[Event "BOL-ch U12 Girls"]
[Site "Cochabamba"]
[Date "2023.01.14"]
[Round "3"]
[White "Avila Zurita, Kiara Victoria"]
[Black "Barrientos Mamani, Andrea"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1188"]
[BlackElo "1183"]
[PlyCount "20"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 e6 4. g3 Nd7 5. Bg2 Be7 6. Ngf3 dxe4 7. dxe4 Ngf6 8. 0-0 0-0 9. Re1 Nc5 10. Qe2 Qc7 1/2-1/2

[Event "BOL-ch U12 Girls"]
[Site "Cochabamba"]
[Date "2023.01.14"]
[Round "4"]
[White "Barrientos Mamani, Andrea"]
[Black "Vargas Gonzales, Wanda Mariana"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1183"]
[BlackElo "1015"]
[PlyCount "73"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 g6 3. Bf4 Nf6 4. e3 Bg7 5. c4 0-0 6. Nc3 d6 7. Be2 Nbd7 8. Ng5 Nb8 9. Qb3 c6 10. c5+ d5 11. h4 h6 12. Nf3 Nbd7 13. Ne5 Qe8 14. Qc2 e6 15. b4 a6 16. a4 b5 17. axb5 Nxe5 18. Bxe5 cxb5 19. Bxb5 Bd7 20. Bxd7 Qxd7 21. Ke2 Qc6 22. Rhb1 Nd7 23. Bd6 Rfe8 24. f4 Nf6 25. Qa4 Qxa4 26. Rxa4 Ne4 27. Nxe4 fxe4 28. Rba1 Ra7 29. Rxa6 Rb7 30. c6 Rf7 31. Ra8 Rxa8 32. Rxa8+ Rf8 33. Rxf8+ Bxf8 34. Bxf8 Kxf8 35. c7 Ke7 36. c8Q Kf6 37. Qf8# 1-0

[Event "BOL-ch U12 Girls"]
[Site "Cochabamba"]
[Date "2023.01.14"]
[Round "5"]
[White "Cespedes Alvarez, Valentina Micaela"]
[Black "Barrientos Mamani, Andrea"]
[Result "0-1"]
[ECO "D05"]
[BlackElo "1183"]
[PlyCount "31"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. e3 Nbd7 4. c3 c5 5. Bd3 g6 6. Nbd2 Bg7 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 cxd4 10. Nxd4 Nc5 11. Bf3 0-0 12. 0-0 e5 13. Nb5 Qb6 14. Be2 a6 15. Be3 Qc6 16. Nd6 0-1

[Event "BOL-ch U12 Girls"]
[Site "Cochabamba"]
[Date "2023.01.13"]
[Round "2"]
[White "Barrientos Mamani, Andrea"]
[Black "Fernandez Rocha, Mariana Abigail"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1183"]
[BlackElo "1079"]
[PlyCount "96"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. e3 c5 5. Nbd2 Be7 6. c3 0-0 7. Bd3 b6 8. h3 Bb7 9. Ne5 Nc6 10. a3 a5 11. g4 Nd7 12. Nxd7 Qxd7 13. g5 g6 14. h4 Bd6 15. Bxd6 Qxd6 16. f4 cxd4 17. cxd4 Ba6 18. Bc2 Nxd4 19. exd4 Qxf4 20. Nf1 Bxf1 21. Rxf1 Qxh4+ 22. Rf2 Qxg5 23. Qd2 Qxd2+ 24. Kxd2 Kg7 25. Rh1 h5 26. Rg2 Kf6 27. Rh3 Ke7 28. Rb3 Rab8 29. Rh2 f5 30. Re2 Kf6 31. Rbe3 Rfe8 32. Bb3 Rbd8 33. Re5 Kf7 34. Ba4 Re7 35. Bb3 Rd6 36. Ke3 Kf6 37. Kf3 g5 38. Bc2 Rc7 39. Rh2 h4 40. Ke3 Rdc6 41. Bd3 Rh7 42. Kf3 g4+ 43. Kg2 Rh8 44. Be2 Rc2 45. b3 Rd2 46. Kf1 Rxd4 47. Rf2 Kxe5 48. Ke1 h3 0-1

[Event "BOL-ch U12 Girls"]
[Site "Cochabamba"]
[Date "2023.01.13"]
[Round "1"]
[White "Solari Quelali, Valeska Tiana"]
[Black "Barrientos Mamani, Andrea"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1010"]
[BlackElo "1183"]
[PlyCount "101"]
[EventDate "2023.01.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BOL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 h6 8. Bh4 g5 9. f4 gxf4 10. Rxf4 Qe7 11. Bxf6 Qc5 12. Kh1 exf4 13. Qxd4 Qa5 14. Qe5+ Qxe5 15. Bxe5 Rg8 16. Bxf4 Rg4 17. Bxh6 Rxe4 18. Nd2 Re5 19. Rf1 d5 20. Bb3 Be6 21. Bf4 Re2 22. Kg1 Kd7 23. h3 Rg8 24. Rf2 Re1+ 25. Kh2 c5 26. Nf3 Re4 27. Ng5 Rxf4 28. Rxf4 Rxg5 29. Ba4+ Ke7 30. b4 cxb4 31. Rxb4 b6 32. Rb3 Kd6 33. Rc3 Re5 34. Rc6+ Ke7 35. Rc7+ Kd6 36. Rxa7 Re4 37. Ra6 Kc5 38. Bb3 Re2 39. Ra8 Rd2 40. Rh8 d4 41. Bxe6 fxe6 42. Re8 Kd5 43. Rc8 e5 44. a3 e4 45. Rd8+ Ke5 46. Re8+ Kf4 47. Rf8+ Ke3 48. Rc8 Kf2 49. c3 dxc3 50. Rxc3 e3 51. Rb3 0-1

[Event "Pan American-ch U12 Girls"]
[Site "Montevideo"]
[Date "2022.06.27"]
[Round "3"]
[White "Arivoli, Aradhana"]
[Black "Barrientos Mamani, Andrea"]
[Result "0-1"]
[ECO "C54"]
[BlackElo "1209"]
[PlyCount "101"]
[EventDate "2022.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Nxe4 8. Bxb4 Nxb4 9. Qb3 d5 10. Qxb4 dxc4 11. Qxc4 0-0 12. 0-0 Be6 13. Qe2 Nd6 14. Nbd2 Re8 15. Qd1 Qf6 16. Nb3 Bd5 17. Nfd2 Qg6 18. Nf3 Re6 19. Nc5 Rf6 20. Nh4 Qh6 21. g3 g5 22. Qg4 Qg7 23. Ng2 Bf3 24. Qd7 b6 25. Nb3 c6 26. Ne1 Be2 27. Qxc6 Rc8 28. Qd5 Bxf1 29. Kxf1 Qg6 30. Qg2 Qf5 31. Rd1 Qe4 32. Qxe4 Nxe4 33. f3 Nd6 34. d5 Nc4 35. Kf2 Rd6 36. Rc1 Rxd5 37. Ke2 Nd6 38. Rxc8+ Nxc8 39. Nd3 Ne7 40. Nb4 Rd7 41. f4 gxf4 42. gxf4 Nf5 43. Nc6 Rc7 44. Nb4 Rc4 45. Nd3 Nd4+ 46. Ke3 Nxb3 47. axb3 Rc2 48. h3 Kg7 49. Kf3 f6 50. Ke3 Kg6 51. b4 0-1

[Event "Pan American-ch U12 Girls"]
[Site "Montevideo"]
[Date "2022.06.27"]
[Round "2"]
[White "Barrientos Mamani, Andrea"]
[Black "Perez Guedes, Manuela"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1209"]
[PlyCount "87"]
[EventDate "2022.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 f6 2. Nf3 Nc6 3. e3 e6 4. c3 g6 5. Bd3 f5 6. e4 Nf6 7. e5 Ng4 8. h3 Nh6 9. Bg5 Ne7 10. Bf6 Rg8 11. Ng5 Nf7 12. Nxh7 Bh6 13. Bxe7 Qxe7 14. Nf6+ Kf8 15. Nxg8 Kxg8 16. g4 f4 17. Bxg6 Ng5 18. h4 Nf3+ 19. Qxf3 Qg7 20. Bc2 d6 21. g5 Bxg5 22. hxg5 Qxg5 23. Qh3 dxe5 24. Qh2 Qf6 25. Qh5 Bd7 26. Qh7+ Kf8 27. Qh8+ Qxh8 28. Rxh8+ Ke7 29. Rxa8 Bc6 30. Rxa7 e4 31. Nd2 e3 32. fxe3 fxe3 33. Be4 exd2+ 34. Kxd2 Bxe4 35. Re1 Bg2 36. c4 c5 37. d5 Bf3 38. Rxe6+ Kd7 39. Rxb7+ Kc8 40. Rg7 Bg4 41. Rxg4 Kd7 42. Rg7+ Kd8 43. Rh6 Kc8 44. Rh8# 1-0

[Event "Pan American-ch U12 Girls"]
[Site "Montevideo"]
[Date "2022.06.26"]
[Round "1"]
[White "Carvajal Mendoza, Maria Belen"]
[Black "Barrientos Mamani, Andrea"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1418"]
[BlackElo "1209"]
[PlyCount "43"]
[EventDate "2022.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Be7 7. Qc2 h6 8. Bh4 b6 9. Rd1 Bb7 10. a3 c5 11. Be2 Rc8 12. cxd5 Nxd5 13. Bxe7 Qxe7 14. Nxd5 Bxd5 15. 0-0 0-0 16. Qa4 Nf6 17. Rc1 cxd4 18. Nxd4 Nh7 19. Rfd1 e5 20. Nf3 Rxc1 21. Rxc1 Ng5 22. Nd2 1-0

