[Event "Getxo Semana Santa U2200 op 1st"]
[Site "Getxo"]
[Date "2019.04.28"]
[Round "7"]
[White "Hirgma, Elmaati"]
[Black "Rayo Sierra, Cayetano"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1399"]
[BlackElo "1796"]
[PlyCount "72"]
[EventDate "2019.04.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. e3 d6 4. Nf3 Nf6 5. Be2 Nbd7 6. c3 0-0 7. Nbd2 c6 8. 0-0 h6 9. h3 Nh7 10. Qb3 a5 11. a4 e5 12. Bg3 Kh8 13. Rfd1 Qe7 14. Bh4 g5 15. Bg3 e4 16. Nh2 f5 17. Nhf1 f4 18. Bh2 d5 19. Bh5 Ra6 20. Qc2 Ndf6 21. Be2 g4 22. Bxa6 bxa6 23. Bxf4 gxh3 24. g3 Bg4 25. Re1 Ng5 26. c4 Qf7 27. Bd6 h2+ 28. Nxh2 Nf3+ 29. Ndxf3 Rd8 30. c5 Bxf3 31. Nxf3 exf3 32. Qf5 Qh5 33. Qxh5 Nxh5 34. Ra3 Rd7 35. Rb3 Rf7 36. Kh2 Rf5 1-0

[Event "Getxo Semana Santa U2200 op 1st"]
[Site "Getxo"]
[Date "2019.04.27"]
[Round "6"]
[White "Rayo Sierra, Cayetano"]
[Black "Izaguirre Altuna, Alberto"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1796"]
[BlackElo "1534"]
[PlyCount "53"]
[EventDate "2019.04.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 Nf6 8. d3 a6 9. Bxc6+ bxc6 10. Nd2 0-0 11. 0-0 Re8 12. Rac1 c5 13. c4 d4 14. e4 Nd7 15. Kh1 Qf6 16. Rg1 a5 17. g4 Qg5 18. Rcd1 g6 19. Qg3 Qf4 20. Qg2 g5 21. Nf3 h6 22. h4 gxh4 23. Bc1 Qf6 24. g5 hxg5 25. Bxg5 Qg7 26. Qh3 Nf8 27. Bf6 1-0

[Event "Getxo Semana Santa U2200 op 1st"]
[Site "Getxo"]
[Date "2019.04.26"]
[Round "5"]
[White "Rayo Sierra, Cayetano"]
[Black "Estevez Iglesias, Antonio"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1796"]
[BlackElo "1598"]
[PlyCount "57"]
[EventDate "2019.04.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 e6 3. Bg2 c5 4. c3 cxd4 5. Nf3 dxc3 6. 0-0 cxb2 7. Bxb2 d5 8. Nc3 a6 9. e4 dxe4 10. Qxd8+ Kxd8 11. Ng5 Ke8 12. Rac1 Nbd7 13. Ncxe4 Be7 14. Rc7 Nd5 15. Rc2 h6 16. Rfc1 N7b6 17. Nf3 f6 18. Nc5 Bxc5 19. Rxc5 Bd7 20. Nd2 Rc8 21. Rxc8+ Bxc8 22. Ne4 f5 23. Nd6+ Kd7 24. Ba3 g5 25. Nf7 Rh7 26. Ne5+ Kd8 27. Rd1 Bd7 28. Bc5 Kc7 29. Bd6+ 0-1

[Event "Getxo Semana Santa U2200 op 1st"]
[Site "Getxo"]
[Date "2019.04.24"]
[Round "3"]
[White "Elizondo Marquet, Juan Marcos"]
[Black "Rayo Sierra, Cayetano"]
[Result "1-0"]
[ECO "B54"]
[WhiteElo "1835"]
[BlackElo "1796"]
[PlyCount "67"]
[EventDate "2019.04.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c4 d6 4. d4 cxd4 5. Nxd4 Nc6 6. Nc3 Nf6 7. Be2 e6 8. 0-0 Be7 9. Kh1 Qc7 10. f4 0-0 11. Be3 Nd7 12. Rc1 Nxd4 13. Bxd4 b6 14. Qe1 Bb7 15. Qg3 Bf6 16. Bxf6 Nxf6 17. Bd3 Rad8 18. f5 e5 19. Nd5 Bxd5 20. cxd5 Qa7 21. Rc6 Rd7 22. Qe3 Rb8 23. Rfc1 Kf8 24. R1c3 h6 25. h3 Ne8 26. Qc1 Rbb7 27. Ra3 a5 28. Qe3 Rdc7 29. Rcc3 Rxc3 30. Rxc3 Nc7 31. Rc6 b5 32. Qxa7 Rxa7 33. Rb6 b4 34. Rxd6 1-0

[Event "Elgoibar Danobat U2200 op 1st"]
[Site "Elgoibar"]
[Date "2018.12.13"]
[Round "7"]
[White "Gallastegui Arregi, Aitor"]
[Black "Rayo Sierra, Cayetano"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1890"]
[BlackElo "1821"]
[PlyCount "56"]
[EventDate "2018.09.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. h3 Nd7 5. Bc4 e6 6. 0-0 a6 7. a4 Ne7 8. Nc3 0-0 9. Bg5 Qe8 10. Qd2 c5 11. dxc5 dxc5 12. Bh6 Nb6 13. Be2 Bd7 14. Qf4 Nxa4 15. Nxa4 Bxa4 16. Bxg7 Kxg7 17. b3 Bc6 18. Qe5+ Kg8 19. Nh2 f5 20. Qxe6+ Qf7 21. exf5 Nxf5 22. Bc4 Qxe6 23. Bxe6+ Kh8 24. Bxf5 gxf5 25. f3 h5 26. Kf2 Kg7 27. Rfe1 Rfe8 28. Rxe8 Rxe8 1/2-1/2

[Event "Elgoibar Danobat U2200 op 1st"]
[Site "Elgoibar"]
[Date "2018.11.29"]
[Round "6"]
[White "Rayo Sierra, Cayetano"]
[Black "Garrido Dominguez, Jose Antonio"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1821"]
[BlackElo "1541"]
[PlyCount "43"]
[EventDate "2018.09.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nd7 3. Nf3 g6 4. Bc4 Bg7 5. Bxf7+ Kf8 6. 0-0 Ndf6 7. Bb3 Nxe4 8. Nc3 Nxc3 9. bxc3 Bf6 10. Ng5 Nh6 11. Ne6+ Bxe6 12. Bxh6+ Bg7 13. Qf3+ Bf5 14. Bd2 Bf6 15. g4 Bd7 16. Bh6+ Ke8 17. g5 Bf5 18. gxf6 exf6 19. Rfe1+ Kd7 20. Qxb7 Qc8 21. Qd5 Qg8 22. Qb5+ 1-0

[Event "Elgoibar Danobat U2200 op 1st"]
[Site "Elgoibar"]
[Date "2018.11.15"]
[Round "5"]
[White "Fernandez Perez, Santiago I"]
[Black "Rayo Sierra, Cayetano"]
[Result "0-1"]
[ECO "B27"]
[BlackElo "1821"]
[PlyCount "72"]
[EventDate "2018.09.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 a6 6. Bc4 e6 7. a4 Qb6 8. Be3 Qxb2 9. Bd2 Bxd4 10. Rb1 Qa3 11. Ne2 Bxf2+ 12. Kxf2 Qc5+ 13. Ke1 Qxc4 14. Bc3 f6 15. Rb4 Qc5 16. Rb1 Nc6 17. Rf1 Qg5 18. Qd6 h5 19. Bd2 Qe5 20. Qa3 Rh7 21. Bc3 Qg5 22. Bd2 Qe5 23. Bc3 Qc7 24. Bxf6 Rf7 25. Bg7 d6 26. Rxf7 Kxf7 27. Qc3 e5 28. Bh8 Bg4 29. Nf4 Nge7 30. Qc4+ Ke8 31. Ne6 Bxe6 32. Qxe6 Nd4 33. Qa2 Qxc2 34. Rb2 Qxe4+ 35. Kd1 Rc8 36. Bf6 Nd5 0-1

[Event "Elgoibar Danobat U2200 op 1st"]
[Site "Elgoibar"]
[Date "2018.11.08"]
[Round "4"]
[White "Navarro Navarro, Juan Manuel"]
[Black "Rayo Sierra, Cayetano"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "1687"]
[BlackElo "1821"]
[PlyCount "85"]
[EventDate "2018.09.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 f5 5. 0-0 Nf6 6. c4 0-0 7. Nc3 Qe8 8. Nd5 Nxd5 9. cxd5 h6 10. Qc2 c6 11. dxc6 Nxc6 12. d5 Nb4 13. Qb3 Na6 14. Be3 b6 15. Bd4 Nc5 16. Qd1 Qf7 17. Bxg7 Kxg7 18. Nd4 Bd7 19. b4 Ne4 20. f3 Nc3 21. Qd2 Rac8 22. e4 f4 23. Rac1 Nb5 24. Nc6 Bxc6 25. dxc6 Nc7 26. Bh3 Rcd8 27. Bd7 Qf6 28. a4 Kh7 29. b5 Qe5 30. Kg2 Rf6 31. g4 h5 32. h3 Kg7 33. Rh1 Ra8 34. Qc3 Qc5 35. Qxc5 dxc5 36. gxh5 gxh5 37. Kf2 a6 38. Rhg1+ Kh6 39. e5 Rf7 40. bxa6 Rxa6 41. Rc4 Ra8 42. Rb1 Nd5 43. Be6 1-0

[Event "Elgoibar Danobat U2200 op 1st"]
[Site "Elgoibar"]
[Date "2018.10.25"]
[Round "3"]
[White "Rayo Sierra, Cayetano"]
[Black "Dura Olmos, Gines Raul"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1821"]
[BlackElo "1903"]
[PlyCount "72"]
[EventDate "2018.09.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. a3 d5 4. e5 Qa5 5. Bb2 Nc6 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 e6 9. 0-0 Nh6 10. axb4 Qxb4 11. Bc3 Qb6 12. Na3 Bxa3 13. Rxa3 0-0 14. d4 Nf5 15. Rb3 Qc7 16. g4 Nh4 17. Be2 f6 18. f4 fxe5 19. dxe5 Rad8 20. Bd3 b6 21. Qe1 Qe7 22. Qg3 g5 23. f5 Qc5+ 24. Kh1 d4 25. Bd2 Qd5+ 26. Kg1 Nxe5 27. Be2 d3 28. Rxd3 Nxd3 29. Bxd3 h6 30. f6 Rf7 31. Rf2 Qd6 32. Qe3 Qd4 33. Qg3 Rxf6 34. Bc3 Qxf2+ 35. Qxf2 Rxf2 36. Kxf2 Kf7 0-1

[Event "Elgoibar Danobat U2200 op 1st"]
[Site "Elgoibar"]
[Date "2018.10.11"]
[Round "2"]
[White "Uranga Garate, Gorka"]
[Black "Rayo Sierra, Cayetano"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1269"]
[BlackElo "1821"]
[PlyCount "52"]
[EventDate "2018.09.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. a3 b5 4. d3 Bb7 5. Be2 g6 6. f4 Bg7 7. Nf3 e6 8. 0-0 Ne7 9. Qe1 d5 10. Nd1 Nd7 11. Nc3 Rc8 12. exd5 Nxd5 13. Nxd5 Bxd5 14. c4 Bc6 15. Rb1 0-0 16. Ng5 h6 17. Nf3 Re8 18. g4 e5 19. fxe5 Nxe5 20. Nxe5 Bxe5 21. Bxh6 Bd4+ 22. Rf2 Qh4 23. Bf4 Bf3 24. Bg3 Qxg4 25. Kf1 Qh3+ 26. Kg1 Qg2# 0-1

[Event "Elgoibar Danobat U2200 op 1st"]
[Site "Elgoibar"]
[Date "2018.09.27"]
[Round "1"]
[White "Rayo Sierra, Cayetano"]
[Black "Izaguirre Altuna, Alberto"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "1821"]
[BlackElo "1546"]
[PlyCount "34"]
[EventDate "2018.09.27"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nc6 5. Nf3 d6 6. Nxc3 Be7 7. b4 Nf6 8. h3 0-0 9. a3 Ne5 10. Ba2 Be6 11. Bb1 h6 12. 0-0 Nxf3+ 13. Qxf3 Nd7 14. Nd5 Bf6 15. Ra2 Bxd5 16. exd5 Re8 17. Qd3 Nf8 1/2-1/2

[Event "Arrasate Hiria op 6th"]
[Site "Mondragon"]
[Date "2006.10.11"]
[Round "6"]
[White "Ruiz Abad, Juan Manuel"]
[Black "Rayo Sierra, Cayetano"]
[Result "0-1"]
[ECO "B01"]
[BlackElo "2032"]
[PlyCount "40"]
[EventDate "2006.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Qd3 Qxd5 5. c4 Qa5+ 6. Nc3 Nc6 7. Be2 Bf5 8. Qe3 Nb4 9. Bd1 0-0-0 10. Nf3 Nd3+ 11. Ke2 g6 12. Bc2 Ng4 13. Qg5 Bh6 14. Qh4 Bxc1 15. Bxd3 Bxb2 16. Bxf5+ gxf5 17. Ng5 Qxc3 18. Nxf7 Rxd4 19. Qxe7 Qd2+ 20. Kf3 Qxf2# 0-1

[Event "Arrasate Hiria op 6th"]
[Site "Mondragon"]
[Date "2006.10.08"]
[Round "5"]
[White "Rayo Sierra, Cayetano"]
[Black "Etxagibel Larranaga, Asier"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2032"]
[PlyCount "24"]
[EventDate "2006.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. d4 d5 4. e5 Nc6 5. a3 Qb6 6. Ne2 Bg4 7. f3 Bf5 8. axb4 Nxb4 9. Na3 Rc8 10. Nf4 Nxc2+ 11. Nxc2 Bxc2 12. Nxd5 Qb3 0-1

[Event "Arrasate Hiria op 6th"]
[Site "Mondragon"]
[Date "2006.09.22"]
[Round "3"]
[White "Rayo Sierra, Cayetano"]
[Black "Zulaika Centeno, Ander"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2032"]
[BlackElo "2037"]
[PlyCount "74"]
[EventDate "2006.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. d4 d5 4. e5 Nc6 5. a3 Qb6 6. Be3 Bf5 7. h4 h5 8. Ne2 e6 9. axb4 Nxb4 10. Na3 Rc8 11. Nf4 Nxc2+ 12. Nxc2 Rxc2 13. Rb1 Bb4+ 14. Rxb4 Qxb4+ 15. Bd2 Qxd4 16. Bb5+ Kf8 17. Ne2 Qxe5 18. Ba4 Rc4 19. 0-0 Nf6 20. Re1 Qc7 21. Bb5 Ke7 22. Ng3 Bg6 23. Bg5 Rc5 24. Bd3 Qd6 25. Bxg6 fxg6 26. Qb1 Kf7 27. Qxb7+ Rc7 28. Qb3 Rhc8 29. Qf3 Rc3 30. Qe2 a5 31. Qb5 Rxg3 32. fxg3 Qc5+ 33. Qxc5 Rxc5 34. Ra1 Ne4 35. Bf4 Nc3 36. Be5 d4 37. Bd6 Rd5 0-1

[Event "Arrasate Hiria op 6th"]
[Site "Mondragon"]
[Date "2006.09.16"]
[Round "2"]
[White "Larios Villa, Francisco Javier"]
[Black "Rayo Sierra, Cayetano"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1976"]
[BlackElo "2032"]
[PlyCount "112"]
[EventDate "2006.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. b4 f5 2. Bb2 Nf6 3. e3 g6 4. c4 Bg7 5. Nc3 0-0 6. d4 b6 7. Nf3 Bb7 8. Be2 e6 9. Qb3 Qe7 10. a4 Nc6 11. Ba3 a5 12. bxa5 Nxa5 13. Bxe7 Nxb3 14. Rb1 Na5 15. Bxf8 Bxf8 16. 0-0 Ne4 17. Nxe4 Bxe4 18. Rb2 Nc6 19. Ra1 Bb4 20. Rba2 Bc3 21. Rf1 Na5 22. Nd2 Bc6 23. Bf3 Bxd2 24. Bxc6 dxc6 25. Rxd2 Nxc4 26. Ra2 Kf7 27. Rfa1 Ke7 28. Kf1 Kd6 29. Ke2 Na5 30. Rc1 Re8 31. Rc3 e5 32. dxe5+ Rxe5 33. Rd2+ Rd5 34. Rxd5+ cxd5 35. Kd3 c5 36. Rc2 c4+ 37. Kc3 Kc5 38. Rb2 g5 39. g3 h5 40. h3 Nb7 41. Rb5+ Kc6 42. Rb2 Kc5 43. Rb1 Nd6 44. f3 b5 45. axb5 Nxb5+ 46. Kd2 Nd6 47. Rb8 g4 48. hxg4 hxg4 49. fxg4 fxg4 50. Rg8 Ne4+ 51. Kc2 Nxg3 52. Rg5 Nf1 53. e4 Kb4 54. exd5 Kc5 55. Kc3 Ne3 56. d6+ Kxd6 1/2-1/2

[Event "Arrasate Hiria op 6th"]
[Site "Mondragon"]
[Date "2006.09.08"]
[Round "1"]
[White "Rayo Sierra, Cayetano"]
[Black "Cabezas Gallego, Miguel"]
[Result "1-0"]
[ECO "C21"]
[WhiteElo "2032"]
[PlyCount "25"]
[EventDate "2006.09.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Nf3 Bc5 4. c3 dxc3 5. Bc4 cxb2 6. Bxb2 f6 7. Qd5 Qe7 8. 0-0 c6 9. Qh5+ g6 10. Qh3 Kd8 11. Qh4 d6 12. Bxg8 Rxg8 13. Bxf6 1-0

[Event "Mondragon Arrasate Hiria op 5th"]
[Site "Mondragon"]
[Date "2005.09.23"]
[Round "3"]
[White "Rayo Sierra, Cayetano"]
[Black "Hernando Casas, Jose Manuel"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2006"]
[BlackElo "2105"]
[PlyCount "44"]
[EventDate "2005.09.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. f3 c5 4. c4 dxe4 5. d5 exd5 6. cxd5 Bd6 7. Bb5+ Nd7 8. Nc3 Qh4+ 9. Ke2 Ngf6 10. Qc2 0-0 11. fxe4 Ne5 12. Nf3 Bg4 13. Be3 a6 14. h3 Bxf3+ 15. gxf3 Nh5 16. Bf2 Qf4 17. Raf1 axb5 18. Nxb5 Qxf3+ 19. Kd2 Be7 20. Kc1 Nd3+ 21. Kb1 Nxf2 22. Rh2 Bh4 0-1

[Event "Mondragon Arrasate Hiria op 5th"]
[Site "Mondragon"]
[Date "2005.09.16"]
[Round "2"]
[White "Arbulu Gallastegui, Arkaitz"]
[Black "Rayo Sierra, Cayetano"]
[Result "0-1"]
[ECO "A85"]
[BlackElo "2006"]
[PlyCount "68"]
[EventDate "2005.09.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 f5 2. c4 g6 3. Nc3 Bg7 4. e3 Nf6 5. Bd3 d6 6. Nge2 e5 7. f3 0-0 8. 0-0 c6 9. Qc2 Na6 10. a3 Nc7 11. b4 Ne6 12. Bb2 Bd7 13. Rad1 Qc7 14. d5 Nd8 15. e4 f4 16. Qb3 Kh8 17. Rc1 g5 18. c5 g4 19. cxd6 Qxd6 20. Rfd1 gxf3 21. gxf3 Bh3 22. dxc6 Nxc6 23. Bc4 Qc7 24. Nd5 Nxd5 25. Bxd5 Bf6 26. Kh1 Rad8 27. b5 Qb6 28. Be6 Bxe6 29. Qxe6 Qf2 30. Rxd8 Qxf3+ 31. Kg1 Nxd8 32. Qc4 Rg8+ 33. Ng3 fxg3 34. Rc3 Qf2+ 0-1

[Event "Mondragon Arrasate Hiria op 5th"]
[Site "Mondragon"]
[Date "2005.09.09"]
[Round "1"]
[White "Rayo Sierra, Cayetano"]
[Black "Navarro Cia, Miguel"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2006"]
[BlackElo "2328"]
[PlyCount "52"]
[EventDate "2005.09.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. a3 Nc6 3. b4 cxb4 4. d4 d5 5. e5 Qb6 6. Nf3 Bg4 7. c3 bxc3 8. Nxc3 Bxf3 9. Qxf3 Qxd4 10. e6 fxe6 11. Bb5 Qe5+ 12. Kf1 g6 13. Bb2 Nf6 14. Re1 Qf5 15. Qg3 Bg7 16. h3 0-0 17. Bd3 Nh5 18. Qe3 Qf7 19. Nd1 e5 20. g3 d4 21. Qg5 Qf3 22. Bc4+ Kh8 23. Kg1 Nf6 24. Rh2 Ne4 25. Qh4 Nd2 26. Be2 Qxe2 0-1

[Event "Primavera de Gros op 1st"]
[Site "San Sebastian"]
[Date "2005.05.28"]
[Round "4.8"]
[White "Alvarado Fernandez, Mikel"]
[Black "Rayo Sierra, Cayetano"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2066"]
[PlyCount "70"]
[EventDate "2005.05.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. Bb5+ Nbd7 6. c4 e6 7. dxe6 Bxe6 8. d5 Bf5 9. Nc3 Bc5 10. Qe2+ Be7 11. g4 Bg6 12. h4 h6 13. h5 Bh7 14. g5 hxg5 15. h6 0-0 16. hxg7 Re8 17. Kf1 c6 18. dxc6 bxc6 19. Bxc6 Rc8 20. Be4 Nxe4 21. Nxe4 Nf6 22. Be3 Nxe4 23. fxe4 Bc5 24. Rd1 Qf6+ 25. Qf2 Qxf2+ 26. Bxf2 Bxf2 27. Kxf2 Rxc4 28. Nf3 f6 29. e5 g4 30. exf6 Rf4 31. Rxh7 Rxf3+ 32. Kg2 Re2+ 33. Kg1 Kxh7 34. Rd8 Re1+ 35. Kg2 Re2+ 1/2-1/2

[Event "San Sebastian op 28th"]
[Site "San Sebastian"]
[Date "2005.03.19"]
[Round "1"]
[White "Prie, Eric"]
[Black "Rayo Sierra, Cayetano"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2439"]
[PlyCount "89"]
[EventDate "2005.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 105 Extra"]
[Source "ChessBase"]
[SourceDate "2005.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.05.01"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 h6 3. Bh4 d6 4. e4 g6 5. Bd3 Bg7 6. exf5 Nc6 7. c3 Nf6 8. fxg6 Bd7 9. Nf3 Qc8 10. 0-0 Bf5 11. Re1 Bxd3 12. Qxd3 Qg4 13. d5 Ne5 14. Nxe5 dxe5 15. Bxf6 Bxf6 16. Qb5+ c6 17. dxc6 0-0 18. Nd2 bxc6 19. Qc4+ Qxc4 20. Nxc4 Rab8 21. Rad1 Rb5 22. Rd7 Ra8 23. a4 Rc5 24. Re4 Rd5 25. Nxe5 Rxe5 26. Rxe5 Bxe5 27. Rxe7 Bg7 28. h4 Rb8 29. Rxa7 Rxb2 30. Ra8+ Bf8 31. Rc8 c5 32. f4 Kg7 33. h5 Rc2 34. Rc7+ Kg8 35. a5 Rxc3 36. a6 Ra3 37. a7 c4 38. g7 Bd6 39. Rc8+ Kxg7 40. a8Q Bc5+ 41. Kf1 Rxa8 42. Rxa8 Be3 43. g3 c3 44. Rc8 Bd2 45. Ke2 1-0

[Event "Mondragon Arrasate Hiria op 4th"]
[Site "Mondragon"]
[Date "2004.10.29"]
[Round "6"]
[White "Irure Crespo, Egoitz"]
[Black "Rayo Sierra, Cayetano"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "58"]
[EventDate "2004.09.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "CBM 103 Extra"]
[Source "ChessBase"]
[SourceDate "2005.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.01.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 c6 6. dxc6 Nxc6 7. Nf3 Qd3 8. Na3 e5 9. Qc2 Nb4 10. Qxd3 Nxd3+ 11. Ke2 0-0-0 12. h3 Ne4 13. Nc2 Nexf2 14. Rf1 Ne4 15. Ke3 f5 16. Nxe5 Bc5+ 17. Kf3 Nxe5+ 18. Kf4 Nd3+ 19. Kf3 g5 20. g4 Nxc1 21. Rfxc1 Nxd2+ 22. Kg2 f4 23. Ne1 Rhe8 24. Rc3 Ne4 25. Rc2 Rd2+ 26. Rxd2 Nxd2 27. Rd1 Re2+ 28. Kh1 Bf2 29. Nd3 Bg3 0-1

[Event "Mondragon Arrasate Hiria op 4th"]
[Site "Mondragon"]
[Date "2004.10.22"]
[Round "5.8"]
[White "Lainz Bejo, Leopoldo"]
[Black "Rayo Sierra, Cayetano"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2156"]
[PlyCount "107"]
[EventDate "2004.09.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "CBM 103 Extra"]
[Source "ChessBase"]
[SourceDate "2005.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.01.01"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 d6 3. Nc3 h6 4. Bd2 Nf6 5. e4 fxe4 6. Nxe4 Bf5 7. Ng3 Bh7 8. Bc3 Qd7 9. Bd3 e6 10. Bxh7 Nxh7 11. Qe2 Nf6 12. 0-0-0 Nd5 13. Bd2 Nc6 14. c4 Nde7 15. Nf3 0-0-0 16. Rhe1 Nf5 17. Bc3 Nxg3 18. hxg3 Re8 19. Nh4 Be7 20. Ng6 Rhg8 21. Kb1 Bf6 22. Qg4 Nd8 23. Re3 Qf7 24. Rf3 Qd7 25. Re3 Qf7 26. f4 Kb8 27. Rde1 h5 28. Qxh5 Rh8 29. Qg4 Rh6 30. Nh4 Reh8 31. Rh1 Nc6 32. Qxe6 Qxe6 33. Rxe6 Nxd4 34. Bxd4 Bxd4 35. Rxh6 Rxh6 36. Re1 c5 37. Nf5 Rg6 38. Re8+ Kc7 39. Re7+ Kc8 40. Rf7 Rf6 41. Rxf6 Bxf6 42. Nxd6+ Kb8 43. Kc2 a6 44. Kd3 Bxb2 45. Ke4 Kc7 46. Kd5 b6 47. g4 Kd7 48. g5 Bc1 49. g3 Bd2 50. Ne4 Be3 51. a4 Bd4 52. g6 a5 53. f5 Ke7 54. Kc6 1-0

[Event "Mondragon Arrasate Hiria op 4th"]
[Site "Mondragon"]
[Date "2004.10.15"]
[Round "4.7"]
[White "Rayo Sierra, Cayetano"]
[Black "Manso Marquez, Felix"]
[Result "0-1"]
[ECO "B44"]
[BlackElo "2095"]
[PlyCount "64"]
[EventDate "2004.09.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "CBM 103 Extra"]
[Source "ChessBase"]
[SourceDate "2005.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.01.01"]
[SourceQuality "1"]

1. e4 c5 2. d4 e6 3. Nf3 cxd4 4. Nxd4 Nc6 5. Be2 Nf6 6. f3 Qb6 7. Nb5 d5 8. N1c3 a6 9. exd5 exd5 10. Be3 Qxe3 11. Nc7+ Kd8 12. N7xd5 Nxd5 13. Nxd5 Qd4 14. Nb6 Rb8 15. Bc4 Bc5 16. Qxd4+ Nxd4 17. 0-0-0 Bxb6 18. c3 Bf5 19. cxd4 Rc8 20. b3 Ba5 21. Kb2 Re8 22. g4 Bd7 23. a3 b5 24. Bd3 Bc6 25. d5 Bb7 26. b4 Bb6 27. h4 h6 28. f4 Re3 29. h5 Bd4+ 30. Kb1 Rc3 31. Bc2 Bf6 32. Rhg1 Rxa3 0-1

[Event "Mondragon Arrasate Hiria op 4th"]
[Site "Mondragon"]
[Date "2004.10.03"]
[Round "2"]
[White "Fernandez Giner, Asier"]
[Black "Rayo Sierra, Cayetano"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "42"]
[EventDate "2004.09.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "CBM 103 Extra"]
[Source "ChessBase"]
[SourceDate "2005.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.01.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. Nc3 Qh5 5. Be2 Bg4 6. d4 Nc6 7. b3 0-0-0 8. Be3 e5 9. h3 Bb4 10. Qd2 Ne4 11. Qd1 Nxc3 12. Qd3 e4 13. Qc4 Nxe2+ 14. Bd2 exf3 15. Bxb4 Rxd4 16. Qc5 Nxb4 17. Qe7 Nxc2+ 18. Kf1 fxg2+ 19. Kxg2 Bxh3+ 20. Rxh3 Nf4+ 21. Kf1 Qxh3+ 0-1

[Event "Mondragon Arrasate Hiria op 4th"]
[Site "Mondragon"]
[Date "2004.09.24"]
[Round "1"]
[White "Rayo Sierra, Cayetano"]
[Black "Szmetan, Ricardo"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "2250"]
[PlyCount "56"]
[EventDate "2004.09.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "CBM 103 Extra"]
[Source "ChessBase"]
[SourceDate "2005.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.01.01"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. d4 Nf6 4. Bd3 g6 5. Ne2 Bg7 6. 0-0 0-0 7. a3 b3 8. c3 b6 9. Bg5 Ba6 10. Bxa6 Nxa6 11. e5 b2 12. Ra2 Nd5 13. Qd3 Ndc7 14. f4 b5 15. f5 f6 16. fxg6 fxg5 17. gxh7+ Kh8 18. Rxf8+ Qxf8 19. Rxb2 Nd5 20. Nd2 Nac7 21. Rb1 Qf7 22. Rf1 Qh5 23. Rf3 g4 24. Rg3 Rf8 25. Qe4 Bh6 26. Nf1 Qf5 27. Qxf5 Rxf5 28. Rxg4 Rxf1+ 0-1

[Event "Guipuzcoa-ch"]
[Site "Arrasate"]
[Date "2003.12.29"]
[Round "6"]
[White "Etxagibel Larranaga, Asier"]
[Black "Rayo Sierra, Cayetano"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "96"]
[EventDate "2003.12.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. e4 d5 2. d4 dxe4 3. f3 e5 4. fxe4 Qh4+ 5. g3 Qxe4+ 6. Qe2 Qxe2+ 7. Bxe2 exd4 8. Nf3 Nc6 9. Bf4 Bf5 10. Na3 Bxa3 11. bxa3 0-0-0 12. Rc1 Re8 13. Kf2 a6 14. Bc4 Be6 15. Bd3 Nf6 16. Ra1 Bd5 17. Be2 Ng4+ 18. Kf1 Nce5 19. Kg2 Nxf3 20. Bxf3 Re2+ 21. Kf1 Bxf3 22. Re1 Rxe1+ 23. Kxe1 Bxh1 24. Ke2 Re8+ 25. Kd3 c5 26. c3 Be4+ 27. Kc4 b6 28. cxd4 cxd4 29. Kxd4 Nxh2 30. g4 Nf3+ 31. Ke3 Kd7 32. a4 g5 33. Bg3 Bc6+ 34. Kf2 Nh4 35. Bb8 Rxb8 36. Ke3 Re8+ 37. Kd4 Re4+ 38. Kd3 Kd6 39. Kc3 Kd5 40. Kd3 Kc5 41. a3 f5 42. gxf5 Nxf5 43. a5 Re3+ 44. Kd2 Kd4 45. Kc2 Kc4 46. Kb2 Re2+ 47. Ka1 Kb3 48. axb6 Re1# 0-1

[Event "Guipuzcoa-ch"]
[Site "Arrasate"]
[Date "2003.12.28"]
[Round "5"]
[White "Rayo Sierra, Cayetano"]
[Black "Beitia Amador Carrandi, Ernesto"]
[Result "0-1"]
[ECO "B15"]
[BlackElo "2073"]
[PlyCount "66"]
[EventDate "2003.12.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 d5 2. e4 c6 3. Nc3 dxe4 4. f3 e3 5. Bxe3 Nf6 6. Bd3 e6 7. Nge2 Nd5 8. Nxd5 exd5 9. 0-0 Bd6 10. c4 dxc4 11. Bxc4 Qf6 12. Nc3 0-0 13. Ne4 Qe7 14. Bg5 Qc7 15. Qe1 Bxh2+ 16. Kh1 Bf4 17. Qh4 Bxg5 18. Nxg5 Bf5 19. g4 Bg6 20. f4 h6 21. f5 Bh7 22. Nxh7 Kxh7 23. Bd3 f6 24. Bc4 Qd8 25. d5 cxd5 26. Rad1 d4 27. Rd3 Nc6 28. Rfd1 Qe8 29. Re1 Qd8 30. Red1 Qd6 31. Qh5 Qf4 32. Qg6+ Kh8 33. Rh3 Ne5 0-1

[Event "Guipuzcoa-ch"]
[Site "Arrasate"]
[Date "2003.12.26"]
[Round "3"]
[White "Rayo Sierra, Cayetano"]
[Black "Iriberri Queiros, Arkaitz"]
[Result "1-0"]
[ECO "B07"]
[PlyCount "59"]
[EventDate "2003.12.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. e4 e5 2. d4 d6 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Bc4 Nc6 6. Bxf7 Nf6 7. Bg5 Be7 8. Nc3 h6 9. 0-0-0+ Nd4 10. Bxf6 Bxf6 11. Nd5 Rf8 12. Bg6 c6 13. Ne3 Kc7 14. c3 Ne6 15. Nf3 Ng5 16. Nd2 Bd7 17. Rhf1 c5 18. Nd5+ Kc6 19. g3 Ne6 20. Nc4 b6 21. Bf5 Rad8 22. Rd2 Nc7 23. Nxf6 gxf6 24. Rd6+ Kb7 25. Rxd7 Rxd7 26. Bxd7 Ka6 27. f4 b5 28. fxe5 bxc4 29. Rxf6+ Rxf6 30. exf6 1-0

[Event "Guipuzcoa-ch"]
[Site "Arrasate"]
[Date "2003.12.22"]
[Round "2"]
[White "Alcaide Luque, Aitor"]
[Black "Rayo Sierra, Cayetano"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2061"]
[PlyCount "51"]
[EventDate "2003.12.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 d6 3. Nc3 Nf6 4. Bg5 Nbd7 5. d5 g6 6. Nd4 Nc5 7. e3 a6 8. f3 Bg7 9. Bc4 b5 10. Bb3 Nxb3 11. axb3 0-0 12. Ncxb5 h6 13. Nc6 Qd7 14. Bxf6 Bxf6 15. Nbd4 Bxd4 16. Nxd4 Bb7 17. Ne6 Rf6 18. 0-0 Rxe6 19. dxe6 Qxe6 20. Qd2 g5 21. b4 g4 22. fxg4 fxg4 23. Rf4 h5 24. Raf1 Kg7 25. e4 h4 26. Rf5 1-0

[Event "Guipuzcoa-ch"]
[Site "Arrasate"]
[Date "2003.12.22"]
[Round "4"]
[White "Iraola Iraola, Unai"]
[Black "Rayo Sierra, Cayetano"]
[Result "0-1"]
[ECO "A80"]
[PlyCount "64"]
[EventDate "2003.12.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 d6 3. c4 h6 4. Bf4 Nc6 5. d5 e5 6. dxc6 exf4 7. Qa4 bxc6 8. Qxc6+ Bd7 9. Qf3 Rb8 10. Qh5+ Ke7 11. Nc3 Nf6 12. Qf3 g5 13. b3 Bg7 14. Rc1 c5 15. g3 Qa5 16. Kd1 Ne4 17. Nxe4 Bc6 18. Qh5 Bxe4 19. f3 Qxa2 20. fxe4 Qxb3+ 21. Ke1 Qe3 22. Kd1 Bc3 23. Nf3 fxe4 24. Qg6 exf3 25. Qd3 Qxd3+ 26. exd3 Bd4 27. gxf4 g4 28. h4 Rb2 29. Rc2 Rhb8 30. Rhh2 Rxc2 31. Rxc2 Rb1+ 32. Kd2 Rxf1 0-1

[Event "Guipuzcoa-ch"]
[Site "Arrasate"]
[Date "2003.12.22"]
[Round "1"]
[White "Rayo Sierra, Cayetano"]
[Black "Tornay Gomez, Josu"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "2130"]
[PlyCount "30"]
[EventDate "2003.12.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. d4 Nxe4 4. Nxe4 dxe4 5. Bc4 c5 6. Be3 cxd4 7. Qh5 g6 8. Qb5+ Nc6 9. 0-0-0 Bg7 10. Bxd4 Bxd4 11. c3 0-0 12. cxd4 Nxd4 13. Qe5 Nc6 14. Qf4 Qa5 15. Ne2 Qc5 0-1

[Event "Guipuzcoa-ch"]
[Site "Arrasate"]
[Date "2003.12.22"]
[Round "7"]
[White "Segovia Sanchez, Antonio"]
[Black "Rayo Sierra, Cayetano"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2093"]
[PlyCount "63"]
[EventDate "2003.12.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 d6 3. Bf4 Nf6 4. h3 e6 5. e3 b6 6. c3 Ba6 7. Bxa6 Nxa6 8. Qa4+ Qd7 9. Qxa6 Be7 10. Qe2 0-0 11. 0-0 h6 12. Nbd2 Rf7 13. Bh2 g5 14. e4 g4 15. hxg4 Nxg4 16. exf5 exf5 17. Bf4 Re8 18. Rae1 Rf6 19. Nh4 Kh7 20. f3 Rff8 21. Qd3 Bxh4 22. Rxe8 Nf2 23. Rxf2 Bxf2+ 24. Kxf2 Rxe8 25. Nc4 Qe6 26. Ne3 Rf8 27. g4 Kh8 28. Nxf5 Rf6 29. d5 Qe8 30. Bxh6 Qg6 31. Bg7+ Kh7 32. Bxf6 1-0

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.06.13"]
[Round "6.4"]
[White "Rayo Sierra, Cayetano"]
[Black "Corral Sierra, Javier"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "67"]
[EventDate "2003.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. f3 c5 3. d5 e6 4. c4 b5 5. b3 bxc4 6. bxc4 exd5 7. cxd5 Bd6 8. Nc3 Ba6 9. e4 Bxf1 10. Kxf1 Nh5 11. Nge2 Qh4 12. Qe1 Qf6 13. Be3 Na6 14. Qc1 h6 15. Nb5 Be5 16. Rb1 d6 17. Qa3 Nb4 18. Nc7+ Ke7 19. Nxa8 Rxa8 20. Qa5 Kf8 21. Qc7 g5 22. Qd7 Nxa2 23. Qg4 Nf4 24. Bxf4 gxf4 25. g3 fxg3 26. hxg3 c4 27. Rh5 Qe7 28. Rxh6 c3 29. Ra1 Qb7 30. f4 c2 31. fxe5 Qb1+ 32. Rxb1 cxb1Q+ 33. Kg2 Qb7 34. exd6 1-0

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.06.06"]
[Round "5.7"]
[White "Rayo Sierra, Cayetano"]
[Black "Urresti Zarraoa, Inaki"]
[Result "1-0"]
[ECO "C21"]
[PlyCount "57"]
[EventDate "2003.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 d6 5. Qb3 Qe7 6. Nxc3 c6 7. Nge2 Be6 8. Bxe6 fxe6 9. Nd4 d5 10. 0-0 e5 11. Nf5 Qb4 12. Nxg7+ Kf7 13. Nf5 Qxb3 14. axb3 d4 15. Ne2 Nf6 16. Neg3 c5 17. f4 Nc6 18. Bd2 h5 19. h4 b6 20. fxe5 Nxe5 21. b4 Nc4 22. Bg5 Nxb2 23. Nd6+ Bxd6 24. Rxf6+ Kg7 25. Rxd6 Rhe8 26. bxc5 bxc5 27. Raa6 d3 28. Rd7+ Kg8 29. Rg6+ 1-0

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.05.30"]
[Round "4.6"]
[White "Aspe Goikoetxea, Javier"]
[Black "Rayo Sierra, Cayetano"]
[Result "1/2-1/2"]
[ECO "A80"]
[PlyCount "95"]
[EventDate "2003.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Nc3 d6 4. Bg5 Nbd7 5. Bg2 g6 6. e4 fxe4 7. Nxe4 Nxe4 8. Bxe4 Bg7 9. Ne2 Nf6 10. Bg2 Rb8 11. c3 0-0 12. 0-0 Kh8 13. d5 e5 14. dxe6 Bxe6 15. Nd4 Bg4 16. Qc2 Qd7 17. Rfe1 Qf7 18. f3 Bd7 19. Re2 Rbe8 20. Rae1 Rxe2 21. Rxe2 Re8 22. Rxe8+ Qxe8 23. Qe2 Qxe2 24. Nxe2 Be6 25. a3 Nd7 26. Bd8 c6 27. f4 Nc5 28. Bc7 Na4 29. Bxd6 Nxb2 30. Bc5 Bc4 31. Nd4 b6 32. Bd6 c5 33. Nc6 Bxc3 34. Nxa7 Nd3 35. h3 b5 36. Nc6 b4 37. axb4 cxb4 38. Na5 Be6 39. Bf1 Nc1 40. Bc4 Bxh3 41. Be5+ Bxe5 42. fxe5 Kg7 43. Kf2 Bf5 44. Ke3 b3 45. Nxb3 Nxb3 46. Bxb3 Kf8 47. Kf4 h6 48. g4 1/2-1/2

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.05.22"]
[Round "3.7"]
[White "Rayo Sierra, Cayetano"]
[Black "Zengotitabengoa Fernandez, Andoni"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "67"]
[EventDate "2003.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Qc7 6. Nc3 a6 7. Be3 Nf6 8. Bd3 b5 9. 0-0 Bb7 10. f3 b4 11. Na4 Nc6 12. Bb6 Qf4 13. Nac5 Bd6 14. g3 Bxc5+ 15. Nxc5 Qe3+ 16. Kg2 Qd4 17. Qe2 Bc8 18. Na4 Qe5 19. Bc5 Nd4 20. Qf2 Nc6 21. Nb6 Rb8 22. Nc4 Qh5 23. Nd6+ Kd8 24. g4 Nxg4 25. fxg4 Qxg4+ 26. Kh1 Kc7 27. Nxf7 Rg8 28. Bd6+ Kb7 29. Bxb8 Nxb8 30. Qc5 Ka8 31. Nd6 Nc6 32. Qb6 Na7 33. Bxa6 Bxa6 34. Qxa6 1-0

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.05.16"]
[Round "2.3"]
[White "Tornay Gomez, Josu"]
[Black "Rayo Sierra, Cayetano"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2110"]
[PlyCount "118"]
[EventDate "2003.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. c4 e6 4. d4 exd5 5. Nc3 Be6 6. Nf3 h6 7. c5 Be7 8. Bd3 Nc6 9. a3 Bg4 10. Be3 0-0 11. 0-0 Qd7 12. b4 Nh7 13. Qc2 Nf6 14. Ne5 Nxe5 15. dxe5 d4 16. exf6 Bxf6 17. f3 Bh5 18. Rad1 Qe6 19. Bxh6 dxc3 20. Bf4 c6 21. Kh1 Rfe8 22. Bg3 a5 23. Rfe1 Qc8 24. Bf5 Bg6 25. Bxc8 Rxe1+ 26. Rxe1 Bxc2 27. Re8+ Kh7 28. Bf5+ Bxf5 29. Rxa8 Bg5 30. Be5 c2 31. Bb2 Bd3 32. g3 c1Q+ 33. Bxc1 Bxc1 34. Rxa5 Ba6 35. Kg2 Kg6 36. f4 Kf5 37. Kf3 Bd2 38. g4+ Ke6 39. Ke4 g6 40. f5+ gxf5+ 41. gxf5+ Kf6 42. Ra4 Kg5 43. b5 Bxb5 44. Rd4 Bc1 45. a4 Ba6 46. Rd7 f6 47. Rg7+ Kh6 48. Rg6+ Kh7 49. Rxf6 Ba3 50. Rf7+ Kg8 51. Rd7 Bxc5 52. Ke5 b5 53. axb5 Bxb5 54. Kf6 Bf2 55. Kg6 Kf8 56. f6 Ke8 57. f7+ Kxd7 58. f8Q Bg1 59. Qf5+ Kc7 1-0

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.05.10"]
[Round "1.13"]
[White "Rayo Sierra, Cayetano"]
[Black "Irazola Mendikute, Luciano"]
[Result "1-0"]
[ECO "B20"]
[PlyCount "47"]
[EventDate "2003.05.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. b4 e5 3. Nf3 Nc6 4. b5 Nb8 5. Nxe5 d6 6. Nf3 Bg4 7. Be2 Nd7 8. Bb2 Ngf6 9. d3 Be7 10. 0-0 0-0 11. Nh4 Bxe2 12. Qxe2 Qb6 13. Nf5 Rfe8 14. c4 Ne5 15. f4 Ned7 16. g4 Nf8 17. g5 d5 18. Nxe7+ Rxe7 19. gxf6 gxf6 20. Nc3 Rd7 21. Nxd5 Rd6 22. Nxb6 axb6 23. Qg4+ Kh8 24. e5 1-0

[Event "Ruta de Europa op 1st"]
[Site "Subijana de Alava"]
[Date "2001.04.26"]
[Round "4"]
[White "Rayo Sierra, Cayetano"]
[Black "Carnicero Rodriguez, Luis Carlos"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "61"]
[EventDate "2001.04.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ESP"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 c6 6. Nf3 Be7 7. Bf4 0-0 8. cxd5 cxd5 9. Bd3 Nc6 10. 0-0 Bg4 11. Bc2 Bxf3 12. gxf3 Re8 13. a3 Qb6 14. Be5 Rad8 15. Qd3 g6 16. f4 Nh5 17. f5 Bf8 18. fxg6 hxg6 19. Na4 Nxe5 20. dxe5 Qe6 21. Rae1 Bg7 22. Kh1 Bh6 23. Nc5 Qe7 24. e6 f5 25. Nd7 Nf4 26. Qg3 Kh7 27. Rg1 Rxd7 28. Ba4 Rdd8 29. Bxe8 Rxe8 30. Re5 Rc8 31. Rxd5 0-1

