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Probleemblad

Sep-Oct 2006

R314 - Gligor Denkovski
Probleemblad, Sep-Oct 2006

1. f3 Nc6 2. Kf2 Nd4 3. Kg3 Nxe2+ 4. Kg4 Nc3 5. bxc3 Rb8 6. Ba3 Ra8 7. Bd6 Rb8 8. Na3 Ra8 9. Rb1 Rb8 10. Rb5 Ra8 11. Rg5 Rb8 12. Bb5 Ra8 13. Ne2 Rb8 14. Qg1 Ra8 15. Qc5 Rb8 16. Rb1 Ra8 17. Rb4 Rb8 18. Rf4 Ra8 19. c4 Rb8 20. c3 Ra8 21. Nc2 Rb8 22. Nb4 Ra8

Rook oscillation


R315 - Unto Heinonen
Probleemblad, Sep-Oct 2006

1. b4 f5 2. b5 f4 3. b6 f3 4. bxc7 fxg2 5. Nf3 g1=N 6. Bh3 Nf6 7. Bf5 Ne4 8. h3 Nxd2 9. Rh2 Nxb1 10. Qd4 Nd2 11. Rb1 h6 12. Rb6 h5 13. Rh6 d6 14. Rg2 Be6 15. c8=R Nd7 16. Rc4 Qa5 17. Qb6 Nf6 18. Rcg4 Ng8 19. e4 Ne2 20. c4 Nd4 21. c5 Nc6 22. Ke2 Nb8 23. Ne1 Nf3 24. c6 Ng1+

Cyclical shift between the three knights.


R316 - Paul Raican
Probleemblad, Sep-Oct 2006

-1. Kg7xBh8[Ke1] Rf8-f4 -2. Kf7-g7 Rg8-f8 (Re8-f8? -3. Kf6-f7 and one move shorter) -3. Kg6-f7 Rc8-g8 -4. Kf6-g6 Rf8-c8 -5. Kf5-f6 Rc8-f8 -6. Ke5-f5 Rf8-c8 -7. Ke4-e5 Rc8-c4 -8. Kf3-e4 R~-f8 -9. b7-b8=N & 1. bc8=R[Rh1[#