[Event "Cincinnati-ch"]
[Site "Cincinnati"]
[Date "1966.??.??"]
[Round "6"]
[White "Arce, Julio"]
[Black "Dastur, Soli"]
[Result "1-0"]
[ECO "B56"]
[PlyCount "99"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[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 d6 5. Nc3 Bd7 6. Be3 Nf6 7. f3 e5 8. Ndb5 a6 9. Nxd6+ Bxd6 10. Qxd6 Qa5 11. Qc5 Qc7 12. 0-0-0 Be6 13. Nd5 Qb8 14. Nb6 Nd7 15. Rxd7 Bxd7 16. Nxa8 Qxa8 17. Bc4 Qc8 18. Rd1 Be6 19. Bd5 Ne7 20. Qxc8+ Bxc8 21. Bb3 0-0 22. Bc5 Re8 23. Bb6 Nc6 24. Ba4 f5 25. exf5 Bxf5 26. Re1 h5 27. c3 e4 28. Bb3+ Kh7 29. fxe4 Rxe4 30. Rf1 g6 31. Kd2 Ne5 32. Bd5 Nc4+ 33. Bxc4 Rxc4 34. Re1 Be4 35. g3 Bd5 36. b3 Rg4 37. Re7+ Kh6 38. Be3+ g5 39. Re5 Bf7 40. Rxg5 Rxg5 41. h4 Kg6 42. hxg5 Kf5 43. Kd3 Kg4 44. Bf4 h4 45. gxh4 Kxf4 46. Kd4 b6 47. c4 Kg4 48. Ke5 Kxh4 49. Kf6 Be8 50. g6 1-0

[Event "Cincinnati-ch"]
[Site "Cincinnati"]
[Date "1966.??.??"]
[Round "7"]
[White "Arce, Julio"]
[Black "Johnson, Clarence"]
[Result "1-0"]
[ECO "B94"]
[PlyCount "107"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[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 e5 7. Nf3 Be7 8. Bxf6 Bxf6 9. Bc4 0-0 10. Qd2 Nc6 11. Nd5 b5 12. Nxf6+ Qxf6 13. Bd5 Bb7 14. 0-0 Qe7 15. Rad1 Rfd8 16. Ng5 Rf8 17. f4 Rad8 18. f5 Qf6 19. c3 Na5 20. Bxb7 Nxb7 21. Nh3 Nc5 22. Qe3 Na4 23. b3 Nc5 24. Nf2 Qh4 25. g3 Qe7 26. Rd5 f6 27. h4 Qc7 28. g4 h6 29. g5 fxg5 30. hxg5 hxg5 31. Qxg5 Qf7 32. Rfd1 Nb7 33. Ng4 Qc7 34. R1d3 Kf7 35. Qg6+ Kg8 36. Rh3 Rf7 37. Nh6+ Kf8 38. Nxf7 Qxf7 39. Rh8+ Ke7 40. Qxf7+ Kxf7 41. Rxd8 Nxd8 42. Rxd6 Ke7 43. Rxa6 Nf7 44. a4 bxa4 45. bxa4 Nd6 46. Rxd6 Kxd6 47. Kf2 Kc5 48. Ke3 Kc4 49. Kd2 Kc5 50. Kd3 Kb6 51. Kc4 Ka5 52. Kd5 Kxa4 53. c4 Ka5 54. Kd6 1-0

[Event "Cincinnati-ch"]
[Site "Cincinnati"]
[Date "1966.??.??"]
[Round "4"]
[White "Arce, Julio"]
[Black "Mairose, Lee"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "41"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[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 Bc5 4. c3 Nf6 5. 0-0 0-0 6. d4 exd4 7. cxd4 Bb6 8. e5 Ne4 9. d5 Nxf2 10. Rxf2 Bxf2+ 11. Kxf2 Na5 12. Bd3 f6 13. b4 fxe5 14. bxa5 Qh4+ 15. Kg1 Rxf3 16. gxf3 Qd4+ 17. Kh1 Qxa1 18. Qb3 Qd4 19. d6+ Kh8 20. Qf7 Qxd3 21. Qe8# 1-0

[Event "Cincinnati-ch"]
[Site "Cincinnati"]
[Date "1966.??.??"]
[Round "2"]
[White "Arce, Julio"]
[Black "Riesenbeck, Jack"]
[Result "1-0"]
[ECO "A17"]
[PlyCount "67"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. Bg2 d4 5. Ne4 Nxe4 6. Bxe4 e5 7. d3 Bb4+ 8. Bd2 Qe7 9. a3 Bxd2+ 10. Qxd2 0-0 11. b4 c6 12. c5 Be6 13. h4 f5 14. Bg2 f4 15. Be4 fxg3 16. fxg3 Qf6 17. Nf3 Bd5 18. Bxd5+ cxd5 19. Qg5 Nd7 20. Qxf6 Rxf6 21. Kd2 a5 22. Rhc1 axb4 23. axb4 Rfa6 24. Rxa6 Rxa6 25. b5 Ra2+ 26. Kd1 e4 27. dxe4 dxe4 28. Nxd4 Ra4 29. e3 Ne5 30. c6 bxc6 31. bxc6 Ra8 32. c7 Rc8 33. Nf5 Kf8 34. Nd6 1-0

[Event "Cincinnati-ch"]
[Site "Cincinnati"]
[Date "1966.??.??"]
[Round "10"]
[White "Duhlmeier, William"]
[Black "Arce, Julio"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "67"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 h6 7. 0-0 g5 8. h3 Bg7 9. Re1 Bd7 10. a4 Ne5 11. Ba2 Qc8 12. Bd2 Nd3 13. Re3 Nf4 14. Rc1 Qd8 15. e5 Be6 16. Bxe6 Nxe6 17. exd6 Qxd6 18. Nb5 Qb6 19. Rxe6 fxe6 20. Nc7+ Kf7 21. Nxa8 Qd6 22. Qb3 Nf6 23. Qxb7 Rb8 24. Qxa7 Ne4 25. Be3 Bxb2 26. Rb1 Rb4 27. Nb6 Nc3 28. Nc8 Ne2+ 29. Kh1 Qd8 30. Qc5 Bc3 31. Rxb4 Qd1+ 32. Kh2 Bxb4 33. Qxb4 Qd8 34. Qc4 1-0

[Event "Cincinnati-ch"]
[Site "Cincinnati"]
[Date "1966.??.??"]
[Round "8"]
[White "Hayes, Rea B"]
[Black "Arce, Julio"]
[Result "0-1"]
[ECO "C77"]
[PlyCount "88"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[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. d4 b5 6. Bb3 Nxd4 7. Nxd4 exd4 8. e5 Qe7 9. 0-0 Ne4 10. Qf3 Bb7 11. Re1 Nc5 12. Bd5 c6 13. Bb3 Ne6 14. Nd2 Ng5 15. Qg3 c5 16. f4 Ne6 17. f5 c4 18. Bxc4 bxc4 19. Nxc4 Qc5 20. fxe6 Qxc4 21. exd7+ Kxd7 22. Qg4+ Ke8 23. e6 fxe6 24. Rxe6+ Kf7 25. Bg5 Kg8 26. b3 Qd5 27. Rf1 h5 28. Qf3 Qxe6 29. Qxb7 Re8 30. Bd2 Bc5 31. b4 Bb6 32. Kh1 Bd8 33. h3 Re7 34. Qa8 Kh7 35. Qf3 Qg6 36. a4 Rhe8 37. Rf2 Bc7 38. g4 h4 39. b5 Bg3 40. Rf1 Re2 41. Bf4 Qe4 42. Bxg3 hxg3 43. Kg1 Qxf3 44. Rxf3 Rxc2 0-1

[Event "Cincinnati-ch"]
[Site "Cincinnati"]
[Date "1966.??.??"]
[Round "5"]
[White "Rueckert, Adam"]
[Black "Arce, Julio"]
[Result "1-0"]
[ECO "A17"]
[PlyCount "73"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 Bb4 4. g3 0-0 5. Bg2 d5 6. cxd5 exd5 7. a3 Bc5 8. d4 Be7 9. 0-0 Be6 10. Ng5 Qd7 11. Nxe6 Qxe6 12. Qb3 c6 13. Qxb7 Nbd7 14. Qb3 Qf5 15. Qd1 a5 16. Bf4 g5 17. Bd2 h5 18. f4 g4 19. Re1 Ne4 20. Nxe4 dxe4 21. Qc2 Nf6 22. e3 c5 23. Bc3 Rfe8 24. Rac1 Rac8 25. Qa4 Kg7 26. dxc5 Bxc5 27. Kf2 h4 28. Rcd1 Re7 29. Rd2 Rh8 30. Red1 hxg3+ 31. hxg3 Rh5 32. Qc6 Re6 33. Qc8 Qh7 34. Rd5 Be7 35. Rxh5 Qxh5 36. Ra1 Qc5 37. Bxf6+ 1-0

[Event "Cincinnati-ch"]
[Site "Cincinnati"]
[Date "1966.??.??"]
[Round "1"]
[White "Thayer, Michael"]
[Black "Arce, Julio"]
[Result "1-0"]
[ECO "C58"]
[PlyCount "87"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[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. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Rb8 9. Bxc6+ Nxc6 10. Qxc6+ Bd7 11. Qc4 Qe7 12. Nc3 h6 13. Nge4 Nxe4 14. Qxe4 f5 15. Qe2 Qe6 16. d3 Bd6 17. Qh5+ g6 18. Qf3 g5 19. Qh5+ Ke7 20. Qf3 Bb4 21. Bd2 Bc6 22. Qe3 Bxg2 23. Rg1 Bc6 24. Qxa7+ Rb7 25. Qe3 f4 26. Qe2 Bxc3 27. Bxc3 Kf6 28. h4 f3 29. hxg5+ hxg5 30. Qe3 Rg8 31. 0-0-0 Kf5 32. Rde1 Re7 33. Qc5 Qf6 34. d4 g4 35. d5 Bd7 36. Qc4 Qg5+ 37. Bd2 Qg6 38. Rxe5+ Kf6 39. Qf4+ Bf5 40. Rxe7 Kxe7 41. Qc7+ Ke8 42. Re1+ Be4 43. Qc8+ Ke7 44. Bb4+ 1-0

[Event "Cincinnati-ch"]
[Site "Cincinnati"]
[Date "1966.??.??"]
[Round "3"]
[White "Timmel, Robert"]
[Black "Arce, Julio"]
[Result "1-0"]
[ECO "C59"]
[PlyCount "129"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "USA"]
[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. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 Bd6 10. d3 0-0 11. Nc3 Re8 12. Ne4 Nxe4 13. dxe4 Be6 14. 0-0 Qe7 15. c3 Nb7 16. Qc2 Rad8 17. Be3 Bc5 18. Bxc5 Nxc5 19. b4 Nd7 20. Rfd1 Bg4 21. h3 Bxf3 22. Bxf3 Nf8 23. Qa4 Qc7 24. Be2 Ne6 25. Bc4 Ng5 26. Qc2 Qe7 27. a4 Qf6 28. b5 c5 29. Bd5 Rd6 30. Rd2 Red8 31. Rad1 Kh8 32. Bc6 Rxd2 33. Rxd2 Rxd2 34. Qxd2 Qg6 35. Qe3 Qd6 36. Bd5 Qc7 37. Qd3 Nh7 38. Qc4 Kg8 39. Bc6 Qe7 40. a5 Qd6 41. Qd5 Qe7 42. b6 axb6 43. axb6 Nf6 44. b7 Nxd5 45. b8Q+ Kh7 46. exd5 Qg5 47. Qb1+ g6 48. d6 Qd2 49. d7 f5 50. d8R Qxd8 51. Qb7+ Kg8 52. Bd5+ Kh8 53. Qa8 Qxa8 54. Bxa8 Kg7 55. Kf1 Kf6 56. Ke2 e4 57. Ke3 Ke5 58. f3 exf3 59. Kxf3 g5 60. g3 Kf6 61. Ke3 Ke5 62. g4 Kf6 63. Kd3 fxg4 64. hxg4 Ke5 65. Ke3 1-0

