[Event "North American-ch U10"]
[Site "Aquascalientes"]
[Date "2007.10.07"]
[Round "7"]
[White "Arredondo, Rafael Villa"]
[Black "Arista, Arturo"]
[Result "1-0"]
[ECO "C90"]
[PlyCount "59"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 a6 5. Ba4 Nf6 6. Re1 b5 7. Bb3 Bg4 8. c3 Be7 9. d4 Bxf3 10. gxf3 0-0 11. Kh1 Kh8 12. Be3 Qc8 13. Rg1 Qd7 14. dxe5 dxe5 15. Qxd7 Nxd7 16. Bd5 Ndb8 17. Nd2 f5 18. Nb3 a5 19. Nc5 f4 20. Ne6 Rc8 21. Bc5 Bxc5 22. Nxc5 Ra7 23. Rad1 Ne7 24. Ne6 Ng6 25. Ng5 c6 26. Nf7+ Kg8 27. Nd6+ Kf8 28. Nxc8 Rc7 29. Be6 Ne7 30. Rd8# 1-0

[Event "North American-ch U10"]
[Site "Aquascalientes"]
[Date "2007.10.06"]
[Round "5"]
[White "Araujo, Juan Jose"]
[Black "Arredondo, Rafael Villa"]
[Result "0-1"]
[ECO "E70"]
[PlyCount "48"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Be3 Nbd7 7. b4 e5 8. d5 b6 9. Nge2 a6 10. a4 Ng4 11. Bd2 Qh4 12. Ng3 f5 13. Qe2 Nxf2 14. exf5 Nxd3+ 15. Qxd3 gxf5 16. 0-0 e4 17. Qe2 Ne5 18. Rf4 Ng4 19. Rxg4 Qxg4 20. Qxg4 fxg4 21. Ngxe4 Bd4+ 22. Kh1 Bf5 23. Ng3 Bd3 24. Nce2 Bxa1 0-1

[Event "North American-ch U10"]
[Site "Aquascalientes"]
[Date "2007.10.06"]
[Round "4"]
[White "Arredondo, Rafael Villa"]
[Black "Martinez, Carlos Fernando"]
[Result "1-0"]
[ECO "C78"]
[PlyCount "75"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. h3 0-0 8. Re1 d6 9. c3 Bb7 10. d4 exd4 11. cxd4 Bb4 12. Bd2 Bxd2 13. Nbxd2 Re8 14. a3 h6 15. Bc2 b4 16. Ba4 Re7 17. d5 Ne5 18. Nd4 bxa3 19. Nf5 Nd3 20. Re3 Nxb2 21. Nxe7+ Qxe7 22. Qb3 Nxa4 23. Qxa4 Qd8 24. Raxa3 Nd7 25. Rg3 Ne5 26. Nc4 Ng6 27. Ne3 Rc8 28. Nf5 c6 29. dxc6 Rxc6 30. Qd4 Qf8 31. Raf3 d5 32. exd5 Rf6 33. h4 Kh8 34. h5 Bc8 35. Nxg7 Qxg7 36. Qxf6 Qxf6 37. Rxf6 Ne5 38. Rxh6# 1-0

[Event "North American-ch U10"]
[Site "Aquascalientes"]
[Date "2007.10.06"]
[Round "6"]
[White "Guzman, Cruz Emmanuel"]
[Black "Arredondo, Rafael Villa"]
[Result "1-0"]
[ECO "B53"]
[PlyCount "95"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Bb5+ Bd7 5. Nxd4 Bxb5 6. Nxb5 Nc6 7. N1c3 a6 8. Nd4 Nf6 9. 0-0 e6 10. h3 Be7 11. Re1 0-0 12. b3 Rc8 13. Bb2 Nxd4 14. Qxd4 Rc5 15. Rac1 Rg5 16. Qe3 Nh5 17. Ne2 e5 18. f4 exf4 19. Nxf4 Qa5 20. a4 Rg3 21. Qf2 Bh4 22. Nxh5 Qxh5 23. Qe2 Qg5 24. Rf1 Rxh3 25. Rf5 Qg3 26. Bd4 Qh2+ 27. Kf1 Qh1+ 28. Bg1 Rg3 29. Rf3 Rc8 30. c4 Rxf3+ 31. Qxf3 Bf6 32. Qh3 Qxh3 33. gxh3 Re8 34. Rd1 Be5 35. c5 Rd8 36. cxd6 Rxd6 37. Rc1 Rd8 38. Bb6 Re8 39. Rd1 g6 40. Rd7 Bc3 41. Rxb7 Rxe4 42. Ra7 Rb4 43. Rxa6 Rxb3 44. a5 Bxa5 45. Rxa5 Rxh3 46. Bd4 h5 47. Ra8+ Kh7 48. Rh8# 1-0

[Event "North American-ch U10"]
[Site "Aquascalientes"]
[Date "2007.10.06"]
[Round "3"]
[White "Perez, Hector Hugo"]
[Black "Arredondo, Rafael Villa"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "110"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Bc4 Nf6 4. d3 a6 5. a4 e6 6. f4 Nc6 7. Nf3 d5 8. exd5 exd5 9. Ba2 Bg4 10. h3 Bxf3 11. Qxf3 Nd4 12. Qe3+ Qe7 13. Qxe7+ Bxe7 14. Kd1 0-0-0 15. g4 h5 16. g5 Nd7 17. Nxd5 Bd6 18. c3 Ne6 19. f5 Nef8 20. Ne3 f6 21. Nc4 Ne5 22. Nb6+ Kb8 23. d4 cxd4 24. cxd4 Nf3 25. gxf6 gxf6 26. Nc4 Bc7 27. d5 Rxd5+ 28. Nd2 Rd8 29. Bb1 Bf4 30. Rf1 Nxd2 31. Rxf4 Nb3+ 32. Ke1 Nxa1 33. Rc4 Rg8 34. Bf4+ Ka8 35. Be4 Re8 36. Be3 Rg7 37. Kf2 Rge7 38. Kf3 Nd7 39. Rb4 Ne5+ 40. Ke2 Nc6 41. Bxc6 Rxe3+ 42. Kf2 bxc6 43. Rh4 Re2+ 44. Kf3 R8e3+ 45. Kf4 Re4+ 46. Kf3 Rxh4 47. Kxe2 Rxh3 48. Kf2 h4 49. Kg2 Rg3+ 50. Kh2 Nc2 51. Kh1 Ne3 52. Kh2 Nf1+ 53. Kh1 h3 54. b3 Rg2 55. a5 Ng3# 0-1

[Event "North American-ch U10"]
[Site "Aquascalientes"]
[Date "2007.10.05"]
[Round "2"]
[White "Arredondo, Rafael Villa"]
[Black "Heredia Madrigal, Andrei"]
[Result "1/2-1/2"]
[ECO "A49"]
[PlyCount "81"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "MEX"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 c6 8. Bf4 Qc7 9. e5 Ne8 10. Re1 f5 11. Ng5 Nb6 12. exd6 exd6 13. Ne6 Bxe6 14. Rxe6 Rf6 15. Qe2 Rxe6 16. Qxe6+ Qf7 17. Qxf7+ Kxf7 18. Ne2 Nd5 19. Bxd5+ cxd5 20. c3 Rd8 21. Re1 Nf6 22. f3 h6 23. Bd2 Re8 24. h3 g5 25. g4 f4 26. Nc1 Rxe1+ 27. Bxe1 h5 28. Nd3 b5 29. b3 hxg4 30. hxg4 a5 31. Bf2 Nd7 32. Nb2 Nb6 33. a4 bxa4 34. Nxa4 Nxa4 35. bxa4 Ke7 36. Kf1 Kd7 37. Ke2 Kc6 38. Kd3 Kb6 39. c4 Kc6 40. cxd5+ Kxd5 41. Kc3 1/2-1/2

