[Event "Salta Clarin op"]
[Site "Salta"]
[Date "1995.??.??"]
[Round "4"]
[White "Villegas, Sandra"]
[Black "Ginzburg, Maximiliano"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2065"]
[BlackElo "2440"]
[PlyCount "90"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bg4 10. Be2 Bxf3 11. gxf3 Qh4+ 12. Bf2 Qf4 13. Qd2 Qxd2+ 14. Kxd2 0-0-0 15. Ne4 Bb4+ 16. Kc2 Nxd4+ 17. Bxd4 Rxd4 18. a3 Be7 19. Rad1 Rxd1 20. Rxd1 Rd8 21. Rxd8+ Kxd8 22. b4 g5 23. Kd3 Nd7 24. Kd4 Nb8 25. b5 b6 26. a4 Nd7 27. Bd3 h6 28. Bc2 Ba3 29. Kc3 Nxe5 30. Bd1 Ke7 31. Kb3 Bd6 32. a5 f5 33. axb6 axb6 34. Ng3 Nd3 35. Nf1 h5 36. Kc3 Nf2 37. Bc2 g4 38. fxg4 hxg4 39. Kd4 Kf6 40. Ke3 Nh3 41. Ke2 Bf4 42. Ng3 Ke5 43. Kf1 Bxg3 44. hxg3 Kd4 45. Bb1 Ng5 0-1

[Event "Olympiad Women-31"]
[Site "Moscow"]
[Date "1994.12.15"]
[Round "13"]
[White "Lindri, Juni Wijayanti"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2170"]
[BlackElo "2065"]
[PlyCount "137"]
[EventDate "1994.12.01"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Indonesia (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "INA"]
[BlackTeamCountry "ARG"]

1. e4 b6 2. d4 Bb7 3. f3 e6 4. Be3 d5 5. e5 c5 6. c3 Nc6 7. a3 Nge7 8. Bd3 Nf5 9. Bxf5 exf5 10. Ne2 Qd7 11. 0-0 Be7 12. Re1 0-0 13. Qd3 a5 14. Nd2 Ba6 15. Qb1 Rfc8 16. Nf1 a4 17. Nfg3 g6 18. Bf2 Na5 19. Qd1 Nb3 20. Rb1 Bg5 21. f4 Bh6 22. Nc1 Na5 23. Qf3 Bc4 24. Be3 Qb5 25. h4 Rc6 26. h5 Nb3 27. Nxb3 Bxb3 28. Qf2 Rac8 29. hxg6 hxg6 30. Nf1 Bc4 31. Nh2 Bd3 32. Rbd1 Be4 33. Rd2 R6c7 34. Qh4 Bg7 35. g4 Qd7 36. Kf2 Qe7 37. Qg3 Rc6 38. Rf1 Kf8 39. gxf5 Bxf5 40. Nf3 c4 41. Nh4 Qe6 42. Qg5 Bh8 43. Ke1 Ke8 44. Rh2 Kd7 45. Nxf5 Qxf5 46. Qxf5+ gxf5 47. Rh7 Rf8 48. Rfh1 Rcc8 49. R1h6 Ke7 50. Bf2 Rce8 51. Rd6 Rg8 52. Rxd5 Bg7 53. Bh4+ Kf8 54. Rd7 Rh8 55. Rxh8+ Bxh8 56. Rb7 f6 57. Rxb6 fxe5 58. dxe5 Kf7 59. Rb4 Rc8 60. Rxa4 Rc6 61. Ke2 Bg7 62. Ra7+ Kg6 63. Rb7 Bf8 64. Bf2 Kh5 65. Kf3 Kg6 66. Rb6 Rxb6 67. Bxb6 Kf7 68. a4 Ke6 69. a5 1-0

[Event "Olympiad Women-31"]
[Site "Moscow"]
[Date "1994.12.11"]
[Round "10"]
[White "Blanco Acevedo, Maria Carolina"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "E18"]
[BlackElo "2065"]
[PlyCount "86"]
[EventDate "1994.12.01"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Venezuela (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "VEN"]
[BlackTeamCountry "ARG"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 d6 8. Re1 Nbd7 9. e4 e5 10. Qc2 c6 11. b3 Qc7 12. Bb2 a6 13. Rad1 Rfe8 14. Nh4 g6 15. Qd2 Rad8 16. Bh3 Bc8 17. Rf1 Nh5 18. Nf3 Bf8 19. Bg2 Bg7 20. d5 c5 21. Ne1 Ndf6 22. Nd3 Qe7 23. f4 exf4 24. gxf4 Ng4 25. h3 Bd4+ 26. Nf2 Ne3 27. Ne2 Nxf1 28. Rxf1 Bxb2 29. Qxb2 f5 30. Kh2 fxe4 31. Nxe4 Bf5 32. N2c3 Qg7 33. Ng5 Re3 34. Nd1 Qxb2 35. Nxb2 Kg7 36. Nd1 Re2 37. a4 h6 38. Nc3 Re3 39. Nge4 Bxe4 40. Nxe4 Nf6 41. Nd2 Rde8 42. Rf3 Rxf3 43. Bxf3 Re3 0-1

[Event "Olympiad Women-31"]
[Site "Moscow"]
[Date "1994.12.10"]
[Round "9"]
[White "Puuska, Heini"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "E44"]
[BlackElo "2065"]
[PlyCount "42"]
[EventDate "1994.12.01"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Finland (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "FIN"]
[BlackTeamCountry "ARG"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 b6 6. a3 Be7 7. e4 d6 8. Ng3 e5 9. d5 a5 10. Nf5 Kh8 11. h4 Nxe4 12. Nxe7 Nxc3 13. Ng6+ fxg6 14. bxc3 Qf6 15. Be3 Na6 16. Be2 Nc5 17. f3 Bd7 18. g4 e4 19. Bd4 Qf4 20. Rh3 Rae8 21. Kf1 Bxg4 0-1

[Event "Olympiad Women-31"]
[Site "Moscow"]
[Date "1994.12.08"]
[Round "7"]
[White "Reprun, Nadejda"]
[Black "Villegas, Sandra"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2115"]
[BlackElo "2065"]
[PlyCount "86"]
[EventDate "1994.12.01"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Uzbekistan (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "UZB"]
[BlackTeamCountry "ARG"]

1. e4 b6 2. Nc3 Bb7 3. Nf3 e6 4. d4 Bb4 5. Bd3 Nf6 6. Qe2 d5 7. exd5 Bxd5 8. 0-0 Bxc3 9. bxc3 0-0 10. Bg5 h6 11. Bh4 Nbd7 12. Ne5 Qc8 13. c4 Bb7 14. c3 c5 15. Bc2 Qc7 16. Rfe1 cxd4 17. cxd4 Nxe5 18. dxe5 Nd7 19. Rac1 Rac8 20. Be7 Rfe8 21. Bd6 Qd8 22. Qd3 g6 23. Qe3 Qg5 24. Qxg5 hxg5 25. Ba4 Bc6 26. Bb5 Nc5 27. Bxc5 bxc5 28. Bxc6 Rxc6 29. Red1 Ra6 30. Rc2 Rb8 31. g3 Rb7 32. Rd8+ Kg7 33. Rc8 Ra5 34. Kg2 Rb4 35. Rc7 g4 36. h4 gxh3+ 37. Kxh3 Rba4 38. Kg2 Rxa2 39. Rxa2 Rxa2 40. Rxc5 g5 41. g4 Ra3 42. Rc7 a5 43. Ra7 Ra4 1/2-1/2

[Event "Olympiad Women-31"]
[Site "Moscow"]
[Date "1994.12.06"]
[Round "6"]
[White "Mortensen, Beatrix"]
[Black "Villegas, Sandra"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2100"]
[BlackElo "2065"]
[PlyCount "78"]
[EventDate "1994.12.01"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Denmark (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "ARG"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Bd7 7. b4 cxd4 8. cxd4 Rc8 9. Be2 Nge7 10. 0-0 Ng6 11. Be3 Be7 12. Nbd2 f5 13. exf6 Bxf6 14. Nb3 0-0 15. Nc5 Rf7 16. Ng5 Bxg5 17. Bxg5 a5 18. Bg4 Nf8 19. Rb1 axb4 20. axb4 Ra8 21. Qd2 Qb5 22. Rfe1 Qb6 23. Qc3 Re8 24. Bh5 g6 25. Bg4 Bc8 26. Bh6 Nd8 27. h4 Qd6 28. Ra1 b6 29. Nd3 Nc6 30. Rab1 Qe7 31. Bg5 Qd6 32. Bf3 Ra7 33. Bf4 Qe7 34. Bg5 Qd6 35. b5 Na5 36. Ne5 Nc4 37. Re2 Nxe5 38. dxe5 Qd7 39. Rbe1 Qf7 1/2-1/2

[Event "Olympiad Women-31"]
[Site "Moscow"]
[Date "1994.12.04"]
[Round "4"]
[White "Villegas, Sandra"]
[Black "Leger, Manon"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2065"]
[PlyCount "82"]
[EventDate "1994.12.01"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Argentina (W)"]
[BlackTeam "Canada (W)"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "CAN"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Bc4 0-0 5. 0-0 d6 6. Re1 c6 7. Bb3 Nbd7 8. Qe2 Nc5 9. d3 h6 10. a3 Nxb3 11. cxb3 Ba5 12. h3 Re8 13. b4 Bc7 14. Qc2 Bd7 15. Ne2 d5 16. Ng3 Rc8 17. Qe2 Bd6 18. Be3 d4 19. Bd2 c5 20. bxc5 Bxc5 21. Nh4 Qb6 22. b4 Bf8 23. f4 exf4 24. Nh5 Nxh5 25. Qxh5 Rc2 26. Nf3 g5 27. h4 g4 28. Ne5 Rxe5 29. Qxe5 Rxd2 30. Qxf4 Rxd3 31. e5 Bg7 32. Rf1 Be6 33. Rac1 Rc3 34. Rcd1 d3+ 35. Kh1 Rxa3 36. Rc1 Rb3 37. Rc8+ Bf8 38. Qxh6 Bxc8 39. Qf4 Be6 40. Qg5+ Bg7 41. h5 Kh7 0-1

[Event "Olympiad Women-31"]
[Site "Moscow"]
[Date "1994.12.02"]
[Round "2"]
[White "Kondou, Eva"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2230"]
[BlackElo "2065"]
[PlyCount "103"]
[EventDate "1994.12.01"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Greece (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "GRE"]
[BlackTeamCountry "ARG"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 Be7 9. Bd3 b5 10. 0-0 g6 11. Qf2 b4 12. Nd1 Qb6 13. Kh1 c4 14. Be2 Qc7 15. Qg3 Nb6 16. Qh3 Bd7 17. Bf2 f6 18. exf6 Bxf6 19. Ne5 0-0 20. Nxd7 Qxd7 21. Bg4 Rae8 22. c3 Na8 23. Ne3 Nc7 24. Bh4 Bxh4 25. Qxh4 bxc3 26. bxc3 Nb5 27. Rac1 Ne7 28. Rfe1 Nf5 29. Qh3 Nbd6 30. Rc2 Nxe3 31. Qxe3 Ne4 32. Bf3 Nd6 33. g3 Rf7 34. Rb1 Rff8 35. Rcb2 Rf5 36. Qe2 Qc7 37. Bg4 Rf6 38. Qe5 Qe7 39. Bf3 Rf5 40. Qe3 Nb5 41. Rb4 Qd7 42. a4 Nc7 43. Bg4 a5 44. Rb7 Rf7 45. Qe5 h5 46. Bh3 Qe7 47. Rf1 h4 48. Rg1 hxg3 49. Rxg3 Rh7 50. Rxc7 Qxc7 51. Bxe6+ Rxe6 52. Qxe6+ 1-0

[Event "Olympiad Women-31"]
[Site "Moscow"]
[Date "1994.12.01"]
[Round "1"]
[White "Villegas, Sandra"]
[Black "Lopez, Nayeli"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "2065"]
[PlyCount "56"]
[EventDate "1994.12.01"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "RUS"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Argentina (W)"]
[BlackTeam "Mexico (W)"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "MEX"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Bc4 Bd7 9. Qd2 Rc8 10. Bb3 0-0 11. g4 Qa5 12. h4 h5 13. gxh5 Qxh5 14. Qf2 a6 15. Rg1 Bh6 16. Bxh6 Qxh6 17. Nf5 Bxf5 18. exf5 Kh7 19. Bxf7 gxf5 20. Bg6+ Kh8 21. Bxf5 Rcd8 22. Rg6 Qf4 23. Bd3 Nd4 24. Ne2 Nxe2 25. Kxe2 Qe5+ 26. Kd2 Qf4+ 27. Ke2 Qe5+ 28. Kd2 Qf4+ 1/2-1/2

[Event "FMDA-FAPC m"]
[Site "Cordoba"]
[Date "1994.??.??"]
[Round "10"]
[White "Celis, Guillermo"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "C06"]
[BlackElo "2005"]
[PlyCount "56"]
[EventDate "1994.??.??"]
[EventType "team"]
[EventRounds "1"]
[EventCountry "ESP"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 Qb6 9. Nf3 Be7 10. 0-0 f6 11. exf6 Nxf6 12. Nc3 0-0 13. a3 a6 14. Rb1 Kh8 15. Bc2 Bd7 16. Be3 Be8 17. Ne5 Bd6 18. Qd3 Qc7 19. f4 Ne7 20. Qe2 Rc8 21. Rbc1 Qa5 22. Bd3 b5 23. g4 Qb6 24. Rf3 Ne4 25. Rh3 g6 26. Bxe4 dxe4 27. Qf2 Qb7 28. Re1 Bxa3 0-1

[Event "Maffeis Memorial"]
[Site "Cordoba"]
[Date "1993.??.??"]
[Round "9"]
[White "Bazan, Gerardo"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "E50"]
[BlackElo "2030"]
[PlyCount "125"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. e3 0-0 6. Qb3 Be7 7. Be2 b6 8. cxd5 exd5 9. 0-0 Bb7 10. Rd1 Nbd7 11. Ne5 c6 12. f4 Qc7 13. Bf3 b5 14. Bd2 Nb6 15. Rac1 Bd6 16. e4 b4 17. Na4 dxe4 18. Be2 Nbd5 19. Nc5 Bxc5 20. Rxc5 a5 21. Rdc1 e3 22. Bxe3 a4 23. Qd3 Ba6 24. R5c4 Bxc4 25. Rxc4 Nxe3 26. Qxe3 Nd5 27. Qe4 Rac8 28. Bd1 f5 29. Qd3 Nb6 30. Rxb4 Qd8 31. Rxa4 Nxa4 32. Bb3+ Rf7 33. Bxf7+ Kf8 34. Qa3+ c5 35. Qxa4 cxd4 36. Bc4 g6 37. Qb4+ Kg7 38. Nd3 Qe8 39. Qb7+ Kh6 40. Ne5 Rb8 41. Qa7 Rxb2 42. Qxd4 Rb7 43. h3 Qf8 44. Qd5 Qe7 45. Nf7+ Kg7 46. Ne5 Rb8 47. Kh2 Rd8 48. Qf3 Ra8 49. a4 Qa7 50. Bb5 Rc8 51. Bd3 Rc1 52. Bb5 Ra1 53. Nd3 Rb1 54. Qe2 Kh6 55. Ne1 Qd4 56. Nd3 Qa7 57. Qe5 Rd1 58. Nc5 Rc1 59. Nd3 Rd1 60. Qe8 Qg1+ 61. Kg3 Rd2 62. Kh4 Qd4 63. Qf8+ 1-0

[Event "Maffeis Memorial"]
[Site "Cordoba"]
[Date "1993.??.??"]
[Round "3"]
[White "Bazan, Osvaldo"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2255"]
[BlackElo "2030"]
[PlyCount "60"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. b3 Bg4 5. Bb2 Bxf3 6. exf3 e6 7. 0-0 Bd6 8. Re1 0-0 9. d4 Qb6 10. Nc3 Nbd7 11. f4 Rfe8 12. Qd3 a6 13. Rad1 Rac8 14. Re2 Qc7 15. Nb1 b5 16. c4 Bf8 17. cxb5 axb5 18. a3 g6 19. Rc1 Qb6 20. Rec2 Rc7 21. h3 Rec8 22. Nd2 c5 23. dxc5 Bxc5 24. Kf1 Be7 25. Bf3 Nc5 26. Qd4 Qd6 27. Kg2 Nxb3 28. Rxc7 Nxd4 29. Rxc8+ Kg7 30. Bxd4 h6 1-0

[Event "Maffeis Memorial"]
[Site "Cordoba"]
[Date "1993.??.??"]
[Round "7"]
[White "Comp MChess 386"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "C14"]
[BlackElo "2030"]
[PlyCount "69"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Qd2 a6 8. Nd1 c5 9. c3 Nc6 10. Nf3 b5 11. Bd3 Bb7 12. Ne3 cxd4 13. cxd4 Nb6 14. 0-0 Qb4 15. Qc2 Rc8 16. a3 Qe7 17. Qb1 h6 18. b3 Na5 19. Qb2 0-0 20. Rfb1 Nd7 21. Qd2 Nc6 22. a4 b4 23. Rc1 f5 24. a5 g5 25. h3 h5 26. Bxf5 exf5 27. Nxd5 Qg7 28. Nxg5 Nxd4 29. Qxd4 Qxg5 30. Rxc8 Rxc8 31. Rd1 Re8 32. Qxb4 Bc6 33. Qd6 Nxe5 34. f4 Nf7 35. Qxc6 1-0

[Event "Maffeis Memorial"]
[Site "Cordoba"]
[Date "1993.??.??"]
[Round "5"]
[White "Moscovich, Fabian"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2055"]
[BlackElo "2030"]
[PlyCount "90"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 cxd4 9. Nxd4 Qc7 10. Be2 Bb4 11. 0-0 0-0 12. Rf3 Nb6 13. a3 Be7 14. b3 Bd7 15. Bd3 g6 16. Nce2 f6 17. Nxc6 bxc6 18. exf6 Bxf6 19. Raf1 c5 20. Qa5 d4 21. Bd2 Ra7 22. Ng3 Bc6 23. Be4 Be7 24. h4 Bb5 25. Re1 Bxh4 26. a4 Bd7 27. Re2 Qd6 28. Be1 Nd5 29. b4 Nxf4 30. Ref2 g5 31. bxc5 Qc7 32. Qb6 Rb8 33. Qxc7 Rxc7 34. Ba5 Rxc5 35. Bd2 e5 36. Kh2 Rb6 37. Rf1 Bxg3+ 38. Kxg3 Bxa4 39. Kh2 Rh6+ 40. Kg1 Rb6 41. g3 g4 42. Rxf4 exf4 43. Rxf4 Rb1+ 44. Kg2 h5 45. Rf6 Bxc2 0-1

[Event "Maffeis Memorial"]
[Site "Cordoba"]
[Date "1993.??.??"]
[Round "8"]
[White "Villegas, Sandra"]
[Black "Bertona, Fernando"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2030"]
[BlackElo "2320"]
[PlyCount "72"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Qa5+ 10. c3 Be7 11. Bd3 Qb6 12. Qe2 Rb8 13. a3 a5 14. c4 f5 15. Nd6+ Bxd6 16. exd6 Nf6 17. Bxf5 0-0 18. Bd3 Ba6 19. Rb1 Qd4 20. Be3 Qxd6 21. Rd1 Qe7 22. Bd4 Kh8 23. 0-0 a4 24. Rf3 c5 25. Bc3 Bb7 26. Rh3 Rf7 27. Bg6 Bc6 28. Rxh7+ Kg8 29. Bxf6 Rxf6 30. Qh5 Rxg6 31. Qxg6 Qf6 32. Qxf6 gxf6 33. Rh3 Rxb2 34. Rg3+ Kf7 35. h4 d5 36. cxd5 exd5 1/2-1/2

[Event "Maffeis Memorial"]
[Site "Cordoba"]
[Date "1993.??.??"]
[Round "1"]
[White "Villegas, Sandra"]
[Black "Gimenez, Ismael"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2030"]
[BlackElo "2230"]
[PlyCount "34"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. fxg7 cxd2+ 6. Bxd2 Bxg7 7. c3 Qd5 8. Qf3 Qxf3 9. Nxf3 Bg4 10. h3 Bf5 11. Bf4 Nd7 12. Bc4 e6 13. Rd1 0-0-0 14. 0-0 Nb6 15. Be2 Nd5 16. Bg3 Bg6 17. Rfe1 Ne7 1/2-1/2

[Event "Maffeis Memorial"]
[Site "Cordoba"]
[Date "1993.??.??"]
[Round "2"]
[White "Villegas, Sandra"]
[Black "Henderson, E."]
[Result "1/2-1/2"]
[ECO "B88"]
[WhiteElo "2030"]
[PlyCount "88"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "ESP"]
[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 Nc6 6. Bc4 a6 7. Bb3 Bd7 8. 0-0 e6 9. Be3 b5 10. a3 Na5 11. Kh1 Rc8 12. f4 Nc4 13. Bxc4 Rxc4 14. e5 Ng8 15. Qf3 g6 16. Rad1 d5 17. g4 h5 18. g5 Bc5 19. Nce2 Bb6 20. c3 Ne7 21. Qh3 0-0 22. Ng3 Kg7 23. Rd3 Qc7 24. Bg1 Rc8 25. Nge2 Qb7 26. Qg2 a5 27. f5 exf5 28. Nf4 Bxd4 29. Bxd4 Be6 30. Rfd1 b4 31. axb4 axb4 32. b3 R4c7 33. cxb4 Qxb4 34. Qd2 Qxd2 35. R1xd2 Rb7 36. Ra2 Rc1+ 37. Kg2 Nc6 38. Be3 Rb1 39. Ra3 Kf8 40. Bc5+ Ke8 41. Nxd5 Rb2+ 42. Kh1 Bxd5+ 43. Rxd5 R7xb3 44. Ra6 Nd8 1/2-1/2

[Event "Maffeis Memorial"]
[Site "Cordoba"]
[Date "1993.??.??"]
[Round "6"]
[White "Villegas, Sandra"]
[Black "Redolfi, Argentino Rodolfo"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "2030"]
[PlyCount "80"]
[EventDate "1993.??.??"]
[EventType "tourn"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 h6 6. h4 Bg4 7. Qd2 Nh5 8. Be3 e5 9. dxe5 dxe5 10. Qxd8+ Kxd8 11. Bc4 Ke8 12. Nd5 Kd8 13. Nh2 Be6 14. 0-0-0 Nd7 15. Bb3 c6 16. Nc3 Bxb3 17. cxb3 Nf4 18. g3 Ne6 19. b4 Ke7 20. f4 Nb6 21. f5 Nd4 22. Bxd4 exd4 23. Ne2 a5 24. fxg6 fxg6 25. Nf4 Rhd8 26. Nxg6+ Kf7 27. h5 axb4 28. Rhf1+ Ke8 29. Kb1 Ra5 30. e5 c5 31. e6 Rd6 32. e7 Nd7 33. Rf5 Raa6 34. Re1 Rf6 35. Rd5 Rae6 36. Rxe6 Rxe6 37. b3 Re1+ 38. Kc2 Re2+ 39. Kd3 Rxh2 40. Ke4 Nf6+ 0-1

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "7"]
[White "Alvarez, Veronica"]
[Black "Villegas, Sandra"]
[Result "1/2-1/2"]
[ECO "C06"]
[BlackElo "2030"]
[PlyCount "121"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. 0-0 0-0 12. Bg5 Qc7 13. Nc3 a6 14. Bh4 Nh5 15. Re1 g6 16. Bg5 Qg7 17. Be3 Nf4 18. Bf1 Rf5 19. g3 g5 20. Kh1 g4 21. Nh4 Rh5 22. Ne2 Ng6 23. Nxg6 hxg6 24. Bf4 Qh7 25. h4 Be7 26. Kg1 g5 27. Be5 Nxe5 28. dxe5 Bd7 29. Bg2 Rf8 30. hxg5 Bxg5 31. Nd4 Qf7 32. Rf1 Be7 33. Rc1 Bd8 34. Qxg4+ Rg5 35. Qf3 Qg7 36. Qb3 Qxe5 37. Nf3 Rxf3 38. Qxf3 Bc6 39. Rce1 Qd6 40. Qe3 Rg6 41. Qe5 Qxe5 42. Rxe5 Bc7 43. Re3 e5 44. Rc1 e4 45. Ra3 Bb6 46. Rb3 Ba7 47. Rbc3 Bd4 48. R3c2 Rxg3 49. Rxc6 bxc6 50. Rxc6 Rd3 51. Rc2 a5 52. Bf1 Rg3+ 53. Bg2 Rg5 54. b3 Kf7 55. a3 Bb6 56. b4 axb4 57. axb4 Rg6 58. Kf1 Rf6 59. Ke1 Kg6 60. Rd2 Rf5 61. Rxd5 1/2-1/2

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "3"]
[White "Dhar Barua, Saheli"]
[Black "Villegas, Sandra"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2045"]
[BlackElo "2030"]
[PlyCount "151"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bd3 Nf6 5. a3 d5 6. e5 Nfd7 7. Nce2 c5 8. c3 Nc6 9. Nf3 Be7 10. 0-0 Rc8 11. Re1 a6 12. Ng3 g6 13. Qe2 b5 14. Bh6 Qb6 15. Qe3 Na5 16. Bg7 Rg8 17. Qh6 Bf8 18. Bxf8 Nxf8 19. Qf4 Nb3 20. Rad1 cxd4 21. cxd4 Nd7 22. Ng5 Rg7 23. Qh4 h5 24. Ne2 Qd8 25. Qf4 Qe7 26. h4 Nb6 27. Nc1 Na5 28. Re2 Na4 29. Na2 Nb6 30. Rc1 Nbc4 31. Rc3 Nc6 32. Rec2 a5 33. Bf1 Rc7 34. Rf3 Kd8 35. Nc3 Ba6 36. b3 Nxa3 37. Ra2 Nb8 38. Qd2 b4 39. Na4 Bxf1 40. Kxf1 Na6 41. Re3 Qd7 42. Nf3 Qc6 43. Ne1 Rg8 44. Re2 Qc1 45. Qd3 Rc6 46. Red2 Ke7 47. Ke2 Rgc8 48. Qf3 Qb1 49. Rab2 Qf5 50. Qxf5 gxf5 51. Nd3 Nb5 52. Ke3 Nc3 53. Nac5 Nxc5 54. Nxc5 Nb5 55. Rdc2 R8c7 56. Ra2 Na3 57. Rc1 f6 58. f4 fxe5 59. fxe5 Kf7 60. Rf1 Kg6 61. Rf3 Kh6 62. Rg3 Rg7 63. Rxg7 Kxg7 64. Kf4 Kf7 65. Kg5 Rc8 66. Kxh5 Rg8 67. Nb7 Rg4 68. Nxa5 Rg3 69. Nc6 Rxb3 70. Nxb4 Nb5 71. Nc6 Rc3 72. Rb2 Nc7 73. Na5 Ke7 74. Kh6 Rg3 75. Kh5 Rg4 76. Nb3 1/2-1/2

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "5"]
[White "Guenther, Anetta"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2030"]
[BlackElo "2030"]
[PlyCount "90"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. a3 cxd4 7. cxd4 Qb6 8. Nc3 Bd7 9. g3 Rc8 10. Na4 Qc7 11. Bh3 Ng6 12. 0-0 b5 13. Nc3 Na5 14. Ne1 b4 15. axb4 Bxb4 16. Na4 Qc4 17. Ng2 Bb5 18. Ne3 Qc6 19. Nc3 Bxf1 20. Bxf1 0-0 21. Bb5 Qb6 22. Qa4 Bxc3 23. bxc3 Nc4 24. Nxc4 dxc4 25. Ba3 Rfd8 26. Bd6 Rxd6 27. exd6 Qxd6 28. Qxa7 h6 29. Ra6 Qd5 30. Qd7 Qxd7 31. Bxd7 Rc7 32. Bb5 Ne7 33. Ra8+ Kh7 34. Ra4 Nd5 35. Bxc4 Nxc3 36. Bd3+ g6 37. Ra3 Nd5 38. Rb3 Kg7 39. Kg2 h5 40. Ba6 Ra7 41. Bb5 g5 42. Bc6 Ra5 43. Rb7 Kf6 44. Be8 Ne7 45. Rd7 Ra8 0-1

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "11"]
[White "Hernandez Penna, Sabina"]
[Black "Villegas, Sandra"]
[Result "1/2-1/2"]
[ECO "C01"]
[BlackElo "2030"]
[PlyCount "93"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. a3 Be7 7. Nce2 Bg4 8. c3 Nf6 9. Qc2 Bd6 10. Ng3 g6 11. N1e2 Qe7 12. Bg5 h6 13. Be3 0-0-0 14. 0-0-0 Nd7 15. Rde1 Qf6 16. h3 Bxe2 17. Nxe2 Nb6 18. Kb1 Na5 19. Ka2 Nac4 20. Rhf1 Kb8 21. Bc1 Rhe8 22. b3 Na5 23. g3 Re7 24. Nf4 Rde8 25. Rxe7 Rxe7 26. Ng2 g5 27. Ne3 Re8 28. Nf5 Bf8 29. f4 gxf4 30. Bxf4 Qc6 31. a4 a6 32. Bc1 Ka8 33. g4 Nd7 34. Ne3 Nf6 35. Nd1 Qd6 36. Rf5 Re1 37. Ne3 Rh1 38. Rf1 Rxh3 39. Qd2 Rh2 40. Rf2 Rxf2 41. Qxf2 Qb6 42. Bc2 Qe6 43. Bf5 Qd6 44. Bb2 Nc6 45. Qf3 Kb8 46. Bd3 Qe6 47. Bf5 1/2-1/2

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "1"]
[White "Kadimova, Ilaha"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2270"]
[BlackElo "2030"]
[PlyCount "155"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 c6 8. Nge2 0-0 9. Qc2 Re8 10. 0-0 Ne4 11. Bxe7 Qxe7 12. Rae1 Ndf6 13. Nd1 Qc7 14. f3 Nd6 15. Ng3 Qb6 16. Kh1 Bd7 17. Qf2 Re7 18. e4 dxe4 19. fxe4 Ng4 20. Qg1 Rae8 21. h3 Nh6 22. e5 Nb5 23. Re4 Be6 24. Qe3 Rd7 25. Qg5 Qd8 26. Rf6 Nxd4 27. Rxd4 Rxd4 28. Nh5 Kf8 29. Qxg7+ Ke7 30. Nf2 Ng8 31. Rf3 Kd7 32. Bf5 Kc8 33. Qxf7 Bxf5 34. Qxf5+ Qd7 35. Ng7 Qxf5 36. Nxf5 Rd2 37. Nd6+ Rxd6 38. exd6 Kd7 39. Rf7+ Kxd6 40. Rxb7 Re2 41. Nd3 Rd2 42. Nf4 Ne7 43. Kh2 c5 44. a3 h6 45. Kg3 Nf5+ 46. Kg4 Nd4 47. g3 Kc6 48. Rxa7 Rxb2 49. Ra6+ Kb5 50. Rxh6 Rb3 51. Rh8 Rxa3 52. Rb8+ Kc6 53. Rc8+ Kd6 54. h4 Nc6 55. h5 Ne5+ 56. Kh3 Nf7 57. Kh4 Ra4 58. Kg4 Ra3 59. Rf8 Ke7 60. Ng6+ Ke6 61. Re8+ Kf6 62. Re4 Rb3 63. Rf4+ Kg7 64. Kh4 Rb4 65. g4 Rxf4 66. Nxf4 Kh6 67. Ne6 c4 68. g5+ Nxg5 69. Nxg5 c3 70. Nf7+ Kg7 71. Ne5 c2 72. Nd3 Kh6 73. Kg4 Kh7 74. Kg5 Kg7 75. h6+ Kh7 76. Kh5 Kg8 77. Kg6 Kh8 78. Ne5 1-0

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "13"]
[White "Krmelj, Natasa"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "E36"]
[WhiteElo "2130"]
[BlackElo "2030"]
[PlyCount "189"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 Nbd7 7. Nf3 0-0 8. Bg5 c6 9. cxd5 exd5 10. e3 Qe8 11. Bd3 Ne4 12. Qc2 Qe6 13. Bf4 h6 14. 0-0 Re8 15. Nd2 g5 16. Bc7 Ndf6 17. Nxe4 dxe4 18. Bc4 Nd5 19. Be5 f6 20. Bg3 Kh8 21. Rac1 Qf5 22. Qb3 Nb6 23. Rfd1 Be6 24. Bxe6 Qxe6 25. Qb4 Qe7 26. Qxe7 Rxe7 27. Rc5 Re6 28. Kf1 Kg7 29. Ke2 Nd5 30. h4 g4 31. Rdc1 Rd8 32. b4 a6 33. Kd2 Rd7 34. Kc2 Kg6 35. Kb3 f5 36. Be5 Rf7 37. g3 Rd7 38. a4 Kf7 39. b5 axb5 40. axb5 cxb5 41. Rxb5 Rb6 42. Rxb6 Nxb6 43. h5 Ke6 44. Rc5 Rd5 45. Bg7 Nd7 46. Rxd5 Kxd5 47. Bxh6 Nf6 48. Bf4 Nxh5 49. Be5 Ke6 50. Kc4 b6 51. Kb4 Kd5 52. Kb5 f4 53. Bxf4 Nf6 54. Kxb6 Ke6 55. Kc5 Nd5 56. Kc4 Nb6+ 57. Kb5 Nd5 58. Kc5 Nc3 59. Kc6 Nd5 60. Bd6 Nc3 61. Bf8 Nd5 62. Ba3 Nf6 63. Kc5 Nd7+ 64. Kc4 Nb6+ 65. Kb5 Nd7 66. Bc5 Kd5 67. Be7 Ke6 68. Bd8 Kd5 69. Be7 Ke6 70. Bg5 Kd5 71. Bf4 Nf6 72. Kb6 Ke6 73. Kc5 Nd7+ 74. Kc6 Nf6 75. Bg5 Nd5 76. Kc5 Nc3 77. d5+ Nxd5 78. Kd4 Nb4 79. Kxe4 Nd5 80. Bd8 Nc3+ 81. Kf4 Nd1 82. Kxg4 Nxf2+ 83. Kf3 Nd3 84. Bc7 Nc5 85. e4 Kf6 86. g4 Kg5 87. Bd8+ Kg6 88. e5 Ne6 89. Bf6 Nc5 90. Be7 Ne6 91. Ke4 Kf7 92. Bh4 Kg6 93. Kd5 Nf4+ 94. Kd6 Ng2 95. e6 1-0

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "9"]
[White "Quinones Mena, Jeannette"]
[Black "Villegas, Sandra"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2180"]
[BlackElo "2030"]
[PlyCount "69"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. Nc3 d5 5. cxd5 Nxd5 6. g3 Be6 7. Bg2 Qd7 8. Nf3 f6 9. 0-0 Bc5 10. Ne4 Bb6 11. d4 exd4 12. Nxd4 Nxd4 13. Bxd4 0-0 14. Nc5 Bxc5 15. Bxc5 Rfe8 16. Rc1 c6 17. e4 Nb6 18. Qxd7 Nxd7 19. Bd6 a5 20. Rc2 Bf7 21. Rd1 Rac8 22. Rcd2 Be6 23. f3 Kf7 24. Bf1 g6 25. Kf2 Red8 26. Ba3 b5 27. Bd6 Nb6 28. f4 a4 29. b4 Bg4 30. Rc1 Be6 31. e5 Bc4 32. Bh3 Be6 33. Bf1 Bc4 34. Bh3 Be6 35. Bf1 1/2-1/2

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "12"]
[White "Villegas, Sandra"]
[Black "Ambats, Jessica"]
[Result "1/2-1/2"]
[ECO "C66"]
[WhiteElo "2030"]
[PlyCount "123"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 exd4 6. Nxd4 Bd7 7. 0-0 Be7 8. Bxc6 bxc6 9. Re1 0-0 10. Bf4 Re8 11. h3 c5 12. Nf5 Bf8 13. Ng3 Bc6 14. Qd3 Nd7 15. Qa6 Nb6 16. Rad1 Qc8 17. Qd3 Nd7 18. Nf5 Ne5 19. Qg3 Ng6 20. Bg5 Bxe4 21. Nxg7 Bxg7 22. Nxe4 Qf5 23. f3 d5 24. Nf2 Qxc2 25. Ng4 Rxe1+ 26. Rxe1 Bd4+ 27. Kh2 Qxb2 28. Qxc7 Qb8 29. Nh6+ Kf8 30. Qxb8+ Rxb8 31. Nf5 Be5+ 32. Kh1 f6 33. Bh6+ Kf7 34. h4 Nxh4 35. Nxh4 Bg3 36. Rd1 Bxh4 37. Rxd5 Kg6 38. Bf4 Rf8 39. g3 Bg5 40. Bd6 Rd8 41. f4 Bh6 42. Rd2 Bf8 43. f5+ Kf7 44. Bf4 Rxd2 45. Bxd2 Bd6 46. Kg2 Be5 47. Kf3 Ke7 48. g4 Kd6 49. Ke4 c4 50. Bb4+ Kc6 51. g5 Bb2 52. Be7 Kd7 53. gxf6 Ke8 54. Bc5 a6 55. Kd5 Kf7 56. Kxc4 Bxf6 57. Kb4 Bd8 58. Bd4 h5 59. Bf2 Kg7 60. Kc5 Kf7 61. a4 h4 62. Bxh4 1/2-1/2

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "4"]
[White "Villegas, Sandra"]
[Black "Cherati, Mariana"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2030"]
[PlyCount "127"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Bb4 7. Nde2 Nf6 8. Bg2 Be7 9. 0-0 0-0 10. Bf4 d6 11. Qd2 Nc6 12. h3 Rb8 13. g4 Rd8 14. Rad1 b5 15. Ng3 b4 16. Nce2 Na5 17. b3 Nc6 18. g5 Ne8 19. Nh5 a5 20. Kh1 Ba6 21. Nhg3 Na7 22. h4 Rbc8 23. Rc1 Nb5 24. Rfd1 g6 25. Nf1 Bf8 26. Ne3 Bg7 27. Rg1 Nc3 28. Nxc3 Bxc3 29. Qd1 Qc5 30. Bf3 Bb2 31. Rb1 Bd4 32. Rc1 e5 33. Bg3 Bxe3 34. fxe3 Qxe3 35. Re1 Qc5 36. Qd2 Bb7 37. Kg2 Qc3 38. Qe2 Rc6 39. h5 Ba6 40. Qf2 Qc5 41. Qd2 Qc3 42. Qf2 Rdc8 43. hxg6 hxg6 44. Bd1 Qb2 45. Qd2 Qxa2 46. Re3 Rc3 47. Rxc3 Rxc3 48. Be1 Qb2 49. Kg1 a4 50. bxa4 Qa3 51. Rb1 Qxa4 52. Qd5 Rc5 53. Qd2 Rc4 54. Rxb4 Rxb4 55. Qxb4 Qxb4 56. Bxb4 Kg7 57. Bg4 Bb5 58. Kf2 f6 59. gxf6+ Kxf6 60. Kg3 Bc6 61. Bf3 Ke6 62. Kf2 Nf6 63. Ke3 g5 64. Be1 1/2-1/2

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "6"]
[White "Villegas, Sandra"]
[Black "Jelica, Mara"]
[Result "0-1"]
[ECO "B71"]
[WhiteElo "2030"]
[BlackElo "2160"]
[PlyCount "114"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Nc6 7. Bb5 Bd7 8. Be3 Nxd4 9. Bxd7+ Nxd7 10. Qxd4 Nf6 11. Nd5 Bg7 12. Qa4+ Kf8 13. 0-0-0 b5 14. Qd4 Ng4 15. Qd2 e6 16. Nc3 b4 17. Ne2 Nxe3 18. Qxe3 Qa5 19. Kb1 Ke7 20. Nd4 Rhc8 21. f5 exf5 22. exf5+ Kf8 23. fxg6 hxg6 24. Rhf1 Kg8 25. Qf3 Qc7 26. Rf2 Rab8 27. h4 Rf8 28. h5 Qc5 29. Nc6 Rbe8 30. hxg6 fxg6 31. Qb3+ d5 32. Rxf8+ Bxf8 33. Nxb4 Qxb4 34. Qxd5+ Kg7 35. a3 Qe4 36. Qb5 Re7 37. g3 Qf3 38. Rd3 Qf1+ 39. Ka2 Qf7+ 40. c4 Rc7 41. Rd4 Be7 42. Re4 Bd6 43. g4 Rb7 44. Qc6 Rb6 45. Qe8 Qxe8 46. Rxe8 Kf6 47. b4 Rb8 48. Re4 Rh8 49. c5 Be5 50. a4 Ke6 51. Kb3 Kd5 52. Re3 Rh4 53. c6 Bd6 54. Rc3 Rxg4 55. c7 Rxb4+ 56. Kc2 Bxc7 57. Rxc7 Rc4+ 0-1

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "8"]
[White "Villegas, Sandra"]
[Black "Larrachea Formas, Emilia Victoria"]
[Result "0-1"]
[ECO "C66"]
[WhiteElo "2030"]
[PlyCount "82"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 exd4 6. Nxd4 Bd7 7. 0-0 g6 8. Re1 Bg7 9. Bxc6 bxc6 10. e5 dxe5 11. Rxe5+ Kf8 12. Re1 c5 13. Nb3 c4 14. Na5 Ng4 15. Bf4 g5 16. Be3 Nxe3 17. Rxe3 Be6 18. Qf3 Bxc3 19. Rxc3 Bd5 20. Qf5 Kg7 21. Nxc4 Re8 22. Ne3 Be4 23. Qc5 c6 24. Rd1 Qf6 25. Rd6 Qf4 26. Rc4 f6 27. Rd7+ Kg6 28. Re7 f5 29. Rd4 Rad8 30. Rxe8 Rxe8 31. Rd6+ Kf7 32. Rd7+ Kg6 33. Qxa7 Qe5 34. Rxh7 Bd5 35. c3 f4 36. Nf1 Bg8 37. Rc7 Bd5 38. Qd4 Qxc7 39. a4 Qe5 40. Qd3+ Qe4 41. Qd1 Qxg2# 0-1

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "10"]
[White "Villegas, Sandra"]
[Black "Poljak, Srebrenka"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "2030"]
[PlyCount "67"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. 0-0 0-0 6. d3 d6 7. Bg5 Bxc3 8. bxc3 Qe7 9. Re1 Nd8 10. d4 Ne6 11. Bc1 c5 12. Bc4 Rd8 13. Rb1 cxd4 14. cxd4 Nxd4 15. Nxd4 exd4 16. Qxd4 d5 17. Bb3 dxe4 18. Qc3 Bf5 19. Bb2 Qd6 20. h3 Qf4 21. Re3 Rac8 22. Qa5 a6 23. Rbe1 Bg6 24. a4 Rd7 25. g3 Qd6 26. g4 Rc5 27. Qb4 Nd5 28. Qd4 f6 29. Ba3 b6 30. Bxc5 Qxc5 31. Qxc5 bxc5 32. Rd1 c4 33. Bxc4 Bf7 34. Rxe4 1-0

[Event "Wch U20 Girls 10th"]
[Site "Buenos Aires"]
[Date "1992.10.??"]
[Round "2"]
[White "Villegas, Sandra"]
[Black "Wuts, Helene"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "2030"]
[PlyCount "71"]
[EventDate "1992.10.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. 0-0 Bd6 11. Re1 0-0 12. Nb3 Qc7 13. Qe2 Bd7 14. Ne5 Rae8 15. Bg5 Ne4 16. Bxe4 dxe4 17. Qxe4 Rf5 18. Bf4 Nxe5 19. dxe5 Be7 20. Nd4 Rf7 21. Bg3 Qb6 22. Re2 Bc5 23. Rd1 Ba4 24. b3 Rd8 25. Red2 Bc6 26. Nxc6 Bxf2+ 27. Kh1 Rxd2 28. Rxd2 Bxg3 29. Rd1 bxc6 30. hxg3 Rf5 31. g4 Rf2 32. Qc4 Qc7 33. Qxe6+ Rf7 34. Rd6 Qe7 35. Rxc6 Qh4+ 36. Kg1 1/2-1/2

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Lewandowska, Katarzyna"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2145"]
[BlackElo "2025"]
[PlyCount "111"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 h6 7. Bh4 c6 8. e3 Bd6 9. Bd3 0-0 10. Qc2 Re8 11. g4 g5 12. Bg3 Bxg3 13. hxg3 Nxg4 14. Bf5 Ndf6 15. Bxc8 Rxc8 16. Ne5 Qe7 17. 0-0-0 Nxe5 18. dxe5 Ng4 19. Rd4 Qe6 20. Rxg4 Qxg4 21. Rxh6 Kf8 22. Qh7 Ke7 23. Qg7 Rg8 24. Qf6+ Ke8 25. Rh7 Qe6 26. Qxe6+ fxe6 27. Rxb7 Rf8 28. Nd1 Rf7 29. Rb4 Kd7 30. g4 c5 31. Ra4 Rc7 32. Kd2 Rb7 33. Ke2 Kc6 34. Ra6+ Rb6 35. Ra4 Rb4 36. Ra6+ Rb6 37. Ra4 a6 38. f4 gxf4 39. exf4 d4 40. Kf3 Kb5 41. b3 Rb8 42. Nf2 Rbf8 43. Nd3 Rh7 44. Nf2 Rh2 45. Ne4 Rh3+ 46. Kg2 Rh6 47. Nd6+ Kb6 48. Nc4+ Ka7 49. Kg3 Rh1 50. Kg2 Rc1 51. f5 exf5 52. g5 f4 53. Kf3 Rc3+ 54. Ke4 f3 55. g6 f2 56. Nd2 0-1

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Limbach, Renate"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2145"]
[BlackElo "2025"]
[PlyCount "85"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. a3 Nc6 6. axb4 Bxb4 7. c3 Be7 8. d4 Bd7 9. Bd3 Na5 10. h4 f5 11. g4 Qb6 12. gxf5 exf5 13. Bf4 Rc8 14. Qc2 g6 15. Qa2 Nb3 16. Qxa7 Qc6 17. Ra2 b6 18. Bc2 Na5 19. Qa6 Nc4 20. Ba4 b5 21. Qxc6 Bxc6 22. Bc2 h5 23. Rg1 Kf7 24. Ng5+ Bxg5 25. Bxg5 Rc7 26. Bf4 Re7 27. Nd2 Nh6 28. Nf3 Ng4 29. Ng5+ Kg7 30. Ke2 Rb8 31. Nh3 Kh7 32. Bg5 Ree8 33. f3 Nh6 34. Bf6 Nf7 35. Bxf5 Rg8 36. Bd3 Bd7 37. Nf4 Rge8 38. Nxg6 Kh6 39. Bg5+ Nxg5 40. hxg5+ Kg7 41. Ra7 Nb6 42. Nf4 Ra8 43. Nxh5+ 1-0

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Martin Del Campo C, Jorge Arturo"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2260"]
[BlackElo "2025"]
[PlyCount "56"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. f4 fxe5 10. fxe5 Nxd4 11. 0-0 Bc5 12. Nxd4 Bxd4+ 13. Kh1 Bxe5 14. Qh5+ g6 15. Bxg6+ hxg6 16. Qxg6+ Ke7 17. Ne4 Rxh2+ 18. Kg1 Qb6+ 19. Rf2 dxe4 20. Bg5+ Kd6 21. Qxe4 Rh1+ 22. Kxh1 Qxf2 23. Qd3+ Qd4 24. Qc2 Qc5 25. Rd1+ Bd4 26. Bf4+ Kc6 27. Qe4+ Qd5 28. Rc1+ Nc5 0-1

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Orita, Ana Maria"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2025"]
[BlackElo "2025"]
[PlyCount "133"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. a3 Bxc3+ 6. bxc3 Ne4 7. Qb3 0-0 8. Bf4 c5 9. e3 Nc6 10. Bd3 dxc4 11. Qxc4 Na5 12. Qb5 Nxc3 13. Qxc5 Nd5 14. Rb1 Nxf4 15. exf4 h6 16. 0-0 b6 17. Qe5 Bb7 18. Rfc1 Rc8 19. f5 Qf6 20. Qxf6 gxf6 21. fxe6 fxe6 22. Re1 Kf7 23. Be4 Rc3 24. Bxb7 Nxb7 25. Re4 Nd6 26. Re2 Rfc8 27. Rbe1 Re8 28. Re3 Rc2 29. R3e2 Rxe2 30. Rxe2 Rc8 31. h3 Rc3 32. Ra2 Nf5 33. a4 Rc4 34. a5 b5 35. a6 Nxd4 36. Nxd4 Rxd4 37. Rb2 Rd5 38. Rc2 Rd1+ 39. Kh2 Ke7 40. Rc7+ Rd7 41. Rb7 Kd6 42. Rxb5 Kc6 43. Rb2 e5 44. g3 h5 45. Kg2 Kc7 46. h4 Kd6 47. Kf3 f5 48. Rb8 Rh7 49. Ke3 Ke6 50. Re8+ Kf6 51. Rc8 Rd7 52. Rc6+ Kg7 53. Re6 Rd5 54. Re7+ Kg6 55. Rxa7 Ra5 56. Ra8 Ra3+ 57. Kd2 Kg7 58. Kc2 e4 59. Kb2 Ra5 60. Kb3 Ra1 61. Kb4 Rb1+ 62. Kc4 Ra1 63. Kb5 Rb1+ 64. Kc6 Ra1 65. a7 Ra2 66. Kd6 Ra5 67. Ke6 1-0

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Regan, Natasha"]
[Black "Villegas, Sandra"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2195"]
[BlackElo "2025"]
[PlyCount "112"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. a3 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. 0-0 Nc6 6. d3 Bd6 7. Nbd2 Bc7 8. Rb1 e5 9. c4 h6 10. b4 e4 11. Ne1 cxb4 12. axb4 0-0 13. h3 Re8 14. dxe4 dxe4 15. Nc2 Bf5 16. Ne3 Bg6 17. Bb2 Ne5 18. Nb3 Qe7 19. Qd2 Red8 20. Qc3 Rac8 21. Rfd1 Bb8 22. Rxd8+ Rxd8 23. Nc5 Bd6 24. Na4 Qe8 25. Qb3 Nc6 26. b5 Ne5 27. Nc3 Bh5 28. Rd1 Bg6 29. Ncd5 Bb8 30. Qc3 Rc8 31. Qb4 Kh8 32. Ne7 Rd8 33. Rxd8 Qxd8 34. Nxg6+ fxg6 35. Qc5 b6 36. Qd4 Qxd4 37. Bxd4 Kg8 38. Nd5 Nxc4 39. Nxf6+ gxf6 40. Bxe4 Kg7 41. f4 Bd6 42. Bd3 Nd2 43. Kg2 Nb3 44. Bc3 Nc5 45. Bc4 Ne4 46. Be1 Bc5 47. Bd3 Nd6 48. Kf3 Bd4 49. g4 Kf7 50. e3 Bc5 51. Bc3 f5 52. Be5 Ke6 53. Bg7 h5 54. gxh5 gxh5 55. Bc3 Kf7 56. Bd2 Ke6 1/2-1/2

[Event "Palma de Mallorca op"]
[Site "Palma de Mallorca"]
[Date "1991.??.??"]
[Round "?"]
[White "Serra Olives, Tomas"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "C79"]
[BlackElo "2005"]
[PlyCount "71"]
[EventDate "1991.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. d4 b5 7. dxe5 dxe5 8. Qxd8+ Nxd8 9. Bb3 Bd6 10. Bg5 Be6 11. Nbd2 h6 12. Bh4 Nd7 13. c4 g5 14. Bg3 g4 15. Nh4 h5 16. cxb5 axb5 17. Rfe1 Bb4 18. Red1 Bxd2 19. Bxe6 fxe6 20. Rxd2 Nc6 21. a3 0-0-0 22. Rc1 Nd4 23. Rxd4 exd4 24. Rxc7+ Kb8 25. Rxd7+ Ka8 26. Rxd8+ Rxd8 27. Kf1 Kb7 28. Ke2 Kc6 29. Kd3 Kc5 30. Ng6 b4 31. Nf4 bxa3 32. Nxe6+ Kb5 33. bxa3 Rd7 34. Be5 Re7 35. Nxd4+ Ka4 36. Bd6 1-0

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Uchida, Cristina"]
[Black "Villegas, Sandra"]
[Result "1/2-1/2"]
[ECO "C14"]
[BlackElo "2025"]
[PlyCount "52"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nf3 a6 8. Be2 c5 9. 0-0 Nc6 10. Qd3 cxd4 11. Nxd4 Ndxe5 12. Nxc6 Nxc6 13. Qg3 0-0 14. Rfe1 Qb4 15. Rab1 Qa5 16. a3 b5 17. Bd3 h6 18. Rbd1 Qb6 19. Qh4 Qd8 20. Qg3 b4 21. Ne2 Bb7 22. Nf4 Qg5 23. Qe3 bxa3 24. bxa3 Rab8 25. Rb1 a5 26. c3 Rfc8 1/2-1/2

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Villegas, Sandra"]
[Black "Domuta, Adriana"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2025"]
[BlackElo "2035"]
[PlyCount "122"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g3 Nc6 7. Be3 Bd7 8. Bg2 Be7 9. Ndb5 Qb8 10. Bf4 Ne5 11. Bg5 0-0 12. f4 Nc4 13. Qd3 Nb6 14. 0-0 Rd8 15. Bxf6 Bxb5 16. Nxb5 Bxf6 17. c3 a6 18. Nd4 Qc7 19. f5 e5 20. Nb3 Nc4 21. Qe2 Bg5 22. Kh1 Ne3 23. Rf2 Nxg2 24. Rxg2 d5 25. h4 Be7 26. exd5 Rxd5 27. Qg4 Rad8 28. Rf1 f6 29. h5 b5 30. h6 Bf8 31. hxg7 Qxg7 32. Qe2 Qd7 33. Qg4+ Qg7 34. Qe2 Qd7 35. Qg4+ Kh8 36. Kh2 Qg7 37. Qe2 Rd3 38. Kg1 Rxg3 39. Rff2 Rxg2+ 40. Rxg2 Qa7+ 41. Kh1 Qd7 42. Qg4 Qd1+ 43. Kh2 Qxg4 44. Rxg4 Rd1 45. Rg1 Rd3 46. Rg3 e4 47. Rxd3 exd3 48. Kg3 Bh6 49. Kf3 Bc1 50. Nc5 Bxb2 51. Ne4 a5 52. Ke3 b4 53. cxb4 axb4 54. Kxd3 Kg7 55. Ke3 Kh6 56. Kf4 Kh5 57. Ng3+ Kh4 58. Ne4 Be5+ 59. Kf3 h5 60. Nc5 Kg5 61. Nd3 Bc3 0-1

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Villegas, Sandra"]
[Black "Fixter, Nancy"]
[Result "1-0"]
[ECO "B91"]
[WhiteElo "2025"]
[PlyCount "69"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 0-0 9. 0-0 Nbd7 10. h3 b5 11. g4 h6 12. a3 Bb7 13. Ng3 Nc5 14. Be3 Rc8 15. Qd2 Qd7 16. g5 hxg5 17. Bxg5 Ne6 18. Be3 Rc4 19. Rad1 Rfc8 20. Kh2 Nc5 21. Bxc5 R8xc5 22. Rg1 Rd4 23. Qc1 d5 24. Nf5 Rxd1 25. Qxd1 d4 26. Nb1 Bf8 27. Nd2 d3 28. cxd3 Qxd3 29. Bf1 Qd7 30. f3 Qc7 31. Bd3 Nh5 32. Nb3 Rc6 33. Qd2 Nf4 34. Bb1 Qc8 35. Rg3 1-0

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Villegas, Sandra"]
[Black "Ignatescu, Ruxandra"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "2025"]
[PlyCount "62"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 Ne4 4. d3 Nxc3 5. bxc3 c5 6. d4 Nc6 7. Nf3 Bg4 8. Be2 e6 9. 0-0 Be7 10. h3 Bxf3 11. gxf3 0-0 12. Kh1 f5 13. Rg1 Kh8 14. Rg2 Rc8 15. a3 Rf7 16. f4 Bf8 17. Qd3 Qb6 18. Qg3 cxd4 19. Bh5 Rd7 20. Qh4 Qd8 21. Qg3 dxc3 22. Qxc3 Na5 23. Qd3 Rdc7 24. Bd2 Nc4 25. Bb4 Qh4 26. Qf3 Bxb4 27. axb4 Nd2 28. Qe2 Rxc2 29. Rag1 g6 30. Bxg6 hxg6 31. Qd3 R2c3 0-1

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Villegas, Sandra"]
[Black "Janjgava, Natia"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "2025"]
[BlackElo "2210"]
[PlyCount "34"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nxc6 bxc6 8. f3 Qc7 9. Qd2 0-0 10. Na3 d5 11. exd5 Nxd5 12. Bd4 e5 13. Bf2 e4 14. fxe4 Qe7 15. Nc4 Qxe4+ 16. Kd1 Rd8 17. Rc1 Bf5 0-1

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Villegas, Sandra"]
[Black "Jelica, Mara"]
[Result "1/2-1/2"]
[ECO "B75"]
[WhiteElo "2025"]
[BlackElo "2150"]
[PlyCount "145"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Bc4 Nc6 8. f3 Qb6 9. Nf5 Qxb2 10. Nxg7+ Kf8 11. Nd5 Kxg7 12. 0-0 Qa3 13. Qd2 Rd8 14. Rfb1 Qa5 15. Bh6+ Kh8 16. Qxa5 Nxa5 17. Nxf6 Nxc4 18. Nd5 Rd7 19. Rb4 Na5 20. Ra4 b6 21. Bd2 Rb8 22. Bc3+ Kg8 23. Bxa5 bxa5 24. Rxa5 Rb2 25. Rc1 Rdb7 26. h3 Be6 27. a3 Bxd5 28. Rxd5 R7b5 29. c4 Rb7 30. Ra5 Ra2 31. Kh2 Kf8 32. a4 h5 33. Rb5 Rb6 34. Rcb1 Rxa4 35. Rxb6 axb6 36. Rxb6 Rxc4 37. Rb8+ Kg7 38. Kg3 Rc2 39. Rb5 h4+ 40. Kh2 Kf6 41. Rd5 Ke6 42. Rg5 Rc5 43. Rg4 Rh5 44. Kg1 Ke5 45. Kf2 Kd4 46. Ke2 Ke5 47. Ke3 g5 48. f4+ gxf4+ 49. Rxf4 f6 50. Rg4 f5 51. exf5 Kxf5 52. Rf4+ Ke6 53. Rg4 Kd5 54. Rd4+ Kc5 55. Ra4 e5 56. Ra5+ Kb6 57. Rd5 Kc6 58. Ke4 Rg5 59. Rd2 Kd7 60. Kd5 Rg3 61. Ra2 Rc3 62. Ra7+ Rc7 63. Ra4 Rc2 64. Ra7+ Rc7 65. Ra4 Rc2 66. Ra7+ Kc8 67. Kxd6 Rxg2 68. Kxe5 Rg3 69. Kf4 Rxh3 70. Kg4 Rh1 71. Ra3 Kd7 72. Rh3 Rxh3 73. Kxh3 1/2-1/2

[Event "Wch U20 Girls"]
[Site "Mamaia"]
[Date "1991.??.??"]
[Round "?"]
[White "Villegas, Sandra"]
[Black "Stanford, Sheila Barth"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "2025"]
[BlackElo "2125"]
[PlyCount "69"]
[EventDate "1991.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "ROU"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 b6 7. Ngf3 Ba6 8. Bxa6 Nxa6 9. 0-0 b5 10. Qe2 Qb6 11. a3 Nc7 12. Rd1 a5 13. Nf1 Be7 14. Ng5 h6 15. Nh3 0-0-0 16. b3 c4 17. bxc4 bxc4 18. a4 Rdf8 19. Bb2 f6 20. Nf4 Rhg8 21. Ng6 Rf7 22. Nxe7+ Rxe7 23. Rdb1 Qc6 24. Ba3 Rf7 25. Qf3 g5 26. Bd6 Ne8 27. Rb5 Nxd6 28. exd6 Qxd6 29. Rxa5 Rff8 30. Rb1 Kd8 31. Ra7 e5 32. Rb5 e4 33. Qg4 Nb6 34. Rxb6 Qxb6 35. Qd7# 1-0

[Event "Olympiad Women-29"]
[Site "Novi Sad"]
[Date "1990.12.03"]
[Round "14"]
[White "Coull, Alison Jane"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2005"]
[PlyCount "129"]
[EventDate "1990.11.17"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "YUG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Scotland (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "SCO"]
[BlackTeamCountry "ARG"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. g3 Ngf6 6. Nxf6+ Nxf6 7. Bg2 c5 8. Nf3 Qb6 9. 0-0 Bd7 10. dxc5 Bxc5 11. Ne5 Rd8 12. Qe2 0-0 13. Bg5 Be7 14. Rfd1 Bc8 15. c3 Qa5 16. Rxd8 Rxd8 17. f4 h6 18. Bh4 Qc5+ 19. Kh1 Qd6 20. Re1 Nd5 21. Bxe7 Nxe7 22. Qh5 g6 23. Qxh6 Qd2 24. Nf3 Nf5 25. Nxd2 Nxh6 26. Nb3 Nf5 27. Kg1 b6 28. Kf2 Ba6 29. Bh3 Nd6 30. Nd4 Nc4 31. b3 Nb2 32. Ke3 Nd3 33. Rd1 Nc5 34. Rd2 Kg7 35. Bg2 Kf6 36. Nc6 Rxd2 37. Kxd2 Bb7 38. Bf3 g5 39. fxg5+ Kxg5 40. Ke3 Ba6 41. Nxa7 e5 42. c4 f5 43. Bg2 Kg4 44. Nc6 f4+ 45. gxf4 exf4+ 46. Kd4 Kf5 47. Bh3+ Kf6 48. Ne5 Bb7 49. Nd3 Nxd3 50. Kxd3 Ke5 51. Bf1 Be4+ 52. Kd2 Kd4 53. h4 Bh1 54. Ke2 Kc3 55. Kf2 Be4 56. Bg2 Bb1 57. Kf3 Bxa2 58. Kxf4 Bxb3 59. Bf1 Bc2 60. h5 Kd4 61. h6 Bh7 62. Bh3 Kxc4 63. Bf5 Bg8 64. Ke5 b5 65. Be6+ 1-0

[Event "Olympiad Women-29"]
[Site "Novi Sad"]
[Date "1990.12.01"]
[Round "13"]
[White "Villegas, Sandra"]
[Black "Madl, Ildiko"]
[Result "0-1"]
[ECO "B88"]
[BlackElo "2375"]
[PlyCount "124"]
[EventDate "1990.11.17"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "YUG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Argentina (W)"]
[BlackTeam "Hungary (W)"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "HUN"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 a6 8. Bb3 Qc7 9. 0-0 Ne5 10. f3 Be7 11. Qd2 0-0 12. Rad1 b5 13. Qf2 Nc4 14. Bxc4 Qxc4 15. a3 Bd7 16. Qe2 Rfc8 17. Qxc4 Rxc4 18. Kh1 Be8 19. Nde2 Nd7 20. f4 Nf6 21. Ng3 a5 22. Rd4 Rac8 23. Rfd1 b4 24. axb4 axb4 25. Nce2 d5 26. e5 Ng4 27. Bg1 Rxc2 28. R4d2 Bd7 29. h3 Nh6 30. Rxc2 Rxc2 31. Ra1 Kf8 32. Ra8+ Rc8 33. Rxc8+ Bxc8 34. Nd4 Ke8 35. Nc6 Bf8 36. Be3 Kd7 37. Nd4 Ba6 38. Kg1 Ng8 39. Kf2 Ne7 40. Kf3 Nc6 41. Nge2 Bxe2+ 42. Kxe2 Na5 43. Kd3 Bc5 44. Nc2 Kc6 45. Bxc5 Kxc5 46. Nd4 g5 47. g3 gxf4 48. gxf4 Nc4 49. b3 Nb2+ 50. Ke3 Nd1+ 51. Kd3 Nf2+ 52. Ke3 Nxh3 53. Ne2 d4+ 54. Nxd4 Nxf4 55. Nf3 Nd5+ 56. Ke4 h6 57. Kd3 Nc3 58. Ke3 Kd5 59. Kf4 Ne2+ 60. Ke3 Nc1 61. Nd4 Kxe5 62. Nc6+ Kd6 0-1

[Event "Olympiad Women-29"]
[Site "Novi Sad"]
[Date "1990.11.30"]
[Round "12"]
[White "Villegas, Sandra"]
[Black "Alushi, Arta"]
[Result "1-0"]
[ECO "C48"]
[PlyCount "45"]
[EventDate "1990.11.17"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "YUG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Argentina (W)"]
[BlackTeam "Albania (W)"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ALB"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Nxe5 Nxb5 6. Nxb5 a6 7. Nc3 Qe7 8. d4 d6 9. Nf3 Nxe4 10. Nd5 Qd8 11. Qe2 Bf5 12. Ng5 Qd7 13. Nxe4 0-0-0 14. 0-0 Re8 15. f3 Qe6 16. Nf4 Qe7 17. Qc4 Bxe4 18. fxe4 Qxe4 19. Bd2 b5 20. Qc3 Be7 21. Rfe1 Qb7 22. Nh5 g6 23. Ng7 1-0

[Event "Olympiad Women-29"]
[Site "Novi Sad"]
[Date "1990.11.29"]
[Round "11"]
[White "Saritha, M Reddy"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2070"]
[PlyCount "72"]
[EventDate "1990.11.17"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "YUG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "India (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "IND"]
[BlackTeamCountry "ARG"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bh4 g5 7. Bg3 Ne4 8. Qc2 c6 9. Nd2 Nxg3 10. hxg3 dxc4 11. e3 b5 12. Be2 Bb7 13. Bf3 Bxc3 14. Qxc3 Qe7 15. Ne4 Na6 16. a4 b4 17. Qxc4 f5 18. Nxg5 Qxg5 19. Bxc6+ Bxc6 20. Qxc6+ Kf7 21. Qxa6 Qe7 22. Rc1 Rab8 23. b3 h5 24. Qc4 Rbc8 25. Qxc8 Rxc8 26. Rxc8 Qb7 27. Rc4 Qxg2 28. Rxh5 Qg1+ 29. Ke2 Qb1 30. Rh7+ Kg6 31. Rxa7 Qxb3 32. Rc5 Qa2+ 33. Kf3 Qb1 34. Re5 Kf6 35. a5 b3 36. Rb7 Qh1+ 0-1

[Event "Olympiad Women-29"]
[Site "Novi Sad"]
[Date "1990.11.25"]
[Round "8"]
[White "Villegas, Sandra"]
[Black "Oney, Fatmanur"]
[Result "1-0"]
[ECO "B70"]
[BlackElo "2020"]
[PlyCount "75"]
[EventDate "1990.11.17"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "YUG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Argentina (W)"]
[BlackTeam "Turkey (W)"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "TUR"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nde2 Nf6 7. g3 d6 8. Bg2 Bd7 9. 0-0 Ne5 10. h3 0-0 11. Nd5 Nc4 12. c3 Rb8 13. a4 Nxd5 14. exd5 a6 15. Nd4 e5 16. dxe6 fxe6 17. Qe2 Bxd4 18. cxd4 b5 19. Bf4 Qb6 20. b3 Na5 21. Qa2 Rxf4 22. gxf4 Qxd4 23. Qc2 Rc8 24. Qd1 Qxd1 25. Raxd1 Nxb3 26. Rxd6 Nc5 27. Rc1 Nxa4 28. Rxc8+ Bxc8 29. Rd8+ Kf7 30. Rxc8 b4 31. Rb8 a5 32. Rb5 Nc3 33. Rxa5 b3 34. Ra7+ Kf6 35. Rb7 Ne2+ 36. Kh2 Nd4 37. Be4 e5 38. Rb6+ 1-0

[Event "Olympiad Women-29"]
[Site "Novi Sad"]
[Date "1990.11.24"]
[Round "7"]
[White "Canela, Teresa"]
[Black "Villegas, Sandra"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2160"]
[PlyCount "62"]
[EventDate "1990.11.17"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "YUG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Spain (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "ESP"]
[BlackTeamCountry "ARG"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 Be7 8. 0-0 0-0 9. Re1 b6 10. c3 Bb7 11. Bc2 h6 12. Bf4 c5 13. Be5 c4 14. Bxf6 Bxf6 15. Nd2 Qc7 16. Be4 Rac8 17. Bxb7 Qxb7 18. Ne4 Be7 19. Qe2 b5 20. Ng3 Rfe8 21. Nh5 Qd5 22. Qe5 Qxe5 23. Rxe5 Rb8 24. a3 Bd6 25. Re2 a5 26. Ng3 Rec8 27. Ne4 Bf8 28. Rc2 Be7 29. Kf1 Kf8 30. Nd2 Bg5 31. Nf3 Bf4 1/2-1/2

[Event "Olympiad Women-29"]
[Site "Novi Sad"]
[Date "1990.11.21"]
[Round "5"]
[White "Villegas, Sandra"]
[Black "Mongeau, Diane"]
[Result "1-0"]
[ECO "B27"]
[BlackElo "2020"]
[PlyCount "79"]
[EventDate "1990.11.17"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "YUG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Argentina (W)"]
[BlackTeam "Canada (W)"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "CAN"]

1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. c3 cxd4 5. Nxd4 Nc6 6. Nf3 Nf6 7. Bc4 0-0 8. Qe2 e6 9. Bb5 d5 10. e5 Nd7 11. Bf4 Qb6 12. Na3 a6 13. Ba4 Qa5 14. Bxc6 bxc6 15. Nc2 c5 16. 0-0 Rb8 17. Rfb1 Qc7 18. b4 Bb7 19. Rc1 Rfc8 20. Nce1 cxb4 21. cxb4 Qb6 22. a3 Bc6 23. Be3 Qb7 24. Bd4 Bb5 25. Qe3 Rc4 26. Rxc4 Bxc4 27. Qf4 h6 28. h4 Qc8 29. Rc1 Qf8 30. Nd2 h5 31. Nef3 Bh6 32. Ng5 Rc8 33. Bb2 Bxg5 34. Qxg5 Bb5 35. Nf3 Rxc1+ 36. Qxc1 Nb6 37. Qc7 Nc4 38. Bc1 Kg7 39. Bg5 Nxe5 40. Nxe5 1-0

[Event "Olympiad Women-29"]
[Site "Novi Sad"]
[Date "1990.11.20"]
[Round "4"]
[White "Cosma, Elena Luminita"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2190"]
[PlyCount "85"]
[EventDate "1990.11.17"]
[EventType "team-swiss"]
[EventRounds "14"]
[EventCountry "YUG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Romania (W)"]
[BlackTeam "Argentina (W)"]
[WhiteTeamCountry "ROU"]
[BlackTeamCountry "ARG"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. g3 Nf6 5. Bg2 c6 6. Nf3 Bg4 7. d3 e6 8. h3 Bxf3 9. Qxf3 Nd5 10. 0-0 Nxc3 11. bxc3 Bd6 12. Rb1 Qc7 13. c4 0-0 14. d4 Nd7 15. Re1 Rae8 16. c5 Be7 17. Bf4 Qc8 18. Qa3 Qa8 19. Qf3 Qc8 20. Qb3 b6 21. Qa4 bxc5 22. Bxc6 Nb6 23. Qxa7 Qxc6 24. Qxb6 Qxb6 25. Rxb6 cxd4 26. Rb7 Bf6 27. Bd6 Ra8 28. Bxf8 Kxf8 29. Reb1 Rxa2 30. Rc7 g5 31. Rbb7 Kg7 32. Rxf7+ Kg6 33. Rfc7 h5 34. g4 hxg4 35. hxg4 Ra1+ 36. Kg2 Rc1 37. Kf3 Re1 38. Rc6 Re5 39. Ra7 Re1 40. Rd7 Kh6 41. Rdd6 Be5 42. Rxe6+ Kh7 43. Re7+ 1-0

[Event "Cordoba op"]
[Site "Cordoba"]
[Date "1990.??.??"]
[Round "?"]
[White "Trenas Galan, Juan Maria"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "D01"]
[PlyCount "15"]
[EventDate "1990.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Nc6 4. e3 Bf5 5. Nf3 Ne4 6. Nxe4 Bxe4 7. Nd2 Bg6 8. a3 1-0

[Event "Wch U16 Girls"]
[Site "Timisoara"]
[Date "1988.07.??"]
[Round "5"]
[White "Galliamova, Alisa"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "A11"]
[PlyCount "67"]
[EventDate "1988.07.25"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ROU"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b3 c6 4. g3 Bg7 5. Bb2 0-0 6. Bg2 d5 7. 0-0 Nbd7 8. Qc2 Re8 9. cxd5 cxd5 10. Nc3 Nb6 11. d3 Bd7 12. a4 e6 13. a5 Nc8 14. Rfc1 Ne7 15. b4 a6 16. Na4 Bxa4 17. Qxa4 Nc6 18. Nd4 Nxd4 19. Bxd4 Qd6 20. Rc2 Nd7 21. Bxg7 Kxg7 22. Rac1 Ne5 23. Rc7 Rab8 24. b5 axb5 25. Qf4 Rf8 26. a6 Kg8 27. a7 Ra8 28. Rxb7 Qa3 29. Rcc7 Qa1+ 30. Bf1 b4 31. d4 b3 32. dxe5 b2 33. Rxf7 Qxa7 34. Qf6 1-0

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "7"]
[White "Aladjova, Katrin"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "E18"]
[PlyCount "109"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. d4 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 b6 7. Ne5 Bb7 8. Nc3 Na6 9. Nd3 c5 10. dxc5 Nxc5 11. Nxc5 Bxc5 12. Bg5 h6 13. Bxf6 Qxf6 14. cxd5 exd5 15. Qb3 Qe7 16. Bxd5 Bxd5 17. Qxd5 Bb4 18. e3 Bxc3 19. bxc3 Rac8 20. Qb3 Qf6 21. Rac1 Rfd8 22. c4 Rd2 23. Rc2 Rxc2 24. Qxc2 Qc6 25. Rc1 b5 26. c5 Re8 27. Qd3 Rc8 28. Qd4 Qe6 29. Rc2 a6 30. e4 Qg6 31. f4 Qe6 32. Qd5 Qc6 33. Kf2 Kf8 34. Ke3 Ke8 35. Qxc6+ Rxc6 36. Kd4 Kd7 37. Kd5 Kc7 38. f5 f6 39. g4 Kd7 40. h4 Kc7 41. g5 h5 42. gxf6 Rxf6 43. Rg2 Rf7 44. Rg6 Rd7+ 45. Rd6 a5 46. Rxd7+ Kxd7 47. c6+ Kc7 48. Kc5 b4 49. e5 a4 50. Kxb4 Kxc6 51. Kxa4 Kd5 52. e6 Kd6 53. Kb5 g6 54. fxg6 Kxe6 55. a4 1-0

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "11"]
[White "Ansay, Beatriz Maria Soare"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "92"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bd3 Nf6 5. Nge2 c5 6. 0-0 cxd4 7. Nxd4 Bc5 8. Be3 0-0 9. Re1 Nc6 10. Nf3 Bxe3 11. Rxe3 Ng4 12. Re2 Qb8 13. h3 Nge5 14. Rd2 Nxf3+ 15. Qxf3 Ne5 16. Qe3 Ng6 17. Rad1 Bc6 18. Bb5 Ne5 19. Qg3 Qc7 20. Bxc6 dxc6 21. Rd6 Nc4 22. R6d3 Qxg3 23. Rxg3 Nxb2 24. Rb1 Nc4 25. Rb4 Nd6 26. Rd3 c5 27. Rb1 Rfd8 28. Rbd1 Nb7 29. Rd7 Rxd7 30. Rxd7 Na5 31. Nb5 Nc6 32. a3 a6 33. Nd6 Rd8 34. Rxd8+ Nxd8 35. f3 Kf8 36. a4 Nc6 37. Kf2 Nb4 38. Nc8 Nxc2 39. Nxb6 Ke7 40. e5 Nb4 41. Ke2 Nd5 42. a5 Nxb6 43. axb6 Kd7 44. Kd3 Kc6 45. b7 Kxb7 46. Kc4 Kb6 0-1

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "9"]
[White "Bojkovic, Natasa"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2130"]
[PlyCount "131"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Bd3 Nf6 4. Nd2 e6 5. Ngf3 c5 6. c3 Be7 7. 0-0 0-0 8. Re1 cxd4 9. Nxd4 d6 10. b3 Nc6 11. Bb2 Ne5 12. Bf1 Ng6 13. c4 Nd7 14. Qc2 Rc8 15. Rad1 a6 16. Qb1 Qc7 17. g3 Rfd8 18. f4 Bf6 19. N2f3 Qc5 20. Kg2 e5 21. Nf5 exf4 22. Nxd6 fxg3 23. hxg3 Rb8 24. Nxb7 Rxb7 25. Bxf6 gxf6 26. Rd5 Qc7 27. Red1 Rbb8 28. Qd3 Ngf8 29. Qd2 Rb7 30. Nh4 Re8 31. Nf5 Rxe4 32. Nd6 Rg4 33. Be2 Rg6 34. Bh5 Rg7 35. Nf5 Nc5 36. Nxg7 Kxg7 37. Qf4 Qxf4 38. gxf4 Nfe6 39. Kf3 Re7 40. b4 Na4 41. Rd7 Kf8 42. Bg4 Nb2 43. Rxe7 Kxe7 44. Rh1 Nxc4 45. Bxe6 fxe6 46. Rxh7+ Kd6 47. Ke4 Kc6 48. Rh6 Nd6+ 49. Kd3 Ne8 50. Rh8 Nc7 51. Rc8 Kd7 52. Rf8 Nd5 53. Kc4 Ke7 54. Ra8 Nxf4 55. Rxa6 Nd5 56. a4 f5 57. a5 b5+ 58. Kd4 Nxb4 59. Rb6 Nd5 60. Rxb5 Nc7 61. Rb7 Kd7 62. Kc5 Kc8 63. Kc6 Na6 64. Kb6 Nb4 65. a6 Nd5+ 66. Kc6 1-0

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "6"]
[White "Kachiani Gersinska, Ketino"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "E01"]
[PlyCount "43"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Qc2 Nbd7 6. Nf3 Bd6 7. Nbd2 e5 8. cxd5 Nxd5 9. 0-0 exd4 10. Nxd4 N7f6 11. Nxc6 Qb6 12. Ne4 Bc7 13. Nxf6+ Nxf6 14. Be3 Qb5 15. Nxa7 Qa5 16. Rac1 Rxa7 17. Bxa7 Qxa7 18. Qxc7 Bd7 19. Qe5+ Kf8 20. Rfd1 Be8 21. Rd8 Qxa2 22. Bh3 1-0

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "4"]
[White "Kientzler, Isabelle"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "1915"]
[PlyCount "40"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 d5 5. cxd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Bd6 8. d4 exd4 9. cxd4 0-0 10. 0-0 Ne7 11. Rb1 Bf5 12. Bd3 Bxd3 13. Qxd3 Qc8 14. Ba3 Rd8 15. Rfc1 b6 16. Bxd6 Rxd6 17. Qc2 c5 18. dxc5 bxc5 19. Qxc5 Rd1+ 20. Rxd1 Qxc5 0-1

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "2"]
[White "Polgar, Judit"]
[Black "Villegas, Sandra"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "89"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nf6 3. fxe5 Nxe4 4. Nf3 Ng5 5. d4 Nxf3+ 6. Qxf3 Qh4+ 7. Qf2 Qxf2+ 8. Kxf2 Nc6 9. Be3 d6 10. exd6 Bxd6 11. c3 Ne7 12. Nd2 Nd5 13. Nc4 Be7 14. Bd2 Be6 15. Ne5 0-0-0 16. Bc4 f6 17. Nf3 Nf4 18. Bxe6+ Nxe6 19. Rhe1 Kd7 20. Re4 Bd6 21. Rae1 Rhe8 22. b4 c6 23. g4 Nc7 24. g5 Rxe4 25. Rxe4 f5 26. Rh4 Rh8 27. c4 Ne6 28. Bc3 Nf4 29. d5 cxd5 30. c5 Bc7 31. Bxg7 Re8 32. Bf6 Nd3+ 33. Kf1 b6 34. Rxh7+ Kc8 35. g6 Nf4 36. g7 Ne6 37. Rh8 Nxg7 38. Bxg7 Rxh8 39. Bxh8 bxc5 40. bxc5 Kd7 41. Be5 Bd8 42. Nd4 Kc8 43. Kf2 Kb7 44. c6+ Ka8 45. c7 1-0

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "10"]
[White "Villegas, Sandra"]
[Black "Alvarez, Veronica"]
[Result "1/2-1/2"]
[ECO "C07"]
[PlyCount "106"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 Nc6 5. Ne2 cxd4 6. exd5 Qxd5 7. cxd4 Nxd4 8. Qa4+ Nc6 9. Nc3 Qd4 10. Bb5 Qxa4 11. Bxa4 Bd7 12. 0-0 a6 13. Nde4 Be7 14. Rd1 Nf6 15. Nxf6+ Bxf6 16. Ne4 Be7 17. Nd6+ Bxd6 18. Rxd6 Ke7 19. Rd1 Rhd8 20. Be3 Rac8 21. Bb6 Rg8 22. Bc5+ Ke8 23. Rac1 Ne5 24. Bd6 Rxc1 25. Rxc1 Nc6 26. Kf1 f6 27. Re1 Kf7 28. f4 Rc8 29. Re3 Be8 30. f5 Nd4 31. fxe6+ Nxe6 32. Bxe8+ Rxe8 33. Rb3 b5 34. Rc3 Rd8 35. Rc6 a5 36. Ra6 Rd7 37. b3 a4 38. bxa4 bxa4 39. a3 Nc7 40. Bxc7 Rxc7 41. Rxa4 Rc1+ 42. Ke2 Rc2+ 43. Kf3 Rc3+ 44. Kg4 Rc2 45. Kh3 Rc3+ 46. g3 Rc2 47. Ra7+ Kg6 48. a4 Ra2 49. a5 Kh6 50. Ra6 Kh5 51. Ra7 Kh6 52. a6 f5 53. Rf7 Rxa6 1/2-1/2

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "1"]
[White "Villegas, Sandra"]
[Black "Bolanos, Liliana"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "51"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Nc3 Nf6 7. Bg5 Be7 8. Bc4 0-0 9. 0-0 Be6 10. Rad1 Bxc4 11. Qxc4 Rc8 12. e5 Nd7 13. Bxe7 Qxe7 14. exd6 cxd6 15. Qd4 Nb6 16. Rfe1 Qc7 17. Qxd6 Nc4 18. Qxc7 Rxc7 19. Nd5 Rc5 20. b4 Rb5 21. a4 Rxd5 22. Rxd5 Nb6 23. Ra5 a6 24. Re7 Rc8 25. Rxb7 Rxc2 26. Rc5 1-0

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "3"]
[White "Villegas, Sandra"]
[Black "Cherati, Mariana"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "45"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 Nc6 5. a3 Be7 6. d4 exd4 7. Nxd4 d6 8. Bb5 Bd7 9. Nxc6 bxc6 10. Ba4 c5 11. Bxd7+ Qxd7 12. 0-0 c6 13. Bg5 Rd8 14. Re1 Qb7 15. Qf3 0-0 16. b3 h6 17. Bh4 d5 18. exd5 cxd5 19. Rad1 g5 20. Bg3 Rd7 21. Be5 Kg7 22. Nxd5 Qa6 23. Nxf6 1-0

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "5"]
[White "Villegas, Sandra"]
[Black "Hernandez Bonilla, Amelia"]
[Result "1-0"]
[ECO "B71"]
[PlyCount "71"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Nbd7 7. e5 dxe5 8. fxe5 Nxe5 9. Bf4 Nfd7 10. Bb5 Bg7 11. Qe2 0-0 12. 0-0-0 a6 13. Bxd7 Nxd7 14. Bg5 Re8 15. Rhe1 Qb6 16. Nd5 Qa5 17. Nxe7+ Rxe7 18. Qxe7 Qxa2 19. Qa3 Qxa3 20. bxa3 Ne5 21. h3 b5 22. Bf4 f6 23. Bxe5 fxe5 24. Nc6 Bb7 25. Nxe5 Bxg2 26. h4 Bf6 27. h5 g5 28. Ng4 Bg7 29. h6 Bf8 30. Rd3 Kf7 31. Re2 Bh1 32. Rf2+ Ke6 33. Kb2 Be7 34. Re3+ Kd7 35. Rf7 Re8 36. Nf6+ 1-0

[Event "Wch U16 Girls"]
[Site "Rio Gallegos"]
[Date "1986.??.??"]
[Round "8"]
[White "Villegas, Sandra"]
[Black "Majul Martinez, Isolina"]
[Result "1-0"]
[ECO "B19"]
[PlyCount "93"]
[EventDate "1986.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nf6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Bd6 12. Ne4 Nxe4 13. Qxe4 Nd7 14. Qg4 Bf8 15. 0-0-0 Nf6 16. Qh3 Bd6 17. Ne5 Qc7 18. Nc4 Bf4 19. Qf3 Bxd2+ 20. Rxd2 0-0-0 21. Rd3 Rd5 22. Ne3 Ra5 23. a3 Nd5 24. Nxd5 Rxd5 25. g3 Rhd8 26. Rhd1 Rf5 27. Qe2 Qa5 28. g4 Rf4 29. f3 Qd5 30. Qe3 Rf6 31. Qe5 Qa2 32. Rb3 Rd5 33. Qe3 e5 34. c4 Rd8 35. Kc2 exd4 36. Rxd4 Rxd4 37. Qxd4 b6 38. Rd3 Kb7 39. Qd7+ Ka6 40. Qc8+ Ka5 41. Rb3 Re6 42. Rb4 Re2+ 43. Kc3 Re3+ 44. Kd2 Rxa3 45. Qxc6 Rd3+ 46. Kxd3 Qb1+ 47. Kd2 1-0

[Event "World U14-ch"]
[Site "Lomas de Zamora"]
[Date "1985.08.02"]
[Round "6"]
[White "Villegas, Sandra"]
[Black "Walsh, Chris"]
[Result "1/2-1/2"]
[ECO "C00"]
[PlyCount "100"]
[EventDate "1985.07.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 Be7 5. d3 0-0 6. Nbd2 c5 7. e4 Nc6 8. Re1 Qc7 9. Nf1 b5 10. e5 Nd7 11. Bf4 Nb6 12. a3 a5 13. h4 Bb7 14. h5 b4 15. h6 g6 16. N1h2 Ba6 17. Ng4 Nd7 18. Qd2 Rfc8 19. Bg5 Qd8 20. Qf4 Bxg5 21. Nxg5 Qe7 22. Nf3 Ra7 23. Red1 Rb8 24. a4 Rc8 25. Rac1 Rb7 26. b3 Rcb8 27. Rd2 Na7 28. Rcd1 Nc8 29. Ng5 Na7 30. Nf3 Nc6 31. Kh1 Rb6 32. Kg1 Rf8 33. Bh1 Rb7 34. Bg2 Rb6 35. Bf1 Rb7 36. Re1 Rbb8 37. Red1 Rb7 38. Bg2 Rb6 39. Bf1 Rb7 40. Rc1 Rfb8 41. Rcd1 Rc8 42. Qe3 Rbc7 43. Bh3 Nd8 44. Ng5 Rc6 45. Rf1 R8c7 46. f4 Rc8 47. Nh2 Qf8 48. Ng4 Qe7 49. Nh2 Qf8 50. Ng4 Qe7 1/2-1/2

[Event "World U14-ch"]
[Site "Lomas de Zamora"]
[Date "1985.08.01"]
[Round "5"]
[White "Villegas, Sandra"]
[Black "Hernandez, Rafael"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "81"]
[EventDate "1985.07.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Nc6 4. 0-0 Bf5 5. d3 e5 6. Nbd2 Bc5 7. Nb3 Bb6 8. c4 0-0 9. c5 Ba5 10. Nxa5 Nxa5 11. Nxe5 Qe7 12. d4 Ne4 13. f3 Nxc5 14. g4 Bc8 15. Bd2 f6 16. Bxa5 fxe5 17. Bb4 exd4 18. Qxd4 b6 19. Qxd5+ Be6 20. Qe5 Rfe8 21. f4 Rad8 22. f5 Bc4 23. Qxe7 Rxe7 24. Bxc5 bxc5 25. Rac1 Rd4 26. Bf3 Bd5 27. Rxc5 Bxf3 28. exf3 Rd2 29. Rf2 Rd3 30. Rfc2 Rdd7 31. Kf2 h6 32. Kg3 a6 33. Rc6 a5 34. Ra6 Rd5 35. Ra7 Rb5 36. b3 Re1 37. Rcxc7 Rg1+ 38. Kh3 Ra1 39. Rxg7+ Kf8 40. Rh7 Kg8 41. Rag7+ 1-0

[Event "World U14-ch"]
[Site "Lomas de Zamora"]
[Date "1985.07.30"]
[Round "3"]
[White "Villegas, Sandra"]
[Black "Petrov, Vasil Petrov"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "64"]
[EventDate "1985.07.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 Nf6 2. d3 e5 3. g3 Bc5 4. Bg2 d6 5. Nf3 Nc6 6. 0-0 h6 7. Nbd2 Bg4 8. Nb3 Bb6 9. a4 a5 10. c3 Qd7 11. Qc2 0-0-0 12. Be3 Bxe3 13. fxe3 Bh3 14. Nbd2 Bxg2 15. Kxg2 h5 16. Rad1 Rdg8 17. h4 Ng4 18. Nc4 f6 19. Rh1 g5 20. hxg5 fxg5 21. Rh3 Nf6 22. Rh2 h4 23. Rdh1 Qg4 24. Rh3 Nh5 25. Nh2 Qe6 26. Nf1 b6 27. Qe2 Nf6 28. Qf2 Ne7 29. Ncd2 Rf8 30. Qe2 Ng6 31. Nf3 g4 32. R3h2 gxf3+ 0-1

[Event "World U14-ch"]
[Site "Lomas de Zamora"]
[Date "1985.07.29"]
[Round "2"]
[White "Zapata, Eder"]
[Black "Villegas, Sandra"]
[Result "0-1"]
[ECO "D52"]
[PlyCount "50"]
[EventDate "1985.07.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. Nf3 c6 6. e3 Qa5 7. Qd2 Bb4 8. cxd5 Ne4 9. Qc1 Nxc3 10. a3 Nxd5+ 11. axb4 Qxb4+ 12. Nd2 h6 13. Bh4 0-0 14. Bd3 e5 15. Qc2 N7b6 16. Qb3 exd4 17. exd4 Re8+ 18. Kd1 Qxd4 19. Nf3 Qb4 20. Qc2 Bg4 21. Bg3 Re6 22. h3 Bh5 23. Bf5 Re7 24. Bh2 Bxf3+ 25. gxf3 Rd8 0-1

[Event "World U14-ch"]
[Site "Lomas de Zamora"]
[Date "1985.07.28"]
[Round "1"]
[White "Villegas, Sandra"]
[Black "Rodriguez Vila, Andres"]
[Result "0-1"]
[ECO "B72"]
[PlyCount "124"]
[EventDate "1985.07.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. h3 0-0 8. Qd2 Nc6 9. Rd1 Bd7 10. f4 Rc8 11. Nf3 Be6 12. g4 Nb4 13. Bd4 Bxa2 14. Bxf6 Bxf6 15. Nxa2 Nxa2 16. e5 dxe5 17. Qxd8 Rfxd8 18. Rxd8+ Rxd8 19. fxe5 Bg7 20. Bc4 Nb4 21. Bb3 e6 22. 0-0 h6 23. Kf2 Rc8 24. Rd1 Nxc2 25. Rd7 Nb4 26. Rxb7 Nd3+ 27. Ke3 Nxe5 28. Nd2 Nc6 29. Nc4 Rb8 30. Rxb8+ Nxb8 31. Ba4 Na6 32. Nd6 Bxb2 33. Be8 Ba3 34. Ne4 Nc7 35. Bc6 Nd5+ 36. Bxd5 exd5 37. Nf6+ Kg7 38. Nxd5 a5 39. Nc3 Bb4 40. Na4 f5 41. Kf3 fxg4+ 42. Kxg4 h5+ 43. Kf3 Kf6 44. Nb2 Bc3 45. Na4 Bd4 46. Kg3 Kf5 47. Kf3 Kg5 48. Kg2 Kh4 49. Kh2 Be5+ 50. Kg2 g5 51. Nc5 g4 52. Nd3 gxh3+ 53. Kh1 Bd4 54. Nc1 a4 55. Kh2 a3 56. Kh1 Kg4 57. Na2 Be5 58. Nc1 Kf3 59. Na2 Ke2 60. Nc1+ Kd1 61. Na2 Kc2 62. Kg1 Kb2 0-1

