[Event "Oregon Invitational"]
[White "Heywood, Bill"]
[Black "Koontz, Carl A"]
[Site "Portland"]
[Round "9"]
[Result "1-0"]
[Date "2016.02.15"]
[ECO "E69"]
[WhiteElo "2086"]
[PlyCount "47"]
[EventDate "2016.02.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 Nd7 5. 0-0 Ngf6 6. c4 0-0 7. Nc3 c6 8. e4 e5 9. h3 a6 10. Be3 b5 11. c5 b4 12. Na4 Nxe4 13. Nxe5 dxe5 14. Bxe4 exd4 15. Bxd4 Nf6 16. Bxc6 Bxh3 17. Nb6 Rb8 18. Re1 Bg4 19. Qd2 Qc7 20. Bg2 Qd8 21. Qxb4 Nd5 22. Bxd5 Rxb6 23. cxb6 Qxd5 24. Bxg7 1-0

[Event "Oregon Invitational"]
[White "Sherrard, Jerry"]
[Black "Koontz, Carl A"]
[Site "Portland"]
[Round "8"]
[Result "1-0"]
[Date "2016.02.14"]
[ECO "B08"]
[WhiteElo "1965"]
[PlyCount "91"]
[EventDate "2016.02.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Bc4 d6 5. Nf3 Nf6 6. 0-0 b5 7. Bd3 0-0 8. h3 h6 9. Re1 a6 10. Be3 e6 11. a4 b4 12. Ne2 a5 13. c3 bxc3 14. bxc3 Nbd7 15. Qd2 Kh7 16. Bf4 Nb6 17. e5 Nfd5 18. exd6 Nxf4 19. Qxf4 Nd5 20. Qg3 Ba6 21. Bxa6 Rxa6 22. Ne5 Nf6 23. Qd3 Rb6 24. Nf4 Qxd6 25. Nc4 Qxf4 26. Nxb6 Rd8 27. Qe3 Qc7 28. Nc4 Nd5 29. Qf3 c5 30. Ne5 cxd4 31. cxd4 Nb4 32. Rac1 Qe7 33. Rc4 Kg8 34. Qe4 Qe8 35. Ra1 Nd5 36. Nc6 Nb6 37. Rc5 Rd6 38. Rb1 Nd7 39. Rc4 Nf6 40. Qc2 Qd7 41. Ne5 Qa7 42. Rc7 Qxd4 43. Nxf7 Rd7 44. Rxd7 Qxd7 45. Ne5 Qd4 46. Rb8+ 1-0

[Event "Oregon Invitational"]
[White "Koontz, Carl A"]
[Black "Deeth, Steven B"]
[Site "Portland"]
[Round "6"]
[Result "1-0"]
[Date "2016.02.13"]
[ECO "A36"]
[BlackElo "2081"]
[PlyCount "121"]
[EventDate "2016.02.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. d3 d6 6. e3 e5 7. Nge2 Nge7 8. Nd5 0-0 9. Nec3 Rb8 10. 0-0 a6 11. a4 b6 12. Rb1 a5 13. b3 Nxd5 14. Nxd5 Ne7 15. Bb2 Nxd5 16. Bxd5 Bb7 17. Qf3 Qc7 18. Rfd1 Rfe8 19. Bxb7 Qxb7 20. Qxb7 Rxb7 21. e4 Bh6 22. Bc1 Kg7 23. Rf1 Bxc1 24. Rbxc1 f5 25. Rc2 f4 26. gxf4 exf4 27. f3 Kf6 28. d4 g5 29. Rd1 g4 30. Kf2 h5 31. dxc5 dxc5 32. Rd6+ Re6 33. Rcd2 Rg7 34. R2d5 g3+ 35. hxg3 fxg3+ 36. Kg2 Rxd6 37. Rxd6+ Ke5 38. Rd5+ Kf4 39. Rxh5 Rg6 40. Rh4+ Ke5 41. Rg4 Rd6 42. Rg5+ Kf4 43. Rg4+ Ke5 44. Kxg3 Rd3 45. Rg5+ Kf6 46. Kg4 Rxb3 47. e5+ Kf7 48. f4 Rb4 49. Rf5+ Ke7 50. Rf6 Rxa4 51. Rxb6 Rxc4 52. Kf5 a4 53. Rb7+ Kf8 54. Ra7 Rb4 55. e6 c4 56. Kf6 Rb8 57. Rxa4 Rc8 58. Ra1 c3 59. Rh1 Kg8 60. Rg1+ Kh7 61. Kf7 1-0

[Event "Oregon Invitational"]
[White "Koontz, Carl A"]
[Black "Jacobi, Gunther J"]
[Site "Portland"]
[Round "7"]
[Result "0-1"]
[Date "2016.02.10"]
[ECO "A29"]
[BlackElo "1959"]
[PlyCount "138"]
[EventDate "2016.02.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. d3 Bb4 4. Nf3 Nc6 5. g3 0-0 6. Bg2 d5 7. cxd5 Nxd5 8. Bd2 Nb6 9. 0-0 f6 10. a3 Be7 11. b4 Be6 12. Be3 Nd4 13. Nd2 c6 14. Nde4 f5 15. Nd2 Qd7 16. Bxd4 Qxd4 17. Rc1 Rad8 18. Qc2 Kh8 19. Nf3 Qd6 20. Rfd1 Bf6 21. Na4 Nxa4 22. Qxa4 a6 23. Qc2 g5 24. h3 Qe7 25. Qc5 Qg7 26. e3 Rd5 27. Qc2 Rfd8 28. Ne1 R5d7 29. a4 Qf7 30. Rb1 Bd5 31. Nf3 e4 32. Nd4 Bxd4 33. exd4 exd3 34. Rxd3 Bxg2 35. Kxg2 Qd5+ 36. Kh2 Qe4 37. Qc3 Kg8 38. Re1 Qd5 39. Qd2 h6 40. Qe3 Qf7 41. h4 Qf6 42. hxg5 hxg5 43. Kg2 Rh7 44. Rdd1 f4 45. Qe5 Rf8 46. f3 fxg3 47. Qe6+ Rhf7 48. Qxf6 Rxf6 49. Re5 Rf5 50. Rde1 Kg7 51. Re7+ R8f7 52. Kxg3 Rxf3+ 53. Kg4 R3f4+ 54. Kxg5 Rxd4 55. R1e4 Rd5+ 56. Kg4 Kg6 57. R4e6+ Kg7 58. Re4 Rd6 59. Kg5 Rg6+ 60. Kh5 Rg1 61. R4e6 Rh1+ 62. Kg5 Rg1+ 63. Kh5 Rgf1 64. Kg5 R1f5+ 65. Kg4 Rf4+ 66. Kg5 Rxb4 67. Re8 Rd7 68. Rg6+ Kf7 69. Reg8 Rd5+ 0-1

[Event "Oregon Invitational"]
[White "Koontz, Carl A"]
[Black "Rachmuth, Moshe Shai"]
[Site "Portland"]
[Round "3"]
[Result "1/2-1/2"]
[Date "2016.02.07"]
[ECO "A29"]
[PlyCount "92"]
[EventDate "2016.02.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 Nc6 2. Nc3 e5 3. d3 Nf6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Be6 7. Nf3 f6 8. 0-0 Qd7 9. Ne1 0-0-0 10. h4 Kb8 11. Bd2 h5 12. Ne4 Bh3 13. Nf3 Bxg2 14. Kxg2 Be7 15. Rc1 g5 16. Nc5 Bxc5 17. Rxc5 gxh4 18. Nxh4 Nd4 19. e3 Ne6 20. Ra5 Ng5 21. Rh1 Nb6 22. Bc3 Qxd3 23. Qxd3 Rxd3 24. Rc1 Nd5 25. Be1 Rd8 26. Nf5 Rd7 27. Ra4 e4 28. Nd4 Rd6 29. Rac4 Rb6 30. Rc5 c6 31. b3 Nb4 32. Bxb4 Rxb4 33. Rf5 Rd2 34. Rxf6 Rxa2 35. Rfxc6 bxc6 36. Nxc6+ Kb7 37. Nxb4 Rb2 38. Nd5 Rxb3 39. Nf4 Kb6 40. Nxh5 a5 41. Ra1 Kb5 42. g4 a4 43. Kg3 a3 44. Kf4 Nh3+ 45. Kg3 Ng5 46. Kf4 Nh3+ 1/2-1/2

[Event "Oregon Invitational"]
[White "O'Connell, Sean"]
[Black "Koontz, Carl A"]
[Site "Portland"]
[Round "4"]
[Result "1/2-1/2"]
[Date "2016.02.07"]
[ECO "A07"]
[PlyCount "89"]
[EventDate "2016.02.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 Nf6 5. d3 0-0 6. Nbd2 Nc6 7. e4 dxe4 8. dxe4 h6 9. c3 e5 10. Qc2 Be6 11. h3 Qd7 12. Kh2 Rad8 13. Re1 Qc8 14. Nb3 b6 15. Nfd2 a5 16. a4 Qd7 17. Bf1 Qe7 18. Nc4 Nh5 19. Ne3 f5 20. exf5 gxf5 21. Bc4 Bxc4 22. Nxc4 Qf7 23. Qe2 e4 24. Ncd2 Ne5 25. Nd4 Rfe8 26. Nf1 c5 27. Nxf5 Nf3+ 28. Kh1 Nxe1 29. Nxg7 Kxg7 30. Qxe1 Qf3+ 31. Kg1 Nf6 32. Be3 Rd3 33. Nd2 Qf5 34. c4 Qxh3 35. Qf1 Qxf1+ 36. Kxf1 Ng4 37. Ke2 Nxe3 38. fxe3 Rd6 39. Rh1 Kg6 40. Rh4 Rde6 41. Nb1 Re5 42. Nc3 R8e6 43. Nd5 Kg7 44. Nf4 Re7 45. Nh5+ 1/2-1/2

[Event "Oregon Invitational"]
[White "Freeze, Gregory"]
[Black "Koontz, Carl A"]
[Site "Portland"]
[Round "2"]
[Result "1/2-1/2"]
[Date "2016.02.06"]
[ECO "B15"]
[PlyCount "132"]
[EventDate "2016.02.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Be3 d5 5. f3 a6 6. Qd2 b5 7. h4 h5 8. Nh3 Bxh3 9. Rxh3 e6 10. e5 Bh6 11. f4 Ne7 12. Bf2 Nd7 13. Ne2 Nf5 14. a4 Bf8 15. c3 Be7 16. g3 Nb6 17. axb5 axb5 18. Rxa8 Qxa8 19. b3 Kd7 20. Qb2 b4 21. Rh1 Qa5 22. Kd2 c5 23. cxb4 Qxb4+ 24. Qc3 c4 25. Qxb4 Bxb4+ 26. Kc2 Ra8 27. bxc4 Nxc4 28. Nc1 Nfe3+ 29. Bxe3 Nxe3+ 30. Kb3 Rb8 31. Ka4 Bd2 32. Bb5+ Kc7 33. Nd3 Kb6 34. Rb1 Kc7 35. Nc5 Kd8 36. Rb2 Nc4 37. Rc2 Be1 38. Bxc4 dxc4 39. Rxc4 Bxg3 40. Nd3 Ra8+ 41. Kb5 Bxh4 42. d5 Rb8+ 43. Ka6 exd5 44. Rd4 Ke8 45. f5 Bg3 46. fxg6 fxg6 47. Ka7 Rd8 48. Kb7 h4 49. Rg4 Kf7 50. Kc6 Kg7 51. Nf4 Re8 52. e6 Bf2 53. Kd7 Rb8 54. Nd3 Bg3 55. Nf4 Bxf4 56. Rxf4 Rb7+ 57. Kc6 Ra7 58. Kd6 g5 59. Rf1 g4 60. e7 Rxe7 61. Kxe7 Kg6 62. Ke6 h3 63. Rf8 Kg5 64. Ke5 h2 65. Rg8+ Kh4 66. Kf4 Kh3 1/2-1/2

[Event "Oregon Invitational"]
[White "Koontz, Carl A"]
[Black "Surak, Steve S"]
[Site "Portland"]
[Round "1"]
[Result "1-0"]
[Date "2016.02.06"]
[ECO "A30"]
[PlyCount "129"]
[EventDate "2016.02.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 c5 4. Nf3 Nc6 5. 0-0 Nf6 6. d3 Be7 7. cxd5 exd5 8. h3 0-0 9. a3 h6 10. Bd2 Be6 11. e3 Rc8 12. d4 c4 13. Bc3 b5 14. Ne5 Nxe5 15. dxe5 Ne4 16. Nd2 Nxc3 17. bxc3 Bc5 18. Nf3 Qc7 19. Qc2 Qd7 20. Kh2 Bf5 21. Qd2 Rfd8 22. Nd4 Bd3 23. Rfd1 a6 24. Bf1 Bxf1 25. Rxf1 Qe7 26. f4 Bxa3 27. Qa2 b4 28. cxb4 Bxb4 29. Qxa6 Qc5 30. Nf5 c3 31. e6 c2 32. exf7+ Kf8 33. Qg6 Qc3 34. Nxh6 Qf6 35. Qxf6 gxf6 36. Nf5 Ba3 37. Rxa3 c1Q 38. Rxc1 Rxc1 39. Kg2 Rc7 40. Kf3 Kxf7 41. g4 Rb8 42. Ra5 Rd7 43. h4 Rb3 44. Nd4 Rd3 45. h5 Rd1 46. Ra2 Rc7 47. Nf5 Rf1+ 48. Kg2 Rb1 49. Rd2 Rc5 50. Ra2 Rcb5 51. Ra7+ Kf8 52. Ra8+ Rb8 53. Rxb8+ Rxb8 54. g5 fxg5 55. fxg5 Kf7 56. Kf3 Rb1 57. Kf4 Rh1 58. g6+ Kf6 59. g7 Rf1+ 60. Kg3 Kf7 61. Kg4 Rg1+ 62. Kf4 Rf1+ 63. Ke5 Kg8 64. h6 Kh7 65. Ne7 1-0

[Event "US Open-113"]
[White "Aaron, Deepak"]
[Black "Koontz, Carl A"]
[Site "Vancouver"]
[Round "6"]
[Result "1-0"]
[Date "2012.08.09"]
[ECO "B07"]
[WhiteElo "2245"]
[PlyCount "65"]
[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 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 c6 5. f3 Nf6 6. Qd2 0-0 7. Nge2 Na6 8. g4 c5 9. Ng3 cxd4 10. Bxd4 h6 11. h4 Nd7 12. Bxg7 Kxg7 13. f4 Ndc5 14. f5 Bd7 15. 0-0-0 Qa5 16. g5 h5 17. f6+ exf6 18. gxf6+ Kh7 19. Qg5 Rfe8 20. Nf5 Bxf5 21. exf5 Re5 22. fxg6+ fxg6 23. Qg3 Qb4 24. Bh3 Qc4 25. Rxd6 Rae8 26. Bd7 Re3 27. f7 Qxf7 28. Bxe8 Rxe8 29. Rg1 Re6 30. Rxe6 Qxe6 31. Re1 Qf6 32. Nd5 Qf5 33. Qd6 1-0

[Event "US Open-113"]
[White "Koontz, Carl A"]
[Black "Shaw, Tenzing W"]
[Site "Vancouver"]
[Round "3"]
[Result "0-1"]
[Date "2012.08.08"]
[ECO "A14"]
[WhiteElo "2035"]
[BlackElo "2270"]
[PlyCount "58"]
[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. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. d3 c5 7. e3 Nc6 8. Nc3 d4 9. Ne2 e5 10. exd4 cxd4 11. a3 a5 12. Ne1 a4 13. b4 axb3 14. Qxb3 Nd7 15. Bd2 Nc5 16. Qb1 f5 17. f4 e4 18. dxe4 d3 19. Nc3 Qd4+ 20. Kh1 fxe4 21. Nd5 Bd8 22. Ne3 Ba5 23. Bxa5 Rxa5 24. Nd1 Qxc4 25. Rf2 Qd4 26. Qb2 Rd8 27. Nc3 Na4 28. Nxa4 Rxa4 29. Qxd4 Raxd4 0-1

[Event "US Open-88"]
[White "Stoltz, Eric"]
[Black "Koontz, Carl A"]
[Site "Portland"]
[Round "6"]
[Result "0-1"]
[Date "1987.08.07"]
[ECO "B01"]
[WhiteElo "1720"]
[BlackElo "1966"]
[PlyCount "62"]
[EventDate "1987.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nf3 g6 6. Be2 Bg7 7. 0-0 0-0 8. Nc3 c6 9. Re1 Bg4 10. Bg5 h6 11. Bh4 Bxf3 12. Bxf3 g5 13. c5 gxh4 14. cxb6 axb6 15. Qb3 e6 16. Re4 Nd7 17. Bd1 Ra5 18. Bc2 Kh8 19. Ne2 Rg8 20. Rg4 Rg5 21. Qd3 f5 22. Nf4 Rxg4 23. Nxe6 Qf6 24. Re1 Bf8 25. g3 hxg3 26. fxg3 Bd6 27. Kf1 Bxg3 28. Re2 Bh4 29. Ng5 Qxg5 30. Re6 Rg1+ 31. Ke2 Rg2+ 0-1

[Event "USA-ch06 prel 01 corr"]
[White "Bovay, James J"]
[Black "Koontz, Carl A"]
[Site "USA"]
[Round "?"]
[Result "1-0"]
[Date "1982.??.??"]
[ECO "A21"]
[PlyCount "67"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. g3 c6 4. d4 Qc7 5. e4 Be7 6. Bg2 exd4 7. Qxd4 Bf6 8. Qd2 Be6 9. b3 Na6 10. Bb2 Ne7 11. Nge2 h5 12. h3 0-0-0 13. Rc1 Qa5 14. 0-0 Kb8 15. Qe3 Qc5 16. Qxc5 dxc5 17. Rfd1 Nb4 18. Ba1 b6 19. a3 Rxd1+ 20. Nxd1 Bxa1 21. axb4 Bd4 22. Nxd4 cxd4 23. Nb2 a6 24. Nd3 Rc8 25. f4 g6 26. Kf2 a5 27. bxa5 Kb7 28. axb6 Kxb6 29. Ra1 c5 30. Nb2 Nc6 31. Na4+ Ka5 32. Nxc5+ Kb4 33. Nxe6 fxe6 34. e5 1-0

[Event "USA-ch06 prel 01 corr"]
[White "Eisen, David J"]
[Black "Koontz, Carl A"]
[Site "USA"]
[Round "?"]
[Result "1/2-1/2"]
[Date "1982.??.??"]
[ECO "B08"]
[PlyCount "119"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. a4 Qc7 8. h3 e5 9. Re1 h6 10. Be3 Kh7 11. Qd2 Be6 12. Rad1 Nbd7 13. d5 cxd5 14. exd5 Bf5 15. Nb5 Qb8 16. Nh4 Ne4 17. Qb4 Nec5 18. Nxf5 gxf5 19. Qh4 a6 20. Nc3 f4 21. Bd2 a5 22. g3 fxg3 23. fxg3 Qd8 24. Qxd8 Rfxd8 25. Bh5 Kg8 26. Rf1 Nf6 27. Rf5 Nxh5 28. Rxh5 Kh7 29. Rf1 Rd7 30. g4 Kg6 31. Rhf5 b6 32. h4 Rf8 33. Be3 e4 34. h5+ Kh7 35. Bxc5 Bxc3 36. Bxb6 Bxb2 37. Bxa5 Ra8 38. Bb6 Rxa4 39. Rxf7+ Rxf7 40. Rxf7+ Kg8 41. Re7 e3 42. Bxe3 Rxg4+ 43. Kf1 Be5 44. Ke2 Rh4 45. Bxh6 Rxh5 46. Be3 Kf8 47. Re6 Rf5 48. c4 Rf6 49. Bg5 Rxe6 50. dxe6 Ke8 51. Kd3 Bb2 52. Ke4 Ba3 53. Kd5 Bb4 54. e7 Kd7 55. e8Q+ Kxe8 56. Ke6 Ba3 57. Bf4 Kd8 58. Bxd6 Bc1 59. c5 Kc8 60. c6 1/2-1/2

[Event "USA-ch06 prel 01 corr"]
[White "Ernst, Edward R"]
[Black "Koontz, Carl A"]
[Site "USA"]
[Round "?"]
[Result "1-0"]
[Date "1982.??.??"]
[ECO "B07"]
[PlyCount "57"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Bg5 h6 6. Be3 Qc7 7. Qd2 Nbd7 8. a4 a5 9. Nh3 Nb6 10. Nf2 Be6 11. d5 Bd7 12. Ra3 Bg7 13. Rb3 Nc8 14. Be2 h5 15. h4 0-0 16. g4 Kh7 17. Rg1 Rh8 18. g5 Ne8 19. f4 Kg8 20. Nh1 e5 21. f5 gxf5 22. exf5 Bxf5 23. Ng3 Bg6 24. Nce4 Ne7 25. c4 Bxe4 26. Nxe4 Ng6 27. Bd3 cxd5 28. Nf6+ Kf8 29. Nxd5 1-0

[Event "USA-ch06 prel 01 corr"]
[White "Hess, Peter Dean"]
[Black "Koontz, Carl A"]
[Site "USA"]
[Round "?"]
[Result "1/2-1/2"]
[Date "1982.??.??"]
[ECO "B08"]
[PlyCount "51"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. h3 Qc7 8. Be3 e5 9. a4 Nh5 10. Qd2 f5 11. dxe5 dxe5 12. Rad1 Na6 13. exf5 gxf5 14. Bc4+ Kh8 15. Bg5 e4 16. Nd4 Nb4 17. Nxe4 fxe4 18. Qxb4 Bxh3 19. Qe7 Qxe7 20. Bxe7 Rfe8 21. gxh3 Rxe7 22. Nf5 Rc7 23. Nxg7 Rxg7+ 24. Kh2 Rf8 25. f4 b5 26. axb5 1/2-1/2

[Event "USA-ch06 prel 01 corr"]
[White "Koontz, Carl A"]
[Black "Ellithorpe, Gilbert P"]
[Site "USA"]
[Round "?"]
[Result "1/2-1/2"]
[Date "1982.??.??"]
[ECO "A45"]
[PlyCount "61"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. d5 Ne4 4. Bf4 Qb6 5. Nc3 Qxb2 6. Nxe4 Qb4+ 7. Qd2 Qxe4 8. Nf3 d6 9. e3 Qb4 10. Qxb4 cxb4 11. a3 bxa3 12. Rxa3 e5 13. dxe6 fxe6 14. Nd4 e5 15. Nb5 Na6 16. Bg3 Bd7 17. Rxa6 bxa6 18. Nc7+ Kd8 19. Nxa8 Bc6 20. Bh4+ Kd7 21. Nb6+ axb6 22. Bxa6 Bxg2 23. Rg1 Bc6 24. Kd2 g6 25. Bf6 Rg8 26. Rb1 Kc7 27. Bc4 d5 28. Bxe5+ Bd6 29. Bxd6+ Kxd6 30. Bd3 Rf8 31. f4 1/2-1/2

[Event "USA-ch06 prel 01 corr"]
[White "Koontz, Carl A"]
[Black "Gay, Leroy M"]
[Site "USA"]
[Round "?"]
[Result "1-0"]
[Date "1982.??.??"]
[ECO "A45"]
[PlyCount "113"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. d5 Qa5+ 5. c3 d6 6. f3 Nf6 7. e4 g6 8. Nd2 Bg7 9. Nc4 Qc7 10. a4 Nbd7 11. Bd3 0-0 12. Ne2 Nb6 13. 0-0 Nxc4 14. Bxc4 Bd7 15. Ng3 Rfb8 16. Qe2 Ne8 17. Bg5 f6 18. Be3 Kh8 19. f4 Qc8 20. e5 Nc7 21. e6 Bxa4 22. Rxa4 b5 23. Bxb5 Rxb5 24. c4 Rb3 25. f5 Qf8 26. Rf3 a6 27. Bc1 Rxf3 28. gxf3 Rb8 29. f4 g5 30. Ra3 Rb4 31. Nh5 Bh6 32. Rh3 Ne8 33. b3 g4 34. Qxg4 Qg8 35. Qxg8+ Kxg8 36. Kf2 Bf8 37. Ke2 Rb7 38. Bd2 Ra7 39. Kd3 Bg7 40. Rg3 Kf8 41. Rg1 Bh6 42. Bc3 Rb7 43. Kc2 Rb8 44. Kb2 Rb7 45. Ka3 Rb8 46. Ka4 Rb7 47. Rg3 Rb8 48. Bb2 Rb7 49. Ka5 Rb8 50. h3 Bg7 51. Kxa6 Ra8+ 52. Kb7 Ra2 53. Nxg7 Nxg7 54. Bxf6 Nh5 55. Bxe7+ Kxe7 56. Rg5 Nf6 57. Rg7+ 1-0

[Event "USA-ch06 prel 01 corr"]
[White "Koontz, Carl A"]
[Black "Hayes, Michael G"]
[Site "USA"]
[Round "?"]
[Result "1-0"]
[Date "1982.??.??"]
[ECO "B00"]
[PlyCount "19"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 b6 3. e4 Bb7 4. Bd3 d5 5. Qe2 dxe4 6. Bxe4 Bxe4 7. Qxe4 Qd5 8. Qe2 Nf6 9. Nc3 Bb4 10. 0-0 1-0

[Event "USA-ch06 prel 01 corr"]
[White "Koontz, Carl A"]
[Black "Kretzmer, W Brian"]
[Site "USA"]
[Round "?"]
[Result "1-0"]
[Date "1982.??.??"]
[ECO "A45"]
[PlyCount "51"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 d5 4. e5 h6 5. Bh4 g5 6. Bg3 Nfd7 7. c3 c5 8. Bd3 cxd4 9. cxd4 Bb4+ 10. Nc3 Nc6 11. Nge2 Qb6 12. Bc2 f6 13. exf6 Nxf6 14. Bg6+ Kf8 15. 0-0 Kg7 16. Bc2 Ne7 17. Be5 Bd6 18. f4 Bxe5 19. fxe5 Ng4 20. Ng3 Nxe5 21. Nh5+ Kg8 22. Nf6+ Kg7 23. Na4 Qd6 24. dxe5 Qxe5 25. Ng4 Qd6 26. Qd4+ 1-0

[Event "USA-ch06 prel 01 corr"]
[White "Koontz, Carl A"]
[Black "Rohricht, Wayne L"]
[Site "USA"]
[Round "?"]
[Result "0-1"]
[Date "1982.??.??"]
[ECO "A45"]
[PlyCount "60"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d6 3. Nc3 Nbd7 4. e4 h6 5. Bh4 g5 6. Bg3 c5 7. Nf3 Nh5 8. e5 cxd4 9. Nxd4 Nxg3 10. e6 fxe6 11. fxg3 Nf6 12. Bb5+ Kf7 13. 0-0 Bg7 14. Qh5+ Kg8 15. Qg6 Bd7 16. Bc4 Qb6 17. Rad1 d5 18. Bb3 Be8 19. Qd3 Nd7 20. Qe3 Nc5 21. Nxe6 Nxe6 22. Qxb6 axb6 23. Nxd5 Kh7 24. Nxb6 Ra6 25. Nd5 Bxb2 26. Rde1 Ba3 27. Nxe7 Bxe7 28. Bxe6 Bg6 29. Rf3 Bc5+ 30. Kh1 Re8 0-1

[Event "USA-ch06 prel 01 corr"]
[White "Koontz, Carl A"]
[Black "Van Buskirk, Charles Anthony"]
[Site "USA"]
[Round "?"]
[Result "0-1"]
[Date "1982.??.??"]
[ECO "A45"]
[PlyCount "66"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. d5 Qb6 5. Nc3 Qxb2 6. Nxe4 Qb4+ 7. Qd2 Qxe4 8. e3 g5 9. f3 Qf5 10. Bg3 Qf6 11. c3 Bg7 12. Rc1 d6 13. Bc4 Nd7 14. Ne2 Ne5 15. Bxe5 Qxe5 16. 0-0 0-0 17. f4 Qf6 18. Qd3 g4 19. Bb3 Bd7 20. Bc2 Qh6 21. c4 f5 22. Ng3 Rae8 23. Rcd1 a6 24. a4 Bc8 25. Rfe1 Kh8 26. Rd2 Qh4 27. Rde2 Rf6 28. Nf1 Rh6 29. g3 Qf6 30. Rd2 Qc3 31. Qe2 e6 32. Rd3 Qxc4 33. Nd2 Qxc2 0-1

[Event "USA-ch06 prel 01 corr"]
[White "Levine, Alfred M"]
[Black "Koontz, Carl A"]
[Site "USA"]
[Round "?"]
[Result "1/2-1/2"]
[Date "1982.??.??"]
[ECO "A57"]
[PlyCount "92"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 Bb7 5. a4 a6 6. axb5 axb5 7. Rxa8 Bxa8 8. Nc3 b4 9. Nb5 Qb6 10. Qa4 Bb7 11. Bf4 Na6 12. g4 g6 13. Bh3 h6 14. 0-0 g5 15. Be5 Bg7 16. e4 0-0 17. Qc2 d6 18. Bg3 Nd7 19. Rd1 Qa5 20. Qb1 b3 21. Na3 Rb8 22. Bf1 Bc8 23. h3 Nb4 24. e5 Nxe5 25. Nxe5 dxe5 26. Qe4 f6 27. f3 Bd7 28. Be1 Rf8 29. Bc3 Qb6 30. Qe3 f5 31. Bxe5 Nc2 32. Nxc2 bxc2 33. Rc1 Bxe5 34. Qxe5 Qb3 35. Qc3 Ba4 36. Qxb3 Bxb3 37. Kf2 fxg4 38. hxg4 Rf4 39. Bd3 Bxc4 40. Be4 Bb3 41. Ke3 Rf6 42. Bxc2 Bxd5 43. Bf5 c4 44. Kd4 Bf7 45. Be4 Rb6 46. Rc2 Rb5 1/2-1/2

