6 problem(s) found in 4924 milliseconds (displaying 6 problem(s)). [COMMENTDATE>=20220810 AND K='Springeropfer' AND S='Schach-Echo'] [download as LaTeX]

1 - P1025943
Friedrich Chlubna
5842 Schach-Echo 3, p. 46, 02/1970
1. Preis
Informalturnier

(11+10)
#3

1. Te7! Df8 2. Lxd5+ Lxd5 3. Sd6#
1. ... Tg8 2. Sd6+ Lxd6 3. Dxd5#
1. ... Dh6 2. Sg3+ fxg3 3. Dxf3#
1. ... Th5 2. gxf3+ gxf3 3. Sg3#
1. ... Dxf5,Txf5 2. Lxd5+ Lxd5 3. Dd4#

Henrik Juel: 1.Te7 zz
duals 1... g3 2.Txf4,gxf3,Dxf3+, 1... Dh8,Dg7 2.Lxd5,Sg3+, and 1... Lc8,Ld7 2.Lxd5,Dxd5,Dd4+ (2022-08-10)
Sally: 1. Te8!(Zugzwang)-Df8,2.Lxd5+3.Sd6#. 1.-Tg8, 2.Sd6+ 3. Dd5#
1. - Dh6, 2. Sg3+ 3. Dxf3#. 1. - Th5, 2. Bgxf3+ 3. Sg3#.
1. -D/Txf5 (fortgesetzte Verteidigung)2. Lxd5+ 3.Dd4#.
S. 48 Problempalette II.
S. 339 Schwalbe Dez. 2007. (2010-07-29, hidden) more ...
comment

Keywords: Brian Stephenson Collection (10822), half-pin black pieces, Zugzwang-Goal, Black correction, Bishop sacrifice, Knight sacrifice
Genre: 3#
FEN: B3R3/7N/4bq2/2PpbNr1/4kppR/5p2/P5P1/nK1Q2B1
Reprints: 35 Problem-Palette , p. 15, 1970
Problem-Palette II , p. 48, 1991
Die Schwalbe , p. 339, 12/2007
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2022-08-10 more...

2 - P1026024
Fritz Emil Giegold
7615 Schach-Echo 17, p. 270, 09/1973

(6+2) C+
#3

1. Sd3! Kxd3 2. Sd4 exd4 3. e5# 2. ... Kxd4 3. Dd2#
1. ... Kf3 2. Df2+ Kg4 3. Dg3#

Sally: 1. Sd3! (Zugzwang) - Kf3, 2. Df2+ - Kg4, 3. Dg3#.
1..-Kxg3, 2. Sd4 - Kxd4/Bexd4, 3. Dd2#/Be5#.
Auswahl Angebote mit Spr. Doppelopfer.
Nr 85, 200 Pronlematische einfälle und Ideen (Giegold 1982) (2011-01-31, hidden)
SCHRECKE: C+, popeye 4.89
außerdem: 1. ... Kf3 2. Df2+ Kg4 3. Dg3# (2024-04-04, hidden) more ...
comment

Keywords: Brian Stephenson Collection (10903), Minimal (b), Flight giving sacrifice key, discovered checkmate, Knight sacrifice (doppelt)
Genre: 3#
Computer test: SCHRECKE: popeye 4.89
FEN: 8/8/6B1/1KN1p3/4P3/4k3/4N3/4Q3
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2024-04-04 more...

3 - P1053044
Gerald Sladek
Schach-Echo 1961

(4+11)
#4

1. Tf2? La6! 1. Tg4? Sf6!

1. Sc7! Sxc7 2. Tg4 b5 3. Tf4 ... 4. Tf1#

Henrik Juel: C+ Popeye 4.61 (2022-08-12)
Henrik Juel: 1.Sc7 thr. 2.Tf2 La6 3.Sxa6 thr. 4.Tf1#
1... La6 2.Sxa6 thr. 3.Tf2 thr. 4.Tf1# (2022-08-12)
comment

Keywords: Brian Stephenson Collection (38086), Sacrifice key, Knight sacrifice
Genre: n#
FEN: 2n1n3/bb6/1pppN3/2p5/7p/4N3/6Rp/4K2k
Reprints: FIDE Album 1959-1961 1966
225 Problem-Palette , p. 79, 1970
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2022-08-12 more...

4 - P1062378
Hans Johner
Neue Zürcher Zeitung 1946

(12+10)
#4

1. Lb7! droht 2. Lc8+
1. ... Lxb3 2. Sc4 Lxc4 3. Lf3 Le2 4. Le4#
2. ... Te6 3. Sd6+ Txd6 4. Le4#
2. ... Td2 3. Lc8+ Td7 4. Sd6#
1. ... Te8 2. Ld8 Txd8 3. Lxg2 Td3 4. Le4#
1. ... Te6 2. g6+ Kf6 3. Dg5+ Kg7 4. Sxe6#

Henrik Juel: duals 1... Te8 2.Ld8 Te7 3.Lxe7,Lc8+ and 2... Sf7 3.Lc8,g6+ (2022-09-25)
comment

Keywords: Brian Stephenson Collection (47465), Römer (Verstellung), Knight sacrifice, Bishop sacrifice, pin-mate, Line closing
Genre: n#
FEN: B6n/p1B4P/8/K1N2kPQ/pp3P1P/NP6/r1b3n1/b3rR2
Reprints: Schach-Express 1949
Schach-Echo 21, p. 336, 11/1976
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2022-09-25 more...

5 - P1406212
Hermann Weissauer
7374 Schach-Echo 4, p. 62, 02/1973

(11+6) C+
#3

1. Sd2! droht 2. Lxf7+ Lxf7 3. Td6#
1. ... Lxd2 2. c4+ dxc3ep 3. Sb4#
1. ... Dxd2 2. e4+ dxe3ep 3. Sf4#

1. ... Sxe5 2. Sc4 Lb4 3. Sxb4#

Henrik Juel: C+ Popeye 4.61 (2022-11-27, hidden) more ...
comment

Keywords: Sacrifice key, En passant (s, zweifach), Knight sacrifice, Line closing (s, zweifach)
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: K5b1/B4n2/R5B1/3kP2R/3p4/1PbNqN2/2P1P3/8
Reprints: D25 Knobeln Sie auch gern? [Pachl] , p. 40, 2009
Input: Dieter Berlin, 2022-11-27
Last update: Dieter Berlin, 2024-04-15 more...

6 - P1406443
Hermann Weissauer
7738 Schach-Echo 22, p. 350, 12/1973

(11+9) C+
#4

1. Td1! a3 2. Se5 dxe5 3. Sf5+ gxf5,Kf7 4. d6#
1. ... Kf7 2. Tf1+ Kg7,Ke7 3. Thf8 ... 4. T1f7#

Stefan Felber: Umwandlungsläufer h5! (2022-12-04)
Henrik Juel: C+ Popeye 4.61 (2022-12-03, hidden) more ...
comment

Keywords: ambush key (T-SSB), Knight sacrifice (zweifach), Pawn mate, Zugzwang-Goal
Genre: n#
Computer test: Juel: Popeye 4.61
FEN: 7R/1p1pk3/1p1p2p1/1P1P2Pb/p2NP1p1/3N2P1/B7/2K1R3
Reprints: M3 Knobeln Sie auch gern? [Pachl] , p. 150, 2009
Input: Dieter Berlin, 2022-12-03
Last update: Dieter Berlin, 2024-04-02 more...

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