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Die Schwalbe

No. 260, April 2013

15545 - Thomas Thannheiser

Die Schwalbe, Nr. 260, 04/2013

Lob (207.TT)

[1nbqkbnr/1ppp1ppp/p7/4P3/8/8/PPP1PPPP/RN1QKBNR]

15+14. PG in 5.5 moves. a) Losing Game b) Chess 8/1

[1nbqkbnr/1ppp1ppp/p7/4P3/8/8/PPP1PPPP/RN1QKBNR]

Solution

a) 1. d3 a6 2. Le3 Ta7 3. Lxa7 Sc6 4. Lb8 Sxb8 5. d4 e5 6. dxe5
b) 1. d3 a6 2. Le3 Ta7 3. Lxa7 e5 4. Lc5 Lxc5 5. d4 Lf8 6. dxe5


15546 - Stephan Dietrich

Die Schwalbe, Nr. 260, 04/2013

[q3kbnr/2pppppp/8/1R6/1R6/r7/r2PPPPP/1Q2KBNR]

12+13. PG in 10.0 moves

[q3kbnr/2pppppp/8/1R6/1R6/r7/r2PPPPP/1Q2KBNR]

Solution

Ongoing solving contest - please send solutions your solutions and comments to retros(at)dieschwalbe.de


15547 - Mark Kirtley

Die Schwalbe, Nr. 260, 04/2013

[1r1qr1k1/B1ppp3/1pn5/5p1n/2P5/1N6/P2PPPKP/RN3R2]

12+11. PG in 13.5 moves (2 solutions)

[1r1qr1k1/B1ppp3/1pn5/5p1n/2P5/1N6/P2PPPKP/RN3R2]

Solution

Ongoing solving contest - please send solutions your solutions and comments to retros(at)dieschwalbe.de


15548 - Kostas Prentos, Andrej N. Frolkin

Die Schwalbe, Nr. 260, 04/2013

[rn1qkb1r/ppp1B1p1/2p4n/P1Q5/R7/NP1PK3/b1PPB2P/3RN3]

14+13. PG 22.0 moves

[rn1qkb1r/ppp1B1p1/2p4n/P1Q5/R7/NP1PK3/b1PPB2P/3RN3]

Solution

Ongoing solving contest - please send solutions your solutions and comments to retros(at)dieschwalbe.de


15549 - Silvio Baier

Die Schwalbe, Nr. 260, 04/2013

[rnbqkbnr/1P2ppP1/8/3B4/4P1P1/NP2K1N1/1P3PP1/R4QBR]

16+10. PG in 27.5 moves

[rnbqkbnr/1P2ppP1/8/3B4/4P1P1/NP2K1N1/1P3PP1/R4QBR]

Solution

1.a4 c5 2.a5 c4 3.a6 c3 4.axb7 a5 5.h4 a4 6.h5 a3 7.h6 a2 8.hxg7 h5 9.Sa3 h4 10.Tb1 a1=S 11.d3 Sb3 12.cxb3 c2 13.Lf4 c1=D 14.Ta1 Dc6 15.Kd2 Df3 16.exf3 h3 17.Se2 h2 18.Tg1 h1=S 19.Lh2 Sg3 20.Th1 Se4+ 21.dxe4 d5 22.Sg3 d4 23.Lc4 d3 24.Ke3 d2 25.Df1 d1=D 26.Lg1 D1d7 27.Ld5 Dg4 28.fxg4


15550 - Roberto Osorio, Jorge Joaquin Lois

Die Schwalbe, Nr. 260, 04/2013

Dedicated to Kardinal Jorge Bergoglio

[2b1kb1r/p1Qpn2p/2nB4/6K1/2q3R1/RP3Pr1/P2R2P1/1bNbRb2]

12+14. PG in 28.0 moves

[2b1kb1r/p1Qpn2p/2nB4/6K1/2q3R1/RP3Pr1/P2R2P1/1bNbRb2]

Solution

Ongoing solving contest - please send solutions your solutions and comments to retros(at)dieschwalbe.de


15551 - Andreas Thoma

Die Schwalbe, Nr. 260, 04/2013

[q1nr1rb1/5B2/8/8/7B/6Pp/7P/4K2k]

5+7. Retract 2 moves, then #1 (Proca Retractor, Anticirce Cheylan)

[q1nr1rb1/5B2/8/8/7B/6Pp/7P/4K2k]

Solution

Ongoing solving contest - please send solutions your solutions and comments to retros(at)dieschwalbe.de


15552 - Wolfgang Dittmann, Klaus Wenda

Die Schwalbe, Nr. 260, 04/2013

[8/8/8/8/1b2b2p/1kp5/p1b2Bb1/4K3]

2+8. Retract 12 moves, then #1 (Proca Retractor, Anticirce Calvet without forward defense)

Der entschlagene schwarze Stein blockt e8 nach neun Lenkungszügen. Lenkungsmittel ist ein beidseitig dreifeldriges Remispendel mit Abkürzung.

[8/8/8/8/1b2b2p/1kp5/p1b2Bb1/4K3]

Solution

Ongoing solving contest - please send solutions your solutions and comments to retros(at)dieschwalbe.de


15553 - Vlaicu Crisan

Die Schwalbe, Nr. 260, 04/2013

Dedicated to Klaus Wenda

[2k3nr/Pp3p2/P4PPP/P7/PN6/8/1K4Q1/3N4]

11+5. retract 7 moves, then s#1 (Proca Retractor, Circe Assassin)

[2k3nr/Pp3p2/P4PPP/P7/PN6/8/1K4Q1/3N4]

Solution

Ongoing solving contest - please send solutions your solutions and comments to retros(at)dieschwalbe.de


15554 - Thomas Thannheiser

Die Schwalbe, Nr. 260, 04/2013

[1nbq1bnr/p1pppp1p/8/8/8/8/2PP2PP/1NBQKBNR]

11+12. PG in 12.0 moves (Losing Game)

[1nbq1bnr/p1pppp1p/8/8/8/8/2PP2PP/1NBQKBNR]

Solution

Ongoing solving contest - please send solutions your solutions and comments to retros(at)dieschwalbe.de


15555 - Alfred Pfeiffer

Die Schwalbe, Nr. 260, 04/2013

Fischer Random Chess (Chess960). How many of the 960 possible starting positions are legal under the condition that all castling rights on both sides are intact and black is to move?

Fischer Random Chess. Wieviele der 960 möglichen Partie-Anfangsstellungen des Fischer Random Chess (Chess960) sind bei Aufrechterhaltung sämtlicher Rochaderechte beider Seiten mit Schwarz am Zug legal?

Solution

Ongoing solving contest - please send solutions your solutions and comments to retros(at)dieschwalbe.de