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Probleemblad

Jul-Sep 2008

R341 - Jacob Mintz

Proleemblad, Jul-Sep 2008

[2k1r1n1/ppp2p2/8/8/3q4/8/PPPPPpPP/RNBQKBNR]

15+9. SPG  in10.0 moves

[2k1r1n1/ppp2p2/8/8/3q4/8/PPPPPpPP/RNBQKBNR]

Solution

1. Nf3 e5 2. Nxe5 g5 3. Nxd7 g4 4. Nxb8 Bd7 5. Nxd7 g3 6. Nxf8 Qd4 7. Nxh7 O-O-O 8. Ng5 Rh3 9. Nxh3 Re8 10. Ng1 gxf2#


R342 - Unto Heinonen

Proleemblad, Jul-Sep 2008

[2k5/p1p1qpp1/2nn1pB1/6B1/6P1/b1P2Pr1/PPP1P1bP/1NrQK1NR]

15+13. SPG in 21.5 moves

[2k5/p1p1qpp1/2nn1pB1/6B1/6P1/b1P2Pr1/PPP1P1bP/1NrQK1NR]

Solution

1. g4 d5 2. Bg2 d4 3. Bxb7 Nh6 4. Be4 Bb7 5. Bxh7 Nf5 6. Bg6 Rh3 7. Na3 Rc3 8. Nh3 d3 9. O-O Bg2 10. dxc3 d2 11. Qe1 d1=R 12. Bg5 Rd3 13. Rd1 Rg3 14. Rd6 Nc6 15. Rf6 exf6 16. Nb1 Ba3 17. f3 Qe7 18. Kf2 O-O-O 19. Rh1 Rd1 20. Ng1 Rc1 21. Qd1 Nd6 22. Ke1

Five white switchbacks, including a 'false castling'.


R343 - Nicolas Dupont

Proleemblad, Jul-Sep 2008

Dedicated to Unto Heinonen

[1nb5/6p1/qp6/n4pp1/kpp2rp1/b5r1/1Pp2PP1/RNBQKBNR]

11+16. SPG in 28.5 moves

[1nb5/6p1/qp6/n4pp1/kpp2rp1/b5r1/1Pp2PP1/RNBQKBNR]

Solution

1. e4 h5 2. Qg4 hxg4 3. e5 Rh3 4. e6 Rg3 5. h4 d5 6. h5 d4 7. h6 d3 8. h7 dxc2 9. Rh6 Qd3 10. Rf6 exf6 11. e7 Kd7 12. e8=R b5 13. Re6 Ne7 14. Rb6 axb6 15. h8=R Ra4 16. Rh1 Rf4 17. a4 Nec6 18. a5 Ba3 19. a6 b4 20. a7 Qa6 21. d4 Na5 22. d5 c5 23. d6 Kc6 24. d7 c4 25. a8=Q+ Kb5 26. Qd5+ Ka4 27. Qg5 fxg5 28. d8=Q f5 29. Qd1

Ceriani-Frolkin QR and Pronkin QR.


R344 - Paul Raican

Proleemblad, Jul-Sep 2008

[8/8/6p1/1k6/4K3/8/6P1/7R]

3+2. -10 & s#1, Proca, Anticirce

[8/8/6p1/1k6/4K3/8/6P1/7R]

Solution

-1. Ra1xBa8 Kc6-b5 -2. Kf5-e4 g7-g6 -3. f3xBg4 Bh5-g4 -4. Kg6-f5 Bg4-h5 -5. Rh1xNh8 Nf7-h8 -6. Kf5-g6 Bh5-g4 -7. Rh1xBb1 b2-b1=B -8. Rh1xBb1 Ba2-b1 -9. Ke6-f5 Bb1-a2 -10. Rb8xQe8 and 1. Kd6 Qe1#