# Die Schwalbe

No. 250, August 2011

14945 -

Die Schwalbe, Nr. 250, 08/2011

16+9. First moves of the promoted pieces?

[2r3BR/2r3Kb/2p2p2/5k2/5b1q/Pn1P1PP1/P1PP2PB/N4NRQ]

Lösung

The solution not available yet. Please contribute!

14946 -

Die Schwalbe, Nr. 250, 08/2011

12+9. Retract 6 moves, then #1 (Proca Retractor) (3 Solutions)

[8/2p1Proof game1p/P2bRP1k/4pKpP/6p1/6PR/P5PP/5B1r]

Lösung

The solution not available yet. Please contribute!

14947 -

Die Schwalbe, Nr. 250, 08/2011

8+16. Proof game in 10.0 moves

[rnbqkbnr/pppppppp/8/8/8/8/1PPP1PPP/1N2K3]

1.e4 Sc6 2.e5 Sxe5 3.Df3 Sxf3 4.Kd1 Sxg1 5.Le2 Sxe2 6.Te1 Sxc1 7.Te4 Sxa2 8.Tb4 Sxb4 9.Ta6 Sxa6 10.Ke1 Sb8

14948 -

Die Schwalbe, Nr. 250, 08/2011

12+14. Proof game in 23.5 moves

[2b5/2br1p1p/pppp3q/5k2/1n2n1r1/P7/P1PP3P/RNB1KBNR]

1.f4 a5 2.f5 a4 3.f6 a3 4.fxg7 Sf6 5.g8=D Ta4 6.Dg3 Sa6 7.Dd6 exd6 8.g4 Ke7 9.g5 Ke6 10.g6 Le7 11.g7 Df8 12.g8=D Dh6 13.Dg2 Td8 14.Dc6 dxc6 15.e4 Td7 16.e5 Kf5 17.e6 Ld8 18.e7 Tg4 19.e8=D Sb4 20.De3 Se4 21.Db6 cxb6 22.De2 Lc7 23.Da6 bxa6 24.bxa3

14949 -

Die Schwalbe, Nr. 250, 08/2011

4+4. ser-Self-0-0 in 5 (AP) (Fischer Random)

[6kr/7p/2P1P3/2PpK3/8/8/8/8]

Lösung

Solution by Alfred Pfeiffer:

1. c5:d6 e.p. 2. d6-d7 3. d7-d8=B 4. Bd8-g5 5. Bg5-h6 O-O

14950 -

Die Schwalbe, Nr. 250, 08/2011

Dedicated to Thomas Brand

13+4. retract 2 moves, then #1 (Proca Retractor, Anticirce)

[2Q2rk1/6NR/2P3N1/6N1/8/1P1PP3/2b2B2/1B1n1RK1]

Lösung

The solution not available yet. Please contribute!

14951 -

Die Schwalbe, Nr. 250, 08/2011

13+12. Proof game in 10.5 moves (Losing Chess)

[2b1kbnr/2ppppp1/p6p/8/8/P6P/1P1P1P1P/RNBQKB1R]

Lösung

The solution not available yet. Please contribute!

14952 -

Die Schwalbe, Nr. 250, 08/2011

13+12. Proof game in 12.5 moves (Losing Chess)

[rnn1k2K/p1pp1p2/3bq3/1p2p3/8/8/PPPPP2P/RNBQ1BN1]

Lösung

The solution not available yet. Please contribute!

14953 -

Die Schwalbe, Nr. 250, 08/2011

15+15. a) Minimum number of Knight moves? b) Minimum number of white Knight moves? (Single Combat, Duellantenschach)

Die Aufgabe wurde in der vorliegenden Form zurückgezogen, und in modifizierter Form (gleich Stellung, aber neue Forderung) neu publiziert, s. P1232435

[r1bqkbnr/pppppppp/8/8/2P5/6P1/PP1PPPP1/RNBQK1NR]

Lösung

The solution not available yet. Please contribute!

a) (AL: 32)
b) (AL: 2)