[Event "DDR-ch M622 corr"]
[Site "DDR"]
[Date "1980.??.??"]
[Round "?"]
[White "Walther, Joachim"]
[Black "Keffel, E."]
[Result "0-1"]
[ECO "B19"]
[PlyCount "84"]
[EventDate "1978.12.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 e6 12. Qe2 Ngf6 13. 0-0-0 0-0-0 14. Ne5 Nb6 15. Ba5 Rd5 16. Bxb6 axb6 17. c4 Ra5 18. Kb1 Bd6 19. f4 Qe7 20. Rd3 b5 21. c5 Bc7 22. Qd2 Ra4 23. b3 Ra3 24. Qb2 b4 25. Qd2 Nd5 26. Ne4 Rg8 27. Rf1 f5 28. Nd6+ Kb8 29. Qc1 Ra6 30. Ng6 Qd8 31. Nf7 Qe8 32. Nfe5 Bxe5 33. fxe5 Nc3+ 34. Rxc3 bxc3 35. Qxc3 Qd8 36. Nf4 Re8 37. Qc4 Qa5 38. a4 b5 39. cxb6 Rxb6 40. Kc2 Rb4 41. Qc3 Qb6 42. Ne2 Rc8 0-1

[Event "DDR-ch M622 corr"]
[Site "DDR"]
[Date "1978.12.??"]
[Round "?"]
[White "Broberg, Horst"]
[Black "Keffel, E."]
[Result "1-0"]
[ECO "D41"]
[PlyCount "73"]
[EventDate "1978.12.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 Nd7 9. Nxd5 exd5 10. 0-0 Nf6 11. Bf4 Bd7 12. Rc1 0-0 13. Bc7 Qe8 14. Re1 h6 15. Qb3 Bc6 16. Ne5 Rc8 17. Nxc6 Rxc7 18. Nxa7 Rxc1 19. Rxc1 Qb8 20. Nb5 Qf4 21. Qc2 Ra8 22. g3 Qg5 23. a3 Qh5 24. Qe2 Qxe2 25. Bxe2 Bd8 26. Bf3 Bb6 27. b3 Rd8 28. a4 Ne8 29. Bg4 Ba5 30. Bc8 b6 31. Na7 Nd6 32. Nc6 Re8 33. Bd7 Re1+ 34. Rxe1 Bxe1 35. b4 g6 36. a5 Bxb4 37. a6 1-0

[Event "DDR-ch M622 corr"]
[Site "DDR"]
[Date "1978.12.??"]
[Round "?"]
[White "Keffel, E."]
[Black "Hahn, Wolfgang"]
[Result "1-0"]
[ECO "B17"]
[PlyCount "57"]
[EventDate "1978.12.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bd3 h6 9. N5f3 c5 10. dxc5 Nbd7 11. b4 Nd5 12. Bd2 a5 13. c3 Qf6 14. Rc1 axb4 15. cxb4 Qb2 16. Rb1 Qxa2 17. Nh3 Be7 18. 0-0 Nc7 19. Bc4 Qa7 20. Bf4 Qb8 21. Nd4 e5 22. Nf5 Ne6 23. Bxe6 fxe6 24. Qh5+ Kf8 25. Nxe7 Kxe7 26. Ng5 Rf8 27. Qg6 Rxf4 28. Qxg7+ Ke8 29. Qg6+ 1-0

[Event "DDR-ch M622 corr"]
[Site "DDR"]
[Date "1978.12.??"]
[Round "?"]
[White "Keffel, E."]
[Black "Kretschmer, Helmut"]
[Result "1-0"]
[ECO "B60"]
[PlyCount "45"]
[EventDate "1978.12.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "DDR"]
[SourceTitle "Corr 2002"]
[Source "ChessBase"]
[SourceDate "2002.05.23"]
[SourceVersion "1"]
[SourceVersionDate "2002.05.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 Nc6 7. Bg5 e6 8. Nxc6 bxc6 9. e5 dxe5 10. Qxd8+ Kxd8 11. 0-0-0+ Kc7 12. Rhe1 Nd5 13. Bd2 f6 14. Na4 Bb4 15. c3 Bd6 16. Bf1 c5 17. c4 Nb4 18. Be3 Rb8 19. a3 Bd7 20. Rxd6 Na2+ 21. Kb1 Kxd6 22. Nxc5 Nc3+ 23. Kc2 1-0

[Event "DDR-Cup5 sf02 corr"]
[Site "DDR"]
[Date "1977.??.??"]
[Round "?"]
[White "Jackl, Guenter"]
[Black "Keffel, E."]
[Result "0-1"]
[ECO "B19"]
[PlyCount "50"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 e6 12. 0-0-0 Ngf6 13. Qe2 0-0-0 14. Ne5 Nb6 15. Rh4 c5 16. Ba5 Rd5 17. c4 Rxd4 18. Rhxd4 cxd4 19. Kb1 Kb8 20. b4 Bd6 21. f4 Rc8 22. Rxd4 Nfd5 23. Qd2 Bxe5 24. fxe5 Qxe5 25. Bxb6 Nxb6 0-1

[Event "DDR-Cup5 sf02 corr"]
[Site "DDR"]
[Date "1977.??.??"]
[Round "?"]
[White "Keffel, E."]
[Black "Gaertig, Lothar"]
[Result "1/2-1/2"]
[ECO "C26"]
[PlyCount "43"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 c6 5. a3 Ba5 6. b4 Bc7 7. Bb2 d6 8. Nge2 Qe7 9. d4 Nbd7 10. d5 0-0 11. a4 Rd8 12. a5 a6 13. 0-0 Nf8 14. Na4 Bd7 15. c4 Ng6 16. Nb6 Bxb6 17. axb6 Rdc8 18. c5 cxd5 19. exd5 Bb5 20. Rc1 Qd7 21. f4 Ng4 22. Rf3 1/2-1/2

[Event "DDR-Cup5 sf02 corr"]
[Site "DDR"]
[Date "1977.??.??"]
[Round "?"]
[White "Luethke, HE."]
[Black "Keffel, E."]
[Result "1/2-1/2"]
[ECO "B10"]
[PlyCount "56"]
[EventDate "1977.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "DDR"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 dxe4 4. dxe4 e5 5. Ngf3 Bc5 6. c3 Bg4 7. Qc2 Nd7 8. b4 Be7 9. Bb2 Qc7 10. Be2 Ngf6 11. 0-0 0-0 12. h3 Bh5 13. Rfe1 Bg6 14. Bf1 Nh5 15. Qb3 Kh8 16. c4 c5 17. b5 Nf4 18. Qc2 Bf6 19. Nh2 Ne6 20. Ng4 Nd4 21. Ne3 Qd6 22. Nd5 Be7 23. a4 f5 24. exf5 Bxf5 25. Ne4 Bxe4 26. Rxe4 Nf6 27. Nxf6 gxf6 28. f4 Qc7 1/2-1/2

