Chess Problem Database Server

1 - P1022011
Charles Planck

(5+7) C+
#3

1. De8! Kxe5 2. Sd4+ Kxd4 3. Dh8# 2. ... Kxf4 3. Db8# 2. ... Kd6 3. Sb5# 2. ... Kf6 3. Sh5#
1. ... gxf4 2. Sg7+ Kg5 3. Dh5#
1. ... Ld4+ 2. Sxd4+ cxd4 3. De6#
play all

more ...
comment

Keywords: Brian Stephenson Collection (6866), ambush key, Sacrifice key, X flights, Provoked check, Echomatt
Genre: 3#
Computer test: SCHRECKE: popeye 4.89
FEN: 8/8/2Q1N3/2p1Bkp1/2p1pNp1/4b3/8/K7
Reprints: 304 The Chess Problem: Text-Book with Illustrations , p. 242, 1887
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2023-12-28 more...

2 - P1023110
Herbert Engel
Hofer Anzeiger 18/09/1993

(7+2) C+
#3

1. Lc2! Kf4 2. Se6+ Kxf5 3. d4# 2. ... Ke5 3. d4#
play all

more ...
comment

Keywords: Brian Stephenson Collection (7969), Minimal, discovered checkmate, Pawn mate, ambush
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 8/5K2/8/3pkN2/B2N4/3P3P/4P3/8
Reprints: 53 Problemschach-Jahrbuch 1993 D , p. 30, 1993
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2023-06-11 more...

3 - P1030843
Jan Kotrc
British Chess Magazine , p. 219, 04/1888
Andrews MT
1. Preis

(9+6) C+
#3

1. Tg2! e6 2. Df3 gxf3 3. Tg7
2. ... Ke7 3. Df7#
2. ... Kc7 3. Dc6#
2. ... ... 3. Db7#
1. ... Ke6 2. Te2 Kd7 3. e6#
2. ... Lg2,Lf1 3. Dxg4#
1. ... Kc7 2. e6+ Kb7 3. Db8#
1. ... Lxg2 2. Dxg2 Ke6 3. Dd5#
2. ... Kc7 3. Dc6#
2. ... e6 3. Db7#
play all

Andrews Memorial Problem Tourney, Problem 29
SBD: This is Problem No. 465, noted as First Prize in the Andrews
Memorial Problem Tourney, page 490, British Chess Magazine, December 1888.

Solution:

1. Tg2! Lxg2 2. Dxg2 droht 3. Dc6#
2... Ke6 3. Dd5#
2... e6 3. Db7#
1... Ke6 2.Te2 Kd7 3. e6#
. 2... bel. 3. Dg4#
1... Kc7 2. e6+ nebst 3. Db8#
1... e6 2.Df3 droht 3. Db7/Df7#
. 2... f3 3. Tg7#
. 2... Kc7 3. Dc6# (2012-02-21)
Sally: Ein Mattbiderproblem mit zwei Turmverstellungen und überraschenden Figurenopfern. (2017-08-16)
Henrik Juel: C+ by Popeye 4.61 (except for one mate dual 1... e6 2.Df3 g3 3.Db7,Df7#) (2017-08-17)
athulin: First publication is British Chess Magazine v. 8, i. 88 (Apr, 1888), p. 219, tourney prb. 29 (2022-08-28)
comment

Keywords: Brian Stephenson Collection (15744), Zugzwang-Goal, ambush, Figurenopfer
Genre: 3#
Computer test: Popeye 4.61
FEN: 5R2/3kp3/8/pPp1P3/P1P3p1/3P2Qb/5R2/K7
Reprints: 465 British Chess Magazine , p. 490, 12/1888
6691 Deutsche Schachzeitung 01/1889
2 Novoe Vremya 06/05/1889
124 Austrums 01/01/1898
4 Otavan 25/01/1908
Westdeutsche Landeszeitung 20/03/1927
29 Deutsche Zeitung (Celje, Dravabanat) 08/01/1933
122 Rätselvolle Schachaufgaben , p. 70, 1980
Input: Brian Stephenson, 2004-08-12
Last update: Mario Richter, 2023-03-24 more...

4 - P1030913
Arthur Ford Mackenzie
British Chess Magazine 1892

(10+7) C+
#3

1. Td1! droht 2. Sc5+ Sbxc5 3. Lf5#
1. ... Sxd6 2. De5+ Sxe5 3. Sc5#
1. ... Txd1 2. Sc7+ Lxc7 3. Lb3#
1. ... Kxd5 2. De4+ Kxe4 3. Se1# 2. ... Kxd6 3. Sc1#
1. ... Se5 2. Dxe5 Kd7 3. La4#
play all

Henrik Juel: C+ Popeye 4.61 (2023-05-04)
comment

Keywords: Brian Stephenson Collection (15815), Bishop sacrifice, Queen sacrifice, Blocknutzung, ambush key (T-S), Line opening, Sacrifice key, Knight sacrifice, Rook sacrifice, Drag-in sacrifice, Battery mates
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 2bb4/1n1n4/1P1Bk1P1/3N4/1P3Q2/3Np2K/2B5/1r3R2
Reprints: 94 Versunkene Schätze , p. 44, 1998
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2023-05-05 more...

5 - P1031407
Dawid Przepiorka
Tidskrift för Schack 1910
ehrende Erwähnung

(7+12)
#3

1. Th3! (Hinterstellug) droht 2. Dg4! hxg4 3. h5#
1. ... Sxh3 2. Dxh5+ (Hineinziehungsopfer) Kxh5 3. Lf7#
play all

Henrik Juel: some duals, like 1... Sc2 2.Dd3,Dxc2+ (2023-05-04)
more ...
comment

Keywords: Brian Stephenson Collection (16309), ambush key (T-B), Drag-in sacrifice
Genre: 3#
FEN: 6B1/3K4/3p1Pkp/2p3np/1n3R1P/4p1R1/4Q1pp/6bb
Reprints: 150 Rätselvolle Schachaufgaben 1980
Input: Brian Stephenson, 2004-08-12
Last update: Rainer Staudte, 2023-05-04 more...

6 - P1040627
Henry John Clinton Andrews
46 The Chess Problem: Text-Book with Illustrations , p. 105, 1887

(8+7) C+
#3

1. Lb5! Sfe5 2. Lf6
1. ... Sce5 2. Sc6+ Sxc6 3. Td3#
1. ... Sd8 2. Lf6+ Se5 3. Td3#
play all

more ...
comment

Keywords: Brian Stephenson Collection (25586), ambush key, pin-mate
Genre: 3#
Computer test: SCHRECKE: popeye 4.89
FEN: 8/N2BBn2/3p4/P1p5/q1nkPK2/1b5R/1P6/8
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2024-03-29 more...

7 - P1043629
Charles Planck
302 The Chess Problem: Text-Book with Illustrations , p. 241, 1887

(7+9) C+
#3

1. Lc2! Kf5 2. Seg5+ Kf6 3. Da1#
1. ... g2 2. Dh4+ Kxf3 3. Dxh5# 2. ... Kf5 3. Sxc5#
1. ... Seg7,Sxd6 2. Dxh5+ Kxh5 3. Sf6#
play all

more ...
comment

Keywords: Brian Stephenson Collection (28624), ambush key, corner to corner (wD), discovered checkmate, Drag-in sacrifice, Sacrifice of white pieces (S, D)
Genre: 3#
Computer test: Juel: popeye 4.61
FEN: 4n3/K2p3b/3P3p/2p4n/4Npk1/1B3Np1/3P4/7Q
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2024-01-16 more...

8 - P1043757
Karl Traxler
2534 Leipziger Illustrirte Zeitung 23/11/1895
III. Böhmisches Turnier, 1895
1. Preis
Dreizüger

(9+12) C+
#3

1. La6! droht 2. Sxd6+ Sxd6 3. Ld3#
1. ... Kf5 2. Dd4! gxh3 3. Lc8# 2. ... Sxd4 3. Ld3#
1. ... Sc3 2. Dh1+ Kd4 3. Se6# 2. ... Kf5 3. Lc8#
1. ... Dxa6 2. De1+ Kd4 3. Dxb4# 2. ... Kf5 3. De6#
1. ... c1=S 2. Lxb5
play all

more ...
comment

Keywords: Brian Stephenson Collection (28752), ambush key (L-s), Model mate (dreifach), under-promotion
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: n1B5/5Np1/1p1p1p1r/qn6/Pp2kNpP/6PP/2p2K2/Q7
Reprints: 166 Rätselvolle Schachaufgaben , p. 92, 1980
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2023-05-05 more...

9 - P1046466
Frederick E. Gamage
Lasker's Chess Magazine 1908

(10+10)
#3

1. Dc1! droht 2. Sh6+ Kxe4 3. d3#
1. ... Txc1 2. Tc4 ... 3. Sh6#
1. ... Txf4 2. d4 Txe4 3. Sh6#
1. ... Kxe4 2. d3+ Kf5 3. Sh6#
1. ... Tf3 2. exf3
play all

Henrik Juel: double threat, also 2.d3, and trial after 1... Td1 (2023-12-17)
comment

Keywords: Brian Stephenson Collection (31482), Sacrifice key, Sacrifice of white pieces (D, T), Drag-in sacrifice (Schlüssel), Blocknutzung, ambush key
Genre: 3#
FEN: 8/5N2/2Kp2p1/p2P1kPp/4RP1p/2P3pb/1Q1PP3/n4r2
Reprints: 76 Spectacular Chess Problems , p. 36, 1965
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2023-12-17 more...

10 - P1047029
Theodor Siers
9817 Tidskrift för Schack 08/1951
Ehrende Erwähnung

(11+4)
#3

1. Lg1? Lxf5! 2. Lg4 Ld7!

1. Tf1! Lxf3 2. Lg1 Lxe2 3. f4#
1. ... Lh5 2. Lg4
play all

Henrik Juel: duals 1.Tf1 Lh3 2.Lh1,Lg2,Lh5,Lg4,Le4 thr. 3.f4# (2022-09-01)
more ...
comment

Keywords: Brian Stephenson Collection (32049), ambush key (L-B,T-B), ambush (zweifach), Pawn mate, Zugzwang-Goal, Bishop sacrifice, Knight sacrifice
Genre: 3#
FEN: 3R4/8/5pP1/3PkP2/6b1/5BN1/2p1NP1B/2K1R3
Reprints: 160 Rätselvolle Schachaufgaben , p. 89, 1980
1310 Beispiele zur Ideengeschichte des Schachproblems , p. 263, 1982
184 Rösselsprünge im Schachproblem 2002
The Problemist 2002
Input: Brian Stephenson, 2004-08-12
Last update: Rainer Staudte, 2023-05-04 more...

11 - P1050534
Marian Wrobel
The Problemist 1927
1. Preis

(8+11) C+
#3

1. Tg4! droht 2. Dxa8+ Kc4 3. Sd6#
1. ... Lc6 2. Dg8+ Ke4 3. Sd6#
1. ... Tc5 2. Dxc5+ Ke4 3. Sd6#
1. ... Ld6+ 2. Sxd6 droht 3. Dc4#,Dxa8#
2. ... Lc6 3. Dg8#
2. ... Tc5 3. Dxc5#
1. ... Tb5 2. Dc4+ Kxc4 3. Sxe3#
1. ... Ke4 2. Sd6+ Kd5 3. Dc4#,Dxa8#
1. ... Lb7 2. Dxb7+ Kc4 3. Sxe3#,Sd6#
play all

'Szachista' gibt als Quelle an: "The Problemist 1928"
more ...
comment

Keywords: Brian Stephenson Collection (35570), ambush key (T-l), pin-mate (dreifach)
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: b1Q5/3pK3/p4p2/r2k1N1n/1P3b2/2B1pp2/1PP5/2n3R1
Reprints: British Chess Problem Society 1927
11 Szachista 01/1933
953 Beispiele zur Ideengeschichte des Schachproblems , p. 198, 1982
1139 Rozmaitosci szachowe 10/10/2008
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2023-05-05 more...

12 - P1051208
Benjamin Glover Laws
Ottawa Citizen 1886
1. Preis

(9+6) C+
#3

1. Lh4! (Zugzwang)
1. ... Kxf2 2. Df4+
2. ... Kxe2 3. Txe5#
2. ... Lxf4 3. gxf4#
2. ... Ke1 3. Df1#
1. ... b5 2. Kg2 Sxe2 3. Tf1#
2. ... Sd3,Sb3,Sa2 3. Sxd3#,Sd3#
2. ... Lxb2,Le5~ 3. Tf1#
1. ... Sxe2 2. Sd3+ Kd1 3. Tf1#
play all

more ...
comment

Keywords: Brian Stephenson Collection (36247), ambush key
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 4R3/4B3/1p6/4b3/1Q4P1/6P1/1NprBR2/2n1k2K
Reprints: 165 The Chess Problem: Text-Book with Illustrations , p. 170, 1886
263 International Chess Magazine 11/1886
60 Sammlung leichterer Schachaufgaben III 1887
6181 Deutsche Schachzeitung 01/1887
28 Galveston Daily News 30/12/1888
41 An English Bohemian 1933
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2023-12-30 more...

13 - P1052283
Kenneth S. Howard
Western Morning News & Mercury 1936
Informalturnier 01-06 1936
2./3. ehrende Erwähnung (ex aequo)

(4+4) C+
#3

1. Tg1! droht 2. Dxf6+ Kh5 3. g4#
1. ... Kh5 2. Df5+ Kh4 3. g3#
play all

more ...
comment

Keywords: Brian Stephenson Collection (37325), ambush key, Farbwechselecho, Pawn mate
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 7K/8/4Qp1k/8/8/b4p2/6P1/1R6
Reprints: 141 Spectacular Chess Problems , p. 57, 1965
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2023-12-09 more...

14 - P1053551
Heinz Zander
320 Deutsche Schachblätter 1964

(5+3) C+
#3

1. Th8+? Kb7 2. a8=D+ Kc7!

1. Tc7! Lxb2 2. Tb1
1. ... Ld2 2. Td1
play all

more ...
comment

Keywords: Brian Stephenson Collection (38594), ambush (zweifach), Zugzwang-Goal
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: k7/P6R/8/8/8/4p3/1P2K3/R1b5
Reprints: Ausgewählte Schachaufgaben [Zander] , p. 40, 1996
Input: Brian Stephenson, 2004-08-12
Last update: Dieter Berlin, 2023-08-19 more...

15 - P1117238
Harald Prokubek
3220 Stuttgarter Zeitung 20/07/1986

(6+1) C+
#3

1. Tb2! Kb6 2. Ld5 Kxa5 3. Lc7# 2. ... Kc5 3. b6#
play all

B14-2 E7bL
more ...
comment

Keywords: Miniature Collection (0335596), Rex solus (s), Miniature, ambush key, discovered checkmate, Drag-in sacrifice
Genre: 3#
Computer test: SCHRECKE: popeye 4.89
FEN: 8/8/8/RPk1B3/8/KB6/4R3/8
Input: Zuncke/Bruder, 2010-09-11
Last update: Dieter Berlin, 2023-12-14 more...

16 - P1117744
Walter Wohlers
62 Landeszeitung für die Lüneburger Heide 19/10/1968

(4+3)
#3

1. Dc8! Kc2 2. Le4+ Kd2 3. Dc1#
1. ... Lc2 2. Ld5
1. ... Ld3 2. Le4
1. ... e1=D 2. Dxf5+ De4 3. Lxe4#
1. ... e1=S 2. Le4+ Sd3 3. Dc1#
play all

B7d1LD B7-3d1
Henrik Juel: dual 1... Lh7 2.Le4+,Ld5 (2022-11-21)
comment

Keywords: Miniature Collection (0039404), Miniature, pin-mate, ambush key
Genre: 3#
FEN: 7Q/8/2B5/5b2/8/K7/1B2p3/1k6
Reprints: 62 Schachbrett - 1000 Schachaufgaben der LZ , p. 34, 1989
Input: Felber, Volker, 2010-09-11
Last update: Dieter Berlin, 2022-11-21 more...

17 - P1118984
Martin Wolfgang Hoffmann
Tages-Anzeiger 1969

(4+3)
#3

1. Tf8! Kb8 2. Db7+ Dxb7 3. Sc6#
1. ... Df5+ 2. Txf5 Kb8 3. Db7#
1. ... Dxd8 2. Da6+ Kb8 3. Txd8#
play all

E4cS1 m
SCHRECKE: 1. ... Da8 2. Da6+,Dxc7+ (Dual) (2023-10-19)
comment

Keywords: Miniature Collection (0337826), Miniature, ambush key, pin-mate
Genre: 3#
FEN: 2qN4/k1p5/2Q5/K7/5R2/8/8/8
Input: Zuncke/Bruder, 2010-09-11
Last update: Dieter Berlin, 2023-10-19 more...

18 - P1132873
Fritz Karge
C Deutsche Schachzeitung , p. 382, 11/1983

(3+4) C+
#3

1. Th3! b2 2. Ta3+ bxa3 3. Sc3#
play all

E7cS
more ...
comment

Keywords: Miniature Collection (0047000), ambush key, Rook sacrifice, Miniature, Epaulettenmatt
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 8/8/8/pN6/kpK5/1p6/7R/8
Input: Felber, Volker, 2010-09-11
Last update: Dieter Berlin, 2023-11-23 more...

19 - P1142246
Fritz Karge
780a Neue Osnabrücker Zeitung 02/04/1994

(4+2) C+
#3

1. Tc1! Ka2 2. Kc4 Ka1 3. Sc3#
play all

SA2
more ...
comment

Keywords: Miniature Collection (0050079), Minimal, Miniature, discovered checkmate, ambush
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 2R5/8/8/3K4/p7/Bk6/8/1N6
Reprints: 160 Problemschach-Jahrbuch 1994 D, p. 76, 1994
Input: Felber, Volker, 2010-09-11
Last update: Dieter Berlin, 2023-06-07 more...

20 - P1151436
Oskar Blumenthal
633 Bohemia 27/11/1904

(4+1)
#3

1. Dg2! Kb2 2. Sd3+ Kc3 3. Dc2#
1. ... Kxa1 2. Sd1 Kb1 3. Db2#
1. ... Kc1 2. Sd3+ Kd1 3. Dc2#
1. ... Ka2 2. Sd3+ Ka3 3. Da8#
play all

A5-DDD+ mm
Henrik Juel: dual 1... Kxa1 2.Sd1,Sd3 (2023-01-05)
more ...
comment

Keywords: Miniature Collection (0053411), Aristocrat, Miniature, Switchback, ambush key, Model mate, Flight-giving key, Rex solus
Genre: 3#
FEN: Q7/8/8/4K3/8/8/5N2/Nk6
Reprints: 656 Schweizerische Schachzeitung , p. 105, 07/1906
15 Arbeiter-Zeitung (Wien) 07/06/1924
10 Die Schwalbe 5, p. 44, 02/1925
45 Das Schachproblem , p. 25, 1981
223 Perlen der Schachkomposition 1985
Schach-Echo 7, p. 190, 04/1993
Input: Felber, Volker, 2010-09-12
Last update: Dieter Berlin, 2023-01-05 more...

21 - P1162682
Wilhelm Massmann
864 Die Welt 06/11/1968

(6+1) C+
#3

1. Ld1! droht 2. Te5 ... 3. Th5#
1. ... Kg5 2. Te5+ Kf4 3. Sg6# 2. ... Kf6 3. Tf5# 2. ... Kxh4 3. Th5#
play all

ST-T2TS+
more ...
comment

Keywords: Miniature Collection (0057444), Rex solus, Miniature, Flight-giving key, ambush key, Knight sacrifice
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 5K2/8/7k/3P4/7N/8/2B1R2P/8
Input: Felber, Volker, 2010-09-12
Last update: Dieter Berlin, 2023-07-23 more...

22 - P1274757
Antal Miskolczy

Balázs-Gedenkturnier 1913/14
Györer Schachklub
1. Preis

(10+8) C+
#3

1. Sb5! axb5 2. Db1 droht 3. Db4# 2. ... Kd4 3. Se6#
1. ... f2 2. e5 droht 3. Dc6# 2. ... Kxb5 3. Dd5# 2. ... axb5 3. Se6#
1. ... Kxb5 2. Db1+ Ka5 3. Sb7#,Sc6#,Db4# 2. ... Kc5 3. Db4#
1. ... c2,cxd2 2. Da1 ... 3. De5#
1. ... g4,gxf4 2. Dh5+ g5 3. Dxg5#
1. ... a5 2. Df1 ... 3. d4#
1. ... g6 2. Dh8 ... 3. De5#
play all

1.Preis Turnier des Raaber Schachklubs (Stadt Györ in Ungarn = deutsch Raab, Q:wikipedia).
Laut YACPDB 115941 Balazs-Gedenkturnier des Györer Schachclubs; laut 'SzPol' 1. Preis in einem ungarischen Turnier 1913
more ...
comment

Keywords: Zugzwang-Goal, Line opening, Model mate, Flight giving sacrifice key, Pawn mate, ambush, discovered checkmate
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 2KN4/2N3p1/pp6/2k3p1/p3PP2/P1pP1pP1/3P4/7Q
Reprints: 297 Szachista Polski 03/1914
35 Das interessante Blatt 03/09/1914
XXVII Ungarische Schachproblem Anthologie , p. 65, 1983
Input: Mario Richter, 2013-07-22
Last update: Dieter Berlin, 2023-07-31 more...

23 - P1287293
Per Ludvig Collijn
Tidskrift för Schack 1917

(9+4)
#3

1. Da4! droht 2. Dd7+
1. ... Kxf4 2. Sh5+
1. ... Kxf6 2. f8=D+
1. ... Lxf6 2. Se3+
1. ... Ke6 2. Dd7+
play all

Henrik Juel: dual 1... Kxf6 2.f8=DT+ (2023-01-02)
comment

Keywords: Sacrifice of white pieces (S, L), Promotion (wD), ambush
Genre: 3#
FEN: B7/5P2/3P1N1K/5k2/2Nb1B1n/7b/Q1P5/8
Reprints: 14233 Deutsche Schachzeitung 8, p. 188, 08/1917
83 Nedela (Riga) 30/11/1923
Input: Mario Richter, 2014-08-25
Last update: Dieter Berlin, 2023-01-02 more...

24 - P1314392
Hermann von Gottschall
24 Kleine Problem-Schule 1885

(5+4) C+
#3

1. Db1! Kxg1 2. Sc3+ Kf2 3. Se4#
1. ... hxg1=D 2. Sf2+ Kh2 3. Db8#
play all

more ...
comment

Keywords: ambush key, Blocknutzung, Promotion (s), Edge to edge (wD)
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 8/8/1Q6/8/7p/3K4/4P1pp/3N2Bk
Reprints: 16 Brünner Beobachter 26/08/1885
Input: Frank Müller, 2015-12-27
Last update: Dieter Berlin, 2024-01-30 more...

25 - P1404378
Karl Meck-Kienle
Basler Nachrichten 1968

(11+6)
#3

1. La2! Sd4 2. Sxd4 cxd4 3. c5#
1. ... Sc3 2. bxc3
1. ... Sc1 2. Sxc1
1. ... Sxf4 2. gxf4
1. ... Sxg3 2. Sd4
1. ... Sg1 2. Sd4
play all

SCHRECKE: 1. ... Sc1 2. Sxc1,Sd4 (Dual) (2022-09-16)
comment

Keywords: Zugzwang-Goal, ambush key (L-SB), Pawn mate
Genre: 3#
FEN: 1nRK4/1P6/p2k4/P1pP1p2/2P2P2/1N4P1/1P2n3/1B6
Reprints: 106 Kunstschach in der Schweiz , p. 63, 1980
Input: Dieter Berlin, 2022-09-16
Last update: Rainer Staudte, 2023-05-04 more...

26 - P1404821
Jörgen Möller
Deutsches Wochenschach 1909

(11+5) C+
#3

1. Dc2? cxb4 2. Lb3 Kxg4! 1. Dd3? c4 2. Lxc4 Kxg4!

1. Db5! cxb4 2. Lb3 Kxg4 3. Ld1#
1. ... c4 2. Lxc4 Kxg4 3. Le2#

1. ... Kxg4 2. De2+ Kxf5 3. Dh5#
play all

more ...
comment

Keywords: Flight-giving key, Knight sacrifice, Switchback (wD), ambush
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 8/8/4PpP1/2pB1P1k/1P3PNp/4P2p/K3Q2P/8
Reprints: 186 Versunkene Schätze , p. 84, 1998
Input: Dieter Berlin, 2022-10-02
Last update: Dieter Berlin, 2022-10-03 more...

27 - P1406216
Hermann Weissauer
Die Rheinpfalz 1973

(9+2) C+
#3

1. Lh4! droht 2. Se5+ Kd4,Kxe5 3. Sgf3#
1. ... Kd4 2. Se5 Kxe5 3. Sf3#
play all

more ...
comment

Keywords: Flight-giving key (L-S), ambush key, Drag-in sacrifice, Knight sacrifice, Minimal (s)
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 6B1/5N2/2p5/2Pk2N1/1P4K1/3P4/3P1B2/8
Reprints: D19 Knobeln Sie auch gern? [Pachl] , p. 36, 2009
Input: Dieter Berlin, 2022-11-27
Last update: Dieter Berlin, 2023-05-05 more...

28 - P1406499
Hermann Weissauer
Mannheimer Morgen 1976

(7+2) C+
#3

1. Tb1! Kxh3 2. Sf2+ Kxh2 3. Lf4# 2. ... Kh4 3. Tb4#
play all

more ...
comment

Keywords: Zugzwang-Goal, ambush key (T-LS), Minimal (b)
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 8/8/8/7p/7k/1R5P/7P/K1BN3B
Reprints: D67 Knobeln Sie auch gern? [Pachl] , p. 60, 2009
Input: Dieter Berlin, 2022-12-07
Last update: Rainer Staudte, 2023-05-04 more...

29 - P1407436
Claus Grupen
2729 Kieler Nachrichten 02/12/1983

(3+3) C+
#3

1. Ta4! Le7 2. Th4+ Lxh4 3. g4#
play all

SCHRECKE: Vorgänger: P1160621 (#3), P1160622 (#5) (2023-01-26)
comment

Keywords: Pawn mate, Block, ambush, Ideal mate, Line opening, Miniature, Rook sacrifice
Genre: 3#
Computer test: Gustav 4.1 a
FEN: R7/8/7p/5K1k/1b6/6P1/8/8
Input: Gunter Jordan, 2023-01-26
Last update: Gunter Jordan, 2023-01-26 more...

30 - P1407907
Frantisek Matousek
Ceskoslovensky Sach 1937
2. ehrende Erwähnung
Dr. Prohaska-Memorial 1937

(7+7) C+
#3

1. Tc1! droht 2. Sce3+ Txe3 3. dxc4#
1. ... Lxd3 2. Lf7+ Kc6 3. Scd4#
1. ... Txd3 2. Td1 ... 3. Sce3#
play all

more ...
comment

Keywords: ambush key (T-S), Pawn mate, Model mate, pin-mate
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 4B2K/4R2p/1b6/p1pk1N2/2b5/3P3r/2N5/3R4
Reprints: 39 Schach ohne Partner [Grasemann] , p. 44, 1977
Input: Dieter Berlin, 2023-02-20
Last update: Rainer Staudte, 2023-05-04 more...

31 - P1408004
Stephen Rothwell
31 Schach in Schleswig-Holstein 2016
Lob

(7+8) C+
#3

1. Td2! droht 2. Sb6+ Kb8 3. Td8#
1. ... exd2 2. Sc7+ Ka7 3. Lf2#
play all

more ...
comment

Keywords: Sacrifice key (T), Line opening, ambush key (T-S)
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: k7/3Np1p1/2P1P3/1N5n/8/2K1p3/p5R1/nb2B3
Input: Dieter Berlin, 2023-02-28
Last update: Rainer Staudte, 2023-05-04 more...

32 - P1409221
Ferdinand Metzenauer
Israel Ring Tourney (Haboker) 1952
1. Preis

(7+11)
#3

1. Tg4! droht 2. Sxe4+ Kc4 3. Sd2#
1. ... Ld4 2. Sb5+ Kc4 3. Sa3#
1. ... Sbd4 2. Sxb7 Kc4 3. Sa5#
1. ... Sfd4 2. Sf7+ Kc4 3. Sxe5#
1. ... Tbd4 2. Sc8+ Kc4 3. Sb6#
1. ... Tdd4 2. Sf5+ Kc4 3. Se3#
play all

Breuer: Sechs Rösselabzüge mit fünf vorwegigen Sperrungen der Strecke c4-g4 auf d4.

Henrik Juel: dual 1... Tbd4 2.Dxb7,Sc8+ (2023-05-01)
comment

Keywords: ambush key (T-b), double-check mate (Drohung)
Genre: 3#
FEN: 8/1p1Q2R1/3N4/2pkp2K/1r2p3/1n1r1n2/Nbq1PB2/8
Reprints: 1337 Beispiele zur Ideengeschichte des Schachproblems , p. 268, 1982
Input: Dieter Berlin, 2023-05-01
Last update: Rainer Staudte, 2023-05-04 more...

33 - P1409627
Gerson Berlinger
1831 Heilbronner Stimme 25/07/1994

(10+6) C+
#3

1. Te1! dxe3 2. Ld1 exf2 3. e4#
play all

more ...
comment

Keywords: Zugzwang-Goal, ambush key, Sacrifice of white pieces (L, S), Pawn mate, Pure mate
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 8/3p1K2/3P3p/1p3k1p/1P1p3P/3NB3/2B1PN2/1R6
Reprints: 515 Problemschach-Jahrbuch D, p. 244, 1994
Input: Dieter Berlin, 2023-05-14
Last update: Dieter Berlin, 2023-05-14 more...

34 - P1410176
Jörg Kuhlmann
Stern 29 14/07/1994

(7+8) C+
#3

1. Lh3! Sf6 2. Td6+ Txd6 3. Se7#
1. ... a5 2. Lf1 ... 3. Lb5#
1. ... e3 2. Lg2 e4 3. Sd4#
play all

more ...
comment

Keywords: ambush key, Switchback, Zugzwang-Goal, Deflection, Line opening
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 8/KpN5/pBk1r3/3RpN2/p3p1n1/P7/8/5B2
Reprints: 225 Problemschach-Jahrbuch 1994 D, p. 106, 1994
Input: Dieter Berlin, 2023-06-05
Last update: Dieter Berlin, 2023-06-06 more...

35 - P1410226
Fritz Karge
852 Neue Osnabrücker Zeitung 12/08/1995

(7+6) C+
#3

1. Dh8! c2 2. Tg5 fxg5 3. d5#
play all

more ...
comment

Keywords: ambush key, Line opening (vierfach)
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 2Q5/6R1/2p2p2/2P2P2/3P4/p1p5/p5P1/k1K5
Reprints: 135 Problemschach-Jahrbuch 1995 D , p. 60, 1995
Input: Dieter Berlin, 2023-06-07
Last update: Dieter Berlin, 2023-06-08 more...

36 - P1410268
Berthold Engel
823 Neue Osnabrücker Zeitung 21/01/1995

(8+8) C+
#3

1. Lg6! droht 2. Dxc5+ Kxe4 3. Dxd4#
1. ... Kxc4 2. Dxc5+ Kd3 3. Txd4#
1. ... Kxe4 2. Sxc5+ Kd5 3. Lf7# 2. ... Kf4 3. Sd3#
1. ... Sxe7 2. Te5+ Kxc4 3. Txc5#
play all

more ...
comment

Keywords: pin-mate, ambush, Sacrifice of white pieces (S,T, D)
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 4B3/p3Q3/2p1N3/2pk1n2/1pNpR3/5p1P/P4K2/8
Reprints: 106 Problemschach-Jahrbuch 1995 D , p. 50, 1995
Input: Dieter Berlin, 2023-06-10
Last update: Dieter Berlin, 2023-06-10 more...

37 - P1410332
Herbert Engel
764 Neue Osnabrücker Zeitung 04/12/1993

(6+2)
#3

1. La7! Kc5 2. Sc3 Kd4 3. Tb3#
1. ... Ke4 2. Tf6 Kd5 3. Sc3#
1. ... Kd4 2. Tf6+ Ke4,Kd5 3. Sc3#
1. ... c3 2. Se3+ Kd4 3. Te6# 2. ... Ke4 3. Tb4# 2. ... Kc5 3. Sb3#
play all

SCHRECKE: 1. ... c3 2. Se3+ Kd4 3. Te6,Tb4# (Mattdual) (2023-06-15)
comment

Keywords: Minimal, ambush key, discovered checkmate, Model mate
Genre: 3#
FEN: 1B6/8/1R6/3k4/2p2P2/8/6K1/2NN4
Reprints: 192 Problemschach-Jahrbuch 1993 D , p. 88, 1993
Input: Dieter Berlin, 2023-06-14
Last update: Dieter Berlin, 2023-06-14 more...

38 - P1410422
Joseph Theodor Breuer
Stern 42 10/10/1991

(8+6) C+
#3

1. Ld8! c6 2. Sc5 bxc5 3. La5# 2. ... Kxc5 3. Le7#
1. ... c5 2. Sa5 bxa5 3. Lxa5#
play all

more ...
comment

Keywords: ambush key, Zugzwang-Goal, Blocknutzung
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: n7/2p5/Pp3B2/8/1kP1R3/1Np5/2Pp4/R2K4
Reprints: Problemschach-Jahrbuch 1994 D , p. 114, 1995
Input: Dieter Berlin, 2023-06-19
Last update: Dieter Berlin, 2023-06-19 more...

39 - P1410490
Roland Niehüser-Sauer
729 Neue Osnabrücker Zeitung 03/04/1993

(9+3) C+
#3

1. Th4! Kd3 2. Dxb3+ Ke4 3. Df3#
1. ... Kb5 2. Dxb3+ Kxc6,Ka6 3. b8=S#
1. ... Kd5 2. Dxb3+ Ke4 3. Df3# 2. ... Kxc6 3. b8=S#
1. ... g3 2. b8=S Kd3,Kd5,Kb5 3. Dxb3#
play all

more ...
comment

Keywords: Zugzwang-Goal, pin-mate, ambush key, under-promotion in mating move (S), under-promotion (S), Knight sacrifice
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 7R/1P6/2NP4/4P3/2kP2p1/1p6/1Q4P1/4K3
Reprints: 158 Problemschach-Jahrbuch 1993 D , p. 78, 1994
Input: Dieter Berlin, 2023-06-22
Last update: Dieter Berlin, 2023-06-22 more...

40 - P1410519
Joseph Theodor Breuer
Stern 36 02/09/1993

(6+4) C+
#3*

* 1. ... b4 2. Txc2#

1. Tg4! b4 2. Ke2 e3 3. Tc4# 2. ... Kd4 3. Lb2#
1. ... Kb4 2. Kd4 e3 3. Kd3#
play all

more ...
comment

Keywords: ambush key
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 8/1N6/8/1p6/4p3/1Bk1K3/P1p3R1/2B5
Reprints: 220 Problemschach-Jahrbuch 1993 D , p. 100, 1994
Input: Dieter Berlin, 2023-06-23
Last update: Dieter Berlin, 2023-06-24 more...

41 - P1410939
Joseph Theodor Breuer
Der Tagesspiegel 19/04/1992

(5+3) C+
#3

1. Ta1! Kh4 2. Th1 Kg5 3. h4#
1. ... h4 2. Tg1+ Kh5 3. Lg6#
play all

more ...
comment

Keywords: Pure mate, ambush, corner to corner, Pawn mate, Epaulettenmatt
Genre: 3#
Computer test: SCHRECKE: popeye 4.87
FEN: 8/8/7p/4KBkp/R1P5/8/7P/8
Reprints: 100 Problemschach-Jahrbuch 1992 D , p. 54, 1993
Input: Dieter Berlin, 2023-07-15
Last update: Dieter Berlin, 2023-07-16 more...

42 - P1410946
Joseph Theodor Breuer
Der Tagesspiegel 17/05/1992

(10+5)
#3

1. Td8? Sxb3! 1. Ta3? Se2! 1. Lf2+? Kxd2! 1. Lxc5? Kxd2 2. Lb4+? Kd1+!

1. Ta1! Sxb3,Se2 2. Lf2+ Kxd2 3. Le1#
1. ... Tb2 2. Lxc5+ Kxd2 3. Lb4#
1. ... Tc3 2. Ld4+ Kxd4 3. dxc3# 2. ... Kxd2 Lxc3#
1. ... Txc4 2. Lf2+ Kxd2 3. Sxc4#
play all

Henrik Juel: duals 1.Ta1 Sa2 2.Lf2+,Td1 and 1... Ta2 2.Lxc5+,Txc1 (2023-07-16)
comment

Keywords: ambush
Genre: 3#
FEN: R7/8/3N4/2p2p2/2P2P2/1B1kBR2/2rP2K1/2n3N1
Reprints: 105 Problemschach-Jahrbuch 1992 D , p. 56, 1993
Input: Dieter Berlin, 2023-07-16
Last update: Dieter Berlin, 2023-07-16 more...

43 - P1411436
Antal Miskolczy
Magyar Sakkujsag 1911
1. Preis

(13+10)
#3

1. Dh1! Se6 2. Td5+ Kxd5 3. Kg4# 2. ... Kc6 3. Td6#
1. ... Lc1 2. Kg3 Kxe5 3. Kh4#
play all

Henrik Juel: dual 1... Kc6 2.Kg3,Kf4+ (2023-07-31)
comment

Keywords: ambush key, Rook sacrifice, discovered checkmate, Schlüssel = Eckzug
Genre: 3#
FEN: 5n2/7p/PP1k1PpP/p1p1R1P1/P1p5/2PppK1B/2Pb3B/3Q4
Reprints: XXVI Ungarische Schachproblem Anthologie , p. 65, 1983
Input: Dieter Berlin, 2023-07-30
Last update: Gunter Jordan, 2023-07-31 more...

44 - P1411501
Peter Nemeth
Magyar Sakkvilag 1913/14
6. ehrende Erwähnung

(12+9)
#3

1. Dc5! droht 2. Sd4+ Txd4 3. Dxe5#
1. ... Lxf6 2. Tf8 Txe4 3. Sd4#
play all

Vier gefesselte schwarze Figuren!

Henrik Juel: double threat, also 2.Dc8+ (2023-08-01)
comment

Keywords: pin-mate (vierfach), ambush key
Genre: 3#
FEN: 6R1/4b3/3P1P1p/3rrkpP/4N1p1/Q3pnB1/2N1P3/KB3R2
Reprints: XXIII Ungarische Schachproblem Anthologie , p. 64, 1983
Input: Dieter Berlin, 2023-07-31
Last update: Rainer Staudte, 2023-08-02 more...

45 - P1412331
Otto Fuss
Hannoversche Schachzeitung 21/05/1933

(8+6) C+
#3

1. Th5! f4 2. De4 Kxb5 3. Kxf4#
1. ... fxg4 2. Th4 gxf3,g3 3. Da4#/Db4#
play all

more ...
comment

Keywords: Zugzwang-Goal, ambush key
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 7R/p3p3/rp2P3/kP2Kp2/2Q3P1/5P2/7P/8
Reprints: 56 200 Ausgewählte Schachaufgaben , p. 24, 1939
Input: Dieter Berlin, 2023-09-19
Last update: Dieter Berlin, 2023-09-19 more...

46 - P1412332
Otto Fuss
Niederbayrische Schachzeitung 05/08/1934

(6+4) C+
#3

1. La5! e4 2. Ld2 Ke5 3. Sc4#
1. ... Ke4 2. Lc7 Kf4 3. Td4#
play all

more ...
comment

Keywords: Zugzwang-Goal, Batterieabbau, Switchback, ambush
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 8/5p2/3R1P2/4p1p1/5kP1/4N3/3B1K2/8
Reprints: 60 200 Ausgewählte Schachaufgaben , p. 25, 1939
Input: Dieter Berlin, 2023-09-19
Last update: Dieter Berlin, 2023-09-19 more...

47 - P1412520
Ferdinand Möller
Tägliche Rundschau 06/1917

(8+6) C+
#3

1. Td8! droht 2. Lf5+
1. ... Kxd5 2. Te6 Txe6 3. Lc6# 2. ... Tg6,Th8 3. Lc8#
1. ... Kd4 2. Le6 ... 3. Tc4#
1. ... Txc6 2. Lf5+ Kd4 3. e3#
1. ... Td6 2. Tc4+ Kxd5 3. e4#
1. ... Te6 2. Tc4+ Kxd5 Lc6#
play all

more ...
comment

Keywords: ambush key, double-check mate, Blocknutzung, Sacrifice of white pieces (S, T), discovered checkmate, Pawn mate (zweifach)
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: R4b2/3Bp3/2R4r/1K1N4/1p2kPP1/2p5/4P3/8
Reprints: 14 200 Ausgewählte Schachaufgaben , p. 41, 1939
Input: Dieter Berlin, 2023-09-25
Last update: Dieter Berlin, 2023-09-25 more...

48 - P1413385
?
Tages-Anzeiger 1984

(9+6) C+
#3

1. La6! d2 2. Tb3 cxb3,c3 3. Le2# 2. ... a4 3. Tg3#
1. ... c3 2. Txb6 d2 Le2# 2. ... a4 3. Tb4#
1. ... a4 2. cxd3 c3,cxd3 3. Tb4#
play all

Als Autor wird im Ndr. (1989) genannt: R. Studer .

more ...
comment

Keywords: ambush key, Batterieabbau, Zugzwang-Goal
Genre: 3#
Computer test: SCHRECKE: popeye 4.89
FEN: 2B5/8/1p3pK1/pR1P1N2/2p3k1/P2p3N/2P3P1/8
Reprints: 195 Schweizer Schachkompositionen 1976-1986 , p. 73, 1989
Input: Dieter Berlin, 2023-11-07
Last update: Dieter Berlin, 2023-11-07 more...

49 - P1413386
?
Tages-Anzeiger 1983

(8+7) C+
#3

1. Dh5! b5 2. Dg4 c3 3. Sxc3 2. ... d3 3. Sc3# 2. ... b4 3. Dd7#
1. ... g4 2. Lxb6 ... 3. Dxa5#
1. ... c3 2. Df7 ... 3. Db3#
1. ... bxc5 2. De8+ Kb4 3. Sa6#
play all

Als Autor wird im Ndr. (1989) genannt: R. Studer .

more ...
comment

Keywords: Zugzwang-Goal, ambush key
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 1N6/8/1p3K2/p1B3p1/k1ppN3/p5P1/P1P4Q/8
Reprints: 196 Schweizer Schachkompositionen 1976-1986 , p. 73, 1989
Input: Dieter Berlin, 2023-11-07
Last update: Dieter Berlin, 2023-11-07 more...

50 - P1414125
Oswald von Krobshofer
Wiener Schachzeitung 1906

(8+1) C+
#3

1. c8=L! Kb5 2. Db3 Kxc6 3. b5#
play all

more ...
comment

Keywords: under-promotion key (L), ambush, Pawn mate, Stalemate avoidance
Genre: 3#
Computer test: Juel: Popeye 4.61
FEN: 8/2P5/2PP4/P7/kP6/B4Q2/8/7K
Reprints: Im Wunderland des Schachproblems , p. 7, 1958
Input: Dieter Berlin, 2023-12-21
Last update: Dieter Berlin, 2023-12-21 more...

51 - P1414421
Juri G. Seljawkin
62 Wperjod (Woronesh) 29/07/1985

(2+2)
#3

1. Th6! g5? 2. Ta6#
1. ... Ka7 2. Txg6 Ka8 3. Ta6#
play all

SCHRECKE: C+, popeye 4.89 (2024-01-11)
comment

Keywords: ambush (T-b), Minimal (T/b), Switchback (k), Corner mate, Ideal mate, Miniature
Genre: 3#
FEN: k1K5/7R/6p1/8/8/8/8/8
Input: Rainer Staudte, 2024-01-11
Last update: Gunter Jordan, 2024-01-11 more...

52 - P1416122
Helmut Kraußer
977 Europa-Rochade , p. 26, 03/1989

(8+2) C+
#3

1. Lg1! Ke2 2. Kg4 g5 3. Sc1#
1. ... Ke4 2. Kg4 g5 3. f3#
play all

more ...
comment

Keywords: Minimal (b), ambush key, Pawn mate
Genre: 3#
Computer test: SCHRECKE: popeye 4.89
FEN: 8/8/6p1/2P3K1/8/2PNNk2/5P1B/3R4
Input: Dieter Berlin, 2024-03-31
Last update: Rainer Staudte, 2024-03-31 more...