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Probleemblad

Oct-Dec 2007 - SOLUTIONS

R312v - Thierry le Gleuher

Probleemblad, Oct-Dec 2007

1. e3 h5 2. Qg4 hxg4 3. Nf3 gxf3 4. Be2 fxe2 5. Rf1 exf1=B 6. Nc3 Bc4 7. Na4 Be6 8. Nb6 axb6 9. b3 Ra5 10. Ba3 Rg5 11. Bc5 bxc5 12. a3 b5 13. a4 Bb7 14. a5 Be4 15. a6 c6 16. a7 Na6 17. f3 Qb8 18. f4 Kd8 19. f5 Kc7 20. f6 B4f5 21. e4 Kd6 22. e5+ Kxe5 23. h3 Kf4 24. h4 Kg3 25. h5 Kh2 26. h6 Kg1 27. hxg7 Rh1 28. c3 Qh2 29. c4 Qh8 30. O-O-O+

Five tempo moves by the white pawns.


R326 - Eyjolfur Eyjolfsson

Probleemblad, Oct-Dec 2007

1. d4 Nh6 2. Bxh6 e5 3. Kd2 Qg5+ 4. Kc3 Qc1 5. Bg5 Nc6 6. Bd8 Be7 7. Qd2 Bg5 8. Bf6 Nd8 9. Qf4 Qd2+

Critical moves on the diagonals c1-h6 and d8-h4.


R327 - Unto Heinonen

Probleemblad, Oct-Dec 2007

Cooked: 1. Nf3 a5 2. Nd4 a4 3. Nb3 axb3 4. Nc3 bxa2 5. Nb1 axb1=R 6. Ra3 Rxc1 7. Rh3 Rca1 8. Rxh7 R1a6 9. Qa1 Rg6 10. Kd1 e6 11. Kc1 Ba3 12. Kb1 d5 13. Ka2 Bc5+ 14. Kb3 Rxa1 15. Rh4 Rxf1 16. Ka2 Ra1+ 17. Rxa1 Qxh4 18. Kb1 Qa4 19. Kc1 Bd7 20. Kd1 Bd4 21. Ke1 Qxa1#


R328 - Juha Saukkola

Probleemblad, Oct-Dec 2007

1. Nc3 f5 2. Nd5 f4 3. Nxe7 f3 4. Nc6 dxc6 5. Rb1 Bh3 6. gxh3 Kd7 7. Bg2 fxg2 8. Nf3 Kc8 9. Rf1 g1=R 10. Ra1 Rg5 11. Rh1 Rd5 12. Kf1 g5 13. Kg2 g4 14. Qg1 Qg5 15. Kf1 Ne7 16. Qg3 Rg8 17. Qd6 g3 18. Ke1 g2 19. Rf1 g1=R 20. Qa3 Rg4 21. Rh1 Rb4 22. Ng1

The white rook shields twice on f1 before returning home.


R329 - Guus Rol

Probleemblad, Oct-Dec 2007

One of the black castlings is illegal.

1. Nf6 Bf6 2. c5 Rd8! [Black refuses the reflexmate 2...OOO, and will try to prove that that is legal by castling kingside] 3. Kc7 Rd7 4. Kc8 Bg7 5. gf7 Rf7 6. f6 OO#

(The AP justification of the second move is just in time, but it's mate nevertheless).


R330 - Wolfgang Dittmann

Probleemblad, Oct-Dec 2007

-1. b6xPc7[c2] Kb8-a7 -2. Ka1-a2 Ka7-b8 -3. Ka2-a1 Ka6-a7 (forced! -3...Kb8-a7?? -4. Ka1-a2 (forced) Ka7-b8 (forced) -5. Ka2-a1 (forced, but this results in a 3-fold repetition, and thus is illegal) -4. Ra8-h8 and 1. Nh1[Nb1]#