[Event "CCLA corr"]
[Site "Canada"]
[Date "1997.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Knudsen, John C"]
[Result "1/2-1/2"]
[ECO "C04"]
[WhiteElo "2005"]
[BlackElo "2100"]
[PlyCount "78"]
[EventDate "1997.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. c3 f6 7. exf6 Qxf6 8. Bd3 Bd6 9. Qc2 e5 10. dxe5 Ndxe5 11. 0-0 Bg4 12. Be2 0-0-0 13. Nxe5 Nxe5 14. Bxg4+ Nxg4 15. Nf3 Ne5 16. Nd4 Kb8 17. Qf5 c6 18. Bg5 Qf8 19. Bxd8 Qxd8 20. Rae1 g6 21. Qh3 h5 22. f4 Ng4 23. Qd3 Rg8 24. Re6 Nf6 25. Rfe1 Ne4 26. Nxc6+ bxc6 27. R1xe4 Bc5+ 28. Rd4 Qb6 29. b4 Bxd4+ 30. Qxd4 Qxd4+ 31. cxd4 Kc7 32. Re7+ Kb6 33. Kf2 Rf8 34. Ke3 Rf6 35. g3 Kb5 36. Kd3 Kxb4 37. Rb7+ Ka5 38. Rxa7+ Kb6 39. Re7 Ka5 1/2-1/2

[Event "USA corr"]
[Site "USA"]
[Date "1994.??.??"]
[Round "?"]
[White "Abelson, Robert P"]
[Black "Ketterer, Ronald B"]
[Result "1-0"]
[ECO "B52"]
[PlyCount "63"]
[EventDate "1994.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. c3 Nf6 7. Re1 e6 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. Nbd2 Nxd2 12. Bxd2 Be7 13. a3 0-0 14. b4 b5 15. Re3 a5 16. Rb3 Rfc8 17. bxa5 Nxa5 18. Bxa5 Rxa5 19. Qd2 b4 20. h4 Rxa3 21. Rbxa3 bxa3 22. Qd3 Qa4 23. Ng5 g6 24. g4 a2 25. Qd2 Rc2 26. Qf4 Bxg5 27. Qxg5 Qa8 28. Qf6 Rb2 29. Kg2 h6 30. h5 Qe8 31. g5 hxg5 32. h6 1-0

[Event "CAN-chT corr"]
[Site "Canada"]
[Date "1993.??.??"]
[Round "?"]
[White "Wrinn, Steven J"]
[Black "Ketterer, Ronald B"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "51"]
[EventDate "1993.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 d5 4. Nxe5 Nxe5 5. dxe5 dxe4 6. Qxd8+ Kxd8 7. Nc3 Bf5 8. Bg5+ Ke8 9. 0-0-0 Bc5 10. Nd5 Bb6 11. Bc4 h6 12. Bh4 c6 13. Nxb6 axb6 14. Rd6 g5 15. Bg3 Ne7 16. h4 b5 17. Bb3 c5 18. a3 c4 19. Ba2 gxh4 20. Bxh4 Nc6 21. Bf6 Rh7 22. Rhd1 Be6 23. c3 h5 24. Bb1 h4 25. Bxe4 Rh5 26. Bxc6+ 1-0

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Du Bois, Robert B"]
[Black "Ketterer, Ronald B"]
[Result "0-1"]
[ECO "B52"]
[PlyCount "8"]
[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 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 0-1

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Friedman, William"]
[Black "Ketterer, Ronald B"]
[Result "0-1"]
[ECO "B71"]
[PlyCount "72"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 Nc6 7. Bb5 Qc7 8. 0-0 Bg7 9. Nd5 Nxd5 10. exd5 a6 11. Bxc6+ bxc6 12. Nxc6 Bb7 13. Re1 Bxc6 14. dxc6 Qxc6 15. Rb1 e6 16. Be3 0-0 17. c3 Rfd8 18. Qe2 Rab8 19. Qf2 Rb5 20. Bd4 e5 21. Be3 Qc4 22. fxe5 dxe5 23. Ra1 Rdb8 24. Bc1 f5 25. Qe2 Qxe2 26. Rxe2 e4 27. Kf1 Be5 28. g3 Kf7 29. Rc2 R5b7 30. b3 Rd7 31. Ke2 Kf6 32. Be3 Rc8 33. Rac1 g5 34. Bd4 f4 35. gxf4 gxf4 36. Kf2 Rg8 0-1

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Gill, Lance D"]
[Black "Ketterer, Ronald B"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "88"]
[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. Nc3 g6 3. Bg5 Bg7 4. e4 d6 5. e5 Nfd7 6. Nf3 0-0 7. Bc4 dxe5 8. dxe5 Nxe5 9. Qxd8 Rxd8 10. Nxe5 Bxe5 11. Nd5 Nc6 12. 0-0-0 Bf5 13. Nxe7+ Nxe7 14. Bxe7 Re8 15. Bg5 b5 16. Bb3 Kg7 17. Rhe1 h6 18. Be3 c6 19. Rd2 a5 20. a3 a4 21. Ba2 f6 22. Rde2 g5 23. Bd4 Bf4+ 24. Kb1 Rxe2 25. Rxe2 Bd6 26. Kc1 c5 27. Be3 c4 28. Rd2 Be5 29. Rd5 Rb8 30. g3 Be6 31. Rc5 g4 32. c3 Bf5 33. f4 gxf3 34. Bb1 Kg6 35. Bxf5+ Kxf5 36. Kd2 Ke4 37. Bg1 Rd8+ 38. Ke1 Rd5 39. Rxd5 Kxd5 40. Be3 h5 41. Kf2 Ke4 42. Bc5 f5 43. h3 Kd3 44. Kxf3 Kc2 0-1

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Jennings, Jerry Jeff"]
[Black "Ketterer, Ronald B"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "77"]
[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. e3 g6 3. Bd3 Bg7 4. f4 0-0 5. Nf3 d6 6. c4 c5 7. d5 e6 8. dxe6 Bxe6 9. e4 Nc6 10. Nc3 Re8 11. 0-0 a6 12. Ng5 Bg4 13. Qe1 Nb4 14. Bb1 h6 15. Qh4 Bd7 16. a3 Nc6 17. Nf3 Bg4 18. f5 Bxf3 19. fxg6 Bh5 20. gxf7+ Bxf7 21. Bxh6 Ne5 22. Bg5 Ng6 23. Qf2 Bxc4 24. Bxf6 Rf8 25. Bxd8 Bd4 26. Bg5 Bxf1 27. Ba2+ Kg7 28. Rxf1 Bxf2+ 29. Rxf2 Rxf2 30. Kxf2 Rf8+ 31. Kg3 b5 32. h4 Re8 33. Kf3 Ne5+ 34. Ke3 c4 35. Nd5 Kg6 36. Bb1 Kf7 37. Bc2 a5 38. Bd1 Kg6 39. Bh5+ 1-0

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Coppola, Jeffrey J"]
[Result "1-0"]
[ECO "C58"]
[PlyCount "101"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Rb8 9. Be2 h6 10. Ne4 Nd5 11. Nbc3 Nb4 12. Bd1 Be7 13. Qg3 0-0 14. d3 Bh4 15. Qxe5 Rb7 16. 0-0 Rd7 17. a3 Nd5 18. Qh5 f5 19. Nc5 Rdf7 20. Bd2 Bf6 21. Nxd5 cxd5 22. Bxa5 Qxa5 23. b4 Qc7 24. Rb1 Re7 25. Bf3 Qe5 26. d4 Qxd4 27. Rbd1 Qc3 28. Bxd5+ Kh8 29. Bb3 Rfe8 30. Rd3 Qb2 31. Ba4 Rf8 32. Rfd1 f4 33. Qd5 Bg4 34. f3 Re5 35. Qb3 Qxb3 36. Bxb3 Bf5 37. Rd5 Rxd5 38. Rxd5 Bb2 39. a4 g6 40. b5 Bc3 41. Ne4 Ba5 42. c4 Re8 43. Bc2 Be6 44. Rd4 Rc8 45. c5 Bf5 46. Rd5 Rd8 47. Rxd8+ Bxd8 48. Nd6 Be7 49. Bxf5 gxf5 50. b6 axb6 51. Nf7+ 1-0

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Feagin, Joe R"]
[Result "0-1"]
[ECO "C58"]
[PlyCount "98"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Qf3 Rb8 9. Be2 h6 10. Ne4 Nxe4 11. Qxe4 Bd6 12. Nc3 0-0 13. Qf3 f5 14. d3 Rb7 15. 0-0 g5 16. g3 g4 17. Qg2 f4 18. f3 h5 19. Ne4 Rg7 20. fxg4 hxg4 21. Nxd6 Qxd6 22. Bd2 Nb7 23. Qf2 f3 24. Bd1 Nd8 25. c3 Ba6 26. Bb3+ Kh7 27. Be3 Ne6 28. Bc4 Bxc4 29. dxc4 Rfg8 30. Rad1 Qe7 31. Qc2+ Kh8 32. Qf5 Nf8 33. Bh6 Rf7 34. Bxf8 Rgxf8 35. Qxg4 e4 36. Rd4 Re8 37. Rfd1 f2+ 38. Kf1 e3 39. Qh4+ Rh7 40. Qxe7 Rexe7 41. Rc1 Rxh2 42. Rh4+ Rxh4 43. gxh4 Rg7 44. Ke2 Rg1 45. Rf1 Kg7 46. b4 Kg6 47. b5 c5 48. a4 Kf5 49. a5 Ke4 0-1

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Frank, Darko V"]
[Result "1/2-1/2"]
[ECO "C61"]
[PlyCount "120"]
[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 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. 0-0 c6 6. Bc4 Nf6 7. Re1 d6 8. c3 Ng4 9. h3 Ne5 10. d3 Nxc4 11. dxc4 dxc3 12. Nxc3 Be7 13. Bf4 0-0 14. Qf3 Be6 15. b3 Bf6 16. Rad1 Qa5 17. Na4 Be5 18. Bd2 Qc7 19. Bc3 f6 20. Qe3 b6 21. f4 Bxc3 22. Nxc3 Rad8 23. Rd2 Rf7 24. Red1 Rfd7 25. Ne2 Re7 26. Qg3 Rdd7 27. Nd4 Qc8 28. Nxe6 Rxe6 29. e5 Qd8 30. Qf3 fxe5 31. fxe5 Rxe5 32. Qxc6 Qe8 33. Rd5 Re1+ 34. Rxe1 Qxe1+ 35. Kh2 Qe7 36. a4 Kf8 37. b4 Qf7 38. Qa8+ Ke7 39. Rd4 g5 40. Qh8 Rd8 41. Re4+ Kd7 42. Qd4 Re8 43. Rxe8 Qxe8 44. Qg4+ Kc7 45. Qxg5 Qxa4 46. Qe7+ Kc8 47. Qxd6 Qc2 48. Qd5 Kc7 49. b5 Qg6 50. g4 Qc2+ 51. Kg3 Qc3+ 52. Qf3 Qe1+ 53. Kf4 Qe6 54. Qe4 Qh6+ 55. Kg3 Qg7 56. Qf4+ Kb7 57. g5 a5 58. bxa6+ Kxa6 59. h4 Qc3+ 60. Kg4 Qd3 1/2-1/2

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Jones, Craig W"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "79"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8. Bd3 a6 9. f4 d6 10. Qf3 Be7 11. g4 b5 12. g5 Nd7 13. 0-0-0 Bb7 14. Kb1 Rc8 15. h4 Na5 16. h5 Nc4 17. Bc1 e5 18. Nd5 Bxd5 19. exd5 Kd8 20. f5 h6 21. f6 gxf6 22. g6 fxg6 23. hxg6 Bf8 24. Qg4 Ndb6 25. Bf5 Rb8 26. Rh2 Qb7 27. Be6 Bg7 28. Rdh1 Nxd5 29. a3 Kc7 30. Bxh6 Nde3 31. Bxe3 Nxe3 32. Qg1 Qe4 33. Rxh8 Rxh8 34. Rxh8 Bxh8 35. g7 Qxc2+ 36. Ka2 Bxg7 37. Qxe3 Qc6 38. Qg1 Bf8 39. Qg6 Be7 40. Qf7 1-0

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Reithel, Donald P"]
[Result "1-0"]
[ECO "B03"]
[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 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Nf3 Bb4 10. Be2 Bxc3+ 11. bxc3 0-0 12. 0-0 f6 13. exf6 gxf6 14. Nh4 Bg6 15. Nxg6 hxg6 16. Bd3 f5 17. g4 Qd7 18. gxf5 exf5 19. Kh1 Ne7 20. Qf3 c6 21. Rg1 Kf7 22. Rae1 Rh8 23. Bg5 Rae8 24. Re5 Kg7 25. Bxe7 Rxe7 26. Rxg6+ 1-0

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Smith, Jack E"]
[Result "0-1"]
[ECO "B35"]
[PlyCount "54"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Bc4 Qa5 8. 0-0 d6 9. h3 Bd7 10. Bb3 Rc8 11. f4 0-0 12. Qf3 Qh5 13. g4 Bxg4 14. Qg3 Qxh3 15. Qf2 Bd7 16. Qf3 Qxf3 17. Nxf3 Ng4 18. Bd2 Nd4 19. Rad1 Nxb3 20. cxb3 Bc6 21. Rfe1 Rfe8 22. b4 Bxc3 23. Bxc3 f5 24. Nd2 fxe4 25. Nxe4 Bxe4 26. Rxe4 Nf6 27. Rd2 Nxe4 0-1

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Marthinsen, Arthur A"]
[Black "Ketterer, Ronald B"]
[Result "0-1"]
[ECO "B75"]
[PlyCount "48"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Bc4 Qb6 9. Bb5 Qc7 10. Nd5 Nxd5 11. exd5 a6 12. Bxc6+ bxc6 13. Nxc6 Bb7 14. Bd4 f6 15. Qe2 Bxc6 16. dxc6 e5 17. Bf2 Qxc6 18. c4 0-0 19. 0-0 f5 20. Rad1 a5 21. b3 Rfb8 22. Rd5 a4 23. Rfd1 axb3 24. Rxd6 Qxd6 0-1

[Event "USA corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Vehre, John L Jr"]
[Black "Ketterer, Ronald B"]
[Result "1-0"]
[ECO "E65"]
[PlyCount "61"]
[EventDate "1982.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. Nf3 0-0 5. g3 d6 6. Bg2 Nbd7 7. 0-0 c5 8. b3 cxd4 9. Nxd4 Rb8 10. Bb2 Ne5 11. Qd2 Bd7 12. Rad1 Qb6 13. h3 a6 14. Kh2 Nc6 15. Nc2 Nb4 16. Ne3 Bc6 17. Bxc6 Nxc6 18. Ncd5 Nxd5 19. Nxd5 Qd8 20. Bxg7 Kxg7 21. Qb2+ f6 22. c5 Kf7 23. Ne3 b5 24. cxd6 e5 25. f4 Kg8 26. Ng4 h5 27. Qc2 hxg4 28. Qxc6 exf4 29. Rxf4 gxh3 30. Re4 Rf7 31. d7 1-0

[Event "USA-ch06 prel 09 corr"]
[Site "USA"]
[Date "1982.??.??"]
[Round "?"]
[White "Wicher, Enos R"]
[Black "Ketterer, Ronald B"]
[Result "0-1"]
[ECO "B78"]
[PlyCount "52"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. h4 Rc8 11. Bb3 Ne5 12. h5 Nxh5 13. 0-0-0 Nc4 14. Bxc4 Rxc4 15. g4 Nf6 16. Nde2 Re8 17. Rh2 Qa5 18. Rdh1 Rec8 19. Bd4 e5 20. Be3 d5 21. exd5 b5 22. g5 Nh5 23. Rh4 b4 24. Rxc4 Rxc4 25. Qd3 Rc8 26. Ne4 Bb5 0-1

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "De Laune, Richard Kenneth"]
[Black "Ketterer, Ronald B"]
[Result "0-1"]
[ECO "B35"]
[PlyCount "48"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. h3 Nc6 8. Bc4 0-0 9. 0-0 Bd7 10. Bb3 Qa5 11. Re1 Rac8 12. Nd5 Rfe8 13. Nxf6+ Bxf6 14. c3 Ne5 15. Qe2 b5 16. Rad1 Bg7 17. Bc1 Rc7 18. Kh1 Rec8 19. f4 Nc4 20. e5 dxe5 21. fxe5 e6 22. Bf4 Qb6 23. Rd3 a5 24. a3 Qb7 0-1

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "George, Rolland E"]
[Black "Ketterer, Ronald B"]
[Result "0-1"]
[ECO "E97"]
[PlyCount "68"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 a5 10. bxa5 Rxa5 11. Nd2 Nd7 12. Nb3 Ra8 13. a4 f5 14. f3 f4 15. Ba3 b6 16. a5 Nc5 17. axb6 cxb6 18. Rf2 Bd7 19. Bd3 g5 20. Rfa2 h5 21. Be2 Ng6 22. Bb4 Rxa2 23. Rxa2 g4 24. fxg4 Qg5 25. Bxc5 bxc5 26. Qd2 Bxg4 27. Nb5 Bxe2 28. Qxe2 f3 29. Qd2 f2+ 30. Kf1 Nf4 31. g3 Qg4 32. Kxf2 Nh3+ 33. Ke1 Qxe4+ 34. Qe2 Qb1+ 0-1

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Adams, John Dain"]
[Result "1/2-1/2"]
[ECO "B86"]
[PlyCount "57"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. f4 Na6 8. Bb3 Nc5 9. Qf3 e5 10. Nde2 0-0 11. f5 Nxb3 12. axb3 Bd7 13. Bg5 Bc6 14. Bxf6 Bxf6 15. 0-0 Qc7 16. Qg4 Kh8 17. Ng3 b5 18. Nh5 b4 19. Nxf6 gxf6 20. Qh4 Qe7 21. Nd5 Bxd5 22. exd5 Rab8 23. Ra4 e4 24. Rf4 Rfe8 25. Rxe4 Qxe4 26. Qxf6+ Kg8 27. Qg5+ Kh8 28. Qf6+ Kg8 29. Qg5+ 1/2-1/2

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Carlson, Curtis W"]
[Result "0-1"]
[ECO "B98"]
[PlyCount "40"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qa5 9. 0-0-0 Bd7 10. e5 dxe5 11. fxe5 Nc6 12. Bxf6 gxf6 13. exf6 Qg5+ 14. Kb1 Qxf6 15. Ne4 Qe5 16. Nb3 0-0-0 17. g3 Nb4 18. Bg2 Bc6 19. Qxf7 Bxe4 20. Qxe7 Nc6 0-1

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Hailparn, Michael"]
[Result "1-0"]
[ECO "C04"]
[PlyCount "35"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. c3 f6 7. Bb5 Ncb8 8. 0-0 c6 9. Bd3 c5 10. Re1 f5 11. c4 dxc4 12. Nxc4 Nb6 13. Bg5 Qd5 14. Rc1 N8d7 15. Bxf5 Nxc4 16. Be4 Ne3 17. Qd3 Nxe5 18. Nxe5 1-0

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Lewis, James W"]
[Result "0-1"]
[ECO "C61"]
[PlyCount "72"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. 0-0 c6 6. Bc4 Nf6 7. Re1 d6 8. c3 Ng4 9. h3 Ne5 10. d3 dxc3 11. Nxc3 Nxc4 12. dxc4 Be6 13. Nd5 Bxh3 14. gxh3 cxd5 15. exd5+ Be7 16. Qe2 Rc8 17. Bf4 h5 18. Qxe7+ Qxe7 19. Bxd6 Qxe1+ 20. Rxe1+ Kd7 21. c5 Rce8 22. Re3 Rxe3 23. fxe3 g5 24. b4 Re8 25. Kf2 Re4 26. a3 f5 27. Kf3 Rc4 28. Be5 Ke7 29. Bd4 a6 30. Kg3 Rc2 31. a4 Rc4 32. b5 Rxa4 33. c6 bxc6 34. Bc5+ Kd8 35. bxa6 cxd5 36. a7 Kc7 0-1

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Milburn, Jerry R"]
[Result "0-1"]
[ECO "B87"]
[PlyCount "82"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 a6 7. Bb3 b5 8. 0-0 Be7 9. Qf3 Qb6 10. Be3 Qb7 11. Qg3 Bd7 12. f3 0-0 13. Rad1 Nc6 14. Nxc6 Bxc6 15. Rfe1 a5 16. a4 b4 17. Ne2 e5 18. Qf2 d5 19. exd5 Bxd5 20. Ng3 Bxb3 21. cxb3 Nd7 22. Nf5 Rfe8 23. Qg3 g6 24. Nh6+ Kg7 25. Nf5+ Kh8 26. Nxe7 Rxe7 27. Rd6 Ra6 28. Red1 Rxd6 29. Rxd6 Qc7 30. Rd2 Re6 31. Qe1 Rc6 32. Qe2 Nc5 33. Bh6 Ne6 34. Be3 Rc1+ 35. Rd1 Rxd1+ 36. Qxd1 h5 37. Qd2 Kh7 38. Qc1 Qxc1+ 39. Bxc1 Kg7 40. Kf2 Nd4 41. Be3 Kf6 0-1

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Peek, William G"]
[Result "1/2-1/2"]
[ECO "C10"]
[PlyCount "65"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Ne7 6. Bd3 Nbc6 7. 0-0 Nb4 8. Be2 Nf5 9. c3 Nc6 10. Bf4 Be7 11. d5 exd5 12. Qxd5 0-0 13. Ne5 Be6 14. Qxd8 Nxd8 15. Rfd1 Re8 16. Nf3 Rc8 17. Bb5 c6 18. Ba4 b5 19. Bc2 f6 20. a4 g5 21. Bd6 Nxd6 22. Nxd6 Bxd6 23. Rxd6 Nf7 24. Rxe6 Rxe6 25. Bf5 Ree8 26. Bxc8 Rxc8 27. Nd4 bxa4 28. Rxa4 Rc7 29. Kf1 Ne5 30. Ra6 Kf7 31. b3 Ke7 32. Ke2 Kd7 33. h3 1/2-1/2

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Valentine, Stephen G"]
[Result "0-1"]
[ECO "B86"]
[PlyCount "50"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. Bb3 0-0 8. Be3 Na6 9. f3 Nc5 10. Qd2 a6 11. g4 Qc7 12. 0-0-0 b5 13. g5 Nfd7 14. g6 Ne5 15. gxh7+ Kh8 16. Rhg1 b4 17. Nce2 Bd7 18. Nf4 Rfc8 19. Qg2 g6 20. Nh3 a5 21. Ng5 Be8 22. f4 a4 23. fxe5 axb3 24. a3 bxa3 25. bxa3 bxc2 0-1

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Kothe, Harry G"]
[Black "Ketterer, Ronald B"]
[Result "1/2-1/2"]
[ECO "A52"]
[PlyCount "54"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bf4 Bc5 6. e3 Bb4+ 7. Nbd2 Qe7 8. a3 Bxd2+ 9. Qxd2 Ngxe5 10. Nxe5 Nxe5 11. Qd4 f6 12. Be2 0-0 13. 0-0 d6 14. Bg3 b6 15. Rac1 Bb7 16. Rfe1 Rae8 17. Bh5 g6 18. Bd1 Qe6 19. b3 c5 20. Qc3 d5 21. cxd5 Qxd5 22. e4 Qf7 23. f3 Qe7 24. Be2 Rd8 25. Rcd1 Kg7 26. Rxd8 Rxd8 27. Bf4 Nc6 1/2-1/2

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Pedersen, N Eric"]
[Black "Ketterer, Ronald B"]
[Result "1-0"]
[ECO "B74"]
[PlyCount "53"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 0-0 8. Nb3 Nc6 9. 0-0 Be6 10. f4 Qc8 11. h3 a5 12. Nd4 Nxd4 13. Bxd4 Bc4 14. Bd3 e5 15. fxe5 dxe5 16. Be3 Rd8 17. Bg5 Bxd3 18. cxd3 Rd6 19. Qf3 Qd7 20. d4 exd4 21. e5 dxc3 22. exd6 cxb2 23. Rae1 Nh5 24. g4 b1Q 25. Rxb1 Bd4+ 26. Kg2 Ng7 27. Qxb7 1-0

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Stoddard, Edward M"]
[Black "Ketterer, Ronald B"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "75"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Be6 10. Kb1 Nxd4 11. Bxd4 Qc7 12. g4 Rfc8 13. h4 Qa5 14. a3 Rab8 15. h5 b5 16. hxg6 hxg6 17. Nd5 Qxd2 18. Rxd2 Nxd5 19. Bxg7 Kxg7 20. exd5 Bd7 21. Rdh2 Kf6 22. Rh7 Be8 23. Bd3 Rc5 24. Be4 b4 25. f4 e6 26. g5+ Ke7 27. dxe6 Kxe6 28. Re1 bxa3 29. b3 d5 30. Bxg6+ Kd6 31. Bxf7 Bxf7 32. Rxf7 a2+ 33. Kb2 Rbc8 34. Rf6+ Kd7 35. Kxa2 Rxc2+ 36. Ka3 a5 37. Rh1 Re8 38. Ra6 1-0

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Tuttle, James L"]
[Black "Ketterer, Ronald B"]
[Result "1-0"]
[ECO "B44"]
[PlyCount "57"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N5c3 Be7 8. Be2 0-0 9. 0-0 b6 10. Bf4 Bb7 11. Nd2 Rc8 12. a3 a6 13. b4 Nd4 14. Bd3 Nd7 15. Be3 Bf6 16. Rc1 Ne5 17. Bb1 Nxc4 18. Nxc4 Rxc4 19. Qd3 Rxc3 20. Rxc3 Ne2+ 21. Qxe2 Bxc3 22. Qd3 Bb2 23. e5 Qh4 24. Bg5 Qh5 25. Be7 Bxe5 26. f4 Re8 27. fxe5 Rxe7 28. Qxd6 Re8 29. Qd7 1-0

[Event "USA corr"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Vehre, John L Jr"]
[Black "Ketterer, Ronald B"]
[Result "1/2-1/2"]
[ECO "B78"]
[PlyCount "90"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. h4 Rc8 11. Bb3 Ne5 12. 0-0-0 Nc4 13. Bxc4 Rxc4 14. h5 Nxh5 15. g4 Nf6 16. Nde2 Re8 17. Bh6 Bh8 18. e5 Nxg4 19. fxg4 Bxg4 20. exd6 Qxd6 21. Qxd6 exd6 22. Rxd6 Be5 23. Rd3 Rec8 24. Rhd1 f6 25. Rd8+ Kf7 26. Rxc8 Rxc8 27. Rf1 Bd7 28. Be3 Bg4 29. Nf4 Kg7 30. Nfd5 h5 31. Ne4 Rc6 32. Ndxf6 Rxf6 33. Nxf6 Bxf6 34. Kd2 a6 35. Bh6+ Kf7 36. Ke3 Bf5 37. c3 h4 38. Kf4 h3 39. Bg5 Bg7 40. Re1 Bf8 41. Kg3 Bd6+ 42. Bf4 Be7 43. c4 g5 44. Bc7 Be6 45. b3 Bb4 1/2-1/2

[Event "USA-ch04 corr8082"]
[Site "USA"]
[Date "1980.??.??"]
[Round "?"]
[White "Wolff, Steven D"]
[Black "Ketterer, Ronald B"]
[Result "1-0"]
[ECO "B51"]
[PlyCount "37"]
[EventDate "1980.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "Corr 2006"]
[Source "ChessBase"]
[SourceDate "2006.04.01"]
[SourceVersion "3"]
[SourceVersionDate "2006.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. 0-0 e5 8. Qd3 Be7 9. Rd1 Bg4 10. Na3 Nf6 11. Bg5 0-0 12. Bxf6 gxf6 13. Nc4 d5 14. Ne3 Bh5 15. exd5 Bg6 16. Qc4 cxd5 17. Nxd5 Bd6 18. c3 Kg7 19. Rd2 1-0

[Event "CCCA corr"]
[Site "Canada"]
[Date "1976.??.??"]
[Round "?"]
[White "Ketterer, Ronald B"]
[Black "Douthwaite, Brian V"]
[Result "0-1"]
[ECO "B97"]
[PlyCount "76"]
[EventDate "1976.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Nb3 Nbd7 9. Qd2 h6 10. Bh4 Be7 11. Bf2 Qc7 12. Be2 b5 13. a3 Bb7 14. Bf3 0-0 15. 0-0-0 Rab8 16. g4 Ba8 17. g5 hxg5 18. fxg5 Nh7 19. h4 a5 20. Nd4 Nc5 21. b4 axb4 22. axb4 Qa7 23. Kb2 Qa6 24. Ra1 Qc8 25. bxc5 b4 26. Ncb5 dxc5 27. Na7 Qc7 28. Ndb5 Qe5+ 29. Ka2 f5 30. Qd7 fxe4 31. Qxe7 Rxf3 32. Qxc5 Bd5+ 33. Kb1 e3 34. Nc6 Ba2+ 35. Rxa2 Qxc5 36. Nbd4 exf2 37. Ra7 f1Q+ 38. Ka2 b3+ 0-1

[Event "corr"]
[Site "corr"]
[Date "1963.??.??"]
[Round "?"]
[White "Steinmeyer, Robert H"]
[Black "Ketterer, Ronald B"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "35"]
[EventDate "1963.??.??"]
[EventType "tourn (corr)"]
[EventRounds "9"]
[SourceTitle "Corr 2000"]
[Source "ChessBase"]
[SourceDate "2000.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. e4 d6 6. Be2 Nbd7 7. 0-0 c5 8. d5 a6 9. a4 Ng4 10. Ne1 Ngf6 11. f4 Ne8 12. Nf3 e5 13. dxe6 fxe6 14. Qd3 Qe7 15. Be3 b6 16. Rad1 Bb7 17. e5 Rf7 18. Ng5 1-0

