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Probleemblad

July 2002

R175 - Paul Raican

Probleemblad, July 2002

To release the position, the white a-pawn must be uncaptured somewhere on the a-file. The only mobile black piece is Pf5, so it must be brought back to the a-file.

Retro: -1... Nf2xQd1 -2. Qb1-d1 e6xNf5 -3. Nd4-f5 d7xRe6 -4. Nf5xPd4[Pd7] d5-d4 -5. Ra6-e6 d6-d5 -6. Nd4-f5 d7-d6 -7. Nf5xPd4[Pd7] d5-d4 -8. Qc1-b1 d6-d5 -9. Nd4-f5 d7-d6 -10. Ne2xPd4[Pd7] c5xBd4 -11. Ng1-e2 b6xNc5[Ng1] -12. Qd1-c1 a7xQb6[Qd1] -13. Ra8xPa6[Pa7] b7xPa6[Pa2] -14. Ra1-a3 a3xRb2[Ra1] etc.


R176 - Bernard Rothmann

Probleemblad, July 2002

Intention: 1. Ng6 Kg6[Ng8] 2. Bf5 Kf5[Bc8] 3. Bf4 Kf4[Bf8] 4. Rf3[Pf2] Kf3[Ra8] 5. Nf2 Kf2[Nb8] 6. Kb2 Rc3 7. Kc3[Ra1] Bd4 8. Kd4[Bc1] Nd5 9. Kd5[Nb1] Nd6 10. Kd6[Ng1] Bd7 11. Kd7[Bf1] Re8 12. Ke8[Rh1] Qe1[Rh8] de1=Q[Qd1] Ke1[Qd8]

Cook found by Ger Blaauw: 1. Ng6 Kg6[Ng8] 2. Bc7[Ng1] Kg5 3. Rf3[Pf2] Re6[Bc8] 4. Ka3 Kg4 5. Kb4 Kf3[Ra8] 6. Nf2 Kf2[Nb8] 7. Kb5 Rh1 8. Bb6[Bc1] Rb6[Bf8] 9. Kb6[Ra1] Nd6 10. Kc6 Bd7 11. Kd7[Bf1] Ne8 12. Ke8[Nb1] Qe1[Rh8] 13. ed1=Q[Qd1] Ke1[Qd8]


R177 - Andrej Frolkin & Andrej Kornilov

Probleemblad, July 2002

Intention: -1. g2-g3 a7-a5 -2. c2xNd3 Nc5-d3 -3. b3-b4 Na6-c5 -4. b2-b3 Nc5xPa6 -5. a5-a6 Nb7-c5 -6. a4-a5 Nd6-b7 -7. a3-a4 Nc8-d6 -8. Re8-e7 Ne7-c8 etc.

But cooked: -1. g2-g3 a6-a5 -2. c2xNd3 Nb2-d3 -3. b3-b4 Na4-b2 -4. b2-b3 Nb6xPa4 a3-a4 -5. Nc8-b6 Re8-e7 -6. Ne7-c8 etc.

Correction: 3b2b1/2ppRP1q/p1p1pKBR/5ppp/5k1N/2P2PPP/2P2P2/6N1 Last 10 moves? -1. g2-g3 a7-a6 -2. b2xNc3 Na4-c3 -3. h2-h3 Nb6xPa4 -4. a3-a4 Nc8-b6 -5. Re8-e7 Ne7-c8 etc.


R157cc - Paul Raican

Probleemblad, July 2002

I) Ka7 Kc4 Ke4 Ke7 Kg4 Qg8 Bf8 Bh5 / Ka5 Kc6 Kh7 Kh8 Ba4 Pc7 I

I) Kg5 Kg7 Kg8 Kh6 Kh7 Qh8 Bd1 Bh5 / Kc4 Ke4 Ke7 Kh3 Ba4 Pf6