Die Schwalbe

11 problem(s) found in 1985 milliseconds (displaying 11 problem(s)). [COMMENTDATE>=20200919 AND NOT K='Hilfsrückzüger' AND K='Opferschlüssel']

1 - P1033552
Valeriu Petrovici
Mirko Degenkolbe

Buletin Problemistic 1998
1.-2. Preis ex aequo
Coupe de la Federation de Roumanie des Echecs
P1033552
(10+8)
#2
1. Dxh3? droht 2. Se6#
1. ... Se4!,Sb4!

1. Dxg1? droht 2. Dxf2#
1. ... Dg2!,Sb4!

1. Dxf3! droht 2. Td5#
1. ... Dxf3+ 2. Sxf3#
1. ... Le6 2. Sxe6#
1. ... Se4 2. Dd3#
1. ... c6 2. De3#
1. ... Sc3 2. Lxc3#
1. ... Sb4 2. c3#
play all play one stop play next play all
BS Problemid: 18463
Authors: Petrovici, Valeriu
Sources:
Years: 1988
Henrik Juel: C+ Popeye 4.61 (2020-10-05)
comment
Keywords: Brian Stephenson Collection (18463), White correction, Gegenschach, Checking key, Sacrifice key
Genre: 2#
FEN: K7/2p5/3P4/B3R1N1/3k1P2/1P3pQb/n1P2n1P/6bq
Input: Brian Stephenson, 2004-08-12
Last update: Felber, Volker, 2020-10-05 more...
2 - P1233076
Mirko Degenkolbe
Steven B. Dowd

4705 Freie Presse (Chemnitz) 06/08/2009
nach N. Sinowjew
P1233076
(4+3)
#12
1. Sf8-g6+! hxg6 2. Lxg6 Kg8 3. Se6 Kh8 4. Kb4 Kg8 5. Kc5 Kh8 6. Kd6 Kg8 7. Ke7 Kh8 8. Sf8 Kg8 9. Lh7+ Kh8 10. Kf7 g6,g5 11. Lg8 g5,g4 12. Sf8-g6#
play all play one stop play next play all
Meeraner, Urform, Themafiguren: wS + wS
Felber, Volker: Nach N. Sinowjew (= P1171826) auf Bitte der Autoren am 17.09.2009 hinzugefügt (wie in der Lösungsbesprechung vom 03.09.2009 vorgeschlagen). (2014-10-13)
SCHRECKE: C+, Gustav 4.1d, Brute Force (2020-11-02)
comment
Keywords: Meerane-Thema, Checking key, Sacrifice key, Miniature, Corner mate, Model mate
Genre: n#
FEN: 5N1k/5Bpp/8/8/3N4/K7/8/8
Input: Frank Müller, 2012-02-22
Last update: Gunter Jordan, 2019-07-11 more...
3 - P1247666
Mirko Degenkolbe
2211 Freie Presse (Chemnitz) 10/10/1980
P1247666
(10+9) C+
#2*
* 1. ... Dg1 2. Dc2#
* 1. ... Tg7 2. Dc6#

1. Tf5? Shg3!
1. Lf4? Th7!
1. Sg4? Tc5

1. Sd3! droht 2. Sg5#
1. ... Dg1 2. Sxd2#
1. ... Tg7 2. Sc5#
1. ... Seg3 2. Dxd4#
1. ... Shg3 2. Sxf2#
1. ... Kxd3 2. Lf5#
1. ... Tc5 2. Sxc5#
play all play one stop play next play all
SCHRECKE: C+, popeye 4.85 (2020-11-22)
comment
Keywords: Flight giving key, Sacrifice key, Changed mates
Genre: 2#
FEN: 8/2r5/p3BR1B/4N3/Q2bk2K/2P2N1R/1P1pnp2/3q3n
Input: Felber, Volker, 2012-08-27
Last update: Olaf Jenkner, 2020-11-23 more...
4 - P1249088
Roland Löwe
Mirko Degenkolbe

2833 Freie Presse (Chemnitz) 31/07/1987
1. Lob
P1249088
(10+8)
#2
1. Lf1? droht 2. Lg2#
1. ... Kf3 2. Sg5#
1. ... Sd2 2. Dxd5#
1. ... Sxc2!

1. Sxd5! droht 2. Sc3#
1. ... Kxd5 2. Txd4#
1. ... Ld2 2. Lf3#
play all play one stop play next play all
SCHRECKE: C+, popeye 4.85 (2020-11-25)
comment
Keywords: Pinning, Line opening, Capture key, Sacrifice key
Genre: 2#
FEN: 8/2N2N1b/5R2/1K1p4/R2pkb2/1n4pP/Q1P1B3/n5B1
Input: Felber, Volker, 2012-09-18
Last update: Felber, Volker, 2014-08-19 more...
5 - P1268208
Mirko Degenkolbe
idee & form , p. 913, 07/1992
5. Platz
Sachsen - Schweiz 1991-1992
P1268208
(8+10) C+
#2
1. Tf6? droht 2. Shxf7,Sxg4# c3!

1. Txc4! droht 2. Sgxf7#
1. ... gxf5 2. Shxf7#
1. ... Txf5 2. Sg4#
1. ... Lxc4 2. De3#
1. ... Txc4 2. De7#
1. ... Tb7 2. Te4#
play all play one stop play next play all
more ...
comment
Keywords: Azerbaijanian Novotny, Capture key, Sacrifice key
Genre: 2#
Computer test: Popeye 4.61
FEN: 1b6/5pK1/2R3pN/p3kPN1/nrp5/Qb4P1/3R4/5r2
Input: Felber, Volker, 2013-04-22
Last update: Felber, Volker, 2020-11-11 more...
6 - P1287281
Ferdinand Möller
Daheim 04/09/1915
P1287281
(6+10) C+
#2
1. De3! droht 2. Dxe4#;
1. ... Kxd5 2. Db3#
1. ... Lxd5 2. Dh6#
1. ... Lxe3,Ld4 2. Sc7#
1. ... Sxe3 2. Sf4#
play all play one stop play next play all
more ...
comment
Keywords: Model mate, Sacrifice key
Genre: 2#
Computer test: Henrik Juel: C+ Popeye 4.61 (2020-10-31)
FEN: 6KB/3pp3/1bbpk3/3N3p/1P2p1P1/8/2pQ2n1/8
Reprints: 73 Volksstimme (Chemnitz) 24/03/1961
Input: Felber, Volker, 2014-08-25
Last update: Erich Bartel, 2020-11-01 more...
7 - P1373415
Noam D. Elkies
chess.stackexchange.com 12/3/2020
P1373415
(6+11)
#20
1. Sg5+! hxg5 2. Kf3 Kh6 3. Kg2 Kh7 4. Kxh1 Kh6 5. Kg2 Kh7 6. Kf3 Kh6 7. Ke4 Kh7 8. Kd5 Kh6 9. Kc6 Kh7 10. Kb7 Kh6 11. Kxa7 Kh7 12. Kxa6 Kh6 13. Kxa5 Kh7 14. Kxa4 Kh6 15. b4 Kh7 16. b5 Kh6 17. b6 Kh7 18. b7 Kh6 19. b8=D Kh7 20. Dh2#
19. ... Lh7 20. Df8#
play all play one stop play next play all
https://chess.stackexchange.com/a/28841/15543
James Malcom: This is a wildly original problem as far as I can tell. Any anticipations or similar problems? (2020-03-14)
Gerald Ettl: 19.-Lh7 20.Df8#,Dh2# unbedeutender Dual. (2020-03-15)
Olaf Jenkner: Kein Dual, weil 19 ... Lh7 nicht die Drohung Dh2# pariert. (2020-03-15)
Gerald Ettl: Ich bezog mich auf das Wort -Dual- auf den ogigen Kommentar. (der jetzt geloescht ist) (2020-11-18)
Gerald Ettl: Ja, es ist kein Dual. (2020-11-18)
comment
Keywords: Checking key, Excelsior, Sacrifice key, Promotion
Genre: n#
FEN: 6bn/p4p1k/p4Ppp/p7/p3K1P1/P4N2/1P6/7n
Input: James Malcom, 2020-03-14
Last update: Alfred Pfeiffer, 2020-03-14 more...
8 - P1376593
Kurt Keller
C11834 The Problemist 27-9, p. 347, 05/2020
P1376593
(6+9)
#5
1. Sg3! droht 2. Kc1 ... 3. Le2#
1. ... Kxd2 2. Dxc4 droht 3. Dc1+
2. ... Ke3 3. De2+ Kf4 4. Sxe4 ... 5. Df3#
play all play one stop play next play all
Comments:
  • Author – Kurt Keller (Ulm, Germany)
  • Note on publication: C11834 shows a black ‘Lion’s cage’, to compare with the white cage in the last issue – can the en prise wQ be justified?
    (Jim Grevatt (Headly, England): CHAMPIONSHIP ORIGINALS. THREE- and MOREMOVERS, in: THE PROBLEMIST, MAY 2020)
  • Yet Another Chess Problem Database (507767)

Henrik Juel: C+ Popeye 4.61 (2020-11-26)
comment
Keywords: Skittles, Skittles setup (Lion's cage), Sacrifice key, Active sacrifice, Passive sacrifice, Sacrifice of white pieces, Flight giving key
Genre: n#
FEN: 8/8/2ppp3/2pQp2B/P1ppp3/3k4/3P4/1K3N2
Input: Kurt Keller, 2020-06-03
Last update: Felber, Volker, 2020-11-26 more...
9 - P1380560
Mirko Degenkolbe
Steven B. Dowd

Orbit 2007
nach Tivadar Kardos
P1380560
(2+9) C+
h#10
1. Lg1 Kxg1 2. e2 Kh1 3. e1=S Kg1 4. Sf3 gxf3 5. e3 f4 6. e2 fxe5 7. e1=S e6 8. Sd3 e7 9. Sc5 e8=S 10. Sb7 Sc7#
play all play one stop play next play all
SCHRECKE: Kardos: P0500795 (2020-10-16)
comment
Keywords: Minimal (B), Sacrifice key, under-promotion (ssS), konsekutive Umwandlungen 3, Smothered mate, Antiphönix, Phoenix, Corner mate, Stalemate dissolution
Genre: h#
Computer test: Gustav 4.0c
FEN: kn6/n7/p7/4p3/4p3/4p1p1/5bP1/7K
Input: Felber, Volker, 2020-10-03
Last update: Felber, Volker, 2020-11-17 more...
10 - P1381211
Rudolf Büchner
267 Dresdner Volkszeitung 01/1926
P1381211
(6+7) C+
#2
1. Se4! droht 2. Sc3#
1. ... Ld3xe4 2. Da2#
1. ... Se2 2. Dxf5#
1. ... Sxe4 2. Dxf5#
1. ... Kxe4 2. Df3#
1. ... fxe4 2. Df7#
1. ... Ld2 2. Sf6#
play all play one stop play next play all
more ...
comment
Keywords: Sacrifice key, x pieces capture on one square, Flight giving key
Genre: 2#
Computer test: Popeye 4.61
FEN: 8/3K4/3N4/1p1k1pb1/pR1P4/3b2n1/5QP1/8
Reprints: 6 Arbeiterstimme Dresden 15/06/1927
Input: Mario Richter, 2020-10-22
Last update: Alfred Pfeiffer, 2020-10-22 more...
11 - P1382349
Topi Romano
4 L'Album Roma 02/10/1847
P1382349
(8+7)
#3
1. De7+ Dxe7 Tb8+ Dd8 3. Sf6#
play all play one stop play next play all
im 'Album Roma' nicht explizit als Urdruck deklariert
SCHRECKE: C+, popeye 4.85 (2020-11-24)
comment
Keywords: Checking key, Sacrifice key, Switchback (d), pin-mate
Genre: 3#
FEN: 3qk2r/3p1p2/4p3/7r/1Q2N3/B7/1R2PPP1/5K2
Input: Mario Richter, 2020-11-24
Last update: Gunter Jordan, 2020-11-24 more...
Show statistic for complete result.

The problems of this query have been registered by the following contributors:

Brian Stephenson (1)
Frank Müller (1)
Felber, Volker (5)
James Malcom (1)
Kurt Keller (1)
Mario Richter (2)