[Event "BUL-chT (Women) 41th"]
[Site "Borovetz"]
[Date "2008.10.07"]
[Round "7"]
[White "Kalcheva, Natalia"]
[Black "Nikolova, Adriana"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "2035"]
[BlackElo "2281"]
[PlyCount "52"]
[EventDate "2008.10.01"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]
[WhiteTeam "Plovdiv Lokomotiv (W)"]
[BlackTeam "Plovdiv Lokomotiv 2000 (W)"]
[WhiteTeamCountry "BUL"]
[BlackTeamCountry "BUL"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 Qb6 10. 0-0 e6 11. f4 Nge7 12. g4 f5 13. h3 0-0 14. Ng3 d5 15. Qf2 d4 16. Bd2 Bd7 17. Kh2 Na5 18. Qe2 Rbe8 19. Nf2 Kh8 20. h4 Qc7 21. h5 e5 22. hxg6 exf4 23. Bxf4 Qxf4 24. gxf5 Nxf5 25. Nfh1 Nxg3 26. Rxf4 Nxe2 0-1

[Event "BUL-chT (Women) 41th"]
[Site "Borovetz"]
[Date "2008.10.06"]
[Round "6"]
[White "Genova, Liubka"]
[Black "Kalcheva, Natalia"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2260"]
[BlackElo "2035"]
[PlyCount "65"]
[EventDate "2008.10.01"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]
[WhiteTeam "Sofia Lokomotiv (W)"]
[BlackTeam "Plovdiv Lokomotiv (W)"]
[WhiteTeamCountry "BUL"]
[BlackTeamCountry "BUL"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 Bd6 5. Bg3 Ne7 6. Nf3 0-0 7. Bd3 Bf5 8. 0-0 Bxg3 9. hxg3 c6 10. c3 Nd7 11. Qc2 Bxd3 12. Qxd3 Ng6 13. Nbd2 Re8 14. Rfe1 Nf6 15. Qf5 Qd7 16. Qxd7 Nxd7 17. Rxe8+ Rxe8 18. Re1 Rxe1+ 19. Nxe1 Kf8 20. Kf1 Ke7 21. Ke2 Kd6 22. Nd3 Ngf8 23. Nf3 f6 24. Nf4 Ne6 25. Nxe6 Kxe6 26. Kd3 Nb6 27. Nd2 Nc8 28. b3 Nd6 29. Ke3 Nf5+ 30. Kd3 Nd6 31. Ke3 Nf5+ 32. Kd3 Nd6 33. Ke3 1/2-1/2

[Event "BUL-chT (Women) 41th"]
[Site "Borovetz"]
[Date "2008.10.05"]
[Round "5"]
[White "Kalcheva, Natalia"]
[Black "Shtereva, Slaveja"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2035"]
[BlackElo "2078"]
[PlyCount "93"]
[EventDate "2008.10.01"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]
[WhiteTeam "Plovdiv Lokomotiv (W)"]
[BlackTeam "Vratsa (W)"]
[WhiteTeamCountry "BUL"]
[BlackTeamCountry "BUL"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Qd2 e5 7. e3 Nge7 8. Nge2 Be6 9. Nd5 0-0 10. 0-0 Rb8 11. Nec3 f5 12. f4 a6 13. b3 b5 14. Bb2 Bf7 15. Nxe7+ Nxe7 16. Rad1 b4 17. Nd5 Nxd5 18. cxd5 Qe7 19. e4 fxe4 20. dxe4 Be8 21. fxe5 Rxf1+ 22. Rxf1 Bxe5 23. Bxe5 Qxe5 24. Qf2 Qe7 25. Qf6 Qxf6 26. Rxf6 Rd8 27. e5 dxe5 28. Rxa6 Bf7 29. d6 c4 30. bxc4 Bxc4 31. Rb6 Bxa2 32. Bh3 Bd5 33. d7 b3 34. Rd6 Bf7 35. Kf2 Kf8 36. Ke3 Ke7 37. Rb6 Bd5 38. Kd3 Ra8 39. Rb5 Kd6 40. Rxd5+ Kxd5 41. Bg2+ Kd6 42. Bxa8 Kxd7 43. Kc3 Ke6 44. Be4 Kf6 45. Kxb3 Kg5 46. h3 h5 47. Kc4 1-0

[Event "BUL-chT (Women) 41th"]
[Site "Borovetz"]
[Date "2008.10.04"]
[Round "4"]
[White "Doncheva, Marinela"]
[Black "Kalcheva, Natalia"]
[Result "0-1"]
[ECO "B37"]
[WhiteElo "2036"]
[BlackElo "2035"]
[PlyCount "94"]
[EventDate "2008.10.01"]
[EventType "team-tourn"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "CBM 126 Extra"]
[Source "ChessBase"]
[SourceDate "2008.11.05"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.05"]
[SourceQuality "1"]
[WhiteTeam "Sofia Fenix (W)"]
[BlackTeam "Plovdiv Lokomotiv (W)"]
[WhiteTeamCountry "BUL"]
[BlackTeamCountry "BUL"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. e4 d6 7. Be2 0-0 8. 0-0 Nc6 9. Nc2 b6 10. Bg5 Bb7 11. Qd2 Ne5 12. f3 Rc8 13. b3 Re8 14. Rad1 a6 15. Ne3 Ned7 16. Ned5 Bxd5 17. Nxd5 Nxd5 18. Qxd5 Qc7 19. Be3 Nc5 20. Qd2 Qc6 21. Rb1 Qc7 22. b4 Ne6 23. a4 Rb8 24. Rfc1 Be5 25. f4 Bf6 26. Bd3 Qd7 27. Qf2 Qxa4 28. f5 Ng7 29. Bxb6 Qc6 30. Bd4 Bxd4 31. Qxd4 Qa4 32. fxg6 hxg6 33. Bc2 Qc6 34. Qd5 Qb6+ 35. c5 dxc5 36. bxc5 Qc7 37. e5 e6 38. Qd6 Qa7 39. Ba4 Rxb1 40. Rxb1 Rc8 41. Qb6 Qe7 42. c6 Nf5 43. Rd1 Qg5 44. c7 Nh4 45. Rd8+ Kh7 46. Bc6 Qxe5 47. g3 Qe1# 0-1

[Event "BUL-chT (Women)"]
[Site "Pamporovo"]
[Date "2001.10.07"]
[Round "6"]
[White "Chilingirova, Pavlina"]
[Black "Kalcheva, Natalia"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2223"]
[BlackElo "2060"]
[PlyCount "74"]
[EventDate "2001.10.03"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "CBM 084 Extra"]
[Source "ChessBase"]
[SourceDate "2001.10.26"]
[SourceVersion "1"]
[SourceVersionDate "2001.10.26"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. Rb1 e5 7. d3 Nge7 8. a3 0-0 9. b4 cxb4 10. axb4 d5 11. Nxd5 Nxd5 12. cxd5 Qxd5 13. 0-0 Qb5 14. Bd2 Bg4 15. h3 Bxf3 16. Bxf3 Nd4 17. Bg2 Rac8 18. Ra1 a6 19. Ra5 Qb6 20. Rd5 Rc7 21. e3 Nb5 22. Qa4 Rfc8 23. Rd1 Qe6 24. Rc5 Qd7 25. Rxc7 Rxc7 26. Qb3 Qc8 27. Kh2 Qf5 28. Be1 Qc8 29. Bd5 h6 30. Kg2 Nd6 31. Bd2 Nb5 32. Bf3 Kh7 33. Bd5 Nd6 34. Qb2 b6 35. Rc1 Rxc1 36. Bxc1 a5 37. bxa5 bxa5 1-0

[Event "BUL-chT (Women)"]
[Site "Pamporovo"]
[Date "2001.10.05"]
[Round "4"]
[White "Kalcheva, Natalia"]
[Black "Dimitrova, Toni"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2060"]
[BlackElo "2005"]
[PlyCount "82"]
[EventDate "2001.10.03"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "BUL"]
[SourceTitle "CBM 084 Extra"]
[Source "ChessBase"]
[SourceDate "2001.10.26"]
[SourceVersion "1"]
[SourceVersionDate "2001.10.26"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e3 Nc6 7. Nge2 Be6 8. Nd5 0-0 9. 0-0 Rb8 10. Rb1 Ne7 11. Nec3 c6 12. Nxf6+ Bxf6 13. Ne4 Bg7 14. b4 d5 15. Nc5 Bf5 16. e4 dxe4 17. dxe4 Bc8 18. Qe2 b6 19. Nb3 Qc7 20. c5 Be6 21. Be3 Rfd8 22. Rfd1 Rxd1+ 23. Rxd1 Rd8 24. Qc2 b5 25. a3 Rxd1+ 26. Qxd1 Qd7 27. Qxd7 Bxd7 28. Kf1 f6 29. Ke2 Kf7 30. Kd3 Be6 31. Na5 Bd7 32. f4 Bc8 33. Bc1 Be6 34. Bb2 g5 35. fxe5 fxe5 36. Bf3 g4 37. Bd1 h5 38. Bc1 Kg6 39. Bb2 Kf6 40. Bc3 Kg6 41. Bb2 Kf6 1/2-1/2

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "4"]
[White "Bratimirova, Dimitrinka"]
[Black "Kalcheva, Natalia"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2085"]
[BlackElo "2025"]
[PlyCount "80"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 Nc6 7. Be2 e6 8. 0-0 Be7 9. Be3 0-0 10. Nb3 b6 11. f4 Qc7 12. Bf3 Rb8 13. Qe2 Re8 14. Qf2 Nd7 15. Rad1 b5 16. axb5 axb5 17. Be2 Ba6 18. Nd4 Nxd4 19. Bxd4 Nc5 20. e5 d5 21. f5 b4 22. Bxa6 bxc3 23. Bd3 Nxd3 24. Rxd3 cxb2 25. Rb3 exf5 26. Qxf5 Bc5 27. Bxc5 Qxc5+ 28. Kh1 Qe7 29. h3 g6 30. Qf4 Rxb3 31. cxb3 Ra8 32. Qd4 Ra2 33. Rb1 Qg5 34. Qc3 Qf4 35. Kg1 d4 36. Qc2 Qe3+ 37. Kh1 Qc3 38. Qd1 Ra1 39. Kh2 d3 40. Qf1 Rxb1 0-1

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "13"]
[White "Genova, Ruzka"]
[Black "Kalcheva, Natalia"]
[Result "1/2-1/2"]
[ECO "A87"]
[WhiteElo "2185"]
[BlackElo "2025"]
[PlyCount "93"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. 0-0 0-0 6. c4 d6 7. Nc3 Qe8 8. d5 Na6 9. Rb1 Bd7 10. b4 Rb8 11. Be3 e5 12. dxe6 Bxe6 13. Nd5 Bxd5 14. cxd5 Ne4 15. Qb3 Nc3 16. Rb2 Qb5 17. Re1 Qxd5 18. Nd4 Qxb3 19. Rxb3 Ne4 20. Ne6 Rfe8 21. Nxg7 Kxg7 22. Bxa7 Ra8 23. Bd4+ Kf7 24. f3 Nf6 25. e4 Nb8 26. a3 Nc6 27. Bb2 Re7 28. Rbe3 Rae8 29. R3e2 g5 30. Kf1 f4 31. gxf4 gxf4 32. Rd1 d5 33. Bxf6 Kxf6 34. Rxd5 Ne5 35. Rc2 Rg8 36. Kf2 Reg7 37. Bh3 Ra8 38. Rc3 Re7 39. Rdc5 c6 40. Rb3 Rd8 41. Ke2 Rg7 42. b5 Rg1 43. bxc6 bxc6 44. Bf1 Rh1 45. h3 Rh2+ 46. Ke1 Rdd2 47. Rc1 1/2-1/2

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "11"]
[White "Gocheva, Rumiana B"]
[Black "Kalcheva, Natalia"]
[Result "1-0"]
[ECO "C69"]
[WhiteElo "2185"]
[BlackElo "2025"]
[PlyCount "100"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 f6 6. d4 Bg4 7. dxe5 Qxd1 8. Rxd1 fxe5 9. Rd3 Bd6 10. Nbd2 b5 11. a4 Ne7 12. g3 0-0 13. Kg2 Rf6 14. Ng1 Raf8 15. f3 Bc8 16. b3 Bb7 17. Bb2 c5 18. c4 b4 19. h4 Nc6 20. Rc1 h6 21. Nh3 Rd8 22. f4 Rff8 23. f5 Rfe8 24. Nf2 Nd4 25. Kh3 Be7 26. Bxd4 Rxd4 27. Rxd4 cxd4 28. c5 d3 29. a5 Rd8 30. Rc4 Bc6 31. Ng4 Bb5 32. Rc1 Bf6 33. Ne3 Kf7 34. Nd5 Rc8 35. Nxb4 c6 36. Rc3 Rd8 37. Kg2 Rd4 38. Na2 Bd8 39. b4 Ba4 40. Kf3 Bc2 41. Ke3 g5 42. fxg6+ Kxg6 43. Rc4 Rxc4 44. Nxc4 Bf6 45. Nc1 Kh5 46. Nxd3 Bxd3 47. Kxd3 Kg4 48. Ne3+ Kxg3 49. Nf5+ Kg4 50. Nxh6+ Kxh4 1-0

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "12"]
[White "Kalcheva, Natalia"]
[Black "Aladjova, Katrin"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2025"]
[BlackElo "2040"]
[PlyCount "39"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Bg4 7. 0-0 Nfd7 8. Be3 Nc6 9. d5 Bxf3 10. Bxf3 Na5 11. Qa4 Bxc3 12. bxc3 c6 13. Be2 cxd5 14. cxd5 b6 15. Bh6 Re8 16. Bb5 Nc5 17. Qd1 Nd7 18. Qd4 f6 19. Qa4 Nb7 20. Bxd7 1-0

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "10"]
[White "Kalcheva, Natalia"]
[Black "Chilingirova, Pavlina"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2025"]
[BlackElo "2285"]
[PlyCount "106"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nc6 3. g3 Bg4 4. Bg2 e6 5. 0-0 Nf6 6. c3 Bd6 7. Nbd2 0-0 8. Re1 Bxf3 9. Bxf3 e5 10. dxe5 Nxe5 11. Bg2 Bc5 12. Nb3 Bb6 13. Nd4 Nc4 14. Qc2 c6 15. Bg5 h6 16. Bf4 Nd6 17. Rad1 Re8 18. Bxd6 Qxd6 19. c4 Bxd4 20. Rxd4 Qe5 21. Rd2 dxc4 22. Qxc4 Qa5 23. Red1 Rad8 24. Rxd8 Rxd8 25. Rxd8+ Qxd8 26. Qc2 Qa5 27. Qb1 Qd2 28. Bf3 g6 29. b4 a6 30. Kg2 Qd4 31. a3 Qc3 32. a4 Qa3 33. b5 Qxa4 34. bxc6 bxc6 35. Qc1 Kg7 36. Bxc6 Qd4 37. Qe1 Qc5 38. Bf3 Qe5 39. Qb4 a5 40. Qa4 Qc3 41. Bc6 Ng8 42. h4 Ne7 43. Bf3 Nf5 44. Qe8 Qc5 45. Qd7 Ne7 46. h5 gxh5 47. e4 Ng6 48. Bd1 Qe5 49. Qa4 h4 50. f4 Qc3 51. Bf3 hxg3 52. Kxg3 Qe1+ 53. Kg4 Qh4+ 0-1

[Event "Primorsko op"]
[Site "Primorsko"]
[Date "1987.??.??"]
[Round "6"]
[White "Kalcheva, Natalia"]
[Black "Chilingirova, Pavlina"]
[Result "0-1"]
[ECO "D74"]
[WhiteElo "2015"]
[BlackElo "2245"]
[PlyCount "110"]
[EventDate "1987.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BUL"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. d4 d5 6. cxd5 Nxd5 7. e4 Nb6 8. 0-0 Bg4 9. d5 c6 10. h3 Bxf3 11. Qxf3 cxd5 12. exd5 Nc4 13. Nc3 Nd7 14. Rd1 Nd6 15. Bf4 Qb6 16. Qe2 Rfe8 17. Rac1 Rac8 18. Na4 Qb4 19. b3 Nf5 20. Rc4 Rxc4 21. Qxc4 Qxc4 22. bxc4 Rc8 23. Bf1 b6 24. Rc1 Nd6 25. Be3 Nb7 26. h4 f5 27. Bg5 Kf7 28. Re1 Bf6 29. Bxf6 Nxf6 30. Nb2 Nd6 31. Rc1 Nxd5 32. Nd3 Nf6 33. c5 bxc5 34. Rxc5 Rxc5 35. Nxc5 Nfe4 36. Nxe4 Nxe4 37. Bc4+ Kf6 38. Kg2 Nd6 39. Bb3 e5 40. f3 h6 41. Kf2 f4 42. Bc2 Nf5 43. gxf4 Nxh4 44. fxe5+ Kxe5 45. a4 Kf4 46. Be4 a5 47. Bc6 Nf5 48. Be8 g5 49. Bc6 h5 50. Bb7 h4 51. Bc6 Ne3 52. Bd7 Nc4 53. Bc6 Ne5 54. Bb7 h3 55. Bd5 Nd3+ 0-1

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "8"]
[White "Kalcheva, Natalia"]
[Black "Juergens, Vera"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2025"]
[BlackElo "2115"]
[PlyCount "123"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 c6 4. Bg2 Bd6 5. cxd5 exd5 6. Qc2 Nf6 7. Nc3 Be6 8. 0-0 0-0 9. d4 Nbd7 10. Ng5 Bg4 11. f3 Bh5 12. e4 Qb6 13. Be3 dxe4 14. Ngxe4 Bg6 15. Qd2 Bb4 16. d5 Qa5 17. dxc6 bxc6 18. a3 Bxc3 19. Qxc3 Qxc3 20. Nxc3 Rfe8 21. Rfe1 c5 22. Bf4 a6 23. Bf1 Bf5 24. Rxe8+ Nxe8 25. Nd5 Be6 26. Rd1 f6 27. Ne7+ Kf7 28. Nc6 g5 29. Be3 Rc8 30. Na5 c4 31. Nxc4 Ke7 32. Na5 Ne5 33. Kf2 Nd6 34. b4 Rc3 35. Bc5 Rc2+ 36. Be2 Nef7 37. Nc6+ Kd7 38. Nd4 Ra2 39. Nxe6 Kxe6 40. Rd3 Nc4 41. Rc3 Nfe5 42. Bd4 Kd5 43. Bxe5 Nxe5 44. Ke3 f5 45. Bxa6 Rxh2 46. Bb7+ Kd6 47. f4 Ng4+ 48. Kd4 gxf4 49. gxf4 Rf2 50. Rf3 Rc2 51. b5 h5 52. Rb3 Kc7 53. Bf3 Kb6 54. Kd3 Rf2 55. Kc4 h4 56. a4 Nh2 57. a5+ Kxa5 58. Bd1 Kb6 59. Rh3 Rxf4+ 60. Kd5 Ng4 61. Bxg4 fxg4 62. Rxh4 1/2-1/2

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "5"]
[White "Kalcheva, Natalia"]
[Black "Petrova Kalmukova, Marlen"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2025"]
[BlackElo "2130"]
[PlyCount "36"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 b5 2. e4 Bb7 3. Bxb5 Bxe4 4. Nf3 Nf6 5. 0-0 e6 6. Bg5 Be7 7. Be2 c5 8. Nc3 Bb7 9. dxc5 Bxc5 10. Ne5 0-0 11. Bf3 d5 12. Na4 Be7 13. c4 Qc7 14. Re1 dxc4 15. Rc1 Rd8 16. Qe2 Bd5 17. Nxc4 Nc6 18. Ne3 Qd6 1/2-1/2

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "1"]
[White "Kalcheva, Natalia"]
[Black "Savova, Stefka"]
[Result "1/2-1/2"]
[ECO "A55"]
[WhiteElo "2025"]
[BlackElo "2245"]
[PlyCount "49"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 d6 3. d4 Nbd7 4. Nc3 c6 5. e4 e5 6. Be2 Be7 7. 0-0 0-0 8. Be3 a6 9. d5 cxd5 10. cxd5 b5 11. b4 Nb6 12. Nd2 Bd7 13. Rc1 Qb8 14. h3 Rc8 15. Qb3 Ra7 16. Rc2 Rac7 17. Rfc1 Be8 18. Nd1 Rxc2 19. Rxc2 Na4 20. Nb2 Rxc2 21. Qxc2 Nxb2 22. Qxb2 Qc7 23. Bd3 Bd8 24. Qc2 Qxc2 25. Bxc2 1/2-1/2

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "3"]
[White "Kalcheva, Natalia"]
[Black "Zlatanova, Emilia"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "2025"]
[BlackElo "2110"]
[PlyCount "42"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Bf4 Bf5 6. Nc3 Nc6 7. e3 e6 8. Bd3 Bg6 9. 0-0 Bd6 10. Bxd6 Qxd6 11. Rc1 0-0 12. Bxg6 hxg6 13. Qe2 Rac8 14. a3 a6 15. Rc2 Rc7 16. Rfc1 Rfc8 17. Na4 Nd7 18. Nc5 Nxc5 19. Rxc5 Ne7 20. Rxc7 Rxc7 21. Rxc7 Qxc7 1/2-1/2

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "9"]
[White "Marinova, Elka"]
[Black "Kalcheva, Natalia"]
[Result "1-0"]
[ECO "B68"]
[WhiteElo "2075"]
[BlackElo "2025"]
[PlyCount "65"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 Qc7 9. Nb3 Nc6 10. f4 Bd7 11. Be2 0-0-0 12. Bxf6 gxf6 13. Kb1 Kb8 14. Qe3 Na5 15. Nxa5 Qxa5 16. Qf3 Qb6 17. Bc4 Rc8 18. Bb3 Rhg8 19. g3 f5 20. Qh5 Rgf8 21. exf5 Rxc3 22. bxc3 a5 23. Rd4 a4 24. fxe6 axb3 25. exd7 Qc6 26. Qd5 bxa2+ 27. Kxa2 Qxd5+ 28. Rxd5 Kc7 29. Rb5 Kc6 30. c4 Bf6 31. Re1 Ra8+ 32. Kb3 Ra7 33. Rf5 1-0

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "6"]
[White "Nestorova, Lozanka"]
[Black "Kalcheva, Natalia"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2155"]
[BlackElo "2025"]
[PlyCount "83"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 b6 4. g3 Bb7 5. Bg2 e6 6. 0-0 Be7 7. d4 cxd4 8. Qxd4 d6 9. Rd1 a6 10. Bg5 Nbd7 11. Qd2 0-0 12. Bf4 d5 13. Ne5 Nxe5 14. Bxe5 Ng4 15. Qf4 f5 16. Bc7 Qc8 17. Bxb6 dxc4 18. Qc7 Qxc7 19. Bxc7 Bxg2 20. Kxg2 Bc5 21. Bd6 Bxd6 22. Rxd6 Rfb8 23. Rxe6 Rxb2 24. Rc1 Kf7 25. Rc6 Ne5 26. Rc7+ Kg6 27. Kf1 Rd8 28. Rc5 Re8 29. h3 Re6 30. a4 Kf7 31. f4 Nd7 32. Rxf5+ Nf6 33. Kf2 g6 34. Re5 Rxe5 35. fxe5 Nd7 36. Ke3 Nxe5 37. Kd4 Ke6 38. Rb1 Rxb1 39. Nxb1 Kd6 40. Nd2 c3 41. Ne4+ Ke6 42. Nxc3 1-0

[Event "BUL-ch (Women)"]
[Site "Sofia"]
[Date "1987.??.??"]
[Round "2"]
[White "Vitanova, Rozalina"]
[Black "Kalcheva, Natalia"]
[Result "1/2-1/2"]
[ECO "C98"]
[WhiteElo "2085"]
[BlackElo "2025"]
[PlyCount "43"]
[EventDate "1987.??.??"]
[EventType "tourn"]
[EventRounds "12"]
[EventCountry "BUL"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Nc6 13. d5 Nd8 14. Nf1 Ne8 15. Ng3 g6 16. Bh6 Ng7 17. Qd2 f6 18. h4 Nf7 19. Bxg7 Kxg7 20. h5 Bd7 21. Rf1 c4 22. Nh2 1/2-1/2

[Event "BUL corr"]
[Site "Bulgaria"]
[Date "1985.??.??"]
[Round "?"]
[White "Kalcheva, Natalia"]
[Black "Jugashvili"]
[Result "1-0"]
[ECO "A17"]
[PlyCount "113"]
[EventDate "1985.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "BUL"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4 6. d3 0-0 7. Bd2 a5 8. 0-0 d6 9. b3 Bxc3 10. Bxc3 e5 11. a3 c5 12. b4 Nc6 13. bxc5 bxc5 14. Rb1 Qc7 15. Qd2 a4 16. Rb2 Ra7 17. e3 Ne7 18. Rfb1 Bc6 19. e4 Nd7 20. Bh3 h6 21. Nh4 Raa8 22. f4 Rfb8 23. Bxd7 Rxb2 24. Qxb2 Qxd7 25. f5 Kh7 26. Qc1 Qc7 27. Rb2 Rb8 28. Qb1 Rxb2 29. Qxb2 Bd7 30. Ng2 g6 31. g4 gxf5 32. gxf5 Nc6 33. Ne3 Qd8 34. Nd5 Nd4 35. Bxd4 exd4 36. Qg2 Qh4 37. Qg3 Qxg3+ 38. hxg3 Bc6 39. Nb6 h5 40. Nc8 Kg7 41. Nxd6 Kf6 42. Kf2 Ke7 43. Nc8+ Kf6 44. Kf3 Ke5 45. Nb6 f6 46. Nd5 Be8 47. Nf4 Kd6 48. Ng6 Bd7 49. Kf4 Bc6 50. e5+ fxe5+ 51. Nxe5 Bg2 52. f6 Bh3 53. f7 Ke7 54. Kg5 h4 55. gxh4 Be6 56. Kg6 Kf8 57. h5 1-0

