[Event "Pontevedra op-B 10th"]
[Site "Pontevedra"]
[Date "2022.07.29"]
[Round "8.12"]
[White "Regillaga Otano, Jon"]
[Black "Garcia Camina, Belarmino"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1622"]
[BlackElo "1468"]
[PlyCount "97"]
[EventDate "2022.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. Qc2 d5 6. e3 c6 7. Nf3 Nbd7 8. Bd3 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. a3 Bd6 12. b4 a5 13. Rb1 Re8 14. Ng5 h6 15. Nge4 Bf8 16. Nc5 Nxc5 17. dxc5 g6 18. 0-0 Bg7 19. Ne4 Nxe4 20. Bxe4 f5 21. Bf3 axb4 22. axb4 Qf6 23. Rb3 Qf7 24. Bc3 e5 25. Rd1 e4 26. Be2 Ra4 27. Bxg7 Qxg7 28. Rd4 Rea8 29. Rb1 Bc8 30. Qd2 Ra2 31. Qd1 Be6 32. Rd6 Bd5 33. Bxb5 Ra1 34. Bf1 Rxb1 35. Qxb1 Qc3 36. Rxd5 cxd5 37. Qd1 Rd8 38. Qd4 Qxd4 39. exd4 Kf8 40. b5 Ke7 41. b6 Rb8 42. Bb5 g5 43. g3 Kd8 44. Kg2 f4 45. gxf4 gxf4 46. Bc6 Ke7 47. Bxd5 e3 48. fxe3 fxe3 49. Kf3 1-0

[Event "Pontevedra op-B 10th"]
[Site "Pontevedra"]
[Date "2022.07.28"]
[Round "7.13"]
[White "Velamazan Gomez, Angel"]
[Black "Regillaga Otano, Jon"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "1712"]
[BlackElo "1622"]
[PlyCount "68"]
[EventDate "2022.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Bf4 b6 4. e3 Be7 5. Bd3 Bb7 6. Nbd2 0-0 7. h3 c5 8. c3 cxd4 9. exd4 Ba6 10. Bxa6 Nxa6 11. Qe2 Qc8 12. g4 Qb7 13. 0-0 b5 14. a3 Rfc8 15. Ne5 d6 16. Nd3 Nb8 17. Bh2 Nc6 18. f4 a5 19. f5 exf5 20. Rxf5 Bf8 21. Raf1 Re8 22. Qf3 Rab8 23. g5 Ne7 24. Qxb7 Rxb7 25. R5f3 Nfd5 26. Rxf7 Rb6 27. Ne4 Ng6 28. Nd2 Ne3 29. R1f3 Nc4 30. Nf1 d5 31. Be5 b4 32. axb4 axb4 33. cxb4 Ncxe5 34. dxe5 Rbe6 1/2-1/2

[Event "Pontevedra op-B 10th"]
[Site "Pontevedra"]
[Date "2022.07.27"]
[Round "6.12"]
[White "Regillaga Otano, Jon"]
[Black "Reboredo Barrosa, Antia"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "1622"]
[BlackElo "1109"]
[PlyCount "119"]
[EventDate "2022.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 a6 7. Bd3 Bg4 8. Nge2 e6 9. Rc1 Be7 10. Qb3 Qd7 11. Na4 Ra7 12. 0-0 0-0 13. Nc5 Bxc5 14. Rxc5 h6 15. f3 Bh5 16. Rfc1 Rc8 17. Qc2 Raa8 18. g4 Bg6 19. Bxg6 fxg6 20. Qxg6 Qf7 21. Qxf7+ Kxf7 22. a3 Rf8 23. Kg2 g5 24. Bg3 Kg6 25. h4 Rf7 26. Kh3 Raf8 27. f4 Ne4 28. R5c2 Nxg3 29. Kxg3 gxh4+ 30. Kxh4 Rg7 31. b4 Rfg8 32. Nc3 Kf6 33. Rg2 Ne7 34. Na4 Nf5+ 35. Kh5 Nxe3 36. g5+ hxg5 37. fxg5+ Rxg5+ 38. Rxg5 Rxg5+ 39. Kh4 Rg4+ 40. Kh5 Rg8 41. Kh4 Rg4+ 42. Kh3 Rxd4 43. Rc3 Nc4 44. Nc5 a5 45. Rf3+ Ke7 46. Nxb7 axb4 47. axb4 Nd6 48. Nxd6 Kxd6 49. Rb3 Rc4 50. Kg3 Kc6 51. b5+ Kb6 52. Kf3 Rc5 53. Re3 Kxb5 54. Rxe6 Kc4 55. Ke3 d4+ 56. Kd2 Ra5 57. Rc6+ Kd5 58. Rc8 Ra2+ 59. Kd3 Ra3+ 60. Kd2 1/2-1/2

[Event "Pontevedra op-B 10th"]
[Site "Pontevedra"]
[Date "2022.07.26"]
[Round "4.17"]
[White "Garcia Martinez, Belarmino"]
[Black "Regillaga Otano, Jon"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1152"]
[BlackElo "1622"]
[PlyCount "84"]
[EventDate "2022.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Nc3 c6 6. Be3 Nf6 7. Qd2 Qc7 8. h3 Bf5 9. Bd3 Bxd3 10. Qxd3 Nbd7 11. 0-0-0 0-0-0 12. Kb1 Rde8 13. Nd2 Re7 14. Rhe1 Rhe8 15. g3 Ne4 16. Ndxe4 dxe4 17. Qd2 Nb6 18. b3 Bb4 19. Bf4 Qd8 20. Kb2 Nd5 21. Re3 Qa5 22. Nxe4 Bxd2 23. Nd6+ Kd7 24. Nxb7 Bc3+ 25. Kb1 Qa3 26. Rxe7+ Rxe7 27. Bc1 Qb4 28. Nc5+ Kd8 29. Na6 Qb5 30. Nc5 Bxd4 31. Na4 Bxf2 32. c4 Qb7 33. cxd5 cxd5 34. g4 Qc6 35. Ba3 Re1 36. Nb2 Rxd1+ 37. Nxd1 Bd4 38. Bc1 Qe6 39. Bd2 Qe2 40. Kc2 Qe4+ 41. Kc1 Qd3 42. h4 Qg3 0-1

[Event "Pontevedra op-B 10th"]
[Site "Pontevedra"]
[Date "2022.07.25"]
[Round "3.8"]
[White "Regillaga Otano, Jon"]
[Black "Reza Salgado, Miguel"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1622"]
[BlackElo "1825"]
[PlyCount "78"]
[EventDate "2022.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 c6 7. Bd3 Be7 8. Nf3 0-0 9. 0-0 h6 10. Bh4 Ne4 11. Bxe7 Qxe7 12. Qc2 f5 13. Rab1 b6 14. b4 Bb7 15. b5 c5 16. dxc5 bxc5 17. Bxe4 dxe4 18. Nd2 Ne5 19. Na4 Nd3 20. Nb2 Rfd8 21. Nxd3 exd3 22. Qc3 Rac8 23. a4 Rd6 24. Rfd1 c4 25. Rb4 Qg5 26. g3 Qh5 27. Re1 Bd5 28. a5 Re6 29. Rbb1 Qh3 30. f3 Rce8 31. Nxc4 Bxf3 32. Qd2 f4 33. Qf2 Bd5 34. Rbc1 Bxc4 35. Rxc4 fxe3 36. Qf3 d2 37. Qe2 dxe1Q+ 38. Qxe1 e2 39. Rc7 Rf8 0-1

[Event "Pontevedra op-B 10th"]
[Site "Pontevedra"]
[Date "2022.07.24"]
[Round "1.21"]
[White "Alvarez Gomez, Ian"]
[Black "Regillaga Otano, Jon"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "1622"]
[PlyCount "120"]
[EventDate "2022.07.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Bb4 5. Bd2 Ne7 6. a3 Ba5 7. Nf3 0-0 8. Bd3 Bf5 9. Qe2 Re8 10. Ne5 f6 11. Ng4 Nec6 12. Ne3 Nxd4 13. Qh5 Bxd3 14. cxd3 Bxc3 15. Bxc3 Nc2+ 16. Kd2 Nxa1 17. Rxa1 c6 18. Qg4 Qd7 19. Bxf6 Qxg4 20. Nxg4 gxf6 21. Nxf6+ Kf7 22. Nxe8 Kxe8 23. Re1+ Kf7 24. Re3 Nd7 25. Rh3 Nf6 26. Rf3 Re8 27. g4 Kg6 28. Rg3 Kg5 29. Rf3 Re6 30. h3 b6 31. b4 b5 32. Kc3 Re1 33. Kd4 Re6 34. Kc5 Nd7+ 35. Kd4 Kg6 36. h4 Re1 37. g5 Re5 38. h5+ Kg7 39. h6+ Kg6 40. Rf6+ Nxf6 41. Kxe5 Kxg5 42. Kd6 Kxh6 43. Kxc6 Kg5 44. Kxb5 h5 45. Ka6 h4 46. Kxa7 h3 47. b5 h2 48. b6 h1Q 49. b7 Nd7 50. b8Q Nxb8 51. Kxb8 Qa1 52. d4 Qxd4 53. f4+ Kxf4 54. a4 Qxa4 55. Kb7 Qc4 56. Ka8 Qb5 57. Ka7 Ke5 58. Ka8 Kd6 59. Ka7 Kc7 60. Ka8 Qa5# 0-1

[Event "Getxo op 4th"]
[Site "Getxo"]
[Date "2019.09.15"]
[Round "8"]
[White "Perez Palma, Jesus Maria"]
[Black "Regillaga Otano, Jon"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "1871"]
[BlackElo "1734"]
[PlyCount "53"]
[EventDate "2019.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Bc5 4. Nc3 a6 5. Nf3 Nf6 6. Nxe5 Bxf2+ 7. Kxf2 Nxe5 8. Rf1 Nxc4 9. Kg1 0-0 10. d3 Nd6 11. Bg5 Nde8 12. Nd5 c6 13. Nxf6+ Nxf6 14. Bxf6 gxf6 15. Qd2 Re8 16. e4 d5 17. Qh6 Qb6+ 18. Rf2 Qd4 19. Raf1 f5 20. Kh1 Qg7 21. Qh4 dxe4 22. dxe4 Qg4 23. Qh6 Qg7 24. Qh4 fxe4 25. Bxe4 Be6 26. a3 Rad8 27. Bf3 1/2-1/2

[Event "Getxo op 4th"]
[Site "Getxo"]
[Date "2019.09.15"]
[Round "9"]
[White "Regillaga Otano, Jon"]
[Black "Ibarretxe Campo, Lander"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1734"]
[BlackElo "2023"]
[PlyCount "56"]
[EventDate "2019.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 c6 5. Nf3 d5 6. e3 Nbd7 7. Bd3 0-0 8. 0-0 dxc4 9. Bxc4 Qe7 10. a3 Bd6 11. b4 e5 12. Bd3 Re8 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. f4 Bxc3 16. Qxc3 Ne4 17. Bxe4 Qxe4 18. Rf3 Bf5 19. Bb2 f6 20. Rg3 Bg6 21. h4 Rad8 22. Re1 Rd3 23. Qc1 Kf7 24. b5 Rc8 25. bxc6 Rxc6 26. Qb1 Rxe3 27. Qxe4 Rxe4 28. Rd1 Bf5 0-1

[Event "Getxo op 4th"]
[Site "Getxo"]
[Date "2019.09.13"]
[Round "7"]
[White "Regillaga Otano, Jon"]
[Black "Zubizarreta Landera, Maddi"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1734"]
[BlackElo "1299"]
[PlyCount "57"]
[EventDate "2019.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. cxd5 exd5 5. Nc3 Bd6 6. h3 c6 7. Bg5 Bf5 8. e3 Nbd7 9. Bd3 Bxd3 10. Qxd3 Rc8 11. 0-0 0-0 12. Rac1 Re8 13. a3 h6 14. Bh4 Re6 15. Bxf6 Nxf6 16. b4 a6 17. Na4 Rc7 18. Nc5 Ree7 19. Rc2 Nd7 20. Rfc1 Nb6 21. Nd2 Nd7 22. Ndb3 Nb8 23. Na5 b6 24. Nxa6 bxa5 25. Nxc7 Bxc7 26. b5 cxb5 27. Qxb5 Kh7 28. Qb1 Na6 29. Rxc7+ 1-0

[Event "Getxo op 4th"]
[Site "Getxo"]
[Date "2019.09.12"]
[Round "6"]
[White "Hrigma, Elmaati"]
[Black "Regillaga Otano, Jon"]
[Result "0-1"]
[ECO "A45"]
[BlackElo "1734"]
[PlyCount "29"]
[EventDate "2019.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 Nf6 3. e3 c5 4. c3 Be7 5. a3 cxd4 6. exd4 0-0 7. Nf3 b6 8. Bd3 Ba6 9. 0-0 Bxd3 10. Qxd3 d6 11. Be3 Nbd7 12. Nbd2 Ng4 13. Ne4 Nxe3 14. fxe3 d5 15. Ned2 0-1

[Event "Getxo op 4th"]
[Site "Getxo"]
[Date "2019.09.11"]
[Round "5"]
[White "Regillaga Otano, Jon"]
[Black "Toledo Sanz, Imanol"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "1734"]
[BlackElo "2178"]
[PlyCount "44"]
[EventDate "2019.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. d5 Nce7 7. Bd3 Nf6 8. Nge2 Ng4 9. Bd2 f5 10. f4 fxe4 11. Bxe4 Nf5 12. g3 0-0 13. h3 Nf6 14. Qc2 Nh5 15. Qd3 Nfxg3 16. Rh2 Nxe4 17. Nxe4 Qh4+ 18. Nf2 exf4 19. 0-0-0 f3 20. Nc3 Bf5 21. Qf1 Be5 22. Rh1 Ng3 0-1

[Event "Getxo op 4th"]
[Site "Getxo"]
[Date "2019.09.10"]
[Round "4"]
[White "Regillaga Otano, Jon"]
[Black "Torres Garcia, Koldo"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "1734"]
[BlackElo "1971"]
[PlyCount "34"]
[EventDate "2019.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. a3 Bc5 6. e3 a5 7. Qd5 Qe7 8. Be2 0-0 9. 0-0 Ncxe5 10. Nxe5 Nxe5 11. Nc3 Ra6 12. Qd1 Qh4 13. e4 Re6 14. Qc2 Rg6 15. Nd5 d6 16. g3 Bh3 17. Re1 Rxg3+ 0-1

[Event "Getxo op 4th"]
[Site "Getxo"]
[Date "2019.09.09"]
[Round "3"]
[White "Prieto Garcia, Manuel Alejandro"]
[Black "Regillaga Otano, Jon"]
[Result "0-1"]
[ECO "C10"]
[BlackElo "1734"]
[PlyCount "56"]
[EventDate "2019.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bd3 dxe4 5. Nxe4 Nbd7 6. Nf3 Nxe4 7. Bxe4 Nf6 8. Bd3 Be7 9. 0-0 0-0 10. c4 b6 11. Bf4 Bb7 12. Qc2 Bxf3 13. gxf3 Qxd4 14. Rad1 Qxf4 15. Qc3 Bd6 16. Rfe1 Qxh2+ 17. Kf1 Bc5 18. Rd2 Nh5 19. Qe5 Nf4 20. Qg5 Qh1+ 21. Qg1 Qxg1+ 22. Kxg1 Bb4 23. Red1 Bxd2 24. Rxd2 Rad8 25. Rc2 Rxd3 26. c5 Rfd8 27. cxb6 Rxf3 28. bxa7 Rd1+ 0-1

[Event "Getxo op 4th"]
[Site "Getxo"]
[Date "2019.09.08"]
[Round "1"]
[White "Grigoryan, Karen H"]
[Black "Regillaga Otano, Jon"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2601"]
[BlackElo "1734"]
[PlyCount "39"]
[EventDate "2019.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 0-0 8. Qd2 Nd7 9. 0-0-0 Be7 10. Bd3 b6 11. h4 Bb7 12. Qf4 Nf6 13. Nxf6+ Bxf6 14. Ng5 h6 15. Kb1 Qd6 16. Qg4 e5 17. Bh7+ Kh8 18. Be4 Bxe4 19. Qxe4 g6 20. Nxf7+ 1-0

[Event "Getxo op 4th"]
[Site "Getxo"]
[Date "2019.09.08"]
[Round "2"]
[White "Regillaga Otano, Jon"]
[Black "Esteban Bernardo, Oier"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "1734"]
[BlackElo "1040"]
[PlyCount "119"]
[EventDate "2019.09.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 e6 6. Nf3 c5 7. Bb5+ Bd7 8. Qa4 a6 9. Bxd7+ Qxd7 10. Qxd7+ Nbxd7 11. 0-0 cxd4 12. Nxd4 Bb4 13. f3 0-0 14. Nce2 Bc5 15. Kh1 Ne5 16. b3 Nd3 17. Be3 Rfd8 18. Rad1 Nb4 19. a3 Na2 20. b4 Ba7 21. Rd2 e5 22. Rxa2 exd4 23. Bg1 d3 24. Nc3 Bxg1 25. Kxg1 Rac8 26. Nd1 Rc2 27. Rxc2 dxc2 28. Ne3 Rc8 29. Rc1 Rc3 30. Nxc2 Nd7 31. Rd1 Rxc2 32. Rxd7 h6 33. Rxb7 Ra2 34. Ra7 Rxa3 35. b5 a5 36. b6 Rb3 37. b7 Kh7 38. Kf2 Kg6 39. h4 a4 40. g4 a3 41. Kg3 a2 42. Rxa2 Rxb7 43. Ra6+ Kh7 44. h5 g5 45. hxg6+ fxg6 46. Ra3 Rb5 47. f4 Kg7 48. Rd3 h5 49. gxh5 Rxh5 50. Rd5 Rh1 51. Kf3 Kf6 52. Rd6+ Kf7 53. e5 Rh3+ 54. Ke4 Rh1 55. Kd5 Rf1 56. Rf6+ Kg7 57. Ke6 Rd1 58. Rf7+ Kg8 59. Kf6 Rg1 60. Rg7+ 1-0

[Event "Elgoibar Danobat U2200 op 1st"]
[Site "Elgoibar"]
[Date "2018.09.27"]
[Round "1"]
[White "Regillaga Otano, Jon"]
[Black "Manso Marquez, Felix"]
[Result "0-1"]
[ECO "E34"]
[WhiteElo "1716"]
[BlackElo "2120"]
[PlyCount "68"]
[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 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. a3 Bxc3+ 7. bxc3 c5 8. Nf3 Nc6 9. e3 0-0 10. Be2 b6 11. 0-0 Bb7 12. Ne1 Rac8 13. Bf3 Qd6 14. Nd3 cxd4 15. a4 Rfd8 16. Ba3 Qc7 17. c4 Ba6 18. Bxc6 Qxc6 19. Ne5 Qc7 20. exd4 Rxd4 21. Bb2 Re4 22. Rfe1 Bb7 23. Rxe4 Bxe4 24. Qd2 Rd8 25. Qg5 h6 26. Qg3 Kh7 27. Qc3 Ne8 28. Qe3 Ba8 29. Qc3 Qb7 30. Qg3 f6 31. Qg6+ Kg8 32. Nf3 Qe4 33. Qg3 Qc2 34. Bd4 Bxf3 0-1

[Event "Getxo op 2nd"]
[Site "Getxo"]
[Date "2017.09.13"]
[Round "7"]
[White "Regillaga Otano, Jon"]
[Black "Martinez Fernandez, Adrian"]
[Result "0-1"]
[ECO "D07"]
[WhiteElo "1723"]
[BlackElo "2038"]
[PlyCount "39"]
[EventDate "2017.09.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nc3 dxc4 4. Nf3 Nf6 5. Bf4 e6 6. e3 Nh5 7. Bxc4 Nxf4 8. exf4 Bb4 9. 0-0 Bxc3 10. bxc3 a6 11. Re1 0-0 12. Qc2 h6 13. Qe4 Rb8 14. Bd3 g6 15. h4 Qd5 16. Ne5 Qxe4 17. Bxe4 h5 18. Rab1 Ne7 19. a4 a5 20. g3 0-1

[Event "Getxo op 2nd"]
[Site "Getxo"]
[Date "2017.09.09"]
[Round "1"]
[White "Regillaga Otano, Jon"]
[Black "Michna, Christian"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1723"]
[BlackElo "2273"]
[PlyCount "44"]
[EventDate "2017.09.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. c4 g6 4. Nc3 Bg7 5. e4 e6 6. Nf3 Ne7 7. Bd3 0-0 8. 0-0 exd5 9. exd5 Nd7 10. Bf4 Ne5 11. Nxe5 dxe5 12. Be3 b6 13. f4 Nf5 14. Bxf5 Bxf5 15. fxe5 Bxe5 16. Qd2 Re8 17. Bf4 Qh4 18. Bxe5 Rxe5 19. b3 Rae8 20. Rf2 Re3 21. Re2 Rxe2 22. Nxe2 Rxe2 0-1

[Event "San Sebastian Primavera de Gros op 11th"]
[Site "San Sebastian"]
[Date "2015.06.13"]
[Round "8"]
[White "Regillaga Otano, Jon"]
[Black "Cejudo Urdampilleta, Jose Manuel"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "1765"]
[BlackElo "1936"]
[PlyCount "46"]
[EventDate "2015.04.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3+ 6. bxc3 Bb7 7. f3 d5 8. cxd5 exd5 9. Bg5 0-0 10. Bxf6 Qxf6 11. Nh3 Re8 12. Nf2 Nd7 13. Qd2 Re7 14. e3 Rae8 15. Nd1 c5 16. Bd3 cxd4 17. cxd4 Nc5 18. Bc2 Ba6 19. Kf2 Ne4+ 20. Bxe4 dxe4 21. f4 Qh4+ 22. Kg1 Rc7 23. Rc1 Rxc1 0-1

[Event "San Sebastian Primavera de Gros op 11th"]
[Site "San Sebastian"]
[Date "2015.05.30"]
[Round "6"]
[White "Regillaga Otano, Jon"]
[Black "Osa Astrain, Ricardo"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1765"]
[BlackElo "1882"]
[PlyCount "28"]
[EventDate "2015.04.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 c6 10. Nxe5 Re8 11. 0-0-0 Nxe4 12. Nxe4 Bxe5 13. Nf6+ Bxf6 14. Bxf6 Nd7 0-1

[Event "San Sebastian Primavera de Gros op 11th"]
[Site "San Sebastian"]
[Date "2015.05.02"]
[Round "2"]
[White "Regillaga Otano, Jon"]
[Black "Miguelez Garcia, Erlantz"]
[Result "0-1"]
[ECO "E21"]
[WhiteElo "1765"]
[BlackElo "1946"]
[PlyCount "74"]
[EventDate "2015.04.25"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 0-0 5. g3 b6 6. Bg2 Bb7 7. 0-0 Bxc3 8. bxc3 d6 9. Nh4 Qc8 10. Qd3 Bxg2 11. Nxg2 Qb7 12. Re1 Qe4 13. Qd2 Nbd7 14. f3 Qc6 15. Qd3 d5 16. cxd5 exd5 17. e4 dxe4 18. fxe4 b5 19. Nf4 Rfe8 20. e5 Rad8 21. Qe3 Ng4 22. Qe2 Ndxe5 23. dxe5 Nxe5 24. Be3 Nf3+ 25. Kf2 Nxe1 26. Qxe1 Re4 27. Ng2 Rde8 28. Qd2 Qf6+ 29. Kg1 h6 30. Rf1 Qe6 31. Rf3 Ra4 32. Rf2 a5 33. Re2 c5 34. Nf4 Qc6 35. Nd3 Rae4 36. Nf2 R4e6 37. Kf1 Qf3 0-1

[Event "Erandio op 23rd"]
[Site "Erandio"]
[Date "2014.12.21"]
[Round "2"]
[White "Regillaga Otano, Jon"]
[Black "Arias Garcia, Luis Javier"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1801"]
[BlackElo "2186"]
[PlyCount "68"]
[EventDate "2014.12.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. g3 Bb7 6. Bg2 c5 7. 0-0 cxd4 8. Nb5 a6 9. Nbxd4 0-0 10. Nd2 Bxg2 11. Kxg2 Qc7 12. Qb3 Be7 13. Qd3 d6 14. b3 Nbd7 15. N4f3 Nc5 16. Qe3 Qb7 17. h3 b5 18. Bb2 Rac8 19. Rac1 Rfd8 20. Kh2 h6 21. Rfd1 d5 22. cxb5 axb5 23. Ne5 b4 24. Bd4 Qb5 25. Ndf3 Nfe4 26. Nd2 Nf6 27. Ndf3 Nce4 28. Nd2 Nd6 29. Ndf3 Nfe4 30. Nd2 Nf5 31. Rxc8 Nxe3 32. Rxd8+ Bxd8 33. Bxe3 Qxe2 34. Rc1 Nxf2 0-1

[Event "Arrasate Hiria op 11th"]
[Site "Arrasate"]
[Date "2011.11.18"]
[Round "6.8"]
[White "Regillaga Otano, Jon"]
[Black "De Andres Andres, Eugenio"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1896"]
[BlackElo "1832"]
[PlyCount "89"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Nf6 5. dxc5 Qa5+ 6. Nc3 Qxc5 7. e4 e5 8. Bg3 Nc6 9. Qd2 Qa5 10. Bc4 Bb4 11. Nge2 a6 12. a3 b5 13. Ba2 Be7 14. b4 Qc7 15. Nd5 Nxd5 16. exd5 Nd8 17. 0-0 f5 18. Rfc1 Bb7 19. c4 Qb6+ 20. c5 Qg6 21. Bxe5 Nf7 22. Bf4 Bf6 23. Qe3+ Kf8 24. Rab1 Re8 25. Qd3 Ne5 26. Bxe5 Rxe5 27. c6 Bc8 28. cxd7 Bxd7 29. Nf4 Qe8 30. d6 Re3 31. Qd1 Rxa3 32. Rc2 Qe3+ 33. Kh1 Qxf4 34. Qd5 Rxa2 35. Rxa2 g5 36. Rxa6 Be5 37. g3 Qd4 38. Qxd4 Bxd4 39. Re1 Bf6 40. Ra7 Bc6 41. Rc7 Bxf3+ 42. Kg1 Bd4+ 43. Kf1 Bb6 44. Rc8+ Kg7 45. Re7+ 1-0

[Event "Arrasate Hiria op 11th"]
[Site "Arrasate"]
[Date "2011.11.11"]
[Round "5.8"]
[White "Uriarte Sanchez, Oier"]
[Black "Regillaga Otano, Jon"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "588"]
[BlackElo "1896"]
[PlyCount "55"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Bd7 5. Nc3 Nc6 6. Be3 cxd4 7. Nxd4 Nxe5 8. Bb5 a6 9. Bxd7+ Nxd7 10. f4 Bd6 11. Qd2 Nh6 12. 0-0-0 Rc8 13. h3 Bb4 14. Nde2 Nf5 15. a3 Nxe3 16. Qxe3 Bc5 17. Nd4 Qf6 18. Nxd5 Qg6 19. f5 Bxd4 20. Qxd4 Qxf5 21. Ne3 Qb5 22. Qxg7 Ke7 23. Rhe1 Nb6 24. c4 Qh5 25. g4 Qg6 26. Nf5+ Qxf5 27. gxf5 Nxc4 28. f6+ 1-0

[Event "Arrasate Hiria op 11th"]
[Site "Arrasate"]
[Date "2011.11.04"]
[Round "4.5"]
[White "Regillaga Otano, Jon"]
[Black "Ruiz Abad, Juan Manuel"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1896"]
[BlackElo "1876"]
[PlyCount "32"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. c3 Qb6 4. Qc2 cxd4 5. cxd4 Na6 6. e3 Qa5+ 7. Nc3 Qxg5 8. Nf3 Qa5 9. Bc4 d5 10. Bb3 e6 11. 0-0 Be7 12. a3 0-0 13. Rae1 Bd7 14. Ba2 Rac8 15. Qd3 Bxa3 16. Nxd5 exd5 0-1

[Event "Arrasate Hiria op 11th"]
[Site "Arrasate"]
[Date "2011.10.28"]
[Round "3.5"]
[White "Regillaga Otano, Jon"]
[Black "Ruiz Martinez, Isidro"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1896"]
[BlackElo "2014"]
[PlyCount "62"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 d6 4. Bxf6 Qxf6 5. Nf3 Be7 6. Nc3 0-0 7. Qd2 Nd7 8. 0-0-0 c6 9. e5 dxe5 10. Ne4 Qf4 11. Qxf4 exf4 12. g3 fxg3 13. hxg3 Rd8 14. Bd3 Nf8 15. c3 f6 16. Rh2 Bd7 17. Rdh1 b6 18. Ned2 h6 19. Nh4 Be8 20. f4 c5 21. Be4 Rac8 22. dxc5 Bxc5 23. Nb3 Bd6 24. Nf3 Bg6 25. Bxg6 Nxg6 26. Nbd4 e5 27. Ne6 exf4 28. Nxd8 fxg3 29. Re2 Rxd8 30. Nd4 Nf4 31. Re4 Nd3+ 0-1

[Event "Arrasate Hiria op 11th"]
[Site "Arrasate"]
[Date "2011.10.21"]
[Round "2.3"]
[White "Prieto Aranguren, Alain"]
[Black "Regillaga Otano, Jon"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2252"]
[BlackElo "1896"]
[PlyCount "105"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Qb6 6. Be2 Bb5 7. 0-0 Bxe2 8. Qxe2 Nc6 9. dxc5 Bxc5 10. Nbd2 Qd8 11. b4 Bb6 12. Nb3 Nge7 13. Bg5 h6 14. Bd2 Ng6 15. b5 Na5 16. Nxa5 Bxa5 17. Rac1 Rc8 18. Nd4 Rc4 19. f4 Bb6 20. Qd3 0-0 21. Kh1 Qd7 22. Rb1 Rfc8 23. f5 exf5 24. Nxf5 Nxe5 25. Qh3 Qe6 26. Rbe1 Re4 27. Ne7+ Qxe7 28. Qxc8+ Kh7 29. Rxe4 dxe4 30. Qf5+ Ng6 31. Qxf7 Qd6 32. Bc1 e3 33. Qc4 Bc7 34. g3 Bb6 35. Qe4 e2 36. Qxe2 Qd5+ 37. Qf3 Qxb5 38. Rd1 Qc4 39. Qxb7 Qxc3 40. Qg2 Qa1 41. Qc2 Qf6 42. Kg2 Qf8 43. Qe2 Qa8+ 44. Qf3 Qc8 45. Be3 Bxe3 46. Qxe3 Qg4 47. Rd4 Qf5 48. Qd3 Qe6 49. Rd6 Qxa2+ 50. Kh3 Qf7 51. Qe4 Qf1+ 52. Kg4 Qf7 53. Kh5 1-0

[Event "San Sebastian op 34th"]
[Site "San Sebastian"]
[Date "2011.04.22"]
[Round "8"]
[White "Aranaz Portugues, Jose Carlos"]
[Black "Regillaga Otano, Jon"]
[Result "1/2-1/2"]
[ECO "A83"]
[WhiteElo "2130"]
[BlackElo "1893"]
[PlyCount "113"]
[EventDate "2011.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 Nc6 5. f3 d5 6. Bb5 Bf5 7. Qd2 e6 8. 0-0-0 a6 9. Bxc6+ bxc6 10. g4 Bg6 11. fxe4 dxe4 12. h4 Be7 13. h5 Bf7 14. Bxf6 Bxf6 15. Nxe4 Be7 16. Nf3 Qd5 17. Qd3 Qxa2 18. Nc3 Qa1+ 19. Kd2 Qxb2 20. Ra1 Bb4 21. Rhb1 Qxc3+ 22. Qxc3 Bxc3+ 23. Kxc3 0-0 24. Ne5 c5 25. Nd7 cxd4+ 26. Kd3 Rfd8 27. Ne5 Be8 28. Rb7 Bb5+ 29. Kd2 Rdc8 30. g5 Rf8 31. Rg1 Rf2+ 32. Kc1 Rf1+ 33. Rxf1 Bxf1 34. Rxc7 Bb5 35. h6 gxh6 36. gxh6 Be8 37. Nf3 Rd8 38. Rg7+ Kh8 39. Ra7 Bg6 40. Nxd4 e5 41. Nc6 Rc8 42. Rxa6 Be4 43. Nb4 Bg6 44. Kd2 Kg8 45. Ra7 Kf8 46. c3 e4 47. Nc2 Rc5 48. Nd4 Rh5 49. Ne6+ Kg8 50. Rg7+ Kh8 51. Re7 Rxh6 52. c4 Bf7 53. Ng5 Bxc4 54. Rxe4 Bg8 55. Re7 Rg6 56. Nf3 Rd6+ 57. Kc3 1/2-1/2

[Event "San Sebastian op 34th"]
[Site "San Sebastian"]
[Date "2011.04.19"]
[Round "4"]
[White "Regillaga Otano, Jon"]
[Black "Gorshkova, Irina"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1893"]
[BlackElo "2166"]
[PlyCount "16"]
[EventDate "2011.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Qd2 Ne4 5. Qe3 d5 6. Bh6 Bf6 7. Nbd2 Bf5 8. Nxe4 Bxe4 1/2-1/2

[Event "San Sebastian op 34th"]
[Site "San Sebastian"]
[Date "2011.04.16"]
[Round "1"]
[White "Regillaga Otano, Jon"]
[Black "Colovic, Aleksandar"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1893"]
[BlackElo "2452"]
[PlyCount "44"]
[EventDate "2011.04.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. Bd3 Bg7 5. 0-0 0-0 6. Nbd2 b6 7. b3 Bb7 8. c4 cxd4 9. exd4 d5 10. Bb2 Nc6 11. a3 Nh5 12. b4 Nf4 13. Bb1 dxc4 14. Nxc4 Nxd4 15. Bxd4 Bxd4 16. Ra2 Bf6 17. Rd2 Qc8 18. Ne3 Rd8 19. Ba2 Rxd2 20. Qxd2 Bxf3 21. gxf3 Qh3 22. Bd5 Be5 0-1

[Event "Erandio op 17th"]
[Site "Erandio"]
[Date "2008.12.20"]
[Round "1"]
[White "Ivanov, Jordan"]
[Black "Regillaga Otano, Jon"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "2428"]
[PlyCount "67"]
[EventDate "2008.12.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. Nf3 g6 5. g3 Bg7 6. Bg2 c6 7. 0-0 0-0 8. Re1 Nbd7 9. b3 e5 10. dxe5 dxe5 11. Ba3 Re8 12. e4 Nxe4 13. Nxe4 fxe4 14. Nd2 Nf6 15. Nxe4 Nxe4 16. Bxe4 Bf5 17. Qc2 Qa5 18. Bb2 Rf8 19. a3 Rad8 20. b4 Qc7 21. Rad1 Bxe4 22. Rxe4 Rxd1+ 23. Qxd1 Qf7 24. Qe1 Qf3 25. Re3 Qf7 26. Qe2 Qf5 27. Kg2 Qb1 28. Bxe5 Bxe5 29. Rxe5 Qa1 30. Re7 Qf6 31. Rxb7 c5 32. b5 a6 33. bxa6 Qxa6 34. Qe7 1-0

[Event "Bizkaia-chB"]
[Site "Zornotza"]
[Date "2006.11.25"]
[Round "6"]
[White "Prieto Aragon, Isidoro"]
[Black "Regillaga Otano, Jon"]
[Result "1/2-1/2"]
[ECO "A87"]
[BlackElo "1779"]
[PlyCount "71"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 f5 2. g3 Nf6 3. d4 g6 4. Bg2 Bg7 5. c4 d6 6. Nc3 0-0 7. 0-0 Qe8 8. Bf4 Nh5 9. Be3 Qf7 10. Nd5 Na6 11. Ng5 Qe8 12. Nf4 Nxf4 13. Bxf4 h6 14. Nf3 Kh7 15. d5 Bxb2 16. Rb1 Bg7 17. h4 Nc5 18. Nd4 a6 19. Re1 e5 20. dxe6 Nxe6 21. Nxe6 Qxe6 22. e4 fxe4 23. Bxe4 Qxc4 24. Rc1 Qf7 25. Bd5 Qd7 26. h5 gxh5 27. Qxh5 Qg4 28. Qxg4 Bxg4 29. Rxc7 Rae8 30. Ree7 Rxe7 31. Rxe7 b5 32. Bxd6 Kh8 33. Ra7 Rd8 34. Ra8 Rxa8 35. Bxa8 Bc8 36. Bd5 1/2-1/2

[Event "Bizkaia-chB"]
[Site "Zornotza"]
[Date "2006.11.18"]
[Round "5"]
[White "Regillaga Otano, Jon"]
[Black "Gutierrez Renedo, Manuel"]
[Result "1/2-1/2"]
[ECO "C28"]
[WhiteElo "1779"]
[BlackElo "1886"]
[PlyCount "149"]
[EventDate "2006.10.21"]
[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. Bc4 Nf6 3. d3 Be7 4. Nc3 0-0 5. f4 d6 6. Nf3 Bg4 7. 0-0 Nc6 8. Be3 Na5 9. Bb3 Nxb3 10. axb3 a6 11. Qe1 exf4 12. Bxf4 Nh5 13. Be3 Qd7 14. Nd5 f5 15. Nxe7+ Qxe7 16. Bg5 Qe8 17. e5 Bxf3 18. Rxf3 Qxe5 19. Qc1 Nf6 20. Bd2 Ng4 21. Rh3 Rae8 22. Bc3 Qe2 23. Rf3 Re3 24. Qf1 Qxf1+ 25. Raxf1 Re2 26. h3 Ne3 27. R1f2 Rxf2 28. Rxf2 Nd1 29. Re2 Nxc3 30. bxc3 Kf7 31. Kf2 Re8 32. Rd2 Kf6 33. d4 h5 34. Rd3 g5 35. g3 d5 36. Rf3 g4 37. hxg4 hxg4 38. Rd3 Kg5 39. Rd2 f4 40. gxf4+ Kxf4 41. Kg2 Re3 42. c4 dxc4 43. bxc4 Ke4 44. c5 Rc3 45. Rd1 Kd5 46. Rb1 Kxd4 47. Rxb7 Rxc2+ 48. Kg3 Rxc5 49. Ra7 a5 50. Kxg4 Kd5 51. Kf4 Kc6 52. Ke4 Kb6 53. Ra8 c6 54. Kd4 Rb5 55. Kc4 Rb4+ 56. Kc3 c5 57. Rb8+ Kc6 58. Rc8+ Kb5 59. Rb8+ Ka4 60. Ra8 Rb1 61. Kc2 Rb5 62. Kc3 Ka3 63. Ra7 a4 64. Rc7 Rb3+ 65. Kc2 Kb4 66. Rb7+ Kc4 67. Rc7 a3 68. Rxc5+ Kb4 69. Rc8 a2 70. Rb8+ Kc4 71. Rc8+ Kd4 72. Rd8+ Kc5 73. Ra8 Rh3 74. Rxa2 Kc4 75. Ra4+ 1/2-1/2

[Event "Bizkaia-chB"]
[Site "Zornotza"]
[Date "2006.11.11"]
[Round "4"]
[White "Mendez Nunez, Jose Antonio"]
[Black "Regillaga Otano, Jon"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1870"]
[BlackElo "1779"]
[PlyCount "86"]
[EventDate "2006.10.21"]
[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 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 cxd4 6. cxd4 Qb6 7. Nf3 Qxb2 8. Nbd2 Qb6 9. Be2 Nge7 10. 0-0 Nf5 11. Nb3 Be7 12. Bd2 Ncxd4 13. Nfxd4 Nxd4 14. Ba5 Nxe2+ 15. Qxe2 Qa6 16. Qg4 0-0 17. Bd2 Qd3 18. f4 Qg6 19. Qe2 Bd7 20. Rac1 Rac8 21. Rce1 Rc2 22. Rc1 Rfc8 23. Qf3 Rxc1 24. Bxc1 Qe4 25. Qxe4 dxe4 26. Na5 b6 27. Nb7 Bc6 28. Nd6 Rc7 29. Be3 Bd5 30. Nb5 Rc2 31. Nxa7 Bc5 32. Bxc5 bxc5 33. Rf2 Rxf2 34. Kxf2 Bxa2 35. Nb5 f5 36. exf6 gxf6 37. g4 h6 38. Ke3 Bb1 39. Nc3 Bd3 40. Na4 c4 41. Nc3 Kg7 42. Nxe4 Bxe4 43. Kxe4 Kg6 0-1

[Event "Bizkaia-chB"]
[Site "Zornotza"]
[Date "2006.11.04"]
[Round "3"]
[White "Regillaga Otano, Jon"]
[Black "Lozoya Rodriguez, Alberto"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1779"]
[BlackElo "2040"]
[PlyCount "50"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 0-0 5. e3 c5 6. Be2 Nc6 7. 0-0 d6 8. a4 Rb8 9. Qe1 a6 10. Na3 e5 11. fxe5 Ng4 12. Qd1 Ngxe5 13. Nxe5 dxe5 14. Rb1 Bf5 15. Bc3 Nb4 16. Bxb4 cxb4 17. Nc4 b5 18. axb5 axb5 19. Nb2 e4 20. d3 Qg5 21. dxe4 Qxe3+ 22. Kh1 Bxe4 23. Bd3 Bc6 24. Re1 Qf2 25. Re2 Bxg2# 0-1

[Event "Bizkaia-chB"]
[Site "Zornotza"]
[Date "2006.10.21"]
[Round "1"]
[White "Sanchez Dolado, Jorge"]
[Black "Regillaga Otano, Jon"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1966"]
[BlackElo "1779"]
[PlyCount "87"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "ESP"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. h4 d6 5. h5 Nxh5 6. Rxh5 gxh5 7. e4 Qd7 8. Qxh5+ Kd8 9. Nh3 Qe8 10. Qf3 fxe4 11. Nxe4 Bxh3 12. Qxh3 Qd7 13. Qh5 Qe8 14. Qh4 Bg7 15. Be3 h6 16. 0-0-0 Nd7 17. c5 d5 18. Nc3 c6 19. Be2 Bf6 20. Qh3 Bg5 21. f4 Bf6 22. Bh5 Qg8 23. Ne2 Qg7 24. g4 Rg8 25. Bf2 Kc7 26. Qd3 Nf8 27. Bg3 Kd8 28. Qb3 Kc8 29. Kb1 Ne6 30. Qe3 Nc7 31. Bf2 Kd7 32. Ng3 e6 33. Qb3 Kc8 34. Ne2 Ne8 35. Qe3 Qe7 36. Re1 Nc7 37. g5 hxg5 38. Bg4 gxf4 39. Nxf4 Kd8 40. Nxe6+ Nxe6 41. Bxe6 Qh7+ 42. Ka1 Re8 43. Qf4 Be7 44. Bg3 1-0

[Event "Erandio op"]
[Site "Erandio"]
[Date "2003.12.20"]
[Round "1"]
[White "Regillaga Otano, Jon"]
[Black "Fernandez Hernandez, Gerardo"]
[Result "0-1"]
[ECO "A03"]
[BlackElo "2233"]
[PlyCount "44"]
[EventDate "2003.12.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ESP"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. f4 e6 2. Nf3 d5 3. e3 Bd6 4. b3 Nf6 5. Bb2 Nbd7 6. Be2 c6 7. Ne5 Ne4 8. Nf3 0-0 9. d3 Qa5+ 10. c3 Nef6 11. 0-0 e5 12. fxe5 Nxe5 13. c4 Neg4 14. Qc1 Re8 15. Ng5 dxc4 16. Bxg4 Qxg5 17. Bxc8 Raxc8 18. dxc4 Bxh2+ 19. Kxh2 Qh4+ 20. Kg1 Ng4 21. Rf4 Qh2+ 22. Kf1 Nxe3+ 0-1

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.06.13"]
[Round "6.8"]
[White "Hernando Casas, Mikel"]
[Black "Regillaga Otano, Jon"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "109"]
[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 Qxd5 3. Nf3 e5 4. Nc3 Qd6 5. d3 Nc6 6. g3 Bg4 7. Be3 Nd4 8. Bg2 Nf6 9. Bxd4 exd4 10. Ne2 Qb4+ 11. Nd2 0-0-0 12. 0-0 Re8 13. f3 Bh5 14. Nb3 c5 15. Nf4 Bg6 16. a3 Qb6 17. Qd2 Bd6 18. Rae1 Qc7 19. Nxg6 hxg6 20. Qa5 Qxa5 21. Nxa5 b6 22. Nc4 Bc7 23. Nd2 Nd5 24. Rxe8+ Rxe8 25. Kf2 Ne3 26. Re1 Rh8 27. h3 Nxc2 28. Re7 Rf8 29. f4 Kd8 30. Re2 Ne3 31. Bc6 Nd1+ 32. Kf3 Nxb2 33. Bb5 Nd1 34. Ne4 Ne3 35. Nd2 f6 36. Nc4 Nxc4 37. Bxc4 Re8 38. Bf7 Rxe2 39. Kxe2 g5 40. Kf3 gxf4 41. gxf4 Ke7 42. Bc4 Kd6 43. h4 Kc6 44. Ba6 g5 45. fxg5 fxg5 46. Kg4 Bd8 47. Kf5 Kd6 48. Bc4 Kd7 49. Bb5+ Kd6 50. Bc4 Kc7 51. Ba6 Be7 52. Ke6 Kd8 53. Bb5 Bf8 54. Kf5 Be7 55. Ke6 1/2-1/2

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.06.06"]
[Round "5.10"]
[White "Regillaga Otano, Jon"]
[Black "Zengotitabengoa Fernandez, Andoni"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "74"]
[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. c3 c5 2. d4 e6 3. e4 Nf6 4. e5 Nd5 5. c4 Nc7 6. d5 d6 7. Nf3 exd5 8. exd6 Qxd6 9. cxd5 Qxd5 10. Bd2 Bg4 11. Be2 Be7 12. Nc3 Qe6 13. 0-0 0-0 14. Re1 Bf6 15. h3 Bh5 16. Bf4 Rd8 17. Qc1 Qc6 18. Bg5 Nd7 19. h4 h6 20. Bxf6 Nxf6 21. Ne5 Qd6 22. Bxh5 Nxh5 23. Nf3 Ne6 24. Qc2 Nd4 25. Nxd4 Qxd4 26. Re4 Qd2 27. Qb3 Re8 28. Rd1 c4 29. Qxb7 Qc2 30. Rxe8+ Rxe8 31. Qc6 Nf6 32. Qxc4 Qxb2 33. Nd5 Ne4 34. Qf1 Qxa2 35. Ne3 Rb8 36. Ra1 Qd2 37. Rd1 Qb2 1-0

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.05.30"]
[Round "4.7"]
[White "Perez Cerrolaza, Jon"]
[Black "Regillaga Otano, Jon"]
[Result "1-0"]
[ECO "A85"]
[PlyCount "89"]
[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. c4 f5 2. d4 Nf6 3. Nc3 d6 4. Nf3 g6 5. Bd2 Bg7 6. Qc1 0-0 7. Bh6 Nbd7 8. Bxg7 Kxg7 9. e3 e5 10. Be2 e4 11. Ng5 Nb6 12. h4 h6 13. Nh3 d5 14. c5 Nbd7 15. Nf4 Re8 16. Ncxd5 c6 17. Nxf6 Nxf6 18. Qc3 Nd5 19. Nxd5 cxd5 20. g3 Be6 21. Rc1 Rc8 22. Bb5 Re7 23. b4 Rec7 24. Kd2 a6 25. Ba4 Qe7 26. Qb2 Bd7 27. Bxd7 Qxd7 28. Rc3 Qb5 29. Qb3 Qc6 30. Rhc1 Qd7 31. a4 Ra8 32. b5 Rac8 33. bxa6 bxa6 34. Rb1 Ra7 35. Qa3 Rc6 36. Rcb3 Rac7 37. Rb8 Rc8 38. R1b7 R6c7 39. Qb4 Rxb8 40. Rxb8 Qe6 41. Rb7 Qc6 42. Rxc7+ Qxc7 43. Qb6 Qc8 44. c6 Kf8 45. Qb7 1-0

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.05.22"]
[Round "3.4"]
[White "Regillaga Otano, Jon"]
[Black "Zamarbide Inarrea, Borja"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "2158"]
[PlyCount "77"]
[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. Nc3 e6 3. f4 Nc6 4. Nf3 g6 5. Bb5 Nge7 6. 0-0 Bg7 7. d3 0-0 8. Bxc6 Nxc6 9. Kh1 d5 10. exd5 exd5 11. Re1 a6 12. a4 Qd6 13. Ne2 d4 14. Ng3 f5 15. Bd2 Nb4 16. Bxb4 cxb4 17. Qd2 b6 18. b3 a5 19. Re2 Bb7 20. Ne5 Bd5 21. Rae1 Rac8 22. Nc4 Qc6 23. Ne5 Qc7 24. Nc4 Bf6 25. Qc1 Qc6 26. Qd2 Rcd8 27. Ne5 Qc7 28. Nc4 Rc8 29. Qc1 h6 30. Ne5 Bxe5 31. Rxe5 Bxb3 32. Qb2 Qxc2 33. Qxd4 Qc6 34. Re7 Bf7 35. h4 Rce8 36. R1e6 Qc1+ 37. Kh2 Rxe7 38. Rxe7 Qc6 39. Qd7 0-1

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.05.16"]
[Round "2.8"]
[White "Regillaga Otano, Jon"]
[Black "Zamarbide Nicuesa, Carlos"]
[Result "1-0"]
[ECO "A02"]
[PlyCount "53"]
[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. f4 b6 2. Nf3 Bb7 3. e3 Nf6 4. b3 e6 5. Bb2 Be7 6. c4 d6 7. d4 c5 8. Bd3 Nc6 9. Nbd2 cxd4 10. exd4 Nh5 11. g3 Bf6 12. Ne4 0-0 13. Nxf6+ Nxf6 14. 0-0 Nb4 15. Bb1 Re8 16. a3 Nc6 17. Bd3 Ne7 18. Qc2 g6 19. d5 Nf5 20. Bxf5 exf5 21. Qc3 Kg7 22. Rfe1 Re4 23. Nd2 Qe7 24. Nxe4 fxe4 25. g4 Kh6 26. g5+ Kh5 27. Qh3# 1-0

[Event "Mondragon Arrasate Hiria op 3rd"]
[Site "Mondragon"]
[Date "2003.05.09"]
[Round "1.3"]
[White "Hernando Casas, Jose Manuel"]
[Black "Regillaga Otano, Jon"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2111"]
[PlyCount "62"]
[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 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 b6 5. Nf3 Bb7 6. Bd3 Nd7 7. 0-0 Ngf6 8. Nxf6+ Qxf6 9. Be2 h6 10. b3 Bd6 11. Bb2 0-0 12. c4 Qf4 13. Qc1 Qxc1 14. Raxc1 Nf6 15. Rfd1 c5 16. dxc5 Bxc5 17. Ne5 Rad8 18. Rxd8 Rxd8 19. Rd1 Rxd1+ 20. Bxd1 Ne4 21. Nd3 Be7 22. Bf3 Nd6 23. Bxb7 Nxb7 24. Kf1 Nc5 25. Ke2 f6 26. Nb4 a5 27. Nd3 Kf7 28. f3 e5 29. Nf2 Ke6 30. Ke3 Na6 31. Kd2 Nc5 1/2-1/2

