[Event "Weggis Seniors op"]
[Site "Weggis"]
[Date "2004.??.??"]
[Round "?"]
[White "Faessler, Marie"]
[Black "Koeferli, Walter"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1625"]
[BlackElo "1620"]
[PlyCount "67"]
[EventDate "2004.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 Nbd7 7. 0-0 c5 8. d5 Nb6 9. h3 Bd7 10. Qc2 Qe8 11. b3 e6 12. Bf4 e5 13. Be3 Qc8 14. Kh2 Nh5 15. Ng1 f5 16. Bxh5 gxh5 17. exf5 e4 18. Rae1 Bxf5 19. Nxe4 Qe8 20. f3 Nd7 21. Bf2 Be5+ 22. Kh1 Qg6 23. Qd2 Qg7 24. Qg5 Bg6 25. Bh4 Rae8 26. Qe3 Bf4 27. Qf2 Bxe4 28. Rxe4 Rxe4 29. fxe4 Bg3 30. Qxg3 Rxf1 31. Qxd6 b6 32. Qc6 Ne5 33. Qe8+ Qf8 34. Qxe5 1-0

[Event "Weggis Seniors op"]
[Site "Weggis"]
[Date "2004.??.??"]
[Round "?"]
[White "Thomi, Roesy"]
[Black "Koeferli, Walter"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "1670"]
[BlackElo "1620"]
[PlyCount "82"]
[EventDate "2004.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. Nc3 Nf6 5. e4 0-0 6. Be2 Nbd7 7. 0-0 c5 8. d5 a6 9. Rb1 Ng4 10. Qc2 Nge5 11. Nxe5 Nxe5 12. b4 cxb4 13. Rxb4 Qc7 14. Nd1 a5 15. Rb1 b6 16. Be3 Nd7 17. Nc3 Ba6 18. Nb5 Qb7 19. Rfd1 Rfc8 20. Na3 Qc7 21. Qb3 Nc5 22. Qxb6 Qxb6 23. Rxb6 Nxe4 24. Rc1 Nc3 25. Kf1 Nxa2 26. Rc2 Nb4 27. Rd2 Bc3 28. Rd1 Bb2 29. Nb5 Bxb5 30. Rxb5 Be5 31. f4 Nc2 32. Bd2 Bd4 33. Bd3 Ne3+ 34. Bxe3 Bxe3 35. g3 a4 36. Ra1 a3 37. Ke1 Bd4 38. Ra2 Bb2 39. Kd1 Rcb8 40. Kc2 Rxb5 41. cxb5 Rc8+ 0-1

[Event "SUI-ch Seniors"]
[Site "Silvaplana"]
[Date "2003.??.??"]
[Round "2"]
[White "Brun, Felix"]
[Black "Koeferli, Walter"]
[Result "1/2-1/2"]
[ECO "E67"]
[WhiteElo "1756"]
[BlackElo "1609"]
[PlyCount "86"]
[EventDate "2003.07.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 c6 5. d4 0-0 6. Nf3 d6 7. 0-0 Nbd7 8. e4 c5 9. Be3 Ng4 10. Qc2 Nxe3 11. fxe3 a6 12. Rad1 Qc7 13. Nd5 Qd8 14. Nf4 e5 15. Nd5 cxd4 16. exd4 exd4 17. Nxd4 Ne5 18. Qb3 Rb8 19. Ne3 Be6 20. Nxe6 fxe6 21. c5 Rxf1+ 22. Nxf1 d5 23. exd5 Qe7 24. d6 Qd7 25. Bh3 Re8 26. Nd2 Nc6 27. Nf3 Kh8 28. Qe3 Bxb2 29. Ng5 Nd8 30. Qb3 Bf6 31. Ne4 Bg7 32. Rf1 Bd4+ 33. Kh1 Qc6 34. Bg2 Qb5 35. Qxb5 axb5 36. Rd1 e5 37. Rb1 Ne6 38. Rxb5 Ra8 39. Rxb7 Rxa2 40. Rb1 Bxc5 41. Nxc5 Nxc5 42. Bc6 e4 43. Bxe4 Rd2 1/2-1/2

[Event "Weggis Seniors op"]
[Site "Weggis"]
[Date "2003.??.??"]
[Round "?"]
[White "Koeferli, Walter"]
[Black "Luethi, Marcel"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1605"]
[BlackElo "1700"]
[PlyCount "47"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Be3 b6 7. Nf3 a6 8. Ng5 Nc6 9. Ne2 cxd4 10. Nxd4 Nxd4 11. Bxd4 Bb7 12. Bd3 g6 13. c3 Bh6 14. Qg4 Bg7 15. 0-0 Qe7 16. f5 Nxe5 17. Bxe5 Bxe5 18. fxe6 f5 19. Bxf5 gxf5 20. Qxf5 Bd6 21. Nf7 Bc5+ 22. Kh1 Rg8 23. Qxh7 Rxg2 24. Qh8+ 1-0

[Event "SUI-ch Seniors"]
[Site "Switzerland"]
[Date "2001.??.??"]
[Round "8"]
[White "Nydegger, Charles"]
[Black "Koeferli, Walter"]
[Result "0-1"]
[ECO "C15"]
[PlyCount "44"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8. Qh6 Rg6 9. Qd2 Nbd7 10. Ne2 Nb6 11. Nf4 Rg8 12. g3 Bd7 13. Ng2 Bc6 14. Ne3 Qd7 15. Rb1 0-0-0 16. h3 Rg5 17. Nc4 e3 18. Qxe3 Rf5 19. Rg1 Rf3 20. Qg5 Ne4 21. Qa5 Nxc3 22. Rxb6 Qxd4 0-1

[Event "Pontresina Seniors op"]
[Site "Pontresina"]
[Date "2000.??.??"]
[Round "7"]
[White "Koeferli, Walter"]
[Black "Germann, Urs"]
[Result "0-1"]
[ECO "C29"]
[PlyCount "36"]
[EventDate "2000.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Nxe4 dxe4 6. d4 exd3 7. Qxd3 Nc6 8. Qxd8+ Nxd8 9. Bf4 Ne6 10. Be3 Bd7 11. 0-0-0 0-0-0 12. Bxa7 g6 13. Nf3 Bh6+ 14. Kb1 Bc6 15. Bd4 Bxf3 16. gxf3 Nxd4 17. Bg2 Ne6 18. c3 Nf4 0-1

[Event "Pontresina Seniors op"]
[Site "Pontresina"]
[Date "2000.??.??"]
[Round "4"]
[White "Maeser, Rolf"]
[Black "Koeferli, Walter"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "55"]
[EventDate "2000.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Qg4 Nh6 5. Bxh6 gxh6 6. Nf3 cxd4 7. Bd3 Nc6 8. 0-0 Qb6 9. Nbd2 Qxb2 10. Rfb1 Qa3 11. Nb3 Qe7 12. Nbxd4 Nxd4 13. Qxd4 Qc5 14. Bb5+ Kd8 15. Qf4 Rg8 16. Qxf7 Rg7 17. Qe8+ Kc7 18. Bd3 Qe7 19. Qa4 Bd7 20. Rxb7+ Kd8 21. Qa5+ Ke8 22. Bb5 Qc5 23. Bxd7+ Rxd7 24. Qa4 Qe7 25. Rab1 Kd8 26. Rb8+ Rxb8 27. Rxb8+ Kc7 28. Qxa7+ 1-0

[Event "Zuerich op-B 23th"]
[Site "Zuerich"]
[Date "1999.12.27"]
[Round "2"]
[White "Koeferli, Walter"]
[Black "Henning, Urs"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "54"]
[EventDate "1999.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[EventCategory "2"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. f4 d6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nxc6 bxc6 7. Nc3 Bg4 8. Be2 Qd7 9. h3 Bxe2 10. Qxe2 e6 11. Be3 Be7 12. g4 Qb7 13. 0-0-0 Rb8 14. b3 d5 15. exd5 cxd5 16. Bd4 0-0 17. Be5 Rbc8 18. Kb1 Qc6 19. Qb5 Nd7 20. Qxc6 Rxc6 21. Kb2 Rfc8 22. Rh2 Nxe5 23. fxe5 Rxc3 24. Rd3 Rxd3 25. cxd3 Bb4 26. Re2 Bc3+ 27. Kb1 Bd4 0-1

[Event "SUI-ch Seniors"]
[Site "Graechen"]
[Date "1999.??.??"]
[Round "2"]
[White "Gassner, Erwin"]
[Black "Koeferli, Walter"]
[Result "1/2-1/2"]
[ECO "A23"]
[WhiteElo "1765"]
[BlackElo "1705"]
[PlyCount "49"]
[EventDate "1999.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. g3 c6 4. e4 Bc5 5. Bg2 d6 6. h3 Be6 7. d3 0-0 8. Rb1 d5 9. b3 dxe4 10. b4 Bb6 11. c5 Bc7 12. dxe4 Qxd1+ 13. Kxd1 Rd8+ 14. Kc2 b5 15. Nge2 a5 16. a3 axb4 17. axb4 Bc4 18. Rd1 Rxd1 19. Kxd1 Nbd7 20. Bb2 Nf8 21. Ke1 Ne6 22. Rd1 Ng5 23. g4 h5 24. f3 hxg4 25. fxg4 1/2-1/2

[Event "SUI-ch Seniors"]
[Site "Graechen"]
[Date "1999.??.??"]
[Round "9"]
[White "Koeferli, Walter"]
[Black "Koch, Werner"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1705"]
[BlackElo "1760"]
[PlyCount "93"]
[EventDate "1999.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. f4 d5 3. e5 Bf5 4. d4 e6 5. Bd3 Bxd3 6. Qxd3 Nh6 7. Nf3 Be7 8. 0-0 0-0 9. Ng5 g6 10. Qh3 Bxg5 11. fxg5 Nf5 12. c3 Nd7 13. g4 Ng7 14. Rf3 Qb6 15. Qh6 Rfc8 16. Rh3 Nf8 17. Qh4 c5 18. dxc5 Qxc5+ 19. Be3 Qb5 20. Qf2 b6 21. Na3 Qa4 22. Rf1 Qxg4+ 23. Rg3 Qf5 24. Rf3 Qe4 25. Bf4 Nf5 26. Re1 Qa4 27. Qc2 Qc6 28. Qd3 a6 29. Nc2 a5 30. Nd4 Nxd4 31. Qxd4 Qc5 32. Be3 Qxd4 33. Bxd4 Nd7 34. Ref1 Rf8 35. R1f2 Rab8 36. b4 a4 37. a3 b5 38. h4 Nb6 39. Bc5 Nc4 40. Bxf8 Rxf8 41. Rc2 Nxa3 42. Ra2 Nc4 43. Re2 a3 44. Rff2 Ra8 45. Kg2 Nxe5 46. Kg3 Nc4 47. Kf3 0-1

[Event "SUI-ch Seniors"]
[Site "Graechen"]
[Date "1999.??.??"]
[Round "1"]
[White "Koeferli, Walter"]
[Black "Rickenbach, Jakob"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1705"]
[BlackElo "1975"]
[PlyCount "54"]
[EventDate "1999.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 g6 4. c3 Bg7 5. e5 d5 6. d4 cxd4 7. Nxd4 e6 8. Nb5 Bf8 9. Be3 a6 10. Nd4 Nge7 11. Bd3 Bg7 12. 0-0 Bd7 13. Nd2 Rc8 14. N2b3 Nb8 15. g4 h5 16. gxh5 Rxh5 17. Be2 Rh8 18. Qe1 Nbc6 19. Qf2 Nxd4 20. Bxd4 Nf5 21. Bb6 Qh4 22. Qxh4 Rxh4 23. Bf2 Rxf4 24. Bd4 Nxd4 25. cxd4 Rxf1+ 26. Rxf1 Rc2 27. Rf2 Rxb2 0-1

[Event "SUI-ch Seniors"]
[Site "Graechen"]
[Date "1999.??.??"]
[Round "3"]
[White "Koeferli, Walter"]
[Black "Studer, Kurt"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "1705"]
[BlackElo "1755"]
[PlyCount "80"]
[EventDate "1999.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. f4 Ne7 8. Nf3 b6 9. Bd3 Ba6 10. Bxa6 Nxa6 11. 0-0 Nb8 12. Be3 Nd7 13. Qd2 Nf5 14. Bf2 h5 15. Nh4 g6 16. Nxf5 gxf5 17. Bh4 Rc8 18. Rac1 cxd4 19. cxd4 Qc3 20. Qxc3 Rxc3 21. Rf3 Rxf3 22. gxf3 Rg8+ 23. Kf2 Nb8 24. c4 dxc4 25. Rxc4 Kd7 26. Bg3 Rc8 27. Rxc8 Kxc8 28. Ke3 Kd7 29. Kd3 Kc6 30. Be1 Kd5 31. Bc3 b5 32. Bb2 Nc6 33. Bc3 a5 34. Bb2 b4 35. axb4 axb4 36. Ba1 Na5 37. Bb2 Nb3 38. Kc2 Nxd4+ 39. Kd3 Nxf3 40. h3 h4 0-1

[Event "SUI-ch Seniors"]
[Site "Graechen"]
[Date "1999.??.??"]
[Round "4"]
[White "Maeser, Rolf"]
[Black "Koeferli, Walter"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1730"]
[BlackElo "1705"]
[PlyCount "41"]
[EventDate "1999.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Qg4 cxd4 5. Bd3 f5 6. Qg3 Nc6 7. Nf3 Qc7 8. 0-0 Nge7 9. Re1 h6 10. Nbd2 g5 11. Nb3 Ng6 12. Nbxd4 Qf7 13. Bd2 g4 14. Nxc6 gxf3 15. Nd4 fxg2 16. Bxf5 exf5 17. e6 Qh7 18. Nb5 Kd8 19. e7+ Nxe7 20. Qc7+ Ke8 21. Nd6# 1-0

[Event "SUI-ch Seniors"]
[Site "Graechen"]
[Date "1999.??.??"]
[Round "8"]
[White "Stiffler, Emil"]
[Black "Koeferli, Walter"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1705"]
[PlyCount "30"]
[EventDate "1999.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. g4 e5 2. h4 d5 3. g5 g6 4. Bg2 Bg7 5. c4 Ne7 6. Qb3 c6 7. Nc3 e4 8. d3 dxc4 9. Qxc4 exd3 10. exd3 Be6 11. Qb4 Qd7 12. Be3 Nd5 13. Bxd5 Bxd5 14. Nxd5 cxd5 15. Bd4 Nc6 0-1

[Event "Arosa Seniors op"]
[Site "Arosa"]
[Date "1996.07.15"]
[Round "5.9"]
[White "Siegfried, Harry"]
[Black "Koeferli, Walter"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1875"]
[BlackElo "1685"]
[PlyCount "68"]
[EventDate "1996.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Qe2 Ngf6 12. Bd2 Bd6 13. Nf5 Be7 14. Nxe7 Qxe7 15. 0-0-0 0-0-0 16. c4 Rhe8 17. Bf4 Qb4 18. Qc2 Qa5 19. Ne5 Nxe5 20. Bxe5 Qxa2 21. Rh3 Qa1+ 22. Kd2 Qa5+ 23. Ke2 a6 24. Ra3 Qb6 25. Rdd3 Rd7 26. b4 Kd8 27. f3 Nxh5 28. c5 Qa7 29. b5 cxb5 30. Rdb3 f6 31. Bd6 Rxd6 32. cxd6 Nf4+ 33. Kf1 Nd5 34. Rxb5 Ne3+ 1-0

[Event "SUI-ch Seniors"]
[Site "Luzern"]
[Date "1994.07.22"]
[Round "9"]
[White "Koeferli, Walter"]
[Black "Gfeller, Max"]
[Result "0-1"]
[ECO "C17"]
[WhiteElo "1741"]
[BlackElo "1666"]
[PlyCount "34"]
[EventDate "1994.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. Bd2 c5 6. Nb5 Bxd2+ 7. Qxd2 0-0 8. Nd6 cxd4 9. Qxd4 Nbc6 10. Qe3 Qa5+ 11. c3 d4 12. b4 dxe3 13. bxa5 exf2+ 14. Kxf2 Nxe5 15. Bb5 N5c6 16. Nc4 Rd8 17. a4 Rb8 0-1

[Event "SUI-ch Seniors"]
[Site "Luzern"]
[Date "1994.07.19"]
[Round "6"]
[White "Koeferli, Walter"]
[Black "Fleischmann, Albert"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1741"]
[BlackElo "1888"]
[PlyCount "52"]
[EventDate "1994.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. f4 e5 3. d3 exf4 4. Bxf4 Nc6 5. Nf3 d6 6. Nc3 Nge7 7. d4 Ng6 8. Bg3 Bg4 9. dxc5 Qa5 10. cxd6 0-0-0 11. Qd3 Bxf3 12. gxf3 Nge5 13. Bh3+ Kb8 14. Bxe5 Nxe5 15. Qe2 Bxd6 16. 0-0 Ng6 17. Qb5 Qxb5 18. Nxb5 Bc5+ 19. Kh1 Nf4 20. Bf5 g6 21. Bxg6 hxg6 22. Rfd1 a6 23. Nc3 Kc7 24. Nd5+ Nxd5 25. exd5 Bd6 26. Rd2 Bf4 0-1

[Event "SUI-ch Seniors"]
[Site "Luzern"]
[Date "1994.07.14"]
[Round "1"]
[White "Ziltener, Werner"]
[Black "Koeferli, Walter"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "1930"]
[BlackElo "1741"]
[PlyCount "49"]
[EventDate "1994.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. a3 a5 7. Qd5 Qe7 8. Nc3 Ngxe5 9. Nxe5 Nxe5 10. Ne4 d6 11. Nxc5 dxc5 12. b3 c6 13. Qe4 f5 14. Qc2 0-0 15. Be2 Bd7 16. 0-0 Rad8 17. Bb2 f4 18. Qc3 Rde8 19. Bh5 g6 20. Be2 Qg5 21. exf4 Rxf4 22. Rad1 Rf7 23. f4 Rxf4 24. Rxf4 Qxf4 25. Rxd7 1-0

[Event "SUI-ch Seniors"]
[Site "Silvaplana"]
[Date "1993.??.??"]
[Round "?"]
[White "Birchmeier, Walter"]
[Black "Koeferli, Walter"]
[Result "1-0"]
[ECO "A16"]
[PlyCount "70"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 e6 5. g3 Be7 6. Bg2 c6 7. 0-0 0-0 8. e4 Nxc3 9. bxc3 Nd7 10. d4 Nb6 11. Qe2 a6 12. a4 a5 13. Be3 f5 14. Ne5 Qe8 15. f4 Bd8 16. c4 Nd7 17. Rfd1 Nf6 18. d5 cxd5 19. cxd5 Nxd5 20. Bd4 Bc7 21. Qb2 Ra6 22. Re1 Qd8 23. Rac1 Bb6 24. Bxb6 Rxb6 25. Qc3 Rd6 26. Nc4 Ra6 27. Qd4 Nb6 28. Nxb6 Qxb6 29. Qxb6 Rxb6 30. Rc5 Rd6 31. Rxa5 Bd7 32. Ra7 Rb8 33. Rb1 b5 34. axb5 Rxb5 35. Rba1 Rdb6 1-0

[Event "SUI-ch Seniors"]
[Site "Silvaplana"]
[Date "1993.??.??"]
[Round "?"]
[White "Christoffel, Martin"]
[Black "Koeferli, Walter"]
[Result "0-1"]
[ECO "A22"]
[PlyCount "46"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 e5 5. Bg2 Be6 6. Qa4+ c6 7. Nf3 Bd6 8. 0-0 0-0 9. Ne4 h6 10. d4 Nb6 11. Qc2 exd4 12. Nxd4 Bd5 13. Nxd6 Bxg2 14. Kxg2 Qxd6 15. Nf5 Qe6 16. e4 Re8 17. f3 N8d7 18. Rd1 Ne5 19. Rd6 Qc4 20. Qd2 Nxf3 21. Nxh6+ gxh6 22. Kxf3 Qxe4+ 23. Kf2 Nc4 0-1

[Event "Leukerbad op"]
[Site "Leukerbad"]
[Date "1992.??.??"]
[Round "?"]
[White "Duss, Hans"]
[Black "Koeferli, Walter"]
[Result "1-0"]
[ECO "A52"]
[PlyCount "89"]
[EventDate "1992.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. a3 a5 7. Nc3 Ngxe5 8. Nxe5 Nxe5 9. Ne4 Be7 10. f4 Ng6 11. g3 f5 12. Nc3 c6 13. Qb3 Bc5 14. Na4 Qe7 15. Nxc5 Qxc5 16. Qc3 0-0 17. b4 Qe7 18. bxa5 Re8 19. Bg2 Qc5 20. Bd2 d6 21. Rb1 Re7 22. Kf2 Be6 23. Rhc1 Nf8 24. Qd3 Rd7 25. Rb6 d5 26. cxd5 Qe7 27. Bb4 Qd8 28. d6 h6 29. Bh3 Qf6 30. Rc5 Qb2+ 31. Rc2 Qf6 32. Rc5 Qb2+ 33. Rc2 Qf6 34. Bf1 Qf7 35. Qc3 Bd5 36. Bc4 Re8 37. Qd3 Bxc4 38. Qxc4 Re6 39. Qe2 g5 40. Bc5 gxf4 41. Kf1 Qg6 42. Qf3 Qf7 43. a6 bxa6 44. Rxc6 Re4 45. Rxa6 1-0

[Event "Zuerich op-B 16th"]
[Site "Zuerich"]
[Date "1992.??.??"]
[Round "?"]
[White "Koeferli, Walter"]
[Black "Baumann, D."]
[Result "0-1"]
[ECO "C01"]
[PlyCount "62"]
[EventDate "1992.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd2 Nf6 6. Nf3 0-0 7. Be2 c6 8. 0-0 Bf5 9. Nh4 Be6 10. Bd3 Nbd7 11. Nf3 Bd6 12. h3 h6 13. Re1 Qc7 14. Qc1 Rfe8 15. Ne2 Ne4 16. Bf4 Ndf6 17. Bxd6 Qxd6 18. c3 Re7 19. Qf4 Qd8 20. Nd2 Nxd2 21. Qxd2 Qb6 22. Qc2 Rae8 23. Ng3 Bd7 24. Kf1 Qc7 25. Qd2 Ne4 26. Bxe4 dxe4 27. Re3 f5 28. Rae1 Bc8 29. R3e2 b6 30. d5 cxd5 31. Qxd5+ Be6 0-1

