[Event "Frankfurt Classic sim"]
[Site "Frankfurt"]
[Date "1997.??.??"]
[Round "?"]
[White "Topalov, Veselin"]
[Black "Armbruster, Manuel"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2725"]
[PlyCount "69"]
[EventDate "1997.??.??"]
[EventType "simul"]
[EventRounds "1"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 a6 9. h4 h5 10. 0-0-0 b5 11. Bh6 Bb7 12. g4 Nc6 13. Bxg7 Kxg7 14. gxh5 Nxh5 15. Nf5+ Kg8 16. Qh6 e6 17. Nxd6 Qe7 18. Rg1 Ng7 19. h5 Qh4 20. Nxb7 Qxh5 21. Qxh5 Nxh5 22. Nc5 Ne5 23. Be2 Nf4 24. Nd3 Nxe2+ 25. Nxe2 Nxf3 26. Rg3 Nh4 27. Rh1 Nf5 28. exf5 exf5 29. Nef4 Rfd8 30. b3 Rac8 31. Kb2 a5 32. Nxg6 fxg6 33. Rxg6+ Kf7 34. Ne5+ Kf8 35. Rh8+ 1-0

[Event "Hessen-ch U13"]
[Site "Ronneburg"]
[Date "1996.??.??"]
[Round "2"]
[White "Armbruster, Manuel"]
[Black "Bravo Lutz, Sebastian"]
[Result "1/2-1/2"]
[ECO "A85"]
[PlyCount "49"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 f5 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 Nf6 5. Qc2 Bxc3+ 6. Qxc3 b6 7. g3 Bb7 8. Bg2 Ne4 9. Qc2 0-0 10. 0-0 d5 11. Bf4 Qe7 12. Rfc1 c5 13. cxd5 Bxd5 14. Nd2 Nf6 15. dxc5 Bxg2 16. Kxg2 e5 17. Bg5 Qe6 18. e4 f4 19. cxb6 axb6 20. Qc4 Qxc4 21. Rxc4 Nbd7 22. a3 Rf7 23. h3 Ne8 24. gxf4 exf4 25. Rac1 1/2-1/2

[Event "Hessen-ch U13"]
[Site "Ronneburg"]
[Date "1996.??.??"]
[Round "4"]
[White "Armbruster, Manuel"]
[Black "Weichhold, Carsten"]
[Result "0-1"]
[ECO "D07"]
[PlyCount "90"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. c4 e6 4. Nc3 Nf6 5. Bg5 Bb4 6. Bxf6 Qxf6 7. cxd5 exd5 8. e3 Be6 9. Bd3 0-0 10. 0-0 a6 11. Qc2 h6 12. Na4 Rad8 13. Rfc1 Bd6 14. Bxa6 Nb4 15. Qb3 Nxa6 16. Qxb7 Ra8 17. b3 Nb4 18. Qb5 Be7 19. Rxc7 Bd6 20. Rcc1 Rfd8 21. Ne5 Rdb8 22. Qe2 Bxe5 23. dxe5 Qxe5 24. f4 Qf6 25. a3 Nc6 26. Nc5 d4 27. Ne4 Qf5 28. Ng3 Qd5 29. e4 Qd6 30. e5 Qd7 31. b4 Ra7 32. Qe4 Ne7 33. Nh5 Qd5 34. Qd3 Bf5 35. Qg3 Bg6 36. Rc5 Qe6 37. Nf6+ gxf6 38. Re1 d3 39. exf6 Qxf6 40. Rh5 Rd8 41. Rxe7 Qxe7 42. Rxh6 d2 43. Rxg6+ fxg6 44. Qxg6+ Qg7 45. Qe6+ Rf7 0-1

[Event "Hessen-ch U13"]
[Site "Ronneburg"]
[Date "1996.??.??"]
[Round "5"]
[White "Loesdau, Martin"]
[Black "Armbruster, Manuel"]
[Result "1-0"]
[ECO "B56"]
[PlyCount "103"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Qxd4 Nc6 6. Qd1 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 a6 10. Re1 Qc7 11. Bg5 h6 12. Bxf6 Bxf6 13. Nd5 Qd8 14. Nxf6+ exf6 15. Qd2 Qc7 16. Qxh6 Nb4 17. Rec1 Be6 18. a3 Na2 19. Re1 Rac8 20. Nd4 Qc4 21. Red1 Rc5 22. b3 Rh5 23. Qxf8+ Kxf8 24. bxc4 Bxc4 25. Bf3 Re5 26. Be2 Nc3 27. Bxc4 Nxd1 28. Rxd1 Rxe4 29. f3 Re3 30. Rd3 Re1+ 31. Kf2 Rh1 32. Kg2 Re1 33. Rb3 Re7 34. Bd5 b5 35. c4 bxc4 36. Bxc4 Ra7 37. Rb6 Rc7 38. Bxa6 Rc3 39. Rb3 Rc5 40. a4 Rd5 41. Rb4 Rc5 42. Bb5 d5 43. a5 f5 44. a6 Rc7 45. Ra4 Ra7 46. Nc6 Ra8 47. a7 g5 48. Nb4 d4 49. Bc6 Rxa7 50. Rxa7 g4 51. fxg4 fxg4 52. Rd7 1-0

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "7"]
[White "Armbruster, Manuel"]
[Black "Boeck, Katharina"]
[Result "1/2-1/2"]
[ECO "D20"]
[PlyCount "35"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 dxc4 4. e4 Nc6 5. Nf3 Bb4 6. Bxc4 Bxc3+ 7. bxc3 Nf6 8. Qc2 h6 9. 0-0 a6 10. h3 b5 11. Be2 Bb7 12. a3 Ne7 13. Bd3 Nh5 14. Be3 Ng6 15. Rfb1 Nhf4 16. Bf1 0-0 17. a4 f5 18. Nd2 1/2-1/2

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "11"]
[White "Armbruster, Manuel"]
[Black "Diehle, Julia"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "54"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d6 3. Bb2 e5 4. c4 Nc6 5. e3 Bg4 6. Be2 g6 7. 0-0 Bg7 8. h3 Bf5 9. d4 exd4 10. Nxd4 Nxd4 11. exd4 d5 12. Re1 0-0 13. Na3 c6 14. Bd3 Qd7 15. Re3 Rfe8 16. Qe2 Bh6 17. Re5 Bxd3 18. Qxd3 Rxe5 19. dxe5 dxc4 20. Qxc4 Nd5 21. Qd4 Qe6 22. Qh4 Bg7 23. f4 Bf8 24. Nc2 Be7 25. Qh6 Bf8 26. Qg5 h6 27. Qg3 Qf5 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "9"]
[White "Armbruster, Manuel"]
[Black "Hinske, Sara"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "109"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Nbd7 6. Nf3 c6 7. e3 Be7 8. Be2 0-0 9. 0-0 a6 10. Qc2 b5 11. a3 Nb6 12. Na2 Bb7 13. Nb4 Qd6 14. Ne5 Rac8 15. Bf3 h6 16. Bh4 a5 17. Nbd3 Rfe8 18. Bg3 Qd8 19. Rfc1 Bd6 20. Qb3 Bf8 21. Bh4 Be7 22. Nc5 Ba8 23. Rc3 Bd6 24. Ncd3 Qc7 25. Rac1 Nc4 26. Bxf6 gxf6 27. Ng4 Kg7 28. Nf4 f5 29. Nh5+ Kg6 30. Ngf6 Re6 31. g3 Rxf6 32. Nxf6 Kxf6 33. Be2 Qb7 34. R3c2 c5 35. Qc3 Kg6 36. Bxc4 bxc4 37. Qxa5 Qc7 38. Qd2 Qa7 39. dxc5 Bxc5 40. Qe2 Qe7 41. h3 Bb6 42. Kh2 d4 43. g4 Bc7+ 44. Kg1 Qe4 45. gxf5+ Kxf5 46. Qh5+ Kf6 47. Qxh6+ Ke7 48. Qg5+ Ke8 49. Qg8+ Kd7 50. Qxf7+ Kd8 51. Qf8+ Kd7 52. Qg7+ Ke6 53. Qg4+ Qxg4+ 54. hxg4 Kd5 55. exd4 1-0

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "3"]
[White "Armbruster, Manuel"]
[Black "Reinsch, Stephan"]
[Result "0-1"]
[ECO "D15"]
[PlyCount "70"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bg4 5. Ne5 e6 6. Bg5 Bf5 7. f3 Be7 8. Bxf6 Bxf6 9. cxd5 exd5 10. e4 dxe4 11. fxe4 Bxe5 12. dxe5 Qxd1+ 13. Rxd1 Be6 14. a3 Nd7 15. Be2 Nxe5 16. 0-0 Ke7 17. h3 Rad8 18. Rc1 Rd2 19. b4 Bb3 20. Rb1 Be6 21. Kf2 Bc4 22. Ke3 Bxe2 23. Nxe2 Nc4+ 24. Kf3 Nxa3 25. Ra1 Rd3+ 26. Kf4 Nb5 27. Nc1 Rd4 28. Rb1 Rhd8 29. Rf3 Rc4 30. Nd3 Nd4 31. Re3 Ne6+ 32. Ke5 f6+ 33. Kf5 g6+ 34. Kg4 Rdd4 35. Kf3 Ng5+ 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "5"]
[White "Armbruster, Manuel"]
[Black "Rosskopf, Maria"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "60"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. Nf3 Bf5 7. e3 Nbd7 8. Be2 0-0 9. 0-0 c6 10. Qb3 Qc7 11. Rac1 Bd6 12. h3 Kh8 13. Na4 h6 14. Bxf6 gxf6 15. Kh1 Rg8 16. h4 Rg7 17. Rc3 Rag8 18. g3 Be4 19. Rfc1 Rg4 20. Kg1 Bxf3 21. Bxf3 Rxh4 22. Bxd5 Bxg3 23. e4 Bxf2+ 24. Kf1 Rg1+ 25. Ke2 Bxd4 26. Rh3 Rg2+ 27. Kd1 Rg1+ 28. Kd2 Qf4+ 29. Ke2 Qf2+ 30. Kd3 Rxh3+ 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "1"]
[White "Armbruster, Manuel"]
[Black "Schweigert, Werner"]
[Result "0-1"]
[ECO "E90"]
[PlyCount "50"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nf3 e5 7. d5 Nbd7 8. b4 Ne8 9. Qc2 Nb8 10. Be3 f5 11. Bc1 f4 12. Ba3 g5 13. Nd2 Nd7 14. f3 Ndf6 15. Nb3 g4 16. Nd2 Rf7 17. Na4 Bf8 18. c5 Rg7 19. cxd6 cxd6 20. Rc1 Bd7 21. Qb3 Nh5 22. fxg4 Bxg4 23. Kf1 Qh4 24. Nf3 Bxf3 25. gxf3 Ng3+ 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "4"]
[White "Koester, Sabrina"]
[Black "Armbruster, Manuel"]
[Result "1/2-1/2"]
[ECO "E61"]
[PlyCount "87"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. e3 d6 6. Be2 c5 7. d5 e6 8. dxe6 Bxe6 9. 0-0 Nc6 10. Qd2 d5 11. cxd5 Nxd5 12. Nxd5 Qxd5 13. Qxd5 Bxd5 14. Rd1 Rad8 15. a3 Bb3 16. Rxd8 Rxd8 17. Bd2 Ne5 18. Bc3 Nxf3+ 19. Bxf3 Bxc3 20. bxc3 b6 21. Kf1 Rd2 22. Rb1 Bc4+ 23. Ke1 Rc2 24. Kd1 Rxc3 25. Rc1 Bb3+ 26. Kd2 Rxc1 27. Kxc1 Kf8 28. Kb2 c4 29. Kc3 Ke7 30. Bd5 b5 31. Bc6 Ba4 32. Kb4 Kd6 33. Be8 f6 34. Bf7 Ke5 35. Bg8 h6 36. f3 f5 37. Bxc4 bxc4 38. Kxa4 f4 39. exf4+ Kd4 40. g4 Kd3 41. f5 gxf5 42. gxf5 c3 43. f6 c2 44. f7 1/2-1/2

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "6"]
[White "Mersmann, Jan Gerd"]
[Black "Armbruster, Manuel"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "73"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 d6 6. Nf3 e6 7. Bc4 Be7 8. 0-0 a6 9. h3 b5 10. Bb3 Bb7 11. Rd1 Qc7 12. a3 0-0 13. Qd3 h6 14. Bf4 e5 15. Bg3 Rfc8 16. Bd5 Nd7 17. Ba2 Nc5 18. Qd2 Na7 19. Bd5 Nc6 20. Bh4 g5 21. Bg3 Kh7 22. Bxf7 Qb6 23. Nd5 Qd8 24. Nxe7 Nxe4 25. Qd3 Nxe7 26. Be6 Rc5 27. Nd2 d5 28. f3 Qb6 29. Bf2 Qxe6 30. Bxc5 Kg7 31. fxe4 d4 32. Bxe7 Qxe7 33. Rf1 Rc8 34. Rf3 Rc6 35. Raf1 Kg6 36. Qb3 Qc5 37. Qf7# 1-0

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "10"]
[White "Muench, Sheeren"]
[Black "Armbruster, Manuel"]
[Result "0-1"]
[ECO "B80"]
[PlyCount "104"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 Be7 7. Be3 0-0 8. Qd2 a6 9. Be2 b5 10. a3 Bb7 11. 0-0 Nbd7 12. Rad1 Qc7 13. Bd3 Rfc8 14. f4 Nc5 15. f5 Nfxe4 16. Bxe4 Nxe4 17. Qd3 Nxc3 18. bxc3 Qxc3 19. Qxc3 Rxc3 20. Bc1 e5 21. Bb2 Rc4 22. Nf3 Rxc2 23. Bc1 h6 24. h3 e4 25. Ne1 Rc3 26. Bb2 Rc4 27. Rf2 d5 28. f6 gxf6 29. Bxf6 Bc5 30. Kf1 Bxf2 31. Kxf2 Re8 32. Ke3 b4 33. axb4 Rxb4 34. Kf2 Ra8 35. Nc2 Rb6 36. Bd4 Rc6 37. Ne3 Rcc8 38. Be5 Rd8 39. Nf5 Kh7 40. Bf6 Rdc8 41. Nd6 Rc2+ 42. Ke1 Bc6 43. Nxf7 Rf8 44. Ne5 Rxf6 45. Nxc6 Rfxc6 46. Rxd5 Rxg2 47. Kf1 Rh2 48. Rd1 e3 49. Ke1 a5 50. h4 h5 51. Rd5 Rc1+ 52. Rd1 Rh1+ 0-1

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "8"]
[White "Opelt, Felicitas"]
[Black "Armbruster, Manuel"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "91"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Bd3 Be7 4. 0-0 Nf6 5. Nc3 0-0 6. b3 d5 7. exd5 exd5 8. Ne2 b6 9. c4 d4 10. Ng5 Bb7 11. Nf4 h6 12. Nf3 Qc7 13. Nd5 Nxd5 14. cxd5 Bxd5 15. Qe2 Bd6 16. Be4 Bxe4 17. Qxe4 Nd7 18. g3 Nf6 19. Qc2 Qd7 20. Re1 Qg4 21. Ne5 Qh5 22. Nc4 Ng4 23. h4 Qd5 24. Nxd6 Qxd6 25. d3 Rfe8 26. Re2 Re6 27. Bf4 Qe7 28. Rae1 Rxe2 29. Qxe2 Qxe2 30. Rxe2 Kf8 31. Re4 f5 32. Re5 Nxe5 33. Bxe5 Re8 34. Bf4 Re1+ 35. Kg2 Ra1 36. a4 Ra3 37. Bb8 Rxb3 38. Bxa7 Rxd3 39. Bxb6 c4 40. a5 c3 41. a6 c2 42. a7 Ra3 43. Bc5+ Kf7 44. Bxa3 d3 45. a8Q Kg6 46. Qd5 1-0

[Event "GER-ch U13"]
[Site "Lingen"]
[Date "1995.??.??"]
[Round "2"]
[White "Stejskal, Hans Christian"]
[Black "Armbruster, Manuel"]
[Result "1/2-1/2"]
[ECO "A08"]
[PlyCount "77"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "Juniors"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. d3 Nc6 5. 0-0 e5 6. Nbd2 Be7 7. e4 d4 8. Nc4 Qc7 9. b3 b5 10. Ncd2 Be6 11. Bb2 0-0 12. a4 a6 13. Ng5 Bd7 14. Bh3 Rfc8 15. f4 h6 16. fxe5 hxg5 17. exf6 Bxh3 18. fxe7 Bxf1 19. Qxf1 Qxe7 20. Qf5 Nb4 21. c3 Nxd3 22. Bc1 bxa4 23. bxa4 dxc3 24. Nf3 f6 25. Qd5+ Qf7 26. Qxd3 Qb3 27. Ra3 Qb4 28. Rxc3 Qxa4 29. Be3 c4 30. Qd5+ Kh7 31. Nd2 Qa1+ 32. Nb1 Qxb1+ 33. Rc1 Qb3 34. Qf5+ Kg8 35. Qe6+ Kf8 36. Qd6+ Kg8 37. Qe6+ Kh7 38. Qf5+ g6 39. Qd7+ 1/2-1/2

