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Die Schwalbe

No. 211, February 2005

12567 - Alexander Jarosch
Die Schwalbe, No. 211, 02/2005

[8/3p1p2/p1p2P1P/2P2p2/K1pP4/NNKRP3/RrBBrP2/nbnqn3]

13+14. Release the position

[8/3p1p2/p1p2P1P/2P2p2/k1pP4/NNKRP3/RrBBrP2/nbnqn3]


12568 - Alexander Jarosch
Die Schwalbe, No. 211, 02/2005

[8/2pp1p1p/8/8/3P1K2/PRP1P1P1/1PnR1PQ1/k1nNB2b]

13+8. Add 3 white and 1 black chessmen, then mate in one

[8/2pp1p1p/8/8/3P1K2/PRP1P1P1/1PnR1PQ1/k1nNB2b]


12569 - Andreas Witt & Werner Keym
Die Schwalbe, No. 211, 02/2005

[1nbqkbn1/pppppppp/8/8/8/8/PPPPPPPP/1NBQKBN1]

14+14. How many moves must white and black retract for a mate in one by white?

[1nbqkbn1/pppppppp/8/8/8/8/PPPPPPPP/1NBQKBN1]

a) without wBe2
b) without sBg7
c) without sBd7
d) without sBf7
e) without wBf2
f) without wBe2, sBe7
g) without wBf2, sBf7


12570 - Christoph Fieberg
Die Schwalbe, No. 211, 02/2005

[rnbqkbR1/p1ppppp1/8/7r/7P/8/1PPPP1P1/3QKBNR]

12+13. Proof game in 11,5 moves

[rnbqkbR1/p1ppppp1/8/7r/7P/8/1PPPP1P1/3QKBNR]


12571 - Unto Heinonen
Die Schwalbe, No. 211, 02/2005
Correction of 9721

[3Qr1Q1/p1p1npbp/B1n1b3/1pk3r1/8/4P3/PPp2PP1/RNBQK1NR]

15+13. Proof game in 15,5 moves (C+)

[3Qr1Q1/p1p1npbp/B1n1b3/1pk3r1/8/4P3/PPp2PP1/RNBQK1NR]


12572 - Bernd Gräfrath
Die Schwalbe, No. 211, 02/2005

[rnb1kbr1/p2pq2p/5n2/1pp1p3/5pp1/8/PPPPPPPP/NRBQKBNR]

16+16. Proof game in 10,0 moves (Loosing game)

[rnb1kbr1/p2pq2p/5n2/1pp1p3/5pp1/8/PPPPPPPP/NRBQKBNR]


12573 - Michael Grushko
Die Schwalbe, No. 211, 02/2005
Günter Büsing gewidmet

(This problem was later found to be cooked))

[rN1qkbNr/ppp2ppp/n5bB/3N4/3Q2n1/8/PPP1NPPP/Rn2KBnR]

16+16. Proof game in 10,5 moves (Circe Parrain)

[rN1qkbNr/ppp2ppp/n5bB/3N4/3Q2n1/8/PPP1NPPP/Rn2KBnR]


12574 - Semion Shifrin & Michael Grushko
Die Schwalbe, No. 211, 02/2005

[2kr1BNr/ppppp1p1/b1n1Bn2/8/q7/b6N/PPPP1PPP/RnBQKb1R]

16+16. Proof game in 12,0 moves (Circe Parrain)

[2kr1BNr/ppppp1p1/b1n1Bn2/8/q7/b6N/PPPP1PPP/RnBQKb1R]


12575 - Werner Keym
Die Schwalbe, No. 211, 02/2005

[8/6P1/PP3Np1/ppP1P3/1pPkPQ2/1R1NpB2/1P6/R3K3]

15+6. Mate in 2 moves

[8/6P1/PP3Np1/ppP1P3/1pPkPQ2/1R1NpB2/1P6/R3K3]


12576 - Christoph Fieberg
Die Schwalbe, No. 211, 02/2005

[rk1qkbnr/ppp1pppp/8/8/6b1/5P2/PPPP2PP/R1B1KBNR]

13+15. Proof game in 5,5 moves (C+). Where was the wSb1 captured?

[rn1qkbnr/ppp1pppp/8/8/6b1/5P2/PPPP2PP/R1B1KBNR]