd6 14. Bxd6 Qxd6 15. b4 a6 16. Qf5 Qe6 17. Qxe6+ fxe6 18. Nf3 0-0 19. 0-0 Rae8 20. Rac1 e5 21. dxe5 Nxe5 22. Nxe5 Rxe5 23. Rc2 h5 24. Na4 Ne4 25. Rd1 Ref5 26. Rf1 g4 27. Nc5 Nxc5 28. Rxc5 h4 29. Rcc1 Kg7 30. a4 R8f7 31. g3 hxg3 32. hxg3 R7f6 33. Kg2 Kg6 34. Rcd1 Kg5 35. Rd4 Rh6 36. Rf4 Rxf4 37. gxf4+ Kf5 38. Rd1 Re6 39. Rd4 Rh6 40. b5 axb5 41. axb5 Re6 42. bxc6 bxc6 43. Kg3 Rh6 44. Kg2 Rh7 45. Kg3 Rh1 46. Kg2 Rc1 47. Kg3 Rg1+ 48. Kh2 Rc1 49. Kg3 Rc2 50. f3 gxf3 51. Kxf3 Rb2 1/2-1/2

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2015.02.07"]
[Round "3"]
[White "O'Hayv, Nikolaj Benjamin"]
[Black "Petersen, Peter Birk"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1890"]
[BlackElo "2158"]
[PlyCount "62"]
[EventDate "2015.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. g3 d6 6. Bg2 e6 7. d3 Nge7 8. 0-0 0-0 9. g4 f5 10. gxf5 exf5 11. Ne2 Bd7 12. c3 Qb6 13. Ng3 Rae8 14. Ng5 h6 15. Nf3 Kh7 16. Nh4 Bf6 17. Nf3 Nd8 18. e5 Bg7 19. h4 dxe5 20. fxe5 Nec6 21. h5 Nxe5 22. Nxe5 Bxe5 23. hxg6+ Qxg6 24. Ne2 Bc6 25. Rf2 f4 26. Bxf4 Bxf4 27. Nxf4 Rxf4 28. Qd2 Rxf2 29. Qxf2 Rg8 30. Re1 Qxg2+ 31. Qxg2 Rxg2+ 0-1

[Event "Copenhagen Bronshoj op"]
[Site "Copenhagen"]
[Date "2015.02.06"]
[Round "1"]
[White "O'Hayv, Nikolaj Benjamin"]
[Black "Holmsgaard, Henrik"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1890"]
[BlackElo "2275"]
[PlyCount "71"]
[EventDate "2015.02.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "DEN"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 Nge7 5. g3 d5 6. e5 Nf5 7. Bg2 Be7 8. d3 f6 9. exf6 Bxf6 10. 0-0 0-0 11. Re1 Qd7 12. Ne5 Nxe5 13. fxe5 Be7 14. Qg4 b5 15. Bg5 Bxg5 16. Qxg5 Bb7 17. a3 Nd4 18. Rac1 Rf5 19. Qg4 Raf8 20. Rf1 Rxf1+ 21. Rxf1 Rxf1+ 22. Bxf1 Nxc2 23. Bh3 Bc8 24. Ne2 Qf7 25. Nf4 Nd4 26. Nxd5 Nf3+ 27. Kg2 Nxe5 28. Qe2 Nc6 29. Nf4 Nd4 30. Qe3 h6 31. Bg4 g5 32. Ne2 Bb7+ 33. Kg1 Nf3+ 34. Bxf3 Bxf3 35. Nc3 Bc6 36. Ne4 1/2-1/2

