[Event "Concepcion 1st"]
[Site "Concepcion"]
[Date "2013.??.??"]
[Round "5"]
[White "Caceres Leal, Jaime"]
[Black "Chavez Rifo, Stefano"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2168"]
[BlackElo "1722"]
[PlyCount "49"]
[EventDate "2013.07.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Bf4 Bf5 5. e3 e6 6. Qb3 Qb6 7. c5 Qxb3 8. axb3 Be7 9. h3 h6 10. Nc3 Nbd7 11. b4 0-0 12. b5 Rfc8 13. bxc6 Rxc6 14. b4 Rcc8 15. Be2 Bf8 16. 0-0 a5 17. Rxa5 Rxa5 18. bxa5 Nxc5 19. dxc5 Rxc5 20. Nb5 Rc2 21. Nfd4 Ra2 22. Nxf5 exf5 23. Bd3 Rxa5 24. Rb1 Nh5 25. Bc7 1-0

[Event "Concepcion 1st"]
[Site "Concepcion"]
[Date "2013.??.??"]
[Round "4"]
[White "Chavez Rifo, Stefano"]
[Black "Farfan Ortiz, Enrique Alfredo"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1722"]
[BlackElo "2230"]
[PlyCount "48"]
[EventDate "2013.07.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 c5 4. d5 b5 5. cxb5 a6 6. b6 d6 7. Nc3 Nbd7 8. Bg5 Rb8 9. Nd2 Rxb6 10. Nc4 Rb4 11. e4 Bg7 12. Bd3 0-0 13. 0-0 Nb6 14. b3 Nxc4 15. Bxc4 Ng4 16. a3 Rxc4 17. bxc4 Bxc3 18. Rb1 Bd4 19. h3 Ne5 20. Qb3 f5 21. exf5 Bxf5 22. Qb7 Bxb1 23. Rxb1 Rxf2 24. Kh1 Qf8 0-1

[Event "Concepcion 1st"]
[Site "Concepcion"]
[Date "2013.??.??"]
[Round "2"]
[White "Chavez Rifo, Stefano"]
[Black "Rojas Sepulveda, Eduardo"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1722"]
[BlackElo "2285"]
[PlyCount "64"]
[EventDate "2013.07.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. Nc3 Bg7 5. e3 0-0 6. Be2 Nbd7 7. Qc2 e5 8. 0-0 Re8 9. Bd3 Qe7 10. e4 exd4 11. Nd5 Qd8 12. Bg5 c6 13. Nxf6+ Bxf6 14. h4 c5 15. Rfe1 Ne5 16. Nxe5 dxe5 17. Qd2 Qd6 18. f3 Bd7 19. Kf2 Rab8 20. a4 Bxg5 21. hxg5 f6 22. Rh1 Re7 23. b3 Rf8 24. gxf6 Qxf6 25. Be2 Qf4 26. Qa5 Qe3+ 27. Kg3 Qxe2 28. Qxc5 Rff7 29. Qd5 Bc6 30. Qd6 Qe3 31. Rh4 Qg5+ 32. Kh3 Bd7+ 0-1

[Event "Concepcion 1st"]
[Site "Concepcion"]
[Date "2013.??.??"]
[Round "8"]
[White "Chavez Rifo, Stefano"]
[Black "Salinas Herrera, Pablo Patricio"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "1722"]
[BlackElo "2386"]
[PlyCount "62"]
[EventDate "2013.07.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 d5 4. Nc3 Bg7 5. e3 0-0 6. Be2 c6 7. 0-0 Na6 8. cxd5 cxd5 9. Bd2 Nc7 10. Rc1 Ne4 11. Nxe4 dxe4 12. Ng5 Bf5 13. Qc2 e5 14. Nxe4 exd4 15. Bf3 Nb5 16. Qa4 dxe3 17. Bxe3 Nd4 18. Rfd1 Nxf3+ 19. gxf3 Qh4 20. Bg5 Qh3 21. Ng3 Be6 22. b3 h6 23. Be7 Rfe8 24. Rc7 Rec8 25. Rxc8+ Rxc8 26. Rd8+ Rxd8 27. Bxd8 Bd5 28. Qe8+ Kh7 29. Qe3 Qc8 30. Be7 Qc2 31. Qxa7 Qd1+ 0-1

[Event "Concepcion 1st"]
[Site "Concepcion"]
[Date "2013.??.??"]
[Round "7"]
[White "Estay Torreblanca, Oscar"]
[Black "Chavez Rifo, Stefano"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "2249"]
[BlackElo "1722"]
[PlyCount "35"]
[EventDate "2013.07.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. Qf3 Nc6 9. Be3 Qc7 10. Qg3 Ne5 11. f4 Neg4 12. Bg1 0-0 13. h3 e5 14. hxg4 exd4 15. Bxd4 Nxg4 16. 0-0-0 Kh8 17. Bxg7+ Kxg7 18. f5 1-0

[Event "Concepcion 1st"]
[Site "Concepcion"]
[Date "2013.??.??"]
[Round "1"]
[White "Riffo Paz, Elizardo"]
[Black "Chavez Rifo, Stefano"]
[Result "1-0"]
[ECO "B88"]
[WhiteElo "2231"]
[BlackElo "1722"]
[PlyCount "45"]
[EventDate "2013.07.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 a6 7. 0-0 e6 8. Bb3 Be7 9. Bg5 0-0 10. Kh1 Qc7 11. f4 Nd7 12. Bxe6 Bxg5 13. Bxd7 Bf6 14. Bxc8 Raxc8 15. Nd5 Qd8 16. Nf5 b5 17. Qg4 Kh8 18. Rad1 Bxb2 19. e5 g6 20. Nxd6 f5 21. exf6 Qxd6 22. Ne7 Qc7 23. Rd7 1-0

[Event "Concepcion 1st"]
[Site "Concepcion"]
[Date "2013.??.??"]
[Round "3"]
[White "Vasquez Toledo, Cristian"]
[Black "Chavez Rifo, Stefano"]
[Result "1-0"]
[ECO "B95"]
[WhiteElo "1909"]
[BlackElo "1722"]
[PlyCount "73"]
[EventDate "2013.07.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Bc4 Be7 8. 0-0 0-0 9. Bb3 Qc7 10. Kh1 h6 11. Bh4 Nxe4 12. Bxe7 Nxc3 13. Bxd6 Qxd6 14. bxc3 b5 15. Qf3 Ra7 16. Rad1 Qc5 17. Qg3 Bd7 18. Rfe1 Nc6 19. Rd3 Nxd4 20. cxd4 Qc7 21. Qh4 a5 22. Rg3 Kh8 23. c3 a4 24. Bc2 a3 25. Re5 Qc4 26. h3 f5 27. Qe7 Rg8 28. Bb3 Qf1+ 29. Kh2 f4 30. Rxg7 Rxg7 31. Qf8+ Kh7 32. Bc2+ Rg6 33. Qf7+ Kh8 34. Bxg6 Qxg2+ 35. Kxg2 Bc6+ 36. f3 Rxf7 37. Bxf7 1-0

[Event "Concepcion 1st"]
[Site "Concepcion"]
[Date "2013.??.??"]
[Round "9"]
[White "Zarzuri Jorquera, Rodrigo"]
[Black "Chavez Rifo, Stefano"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2108"]
[BlackElo "1722"]
[PlyCount "31"]
[EventDate "2013.07.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 g6 5. Nc3 Nd7 6. Nf3 Bg7 7. Bc4 Qc7 8. Qb3 e6 9. Bf4 a6 10. Bxe6 fxe6 11. Qxe6+ Ne7 12. Nd5 Qa5+ 13. b4 Qd8 14. Bxd6 Rf8 15. Nc7+ Qxc7 16. Qxe7# 1-0

[Event "Concepcion Patrias CC U2200"]
[Site "Concepcion"]
[Date "2012.10.14"]
[Round "?"]
[White "Chavez Rifo, Stefano"]
[Black "Aldunate Clark, Ismael"]
[Result "1-0"]
[ECO "E13"]
[BlackElo "1691"]
[PlyCount "107"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Bb4 5. Bg5 0-0 6. e3 h6 7. Bh4 b6 8. Bd3 Bb7 9. 0-0 Be7 10. Bg3 Nbd7 11. Rc1 Rc8 12. cxd5 Nxd5 13. Bb1 N7f6 14. Nb5 a6 15. Na7 Ra8 16. Nc6 Bxc6 17. Rxc6 Bd6 18. Be5 Qd7 19. Qc1 Bc5 20. Rxc7 Nxc7 21. dxc5 bxc5 22. Qxc5 Nfe8 23. Qc2 Rc8 24. Bc3 g6 25. Ne5 Qe7 26. Rd1 Nd5 27. Nxg6 fxg6 28. Qxg6+ Qg7 29. Bxg7 Nxg7 30. Qh7+ Kf7 31. Bg6+ Kf6 32. Qxh6 Rh8 33. Bh7+ Kf7 34. Qg6+ Kf8 35. g3 Rc7 36. Qe4 Nf6 37. Qa8+ Nfe8 38. Bg6 Rg8 39. Bxe8 Nxe8 40. Qxa6 Rg6 41. Qd3 Rf6 42. b4 Rcf7 43. Rd2 Kg7 44. Qb3 e5 45. b5 Rf3 46. b6 Nf6 47. Qb2 Ng4 48. b7 Kg6 49. b8Q Nxe3 50. fxe3 Rxe3 51. Qg8+ Kf6 52. Rf2+ Ke6 53. Qxf7+ Kd6 54. Qb6# 1-0

[Event "Concepcion Patrias CC U2200"]
[Site "Concepcion"]
[Date "2012.10.14"]
[Round "?"]
[White "Fuentes Parra, Victor Ignacio"]
[Black "Chavez Rifo, Stefano"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1993"]
[PlyCount "47"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c6 3. Bf4 d5 4. Nbd2 Nbd7 5. e3 e6 6. Bd3 c5 7. c3 Be7 8. Ne5 a6 9. Qf3 Nb6 10. g4 h6 11. h4 Rf8 12. g5 hxg5 13. hxg5 Nfd7 14. Nxf7 Rxf7 15. Bg6 Nf8 16. Bxf7+ Kd7 17. Qg4 Na4 18. Rh8 Qb6 19. Nf3 Kc6 20. Ne5+ Kb5 21. Be8+ Ka5 22. Qd1 Qxb2 23. Nc4+ dxc4 24. Bc7+ 1-0

[Event "Concepcion Patrias CC U2200"]
[Site "Concepcion"]
[Date "2012.10.14"]
[Round "?"]
[White "Parada Contzen, Miguel"]
[Black "Chavez Rifo, Stefano"]
[Result "1-0"]
[ECO "C92"]
[PlyCount "65"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 d6 7. c3 Be7 8. Re1 0-0 9. h3 Bb7 10. d4 exd4 11. cxd4 Na5 12. Bc2 d5 13. e5 Nd7 14. Qd3 g6 15. Bh6 Re8 16. Nbd2 c5 17. Nf1 cxd4 18. Nxd4 Bc5 19. e6 Bxd4 20. exf7+ Kxf7 21. Qxd4 Nf6 22. Bg5 Nc6 23. Qf4 Rxe1 24. Rxe1 Kg7 25. Ne3 Bc8 26. Qh4 h5 27. Nxd5 Qxd5 28. Bxf6+ Kh7 29. Be4 Qd2 30. Qxh5+ Kg8 31. Qxg6+ Kf8 32. Qg7+ Ke8 33. Bxc6# 1-0

[Event "Concepcion Patrias CC U2200"]
[Site "Concepcion"]
[Date "2012.10.13"]
[Round "?"]
[White "Chavez Rifo, Stefano"]
[Black "Gonzalez Aguayo, Arnoldo"]
[Result "1-0"]
[ECO "E12"]
[PlyCount "55"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 Be7 7. Bxf6 gxf6 8. Qc2 d6 9. e4 Nd7 10. 0-0-0 a5 11. g3 f5 12. Bg2 fxe4 13. Nxe4 d5 14. cxd5 Bxd5 15. Nc3 c6 16. Kb1 a4 17. Nxd5 cxd5 18. Qe2 a3 19. b3 b5 20. Ne5 Nxe5 21. Qxe5 Bf6 22. Qe2 Qb6 23. Bxd5 Rd8 24. Bg2 Rxd4 25. Qf3 Ke7 26. Qb7+ Qxb7 27. Bxb7 Rhd8 28. Rxd4 1-0

[Event "Concepcion Patrias CC U2200"]
[Site "Concepcion"]
[Date "2012.10.13"]
[Round "?"]
[White "Chavez Rifo, Stefano"]
[Black "Ramos Valdes, Miguel Leonardo"]
[Result "1-0"]
[ECO "E61"]
[BlackElo "1546"]
[PlyCount "87"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. Nc3 Bg7 5. b3 0-0 6. e3 a5 7. Bd3 Na6 8. Bb2 c5 9. d5 e6 10. 0-0 Nc7 11. e4 Ng4 12. Qe2 exd5 13. Nxd5 Bxb2 14. Qxb2 Nxd5 15. cxd5 Bd7 16. a4 f6 17. Be2 Ne5 18. Nd2 Qe7 19. Rfe1 g5 20. Qc2 f5 21. Bd3 Nxd3 22. Qxd3 fxe4 23. Qxe4 Qf6 24. Qf3 Qh6 25. Qg3 Rf4 26. Re4 Raf8 27. Rae1 Rxe4 28. Nxe4 Rf4 29. f3 b5 30. axb5 Bxb5 31. Nxg5 Qh4 32. Ne4+ Qxg3 33. hxg3 Rf5 34. Nxd6 Bd7 35. Nxf5 Bxf5 36. d6 Kf8 37. Kf2 Bd3 38. Re3 Bb5 39. Ke1 c4 40. bxc4 Bxc4 41. g4 a4 42. Kd2 Bb5 43. Ke1 Bc4 44. Kf2 1-0

[Event "Concepcion Patrias CC U2200"]
[Site "Concepcion"]
[Date "2012.10.13"]
[Round "?"]
[White "Nahuelhuen Fuentes, Alvaro"]
[Black "Chavez Rifo, Stefano"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "57"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[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 Nf6 4. Nc3 Be7 5. 0-0 a6 6. d3 0-0 7. Be3 b5 8. Bb3 d6 9. h3 Bb7 10. Bd5 Nxd5 11. Nxd5 Qd7 12. Qd2 f5 13. c3 f4 14. Bb6 Bd8 15. Ba5 Nxa5 16. b4 c6 17. bxa5 cxd5 18. exd5 Bxd5 19. Ne1 f3 20. g4 h5 21. d4 hxg4 22. dxe5 Bb7 23. Qxd6 Qxd6 24. exd6 Be4 25. Kh2 Bxa5 26. a4 Bxc3 27. Rc1 Be5+ 28. Kg1 Bxd6 29. Rc6 0-1

[Event "Concepcion Patrias CC U2200"]
[Site "Concepcion"]
[Date "2012.10.12"]
[Round "?"]
[White "Chavez Rifo, Stefano"]
[Black "Palma Neira, Eliseo Maximiliano"]
[Result "0-1"]
[ECO "D44"]
[BlackElo "1988"]
[PlyCount "34"]
[EventDate "2012.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 dxc4 6. a4 Bb4 7. e3 Qa5 8. Rc1 Ne4 9. Qc2 Nxg5 10. Nxg5 Qxg5 11. Bxc4 Qxg2 12. Ke2 e5 13. Rhf1 Bg4+ 14. Kd3 Bf5+ 15. e4 Qf3+ 16. Kd2 Bxe4 17. Bxf7+ Kxf7 0-1

