[Event "ARG-ch U14 sf1"]
[Site "Esperanza"]
[Date "2004.02.18"]
[Round "4"]
[White "Avila, Matias"]
[Black "Cena, Renzo"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "46"]
[EventDate "2004.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Nc6 8. 0-0 Be7 9. Be3 Be6 10. Ng5 0-0 11. f4 h6 12. Nf3 Ng4 13. Bd2 Qb6+ 14. Kh1 Nf2+ 15. Rxf2 Qxf2 16. fxe5 Nxe5 17. Nd5 Bxd5 18. exd5 Nxf3 19. Bxf3 Bf6 20. Rb1 Rfe8 21. Bb4 Be5 22. Qd3 Qh4 23. h3 Qg3 0-1

[Event "ARG-ch U14 sf1"]
[Site "Esperanza"]
[Date "2004.02.18"]
[Round "1"]
[White "Cena, Renzo"]
[Black "Cristobal, Manuel"]
[Result "0-1"]
[ECO "B45"]
[BlackElo "2145"]
[PlyCount "62"]
[EventDate "2004.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bb4 7. f3 Qa5 8. Ndb5 a6 9. Nd6+ Ke7 10. Nxc8+ Raxc8 11. Bd2 Qb6 12. Bd3 Rhd8 13. Qe2 Nd4 14. Qf2 Bc5 15. Qh4 Qc7 16. Bf4 d6 17. Rf1 Ba3 18. Bc1 Qa5 19. Kf2 Qb6 20. Kg3 Bc5 21. Na4 Qc7 22. Nxc5 dxc5+ 23. Kf2 c4 24. Be2 Nxc2 25. Rb1 Qc5+ 26. Kg3 Ne3 27. Bxe3 Qxe3 28. Rfe1 Rd2 29. e5 Qxe5+ 30. f4 Qe3+ 31. Bf3 Qf2+ 0-1

[Event "ARG-ch U14 sf1"]
[Site "Esperanza"]
[Date "2004.02.18"]
[Round "3"]
[White "Comabella, Lorena"]
[Black "Cena, Renzo"]
[Result "1/2-1/2"]
[ECO "B08"]
[PlyCount "38"]
[EventDate "2004.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Nf3 0-0 6. Bc4 Nc6 7. d5 Nb8 8. 0-0 c6 9. Rb1 h6 10. Be3 Nbd7 11. dxc6 bxc6 12. Nd4 Qc7 13. f3 Nb6 14. Qe2 d5 15. exd5 cxd5 16. Bb3 a5 17. a4 Qd7 18. Bf2 Ba6 19. Ndb5 Nc8 1/2-1/2

[Event "ARG-ch U14 sf1"]
[Site "Esperanza"]
[Date "2004.02.17"]
[Round "2"]
[White "Onocko, Gabriel"]
[Black "Cena, Renzo"]
[Result "1-0"]
[ECO "B92"]
[PlyCount "111"]
[EventDate "2004.02.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Nc6 8. h3 Be6 9. Be3 Be7 10. Qd2 d5 11. exd5 Nxd5 12. Rd1 Bb4 13. a3 Bxc3 14. bxc3 Qa5 15. c4 Nxe3 16. fxe3 Qxa3 17. 0-0 Qe7 18. Qc3 f6 19. Rd2 0-0 20. Bd3 Rac8 21. Rb1 a5 22. Rf2 Nb4 23. Nd2 b5 24. Qa3 bxc4 25. Bf1 Ra8 26. Nxc4 Qc7 27. c3 Bxc4 28. cxb4 Rfe8 29. Rc2 axb4 30. Bxc4+ Kh8 31. Qc1 Ra7 32. Be6 Qb7 33. Rc8 Rxc8 34. Qxc8+ Qxc8 35. Bxc8 Rc7 36. Be6 Rb7 37. Kf2 g5 38. Kf3 h5 39. Rd1 b3 40. Rd3 Kg7 41. Rd7+ Rxd7 42. Bxd7 Kg6 43. Be6 b2 44. Ba2 Kf5 45. g4+ hxg4+ 46. hxg4+ Kg6 47. Bb1+ Kf7 48. Ke4 Ke6 49. Ba2+ Ke7 50. Kf5 Kd6 51. Kxf6 e4 52. Kxg5 Kc5 53. Kf5 Kb4 54. g5 Kc3 55. Bb1 Kd2 56. Kxe4 1-0

[Event "Najdorf U14 op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "4.19"]
[White "Cena, Renzo"]
[Black "Capdevila, Dario"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "41"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. Be3 Bb6 7. d4 exd4 8. Nxd4 Ne5 9. Bb3 d6 10. h3 Ba5 11. f4 Nxe4 12. 0-0 Nxc3 13. bxc3 Nc6 14. Nxc6 bxc6 15. Bd4 0-0 16. Qf3 Ba6 17. Qg3 g5 18. h4 Bxf1 19. hxg5 Kh7 20. Qh4 Kg6 21. f5+ 1-0

[Event "Najdorf U14 op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "6.20"]
[White "Cena, Renzo"]
[Black "Della Morte, German"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "2049"]
[PlyCount "80"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. Be3 Bb6 7. 0-0 d6 8. h3 0-0 9. Re1 Be6 10. Bxe6 fxe6 11. d4 exd4 12. Nxd4 Qe8 13. Qd3 Ne5 14. Qe2 Nh5 15. Nxe6 Nf3+ 16. gxf3 Qxe6 17. Kh2 c6 18. Bxb6 axb6 19. Rg1 Nf4 20. Qf1 Qe5 21. Kh1 Qh5 22. Rg3 Ra5 23. Ne2 Ne6 24. Qg2 Rg5 25. Rg1 Qh4 26. Rxg5 Nxg5 27. f4 Qxh3+ 28. Qxh3 Nxh3 29. Rf1 Nxf4 30. Ng3 g6 31. Kh2 Kf7 32. Rd1 Ke7 33. c4 Ra8 34. a3 Ra5 35. Nf1 Re5 36. f3 b5 37. Ne3 h5 38. b3 Ke6 39. Rd2 d5 40. cxd5+ cxd5 0-1

[Event "Najdorf U14 op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "5.11"]
[White "Hidalgo, Silvana"]
[Black "Cena, Renzo"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "107"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Nf6 6. Nc3 Bb4 7. Bg5 h6 8. Bxf6 Qxf6 9. Be2 Qg6 10. Nh4 Qxe4 11. Nf3 Nd4 12. Kf1 Bxc3 13. bxc3 Nxe2 14. Qxe2 Qxe2+ 15. Kxe2 0-0 16. Rhe1 d5 17. Nxe5 Re8 18. Kf1 Bf5 19. Nd3 Rxe1+ 20. Kxe1 b6 21. Kd2 Rc8 22. Re1 Kf8 23. Re5 Bxd3 24. cxd3 Rc5 25. Kc2 f6 26. Re2 b5 27. Kb3 a5 28. Re6 a4+ 29. Kb4 Rc7 30. Rd6 Re7 31. Rxd5 Re2 32. Rf5 Rxa2 33. Kxb5 a3 34. Ka4 Ra1 35. Kb3 Ke7 36. Ra5 Rg1 37. g3 Rg2 38. Rxa3 Rxf2 39. Ra7+ Kf8 40. c4 Rxh2 41. c5 Ke8 42. Rxg7 Rg2 43. c6 Kd8 44. d4 h5 45. d5 h4 46. g4 h3 47. d6 Kc8 48. d7+ Kd8 49. Rg8+ Kc7 50. d8Q+ Kxc6 51. Qxf6+ Kd5 52. Rg5+ Ke4 53. Qe5+ Kf3 54. Rf5+ 1-0

[Event "Najdorf U14 op"]
[Site "Buenos Aires"]
[Date "2003.10.04"]
[Round "7.28"]
[White "Otero, Fernando"]
[Black "Cena, Renzo"]
[Result "0-1"]
[ECO "D04"]
[PlyCount "64"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nbd2 Nbd7 7. 0-0 Bd6 8. e4 dxe4 9. Nxe4 0-0 10. Nxd6 cxd6 11. Bf4 Qb6 12. Qa3 d5 13. Rfe1 Rac8 14. c3 Qb5 15. Bd6 Rfe8 16. Rad1 Rc6 17. Rd2 Nb6 18. Ne5 Rcc8 19. Rde2 Nfd7 20. Nxd7 Qxd7 21. Bc5 Nc4 22. Qb4 b6 23. b3 bxc5 24. dxc5 a5 25. Qa4 Qxa4 26. bxa4 Rxc5 27. Rb1 h6 28. Rb3 Rec8 29. Rc2 Nd6 30. Kf1 d4 31. Rbb2 Rxc3 32. Rb6 Nc4 0-1

[Event "Najdorf U14 op"]
[Site "Buenos Aires"]
[Date "2003.10.03"]
[Round "1.3"]
[White "Bajo, Carlos"]
[Black "Cena, Renzo"]
[Result "1/2-1/2"]
[ECO "B21"]
[PlyCount "56"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 d5 6. exd5 Qxd5 7. Nxc6 Qxd1+ 8. Kxd1 bxc6 9. Bd3 Bc5 10. Ke2 Nf6 11. Be3 Bxe3 12. Kxe3 Nd5+ 13. Kf3 Bb7 14. Be4 Rd8 15. Rd1 0-0 16. Nc3 f5 17. Bd3 Rd6 18. Bc4 Rfd8 19. Re1 Nxf4 20. Kxf4 Rd4+ 21. Kg3 Rxc4 22. Rxe6 Rg4+ 23. Kf2 Rd2+ 24. Re2 Rdd4 25. Rae1 Ba6 26. Re8+ Kf7 27. R8e7+ Kf8 28. Re8+ Kf7 1/2-1/2

[Event "Najdorf U14 op"]
[Site "Buenos Aires"]
[Date "2003.10.03"]
[Round "2.18"]
[White "Cena, Renzo"]
[Black "Carrera, Martin"]
[Result "0-1"]
[ECO "B77"]
[PlyCount "66"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. f3 Bd7 10. Bh6 Bxh6 11. Qxh6 Nxd4 12. 0-0-0 Ne6 13. g4 Rc8 14. Bb3 Nc5 15. h4 Nxb3+ 16. axb3 Be6 17. h5 Qe8 18. hxg6 fxg6 19. g5 Nh5 20. Kb1 Bf7 21. f4 Qd7 22. Rdf1 e6 23. Ne2 Be8 24. Rxh5 gxh5 25. Ng3 Bg6 26. f5 exf5 27. exf5 Bxf5 28. Nxh5 Bxc2+ 29. Ka2 Rxf1 30. Nf6+ Rxf6 31. gxf6 Qf7 32. Qh4 Qxb3+ 33. Ka1 Qa4+ 0-1

[Event "Najdorf U14 op"]
[Site "Buenos Aires"]
[Date "2003.10.03"]
[Round "3.33"]
[White "Tomeo, Nicolas"]
[Black "Cena, Renzo"]
[Result "0-1"]
[ECO "A01"]
[PlyCount "22"]
[EventDate "2003.10.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nf6 3. e3 c5 4. c4 Nc6 5. Nf3 Bf5 6. Nc3 d4 7. exd4 cxd4 8. Ne2 e5 9. d3 Qa5+ 10. Qd2 Bb4 11. Nc3 dxc3 0-1

