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14 problem(s) found in 5287 milliseconds (displaying 14 problem(s)). [COMMENTDATE>=20200919 AND CPLUS AND A='Holubec, Jozef'] [download as LaTeX]

1 - P1238804
Jozef Holubec
S2374 The Problemist 09/2011
Speziallob
P1238804
(6+3) C+
s#8
2 Lösungen
1. De3+ Sf4 2. Dd6+ Kg5 3. Dg3+ Kf5 4. Tc5+ Sd5 5. Ld7+ Txd7 6. Ddf4+ Ke6 7. Dg6+ Sf6 8. Df7+ Txf7#
1. Dd2+ Sf4 2. Dh3+ Kg5 3. Tc5+ Kf6 4. Dd8+ Te7 5. Dh6+ Sg6+ 6. Kg8 Ke6 7. Dd5+ Kf6 8. Dg7+ Txg7#
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SCHRECKE: C+, Gustav 4.1d, Brute Force (2020-12-11)
comment
Keywords: Aristocrat, Chameleon Echo, Obvious promotion
Genre: s#
FEN: 4BK2/7r/7k/8/1Q6/Q7/4nN2/2R5
Input: Frank Müller, 2012-05-11
Last update: Marcin Banaszek, 2020-12-14 more...
2 - P1253303
Jozef Holubec
10738 Sachova skladba 07/2011
P1253303
(9+4) C+
s#11
1. Df7+ Kg5 2. Tg6+ Kh5 3. Tg8+ Kh6 4. Th8+ Kg5 5. Dg7+ Kf5 6. Ld3+ Ke6 7. Te8+ Kd5 8. Db7+ Kc5 9. Tc8+ Lc7 10. Lf2+ Se3+ 11. Kg1 h2#
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Anton Baumann: C+ Gustav 4.1d (2021-04-21)
comment

Genre: s#
Computer test: Anton Baumann: C+ Gustav 4.1d (2021-04-21)
FEN: 8/8/R7/1N5k/5b2/P4P1p/Q3B1n1/4BK1N
Input: Frank Müller, 2012-11-09
Last update: Marcin Banaszek, 2021-04-28 more...
3 - P1276621
Jozef Holubec
2302 Variantim 58 2012
P1276621
(5+2) C+
s#7
b) wKf8 nach g8
a) 1. Th5+ Kg6 2. Dg4+ Kf6 3. d8=D+ Te7 4. Dd6+ Te6 5. Sc6 Txd6 6. Dg7+ Ke6 7. Sd8+ Txd8#
b) 1. Dg3+ Kf6 2. d8=D+ Te7 3. Dg4 Ke5 4. Te1+ Kf6 5. Dh4+ Kg6 6. Te6+ Txe6 7. De8+ Txe8#
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SCHRECKE: a)+b): C+, Gustav 4.1d, Brute Force (2020-12-10)
comment
Keywords: Changed mates
Genre: s#
FEN: 5K2/r2P4/8/6k1/3N4/5Q2/8/7R
Input: Frank Müller, 2013-08-20
Last update: Marcin Banaszek, 2020-12-14 more...
4 - P1286946
Jozef Holubec
2047 harmonie-aktiv (120) 07/2014
P1286946
(7+2) C+
s#9
b) wDd4 nach c5
a) 1. Lc1 Kf5 2. Tg5+ Kf6 3. Th5 Kg6 4. Le8+ Kf6 5. Kg8 Kxe6 6. Th6+ Kf5 7. Ld7+ Te6 8. Th5+ Kg6 9. Le8+ Txe8#
b) 1. Kg8 Kf5 2. e7+ Kf6 3. Kh7 Kf7 4. Tg7+ Kf6 5. Tg6+ Kf7 6. Tf6+ Kxf6 7. De3 Kf7 8. Df3+ Tf5 9. Dh5+ Txh5#
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SCHRECKE: a)+b): C+, Gustav 4.1d, Brute Force (2020-12-12)
comment

Genre: s#
FEN: 5K2/3B4/2N1Pk2/4r3/3Q2R1/8/1B6/8
Input: Frank Müller, 2014-08-12
Last update: Marcin Banaszek, 2020-12-14 more...
5 - P1291010
Jozef Holubec
1118 Gaudium (145) 15/11/2014
P1291010
(7+4) C+
s#9
b) wTb7 nach c7
a) 1. Da5! Ke8 2. Kc5 Kf8 3. Tb8+ Ke7 4. Kd4 Kd6 5. Dd8+ Kc6 6. Ke3 Kc5 7. Le4 Kc4 8. Dd3+ Kc5 9. Sf2 g4#
b) 1. Ld3! Ke8 2. Tc8+ Kd7 3. Df8 Ke6 4. Kc5 Kd7 5. Kd4 Ke6 6. Ke3 Kd5,Kd7 7. De8+ Kd6 8. Tc6+ Kd5 9. Sf2 g4#
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Anton Baumann: a) & b) C+ Gustav 4.2a (2022-04-20)
comment

Genre: s#
FEN: 3k4/1R4p1/1K4Pb/2Q2Bp1/6N1/8/4P3/8
Input: Frank Müller, 2014-11-18
Last update: Marcin Banaszek, 2022-04-25 more...
6 - P1292536
Jozef Holubec
420 Problemiste 08/2014
P1292536
(4+2) C+
s#11
1. f8=D Kh1 2. Df4 Kg1 3. g8=D+ Kh1 4. Dd5+ Kg1 5. Dc1+ Kf2 6. h8=L Ke2 7. Le5 Kf2 8. Lh2 Ke2 9. Kg2 h3+ 10. Kh1 Kf2 11. Dg2+ hxg2#
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Anton Baumann: C+ Gustav 4.1d (2021-02-12)
comment
Keywords: konsekutive Umwandlungen 3 (DDL), Kindergarten Problem, Minimal, Miniature
Genre: s#
FEN: 8/5PPP/8/8/7p/7K/8/6k1
Input: Frank Müller, 2014-12-15
Last update: James Malcom, 2021-02-12 more...
7 - P1301121
Jozef Holubec
S2505 The Problemist 07/2014
4. ehrende Erwähnung
P1301121
(5+3) C+
s#12
b) -sTd3
a) 1. Da5+! Kb8 2. Da8+ Kc7 3. b8=D+ Kd7 4. Dc8+ Ke7 5. De4+ Kf7 6. Dce8+ Kg7 7. Tg6+ Kh7 8. Tg1+ Kh6 9. Df4+ Kh7 10. De7+ Kh8 11. Dd4+ Txd4 12. Dh4+ Txh4#
b) 1. b8=L+! Ka8 2. Da4+ La6 3. Lh2 Ka7 4. Tb1 Ka8 5. f4 Ka7 6. f5 Ka8 7. f6 Ka7 8. f7 Ka8 9. f8=L Ka7 10. Lc5+ Ka8 11. Dc6+ Lb7 12. Lcg1 Lxc6#
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Anton Baumann: C+ Gustav 4.1d (2020-12-21)
comment

Genre: s#
FEN: 8/kP6/1R6/8/1Q6/3r4/5P2/5b1K
Input: Frank Müller, 2015-04-07
Last update: Marcin Banaszek, 2020-12-21 more...
8 - P1332377
Jozef Holubec
1483 Gaudium 11/03/2017
P1332377
(9+3) C+
s#9
2 Lösungen
1) 1. Ke1! d5 2. Sf3+ Lh3 3. Sd4 Kh4 4. Tg5 dxe4 5. Sf3+ exf3 6. Th5+ Kg3 7. Dg5+ Lg4 8. T5h3+ Kg2 9. Ld2 f2#
2) 1. Tf2! Kg4 2. Txf5 Kg3 3. T5f1 d5 4. Ld4 dxe4 5. Lf2+ Kf4 6. Le1+ Ke3 7. Dc5+ Kxd3 8. Tf4 e3 9. Dc1 e2#
2. ... d5 3. Ld4 Kg3 4. T5f1 dxe4 5. Lf2+ ...
3. ... dxe4 4. T5f1+ Kg3 5. Lf2+ ...
1. ... d5 2. Txf5+ Kg4 3. Ld4 Kg3 4. T5f1 dxe4 5. Lf2+ ...
3. ... dxe4 4. T5f1 Kg3 5. Lf2+ ...
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more ...
comment

Genre: s#
Computer test: Gustav 4.1d
FEN: 8/8/3pB3/1Q3b1k/4P2N/3PB3/6R1/3K3R
Input: Frank Müller, 2017-03-12
Last update: Marcin Banaszek, 2021-03-23 more...
9 - P1381075
Jozef Holubec
F211 SuperProblem (Website) 07/04/2020
P1381075
(7+4) C+
s#10
1. Sbd1+! Kc7 2. Txf7+ Kc6 3. Dxc4+ Kd6 4. De6+ Kc5 5. Tc7+ Kd4 6. Sc2+ Kd3 7. Td7+ Kxc2 8. Dg6+ Te4 9. Dc6+ Tc4 10. Da4+ Txa4#
1. ... Ka8 2. Dd8+ Ka7 3. Txf7+ Ka6 4. Dd6+ Ka5 5. Tf5+ Ka4 6. Sb2+ Kb3 7. Tb5+ Kc3 8. Sbd1+ Txd1 9. T5b3+ cxb3 10. Tc1+ Txc1#
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comment
Keywords: Checking key
Genre: s#
Computer test: Gustav 4.1d, Brute Force
FEN: 8/1k3b2/5R2/8/2pQ2B1/4N3/1N6/KR2r3
Input: Marcin Banaszek, 2020-10-17
Last update: Alfred Pfeiffer, 2020-10-19 more...
10 - P1381408
Jozef Holubec
Gravure 2020
2. Lob
P1381408
(7+2) C+
s#8
b) +wBa2
a) 1. La2! Kd4 2. Dg1+ Ke4 3. Ke1 Kf5 4. Tf3+ Ke4 5. Ld2 Kxf3 6. Th4 e4 7. Kf1 e3 8. Le1 e2#

b) 1. Lf8! Kd4 2. Th4+ e4 3. Lb4 Kxc4 4. La5 Kd4 5. Kd1 Kc4 6. Ta4+ Kd3 7. Dc1 e3 8. Le1 e2#
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more ...
comment
Keywords: Twin, Pawn mate, Echo, Selfblock, Model mate
Genre: s#
Computer test: Gustav 4.1d, Brute Force
FEN: 8/5N1R/7B/4p1Q1/2B1k3/R7/3K4/8
Input: Olaf Jenkner, 2020-10-31
Last update: Alfred Pfeiffer, 2020-11-03 more...
11 - P1384262
Jozef Holubec
S448 Problemist Ukrainy 10-12/2020
P1384262
(12+3) C+
s#9
b) sBd5 statt wBd5
c) wBa6 statt sBa6
a) 1. Da5-a3+! Kb3-c2 2. Da3-a4+ Tb8-b3 3. Td1-d3 a6-a5 4. Sc4-b6 Kc2xb2 5. Td3xb3+ Kb2-c2 6. Tb3-b4+ Kc2-c3 7. 0-0-0 a5xb4 8. Le2-d3 b4-b3 9. Ld3-b1 b3-b2#
b) 1. Se6-c5+! Kb3-c2 2. Sc4-a3+ Kc2xb2 3. Sc5-d3+ Kb2-b3 4. Ta1-b1+ Kb3-a2 5. Sd3-b4+ Tb8xb4 6. Td1-d2+ Tb4-b2 7. Da5xd5+ Ka2xa3 8. Dd5-a5+ Ka3-b3 9. Ke1-d1 Tb2xb1#
c) 1. Sc4-d2+! Kb3-c2 2. Da5-c5+ Kc2xb2 3. Dc5-a3+ Kb2-c2 4. Ta1-a2+ Tb8-b2 5. Le2-f3 Tb2xa2 6. Da3-c1+ Kc2-d3 7. Dc1-c4+ Kd3-e3 8. Sd2-f1+ Ke3xf3 9. Dc4-e2+ Ta2xe2#
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Henrik Juel: Popeye 4.61 with 'opt non 0 1' found no flaws in a) and b) (2020-12-27)
Henrik Juel: ditto for c) with 'opt non 1 1'
1.Sd2+ Kxb2? 2.Da3+ and s#8 (2020-12-27)
SCHRECKE: a),b)+c): C+, Gustav 4.1d, Brute Force (2021-01-05)
comment

Genre: s#
Computer test: Gustav 4.1d
FEN: 1r6/8/p2PN3/Q2PP3/2NP4/1k6/1P2B3/R2RK3
Input: Marcin Banaszek, 2020-12-27
Last update: Marcin Banaszek, 2021-01-06 more...
12 - P1398268
Jozef Holubec
S2859 The Problemist 28-3, p. 110, 05/2021
P1398268
(4+6) C+
s#12
b) sTd7->f7
a) 1. Ta1+! Kb2 2. Ta2+ Kc1 3. Ld3+ Kd1 4. Dc2+ Ke1 5. Df2+ Kd1 6. De2+ Kc1 7. De3+ Kd1 8. Le2+ Ke1 9. Ta1+ Td1 10. Lxd1+ Kf1 11. La4+ Kg2 12. Lc6+ Lxc6#
b) 1. Tb3+! Ka2 2. Tb6+ Ka3 3. Db4+ Ka2 4. Db1+ Ka3 5. Dc1+ Ka2 6. Lb1+ Ka1 7. Ta6+ La4 8. Ld3+ Ka2 9. Dc2+ Ka3,Ka1 10. Dxa4+ Kb2 11. Da1+ Kb3 12. Tb6+ Sxb6#
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Henrik Juel: Popeye 4.61 with 'opt non 0 1 thr 0' found no flaws
(part b required 'non 2 1') (2022-01-11)
SCHRECKE: a)+b): C+, Gustav 4.2a, Brute Force (2022-01-12)
comment

Genre: s#
FEN: K1n1b3/3r4/8/8/2Q3p1/k7/2B4b/1R6
Input: Felber, Volker, 2022-01-11
Last update: Marcin Banaszek, 2022-01-17 more...
13 - P1402670
Jozef Holubec
S2883 The Problemist 28-6, p. 240, 11/2021
P1402670
(8+2) C+
s#11
3 Lösungen
1) 1. Sa2! Ke1 2. Lb4+ Kf1 3. Tf3 Ke2 4. Tb3+ Kf1 5. Dg2+ Ke2 6. Sg3+ Kd1 7. Tb1+ Kc2 8. Sf5 Kd3 9. Df1+ Kc2 10. Sd4+ Lxd4 11. Tb2+ Lxb2#
2) 1. De2+! Kg1 2. Dd1+ Le1 3. Sf2 Kf1 4. g8=L Kg1 5. La2 Kf1 6. Dd3+ Kg1 7. Se2+ Kf1 8. Dh3+ Kxe2 9. Lb5+ Kd2 10. Dd3+ Kc1 11. Dc3+ Lxc3#
3) 1. g8=L! Ke1 2. Lb4+ Kf1 3. Df4 Kg1 4. Se2+ Kf1 5. Tc5 Kxe2 6. Lc4+ Kd1 7. Lf3+ Kc2 8. Dh2 Kc1 9. La2+ Lxc5 10. La3+ Lxa3 11. Db2+ Lxb2#
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SCHRECKE: Lösung:
I) 1. Sa2! Ke1 2. Lb4+ Kf1 3. Tf3 Ke2 4. Tb3+ Kf1 5. Dg2+ Ke2 6. Sg3+ Kd1 7. Tb1+ Kc2 8. Sf5 Kd3 9. Df1+ Kc2 10. Sd4+ Lxd4 11. Tb2+ Lxb2#
II) 1. De2+! Kg1 2. Dd1+ Le1 3. Sf2 Kf1 4. g8=L Kg1 5. La2 Kf1 6. Dd3+ Kg1 7. Se2+ Kf1 8. Dh3+ Kxe2 9. Lb5+ Kd2 10. Dd3+ Kc1 11. Dc3+ Lxc3#
III) 1. g8=L! Ke1 2. Lb4+ Kf1 3. Df4 Kg1 4. Se2+ Kf1 5. Tc5 Kxe2 6. Lc4+ Kd1 7. Lf3+ Kc2 8. Dh2 Kc1 9. La2+ Lxc5 10. La3+ Lxa3 11. Db2+ Lxb2# (2022-11-19)
comment
Keywords: Minimal (l)
Genre: s#
FEN: 8/6P1/2BB4/5R2/6Q1/8/5b2/K1N2k1N
Input: Felber, Volker, 2022-07-13
Last update: Marcin Banaszek, 2022-11-20 more...
14 - P1413625
Jozef Holubec
The Royal Moroccan Chess Federation (FRME) 11/2023
Lob
9th FRME Tourney
P1413625
(8+3) C+
s#10
b) Kd4>f6
a) 1. Dd2-e3+! Kg3-h4 2. Lh3-g2+ Kh4-g4 3. Sd5-f6+ Kg4-f5 4. De3-f2+ Kf5-g5 5. Sf6-h7+ Kg5-g4 6. Lg2-f3+ Kg4-f4,Kf5 7. Lf3-d5+ Kf4-g4 8. Df2-h4+ Kg4-f5 9. Dh4-h3+ Kf5-f4 10. Sf8-e6+ Sg7xe6#
b) 1. Dd2-g2+! Kg3-h4 2. Sf8-g6+ Kh4-h5 3. Dg2-g4+ Kh5-h6 4. Dg4-g5+ Kh6-h7 5. Sg6-f8+ Kh7-g8 6. Sf8-e6 Kg8-h7 7. Dg5-g6+ Kh7-g8 8. Dg6-f7+ Kg8-h7 9. Sd5-e7 Kh7-h6 10. Lh3-f5+ Sg7-h5#
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Judge Sergiy Borodavkin
Henrik Juel: a) Popeye 4.61 with opt 'non 1 1 thr 0' found no flaws (2023-11-23)
SCHRECKE: a)+b): C+, Gustav 4.2e, Brute Force (2023-11-24)
comment

Genre: s#
Computer test: Gustav 4.2e
FEN: 5N1b/6n1/8/3N4/2PK4/3P2kB/3Q4/7R
Input: Marcin Banaszek, 2023-11-23
Last update: Marcin Banaszek, 2024-03-04 more...
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The problems of this query have been registered by the following contributors:

Frank Müller (8)
Marcin Banaszek (3)
Olaf Jenkner (1)
Felber, Volker (2)