[Event "US op 123nd"]
[Site "Grand Rapids"]
[Date "2023.08.02"]
[Round "5"]
[White "Riddell, John F"]
[Black "Moerlien, Puwit"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1962"]
[BlackElo "1925"]
[PlyCount "50"]
[EventDate "2023.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Nd5 6. Bb5 a6 7. Ba4 Nb6 8. Bb3 d5 9. cxd4 Bb4+ 10. Nc3 h6 11. Be3 Bg4 12. h3 Bh5 13. g4 Bg6 14. Nd2 Nxe5 15. dxe5 d4 16. Bxh6 Rxh6 17. Ne2 Be4 18. f3 Bxf3 19. Bxf7+ Kf8 20. 0-0 d3 21. Rxf3 dxe2 22. Qb3 Qd4+ 23. Kh1 Ke7 24. g5 Rc6 25. Bg8 Qxd2 0-1

[Event "US op 123nd"]
[Site "Grand Rapids"]
[Date "2023.08.01"]
[Round "4"]
[White "Kunchanapalli, Havish Nagasai Sash"]
[Black "Riddell, John F"]
[Result "0-1"]
[ECO "A42"]
[BlackElo "1962"]
[PlyCount "58"]
[EventDate "2023.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 f5 7. d5 Nce7 8. f3 Bh6 9. Qd2 Bxe3 10. Qxe3 Nf6 11. 0-0-0 0-0 12. h3 f4 13. Qf2 Nh5 14. g3 fxg3 15. Nxg3 Nxd5 16. Nxd5 Qg5+ 17. f4 Qxg3 18. Qd2 Rf7 19. f5 Nf4 20. Ne3 gxf5 21. Bd3 Nxd3+ 22. Qxd3 fxe4 23. Qxe4 Qf4 24. Qd3 Bf5 25. Qd2 Bg6 26. Rhg1 Qe4 27. Rxg6+ hxg6 28. Rg1 Raf8 29. Ng4 Rf1+ 0-1

[Event "US op 123nd"]
[Site "Grand Rapids"]
[Date "2023.07.30"]
[Round "2"]
[White "Ray, Ujan"]
[Black "Riddell, John F"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1924"]
[BlackElo "1962"]
[PlyCount "42"]
[EventDate "2023.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Nbd2 d6 4. e4 Nf6 5. Bc4 0-0 6. Qe2 c6 7. Bb3 Nh5 8. g3 e5 9. dxe5 dxe5 10. 0-0 Qc7 11. Rd1 Na6 12. c3 Nc5 13. Bc2 b6 14. b4 Ne6 15. Nc4 Ba6 16. Bd3 Rfd8 17. Ncxe5 Bxd3 18. Nxd3 Bxc3 19. Bb2 Nd4 20. Nxd4 Bxd4 21. Ne1 Bxb2 1/2-1/2

[Event "Continental op 48th"]
[Site "Sturbridge"]
[Date "2018.08.19"]
[Round "7"]
[White "Riddell, John F"]
[Black "Kang, Dorian"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2103"]
[BlackElo "1853"]
[PlyCount "62"]
[EventDate "2018.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. d4 d5 8. exd5 Qxd5 9. c4 Qd6 10. dxc5 Qxc5 11. Be3 Qh5 12. h3 Rd8 13. Qe2 Bf5 14. Nbd2 Nb4 15. Nf1 Bd3 16. Qd2 Bxc4 17. Qxb4 Qxb5 18. Qxe7 Nd5 19. Qh4 Bxf1 20. Rxf1 Nxe3 21. fxe3 h6 22. Rf2 Rd7 23. Raf1 Re8 24. Nd4 Qd5 25. Qf4 Kh7 26. b3 f5 27. Rd2 Re4 28. Qb8 Qa5 29. Rfd1 Rxe3 30. Nf3 Rxd2 31. Rxd2 Rxf3 0-1

[Event "Continental op 48th"]
[Site "Sturbridge"]
[Date "2018.08.18"]
[Round "6"]
[White "Li, Jerry"]
[Black "Riddell, John F"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1943"]
[BlackElo "2103"]
[PlyCount "57"]
[EventDate "2018.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 d5 6. 0-0 dxe4 7. Bxe4 Nf6 8. Bf3 Be7 9. Bf4 0-0 10. c3 Nbd7 11. Bg3 Re8 12. Nd2 Bf8 13. Ne4 Nxe4 14. Bxe4 Nf6 15. Bf3 e5 16. Nb3 Qb6 17. Qc2 g6 18. Rad1 Bf5 19. Qc1 Ne4 20. Bxe4 Bxe4 21. Rfe1 f5 22. Kh1 Bg7 23. f3 Bc6 24. Qc2 e4 25. f4 Rad8 26. Rxd8 Rxd8 27. Bf2 Qc7 28. Be3 Ba4 29. Rd1 1/2-1/2

[Event "Continental op 48th"]
[Site "Sturbridge"]
[Date "2018.08.18"]
[Round "5"]
[White "Riddell, John F"]
[Black "Genger, Eitan"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2103"]
[BlackElo "1903"]
[PlyCount "108"]
[EventDate "2018.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Qxd5 5. Nc3 Qa5 6. d4 e6 7. Nf3 Nf6 8. Bd3 Be7 9. 0-0 0-0 10. Bg5 Nc6 11. a3 Nd5 12. b4 Nxc3 13. Qc2 Nxd4 14. bxa5 Nxc2 15. Bxe7 Nxa1 16. Bxf8 Kxf8 17. Rxa1 Bd7 18. Ne5 Ke7 19. f4 g6 20. g4 f6 21. Nf3 Bc6 22. Nd4 Rd8 23. Nxc6+ bxc6 24. Bf1 Rd5 25. Rc1 Rc5 26. Rc2 Na4 27. Bc4 Rxa5 28. Re2 e5 29. g5 fxg5 30. fxg5 Nc3 31. Rf2 Nd5 32. Rb2 Kd6 33. Rb7 Ra4 34. Bxd5 cxd5 35. Rxh7 Ke6 36. h4 Kf5 37. Rf7+ Kg4 38. Rf6 Kxh4 39. Rxg6 Rg4+ 40. Kf2 Rxg5 41. Rh6+ Kg4 42. Rh7 d4 43. Rxa7 Rf5+ 44. Ke2 Kf4 45. Rd7 Rh5 46. a4 Ke4 47. Rb7 Rh2+ 48. Kd1 Ke3 49. Re7 Kd3 50. Ke1 Rh1+ 51. Kf2 e4 52. a5 Ra1 53. Re5 e3+ 54. Kg2 Kd2 0-1

[Event "Continental op 48th"]
[Site "Sturbridge"]
[Date "2018.08.17"]
[Round "3"]
[White "Riddell, John F"]
[Black "Tang, Jason1111"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2103"]
[BlackElo "1908"]
[PlyCount "42"]
[EventDate "2018.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Bg7 7. Bg2 0-0 8. 0-0 Nbd7 9. h3 Nc5 10. Be3 a6 11. Qd2 Bd7 12. g4 Rc8 13. Nde2 Bc6 14. Ng3 b5 15. e5 dxe5 16. Qxd8 Rfxd8 17. Bxc5 Bxg2 18. Bxe7 Bxf1 19. Bxd8 Rxd8 20. Kxf1 Rd2 21. g5 Nd7 1/2-1/2

[Event "Continental op 48th"]
[Site "Sturbridge"]
[Date "2018.08.17"]
[Round "3"]
[White "Riddell, John F"]
[Black "Taylor, Steven A"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2103"]
[BlackElo "2081"]
[PlyCount "39"]
[EventDate "2018.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Qb6 6. Na3 Nf6 7. Re1 0-0 8. e5 Nd5 9. Bf1 d6 10. Nc4 Qc7 11. exd6 exd6 12. h3 Bf5 13. Ne3 Nxe3 14. dxe3 h6 15. e4 Be6 16. Bf4 Ne5 17. Nxe5 dxe5 18. Be3 h5 19. Bd3 Rfd8 20. Qe2 1/2-1/2

[Event "Continental op 48th"]
[Site "Sturbridge"]
[Date "2018.08.17"]
[Round "4"]
[White "Yu, Alex"]
[Black "Riddell, John F"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "1852"]
[BlackElo "2103"]
[PlyCount "136"]
[EventDate "2018.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Be3 Bb7 7. f3 Qc7 8. Qd2 Nf6 9. g4 b4 10. Nce2 e5 11. g5 Nxe4 12. fxe4 Bxe4 13. Rg1 exd4 14. Nxd4 Nc6 15. 0-0-0 Nxd4 16. Bxd4 Bf5 17. Bd3 Be6 18. Kb1 Bc5 19. Bxg7 Rg8 20. Bf6 Bxg1 21. Rxg1 Qa5 22. b3 Qc5 23. Rd1 Rg6 24. h4 a5 25. h5 Rxf6 26. gxf6 Qxh5 27. Be4 d5 28. Rh1 Qe5 29. Bxh7 Qxf6 30. Bd3 0-0-0 31. Qe3 d4 32. Ba6+ Kc7 33. Qg3+ Kb6 34. Bd3 Bd5 35. Rf1 Qd6 36. Qg7 Be6 37. Qg5 Qd5 38. Qf6 Rd6 39. Qh8 Qb7 40. Qh4 Qc7 41. Rf4 a4 42. Rxd4 Rxd4 43. Qxd4+ Qc5 44. Qd8+ Ka7 45. bxa4 Qg1+ 46. Kb2 Qg7+ 47. Kc1 Qg1+ 48. Kd2 Qf2+ 49. Be2 Qf4+ 50. Kd1 Bg4 51. Qe7+ Kb8 52. Bxg4 Qxg4+ 53. Kd2 Qd4+ 54. Ke2 Qc4+ 55. Kd2 Qc3+ 56. Kd1 Qd4+ 57. Ke2 Qc4+ 58. Ke1 Qe6+ 59. Qxe6 fxe6 60. Kd2 Kb7 61. Kd3 Kb6 62. Kc4 Ka5 63. Kb3 e5 64. a3 bxa3 65. Kxa3 e4 66. Kb3 e3 67. Kc3 Kxa4 68. Kd3 Kb4 1/2-1/2

[Event "Continental op 48th"]
[Site "Sturbridge"]
[Date "2018.08.16"]
[Round "1"]
[White "Riddell, John F"]
[Black "Finnerman, David"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2103"]
[BlackElo "1735"]
[PlyCount "43"]
[EventDate "2018.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Qe2 0-0 6. e5 Ne8 7. Bg5 Qd7 8. Nf3 c6 9. 0-0-0 d5 10. Bd3 Qc7 11. h3 a5 12. Qe3 Na6 13. Bf4 e6 14. h4 Nb4 15. h5 Nxd3+ 16. cxd3 b5 17. Rh4 Qe7 18. Rdh1 f6 19. hxg6 hxg6 20. exf6 Qxf6 21. Be5 Qe7 22. Rh8+ 1-0

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2013.02.18"]
[Round "6"]
[White "Riddell, John F"]
[Black "Moldovan, John P"]
[Result "1/2-1/2"]
[ECO "C15"]
[WhiteElo "2127"]
[PlyCount "19"]
[EventDate "2013.02.16"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]
[WhiteTeam "Knights of the Roman Forum"]
[BlackTeam "Kenilworth Niners"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 dxe4 5. a3 Be7 6. Nxe4 Nf6 7. N2c3 0-0 8. Be2 Nc6 9. Be3 Nxe4 10. Nxe4 1/2-1/2

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2013.02.16"]
[Round "1"]
[White "Riddell, John F"]
[Black "Panasenko, Nikita A"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2127"]
[PlyCount "71"]
[EventDate "2013.02.16"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 153 Extra"]
[Source "ChessBase"]
[SourceDate "2013.04.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.04.22"]
[SourceQuality "1"]
[WhiteTeam "Knights of the Roman Forum"]
[BlackTeam "Nobody Forks with De Jesus"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. d4 c6 6. Nc3 Be7 7. Bd3 Re8 8. 0-0 Nbd7 9. f4 Kg8 10. e5 dxe5 11. fxe5 Nxe5 12. dxe5 Qd4+ 13. Kh1 Qxe5 14. Bf4 Qa5 15. Qe1 Bb4 16. Qh4 Qh5 17. Qxh5 Nxh5 18. Bd2 Be6 19. a3 Bf8 20. Rae1 b5 21. Bg5 Bf7 22. Be4 Rac8 23. Bf5 Ra8 24. Bd7 Rxe1 25. Rxe1 b4 26. axb4 Bxb4 27. Re3 h6 28. Be7 Bxe7 29. Rxe7 Kf8 30. Re3 Rb8 31. b3 Nf6 32. Bf5 Re8 33. Rxe8+ Kxe8 34. Kg1 Ke7 35. Kf2 Kd6 36. Ke3 1/2-1/2

[Event "US Open-113"]
[Site "Vancouver"]
[Date "2012.08.11"]
[Round "8"]
[White "Riddell, John F"]
[Black "Brock, William"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2197"]
[BlackElo "2032"]
[PlyCount "89"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 f6 5. Bb5 Nge7 6. exd5 Qxd5 7. d4 Bd7 8. c4 Qe4+ 9. Be3 exd4 10. Nbd2 Qe6 11. Nxd4 Nxd4 12. Bxd7+ Qxd7 13. Qxd7+ Kxd7 14. Bxd4 Nf5 15. Bc3 Re8+ 16. Kf1 Bd6 17. Rd1 Kc6 18. g3 Be5 19. Bxe5 Rxe5 20. Nf3 Re4 21. b3 Rhe8 22. Rd5 g6 23. Kg2 Re2 24. Rxf5 gxf5 25. Nd4+ Kc5 26. Nxe2 Rxe2 27. Rd1 Rxa2 28. Rd5+ Kb4 29. Rb5+ Kc3 30. Rxb7 c5 31. h4 h5 32. Rb5 Kd4 33. b4 cxb4 34. Rxb4 a5 35. Rb5 Kxc4 36. Rxf5 a4 37. Rxf6 Rd2 38. Ra6 Kb3 39. g4 hxg4 40. h5 a3 41. Kg3 a2 42. Rb6+ Kc2 43. Ra6 Kb2 44. Kxg4 Rxf2 45. h6 1/2-1/2

[Event "US Open-113"]
[Site "Vancouver"]
[Date "2012.08.09"]
[Round "6"]
[White "Riddell, John F"]
[Black "Saputra, Yogi"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "2197"]
[PlyCount "21"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. Bf4 Be7 8. 0-0 e5 9. Be3 Nf6 10. b4 0-0 11. Qb3 1/2-1/2

[Event "US Open-113"]
[Site "Vancouver"]
[Date "2012.08.07"]
[Round "4"]
[White "Riddell, John F"]
[Black "Fields, Noah Dennis"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2197"]
[PlyCount "49"]
[EventDate "2012.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. 0-0 Nf6 7. c4 Nc6 8. Be3 Be7 9. Qe2 Nb4 10. h3 Nxd3 11. Qxd3 d6 12. Nc3 Bd7 13. Rac1 Rc8 14. b3 0-0 15. f4 e5 16. Nde2 Bc6 17. f5 Qd7 18. a4 Rb8 19. a5 b5 20. axb6 Bd8 21. Rfd1 Bxb6 22. Nd5 Bxd5 23. exd5 Bxe3+ 24. Qxe3 Qxf5 25. Ra1 1/2-1/2

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2010.02.13"]
[Round "1"]
[White "Riddell, John F"]
[Black "Leverett, Bruce W"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2228"]
[BlackElo "2287"]
[PlyCount "120"]
[EventDate "2010.02.13"]
[EventType "team-tourn"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Qa4+ Nbd7 6. Nc3 g6 7. g3 Bg7 8. Bg2 0-0 9. d4 Nb6 10. Qb3 e6 11. d6 Qxd6 12. Nge2 Nfd5 13. 0-0 Bd7 14. Nxd5 Nxd5 15. Rd1 Bc6 16. Bd2 Rac8 17. Be1 Rfd8 18. Rd3 Rd7 19. Rad1 Rdd8 20. Nc3 Nxc3 21. Bxc3 Bxg2 22. Kxg2 Qd5+ 23. Qxd5 Rxd5 24. Kf3 Rcd8 25. Ke3 Rh5 26. h4 Rhd5 27. Ke2 Bf8 28. Be1 Kg7 29. f3 Bd6 30. Bf2 Bc7 31. f4 h5 32. Kf3 Ba5 33. Ra3 Bb6 34. Ra4 Rc8 35. Rd2 Kf6 36. Ke4 Ke7 37. b3 Rc3 38. Be3 Rd7 39. Rc4 Rc7 40. Rxc7+ Rxc7 41. Kd3 Kd6 42. f5 Kd5 43. fxg6 fxg6 44. Rf2 e5 45. dxe5 Bxe3 46. Kxe3 Kxe5 47. Kf3 Rf7+ 48. Kg2 Rxf2+ 49. Kxf2 Ke4 50. Ke2 a5 51. Kf2 b5 52. a4 bxa4 53. bxa4 Kd4 54. g4 Kc4 55. gxh5 gxh5 56. Ke3 Kb4 57. Kd4 Kxa4 58. Kc4 Ka3 59. Kc3 a4 60. Kc2 Kb4 1/2-1/2

[Event "USA-chT Amateur East"]
[Site "Parsippany"]
[Date "2003.02.16"]
[Round "4"]
[White "Herzman, Paul"]
[Black "Riddell, John F"]
[Result "1/2-1/2"]
[ECO "B23"]
[BlackElo "2238"]
[PlyCount "46"]
[EventDate "2003.02.15"]
[EventType "team"]
[EventRounds "6"]
[EventCountry "USA"]
[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 d5 5. e5 Nge7 6. Bb5 Bd7 7. 0-0 Rc8 8. d3 h5 9. Ne2 Nxe5 10. fxe5 Bxb5 11. Ng5 Nf5 12. Ng3 g6 13. Nxf5 gxf5 14. Bd2 c4 15. Rf3 Bc5+ 16. Kh1 cxd3 17. cxd3 Bd4 18. Qe1 Rc2 19. Rxf5 exf5 20. e6 fxe6 21. Nxe6 Qe7 22. Nxd4 Bxd3 23. Nxc2 Be4 1/2-1/2

[Event "World op 20th"]
[Site "Philadelphia"]
[Date "1992.??.??"]
[Round "5"]
[White "Shamkovich, Leonid Alexandrovic"]
[Black "Riddell, John F"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2400"]
[PlyCount "59"]
[EventDate "1992.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 c6 5. Bb3 Na6 6. 0-0 Nc7 7. Qe2 e6 8. Bf4 Ne7 9. Nbd2 0-0 10. Rad1 b5 11. c4 a6 12. c5 Ne8 13. cxd6 Nxd6 14. Rc1 a5 15. Ne5 Bb7 16. Rfd1 a4 17. Bc2 f5 18. Bg5 Nf7 19. Nxf7 Rxf7 20. Nf3 h6 21. Bd2 Kh7 22. Bb4 Ng8 23. Ne5 Rc7 24. Nxg6 Kxg6 25. exf5+ exf5 26. Qe6+ Bf6 27. Qxf5+ Kf7 28. Qg6+ Ke6 29. Re1+ Kd5 30. Bb3+ 1-0

[Event "NSW-Victoria m corr"]
[Site "Australia"]
[Date "1926.??.??"]
[Round "21"]
[White "Riddell, John F"]
[Black "Berman, JS."]
[Result "0-1"]
[ECO "C47"]
[PlyCount "50"]
[EventDate "1926.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "AUS"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. Bg5 Be7 8. Qf3 0-0 9. Bc4 d6 10. Bxf6 Bxf6 11. 0-0 Be6 12. Be2 Rb8 13. b3 Be5 14. Rad1 Qh4 15. g3 Qe7 16. Rd3 f5 17. Qg2 Qd7 18. Bf3 fxe4 19. Bxe4 d5 20. Rfd1 Bh3 21. Qh1 Bxc3 22. Rxc3 Rbe8 23. Re3 Bg4 24. Rd2 Rxe4 25. Rxe4 Bf3 0-1

