Problems:
https://drive.google.com/file/d/0B2-Lv0IlDIs6YVhycFVTSTBJcEU/view?usp=sharing
Problems with solutions:
https://drive.google.com/file/d/0B2-Lv0IlDIs6YlNRazNoTHQzS0E/view?usp=sharing
Solvers and Grades :
https://drive.google.com/file/d/0B2-Lv0IlDIs6SHRiell6VEVOekk/view?usp=sharing
Aegaleo Athens, Icaria island, Syros island
CHESS, CHESS PROBLEM, STUDY, COMPOSER, SOLVER, PROBLEMIST, THEME, KEY, TASK, FAIRY, HELPMATE, SELFMATE, UNIQUENESS, ECONOMY, BEAUTY, ART, WITH A SPECIAL INTEREST FOR GREECE.
Showing posts with label __Studies. Show all posts
Showing posts with label __Studies. Show all posts
Monday, September 25, 2017
Tuesday, March 28, 2017
16th Greek Championship in Solving, 2017-03-26
The 16th Greek Championship in Solving Chess Problems took place on Sunday 26-iii-2017, in the Aigaleo chess club, in Athens.
Problems 1st round.
https://drive.google.com/file/d/0B2-Lv0IlDIs6MEhuT3RWQWNhMzA/view?usp=sharing
Problems 2nd round.
https://drive.google.com/file/d/0B2-Lv0IlDIs6MXZsMkI0bjFlMVk/view?usp=sharing
Solutions 1st round.
https://drive.google.com/file/d/0B2-Lv0IlDIs6TG5VUmZ0elg2NjQ/view?usp=sharing
Solutions 2nd round.
https://drive.google.com/file/d/0B2-Lv0IlDIs6a0h3NEhvbWFvVVU/view?usp=sharing
Final results.
https://drive.google.com/file/d/0B2-Lv0IlDIs6T19DS20zTGRyalk/view?usp=sharing
Problems 1st round.
https://drive.google.com/file/d/0B2-Lv0IlDIs6MEhuT3RWQWNhMzA/view?usp=sharing
Problems 2nd round.
https://drive.google.com/file/d/0B2-Lv0IlDIs6MXZsMkI0bjFlMVk/view?usp=sharing
Solutions 1st round.
https://drive.google.com/file/d/0B2-Lv0IlDIs6TG5VUmZ0elg2NjQ/view?usp=sharing
Solutions 2nd round.
https://drive.google.com/file/d/0B2-Lv0IlDIs6a0h3NEhvbWFvVVU/view?usp=sharing
Final results.
https://drive.google.com/file/d/0B2-Lv0IlDIs6T19DS20zTGRyalk/view?usp=sharing
Sunday, January 08, 2017
4th Greek Cup, problems, solutions, results
The 4th Greek Cup in solving chess problems took place today 08/01/2017.
Mr Nikos Mendrinos had the general responsibility for the event and the selection of problems.
The Problems
https://drive.google.com/file/d/0B2-Lv0IlDIs6d05uYVZpQktieUE/view?usp=sharing
The solutions with comments
https://drive.google.com/file/d/0B2-Lv0IlDIs6U1NvLVJYZ3JuZjg/view?usp=sharing
The results (23/01/2017):
https://drive.google.com/file/d/0B2-Lv0IlDIs6ZFIxa3J4VTFVRzA/view?usp=sharing
Press release
https://drive.google.com/file/d/0B2-Lv0IlDIs6akRISDVBTFVZN1E/view?usp=sharing
Photo from Aegaleo, Athens
Mr Nikos Mendrinos had the general responsibility for the event and the selection of problems.
The Problems
https://drive.google.com/file/d/0B2-Lv0IlDIs6d05uYVZpQktieUE/view?usp=sharing
The solutions with comments
https://drive.google.com/file/d/0B2-Lv0IlDIs6U1NvLVJYZ3JuZjg/view?usp=sharing
The results (23/01/2017):
https://drive.google.com/file/d/0B2-Lv0IlDIs6ZFIxa3J4VTFVRzA/view?usp=sharing
Press release
https://drive.google.com/file/d/0B2-Lv0IlDIs6akRISDVBTFVZN1E/view?usp=sharing
Photo from Aegaleo, Athens
Labels:
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Tuesday, December 06, 2016
Small Studies, by Panagiotis Konidaris
There is a good work about studies, by Panagiotis Konidaris, published in Greek. Mr Konidaris is a writer and chess-player from the island Meganissi, near Lefkada, Greece.
The studies are compositions (that is they are not necessarily endings of actual OTB games, but they are created by a composer), aiming to show some hidden features of game endings.
Here the composer and solver Konidaris has selected some memorable studies for presentation, explaining the solutions in a pleasant way. I will not translate the text, but I believe that you can see the studies and their solutions.
First part, here : http://kallitexniko-skaki.blogspot.gr/2016/11/1-6.html
Second part, here : http://kallitexniko-skaki.blogspot.gr/2016/11/2-6.html
Third part, here : http://kallitexniko-skaki.blogspot.gr/2016/11/3-6.html
Fourth part, here : http://kallitexniko-skaki.blogspot.gr/2016/11/4-6.html
Fifth part, here : http://kallitexniko-skaki.blogspot.gr/2016/12/5-6.html
Sixth part, here : http://kallitexniko-skaki.blogspot.gr/2016/12/6-6.html
The studies are compositions (that is they are not necessarily endings of actual OTB games, but they are created by a composer), aiming to show some hidden features of game endings.
Here the composer and solver Konidaris has selected some memorable studies for presentation, explaining the solutions in a pleasant way. I will not translate the text, but I believe that you can see the studies and their solutions.
First part, here : http://kallitexniko-skaki.blogspot.gr/2016/11/1-6.html
Second part, here : http://kallitexniko-skaki.blogspot.gr/2016/11/2-6.html
Third part, here : http://kallitexniko-skaki.blogspot.gr/2016/11/3-6.html
Fourth part, here : http://kallitexniko-skaki.blogspot.gr/2016/11/4-6.html
Fifth part, here : http://kallitexniko-skaki.blogspot.gr/2016/12/5-6.html
Sixth part, here : http://kallitexniko-skaki.blogspot.gr/2016/12/6-6.html
Labels:
__Studies,
_Cooperations,
(GRE) Konidaris
Monday, October 31, 2016
15th Greek Solving Contest
The contest was held in parallel in Athens and Patras.
The problems were selected by Ioannis Garoufalidis.
Problems :
First Round. https://drive.google.com/file/d/0B2-Lv0IlDIs6akY1TWtJQk00Um8/view?usp=sharing
Second Round. https://drive.google.com/file/d/0B2-Lv0IlDIs6RF9rRU9TdGdFRGM/view?usp=sharing
Solutions :
First Round. https://drive.google.com/file/d/0B2-Lv0IlDIs6amVnWDFkTGVfZ00/view?usp=sharing
Second Round. https://drive.google.com/file/d/0B2-Lv0IlDIs6QXhncENLM2NiMGc/view?usp=sharing
Results: https://drive.google.com/file/d/0B2-Lv0IlDIs6dWVMVHpHZDNPX1k/view?usp=sharing
Solvers who participated :
01. Sidiropoulos N
02. Papastavropoulos A
03. Mendrinos N
04. Konidaris P
05. Masouros P
06. Anemodouras L
07. Skyrianoglou D
08. Fougiaxis H
09. Spiliadis A
10. Manolas E
11. Pountzas C
12. Petridis E
13. Kollias I
14. Moutzouris I
15. Vlachos E
16. Kalyva K
17. Vaggopoulos A
18. Christodoulou S
19. Aggelis P
20. Christodoulou G
The problems were selected by Ioannis Garoufalidis.
Problems :
First Round. https://drive.google.com/file/d/0B2-Lv0IlDIs6akY1TWtJQk00Um8/view?usp=sharing
Second Round. https://drive.google.com/file/d/0B2-Lv0IlDIs6RF9rRU9TdGdFRGM/view?usp=sharing
Solutions :
First Round. https://drive.google.com/file/d/0B2-Lv0IlDIs6amVnWDFkTGVfZ00/view?usp=sharing
Second Round. https://drive.google.com/file/d/0B2-Lv0IlDIs6QXhncENLM2NiMGc/view?usp=sharing
Results: https://drive.google.com/file/d/0B2-Lv0IlDIs6dWVMVHpHZDNPX1k/view?usp=sharing
Solvers who participated :
01. Sidiropoulos N
02. Papastavropoulos A
03. Mendrinos N
04. Konidaris P
05. Masouros P
06. Anemodouras L
07. Skyrianoglou D
08. Fougiaxis H
09. Spiliadis A
10. Manolas E
11. Pountzas C
12. Petridis E
13. Kollias I
14. Moutzouris I
15. Vlachos E
16. Kalyva K
17. Vaggopoulos A
18. Christodoulou S
19. Aggelis P
20. Christodoulou G
Labels:
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__h#n,
__s#n,
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_Solving_Contests
Monday, June 13, 2016
13-ESSNA solving contest
13th Open Solving contest "Championship of Attiki".
It is organised by the Union of Chess Clubs Of Attiki Prefecture (around Athens, Greece).
Place : Chess Club of Aegaleo.
Time : Sunday, June 12, 17:00 - 20:00.
Judge (and program selector) : Ioannis Garoufalidis
https://drive.google.com/file/d/0B2-Lv0IlDIs6d1F3d1U3UXY3T2c/view?usp=sharing
https://drive.google.com/file/d/0B2-Lv0IlDIs6ZzN4YmFnQVhMaDA/view?usp=sharing
https://drive.google.com/file/d/0B2-Lv0IlDIs6UGhtSGFLa0duMnM/view?usp=sharing
It is organised by the Union of Chess Clubs Of Attiki Prefecture (around Athens, Greece).
Place : Chess Club of Aegaleo.
Time : Sunday, June 12, 17:00 - 20:00.
Judge (and program selector) : Ioannis Garoufalidis
The problems :
https://drive.google.com/file/d/0B2-Lv0IlDIs6d1F3d1U3UXY3T2c/view?usp=sharing
The solutions :
https://drive.google.com/file/d/0B2-Lv0IlDIs6ZzN4YmFnQVhMaDA/view?usp=sharing
Ranking of solvers :
https://drive.google.com/file/d/0B2-Lv0IlDIs6UGhtSGFLa0duMnM/view?usp=sharing
Photos from the event
(by Dim. Skyrianoglou)
Labels:
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_event_ESSNA,
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Friday, April 15, 2016
OPEN, 12 ECSC 2016, Athens
Open Tourney during 12 ECSC (European Chess Solving Championship) 2016, in Glyfada Athens.
The problems :
https://drive.google.com/file/d/0B2-Lv0IlDIs6TnFMOEVlWjVVeEk/view?usp=sharing
The solutions :
https://drive.google.com/file/d/0B2-Lv0IlDIs6b0dzVDUwcUFpR3c/view?usp=sharing
The results (updated 17-04-2016) :
https://drive.google.com/file/d/0B2-Lv0IlDIs6Ri10eVUwRUhTM3M/view?usp=sharing
The problems :
https://drive.google.com/file/d/0B2-Lv0IlDIs6TnFMOEVlWjVVeEk/view?usp=sharing
The solutions :
https://drive.google.com/file/d/0B2-Lv0IlDIs6b0dzVDUwcUFpR3c/view?usp=sharing
The results (updated 17-04-2016) :
https://drive.google.com/file/d/0B2-Lv0IlDIs6Ri10eVUwRUhTM3M/view?usp=sharing
Labels:
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Sunday, January 04, 2015
2nd Greek Cup on Solving, 2015, the problems
You will find the problems here :
https://drive.google.com/file/d/0B2-Lv0IlDIs6TTZPckMzNGpBeDA/view?usp=sharing
You will find a solutions sheet (with Greek commentary) here :
https://drive.google.com/file/d/0B2-Lv0IlDIs6Mk1YaHA0ZEh4ODg/view?usp=sharing
https://drive.google.com/file/d/0B2-Lv0IlDIs6TTZPckMzNGpBeDA/view?usp=sharing
You will find a solutions sheet (with Greek commentary) here :
https://drive.google.com/file/d/0B2-Lv0IlDIs6Mk1YaHA0ZEh4ODg/view?usp=sharing
Labels:
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Monday, June 23, 2014
13th Greek Championship in Solving, 2014
The 13th Greek Championship in Solving Chess Problems this year went to Patras, Greece, first time away from Athens.
It was organized by The Patras Chess Group (SOP) and was hosted by the Chamber of Achaia in a very nice conference room, and there were 24 participants. Available time for solving : 3 hours.
Here you may see the problems, selected by the judge Ioannis Garoufalidis, who said the problems were easy because he decided to lower the level a bit so that more solvers can solve them, and their solutions.
With 5 points per problem, solving 12 problems you get 60 points maximum.
The problems ...
... and their solutions.
It was organized by The Patras Chess Group (SOP) and was hosted by the Chamber of Achaia in a very nice conference room, and there were 24 participants. Available time for solving : 3 hours.
| Surname Name | nr. 1 |
nr. 2 |
nr. 3 |
nr. 4 |
nr. 5 |
nr. 6 |
nr. 7 |
nr. 8 |
nr. 9 |
nr. 10 |
nr. 11 |
nr. 12 |
total | mins | rank | up to 18 |
w |
| Mendrinos Nikos | 5 | 5 | 5 | 5 | 4 | 5 | 5 | 1 | 0 | 35 | 180 | 1 | |||||
| Papastavropoulos Andreas | 5 | 5 | 5 | 5 | 4 | 5 | 0 | 29 | 180 | 2 | |||||||
| Konidaris Panagiotis | 5 | 5 | 0 | 3 | 5 | 0 | 4 | 3 | 25 | 180 | 3 | ||||||
| Spyropoulos Giorgos | 5 | 5 | 5 | 0 | 0 | 5 | 0 | 0 | 20 | 180 | 4 | ||||||
| Spiliadis Athanasios | 5 | 5 | 4 | 1 | 2 | 0 | 17 | 180 | 5 | ||||||||
| Fougiaxis Harry | 5 | 5 | 5 | 1 | 16 | 180 | 6 | ||||||||||
| Triantos Konstantinos | 5 | 5 | 5 | 0 | 0 | 0 | 15 | 167 | 7 | v | |||||||
| Betsos Titos | 5 | 5 | 5 | 15 | 180 | 8, 9 | |||||||||||
| Pountzas Chrysanthos | 5 | 5 | 0 | 5 | 0 | 15 | 180 | 8, 9 | |||||||||
| Alexandrou Anastasios | 5 | 5 | 4 | 0 | 14 | 180 | 10 | ||||||||||
| Masouros Panagiotis | 5 | 0 | 5 | 0 | 0 | 4 | 14 | 180 | 11 | ||||||||
| Malataras Gerasimos | 5 | 5 | 3 | 0 | 0 | 13 | 180 | 12 | v | ||||||||
| Athanasopoulos Kyriakos | 5 | 5 | 0 | 10 | 170 | 13 | v | ||||||||||
| Vaggopoulos Anastasios | 5 | 0 | 3 | 0 | 0 | 0 | 8 | 180 | 14 | ||||||||
| Stamatopoulos Apostolos | 5 | 0 | 0 | 0 | 2 | 7 | 161 | 15 | v | ||||||||
| Zaronikas Dimitris | 5 | 0 | 0 | 2 | 0 | 7 | 168 | 16 | v | ||||||||
| Manolas Emmanuel | 0 | 0 | 4 | 0 | 0 | 3 | 7 | 180 | 17 | ||||||||
| Kalyva Kyriaki | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 171 | 18, 20 | v | v | |||||
| Mavromati Aggeliki | 5 | 0 | 0 | 5 | 171 | 18, 20 | v | ||||||||||
| Kakoulidis Vasilis | 5 | 5 | 171 | 18, 20 | v | ||||||||||||
| Betsos Nicolas-Evaggelos | 5 | 0 | 0 | 0 | 0 | 5 | 173 | 21 | v | ||||||||
| Stefanatos Gerasimos | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 180 | 22 | v | ||||||
| Stamatopoulos Giorgos | 0 | 0 | 0 | 180 | 23 | v |
Here you may see the problems, selected by the judge Ioannis Garoufalidis, who said the problems were easy because he decided to lower the level a bit so that more solvers can solve them, and their solutions.
With 5 points per problem, solving 12 problems you get 60 points maximum.
The problems ...
... and their solutions.
Wednesday, June 18, 2014
German Championship in Solving, 2014
For your information, and for a chance of training for chess solvers, we present here the compositions given to participants in the German Solving Champioship 2014, in Illertissen.
First round, Twomovers --- Solutions for first round
Second round, Threemovers --- Solutions for second round
Third round, Studies --- Solutions for third round
Fourth round, Selfmates --- Solutions for fourth round
Fifth round, Moremovers --- Solutions for fifth round
Sixth round, Helpmates --- Solutions for sixth round
Results
First round, Twomovers --- Solutions for first round
Second round, Threemovers --- Solutions for second round
Third round, Studies --- Solutions for third round
Fourth round, Selfmates --- Solutions for fourth round
Fifth round, Moremovers --- Solutions for fifth round
Sixth round, Helpmates --- Solutions for sixth round
Results
Labels:
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_Solving_Contests
Monday, May 19, 2014
10th European Chess Solving Champioship, results
It is announced on the site of World Federation for Chess Compositions, WFCC, that the 10th European Chess Solving Contest, ECSC, was carried out in Igalo of Montenegro, May 16-18 2014.
The results were posted on the site www.selivanov.ru .
ECSC
18 problems, 90 points maximum
The Greek champion Nikos Mendrinos is very happy for the 10th place, the 2nd IM norm and the title FM (as he is over 2400 Elo).
Problems
Solutions
(A small surprise for me here it was the selected eight-mover).
Open
12 problems, 60 points maximum
Team
1.Πολωνία, 2.Ρωσία, 3.Σερβία
Quick
programm
participants
fotoalbum
The results were posted on the site www.selivanov.ru .
ECSC
18 problems, 90 points maximum
| . | Solver | ELO | Points | Performance |
| 1 | Murdzia, Piotr | 2775,72 | 86,00 | 2836 |
| 2 | Evseev, Georgy | 2778,06 | 79,00 | 2735 |
| 3 | Filipovic, Marko | 2624,82 | 74,50 | 2670 |
| 10 | Mendrinos, Nikos | 2346,72 | 68,50 | 2584 |
| 44 | Kourkoulos-Arditis, Stamatis | - | 40,60 | 2183 |
| 58 | Fougiaxis, Harry | 1982,75 | 25,30 | 1964 |
The Greek champion Nikos Mendrinos is very happy for the 10th place, the 2nd IM norm and the title FM (as he is over 2400 Elo).
Problems
Solutions
(A small surprise for me here it was the selected eight-mover).
Open
12 problems, 60 points maximum
| . | Solver | ELO | Points | Performance |
| 1 | Mestel, Jonathan | 2550,63 | 60,00 | 2776 |
| 2 | Murdzia, Piotr | 2775,72 | 57,00 | 2706 |
| 3 | Gorski, Piotr | 2500,04 | 56,50 | 2695 |
| 36 | Fougiaxis, Harry | 1982,75 | 36,50 | 2232 |
| 38 | Mendrinos, Nikos | 2346,72 | 35,75 | 2215 |
| 54 | Kourkoulos-Arditis Stamatis | - | 27,00 | 2012 |
Team
1.Πολωνία, 2.Ρωσία, 3.Σερβία
Quick
programm
participants
fotoalbum
Labels:
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__s#n,
__Studies,
_event_ECSC,
_Solving_Contests,
(GRE) Mendrinos
Saturday, October 19, 2013
Three studies by Kyriakos Fragoulis
Kyriakos Fragoulis (1935 - 1997), from Leykada island in Greece, became well known in composing circles with his studies. There were other Greeks also creating chess problems of various types, but Kyriakos Fragoulis was composing exclusively studies.
Study is a position with stipulation "White plays and wins" or "White plays and draws" without specifying in how many moves we must achieve it. The study is like an endgame, but it is a composition, it is not coming from a game.
The players of over the board chess are solving studies as an exercice.
These studies were sent to me by Panagiotis Konidaris from Meganissi (an island near Leykada), who had actually met Kyriakos Fragoulis. Panagiotis says that he found them in some old and turned yellow pieces of paper (thanks Panagiotis!), and they are unpublished, as far as I know.
Their solutions are visible only if you select the text between the square brackets [...].
Study is a position with stipulation "White plays and wins" or "White plays and draws" without specifying in how many moves we must achieve it. The study is like an endgame, but it is a composition, it is not coming from a game.
The players of over the board chess are solving studies as an exercice.
These studies were sent to me by Panagiotis Konidaris from Meganissi (an island near Leykada), who had actually met Kyriakos Fragoulis. Panagiotis says that he found them in some old and turned yellow pieces of paper (thanks Panagiotis!), and they are unpublished, as far as I know.
Their solutions are visible only if you select the text between the square brackets [...].
Problem-744 Kyriakos Fragoulis, Greece original |
|
8/6Pb/P1K5/7k/8/8/5P1r/8 (4 + 3) = White plays and draws |
Solution : [1.g8=Q! (1.a7? Be4+! 2.K~ Rg2 -+) Bxg8 2.a7! Bh7 3.Kd5! Rh4 (3...Bg8+ 4.Kc6 Bh7 5.Kd5) 4.f4! Rxf4 5.a8=Q! Be4+ 6.Ke5 Bxa8 7.Kxf4=] |
Problem-745 Kyriakos Fragoulis, Greece original |
|
8/8/1r3p2/7K/6P1/6Pk/1S6/4R3 (5 + 3) + White plays and wins |
Solution : [1.Sc4! Rb5+ (1…Rb4 2.Se3! Kxg3 3.Sd5! Rxg4 4.Rg1+, +-), (1…Rb7 2. Sd6 Rh7+ 3.Kg6 Rd7 4. Se4! Kxg4 5.Sxf6+, +-) 2.Kg6 Rg5+ (2…Kxg3 3.Se3 Rg5+ 4.Kxf6 Rg8 5.Rg1+ Kf3 6.g5 +-) 3.Kxf6 Rxg4 4.Se3! Rxg3 (4…R~ 5.g4 +-) (4…Rg8 5.Rh1+ Kxg3 6.Rg1+ K~ 7.Rxg8 +-) 5.Rh1# The chess program Fritz prefers other continuation, without surprises and with many moves 1.Sd3 Rb5+ 2.Kh6 Kxg4 3.Re3 Rf5 4.Sf4 Re5 5.Rd3 f5 6.Sd5 Re6+ 7.Kg7 +- ] |
Problem-746 Kyriakos Fragoulis, Greece original |
|
8/S7/7p/1p5k/6p1/6KP/8/8 (3 + 4) + White plays and wins |
Solution : [1.h4! b4 2.Sc6! (2.Sb5? b3 3.Sd4 b2 4.Se2 Kg6 5.Sc3 h5 =) b3 3.Se5! b2 4.Sd3 b1=Q 5.Sf4#] |
Sunday, September 15, 2013
12th Greek Championship in Solving Chess Problems
It is the 12th Championship in Solving Chess Problems in Greece.
Winners : (1) Nikos Mendrinos, (2) Panagiotis Konidaris, (3) Stamatis Kourkoulos-Arditis
Try to solve these 12 problems. The solutions will be shown if you select the text between the brackets [ ].
12th Greek Championship, 15 IX 2013
Round 1
- Problems, Time 2 hours
(725) 1
#2, Mate in 2 moves, R7/1Q2pbKp/3Bk1P1/3R4/2pps2r/s5S1/6B1/3r2b1 (8 + 11) Anatoly Slesarenko & Valery Shansin 1. Prize, The Problemist, 2000 [Key : 1.Rg5! (5) [2.Qxe7#] 1...Sxd6 2.Bd5#, 1...Kxd6 2.Ra6#, 1...exd6 2.Qxf7# Changed mates, Themes Rudenko, Option, Chernet, etc] |
(726) 2
#3, Mate in 3 moves,8/2p1Sp2/2p5/1p1Bp2K/Qb2pkP1/5pS1/r1P2PsP/8 (9 + 11) Michael Keller & Thornsten Zirkwitz 1-2. Prize, Sachsische Zeitung, 2001 [Tries : {1.Bxf7? [2.Sg6#] Sh4!}, {1.Bxc6? [2.Sd5#] Se3!} Key : 1.h3! [2.Kh6 ~ 3.Sh5# (1)] 1...Rxc2 2.Qxc2 (1) 2...cxd5/ f5 3.Sxd5# / 3.Sg6# 1...Sh4 2.Bxc6 (1) Bxe7 3.Qxe4# 1...Se3 2.Bxf7 (1) Bxe7 3.Qxe4# 1...e3 2.Qxb4+ (1) e4 3.Qxe4# Logical, Themes Banny, Pseudo Le Grand]. |
(727) 3
#7, Mate in 7 moves,qr6/pp2Pb1B/rP6/p1R1SS1k/R4P2/2pPP2p/5p2/5K2 (11 + 11) Olivier Schmitt Diagrammes, 2011 [Tries : {1.Bg6? Bxg6!}, {1.Sd7? Rxb6!} Key : 1.Rc6! (1) 1...bxc6 2.Sd7 Kg4 3.Sf6+ Kf3 4.Ra2 Bxa2 5.Sd7 Kg4 6.Se5+ (3) Kh5 7.Bg6# 1...Rxb6 2.Sg7+ Kh4 3.Rxb6 [4.Sf5+ Kh5 5.Rh6#] axb6 4.Kxf2 [5.Sf3+ Kg4 6.Bf5#] Be6 5.Sf3+ Kg4 6.f5+ (1) Bc4 7.Rxc4# Switchback of wSe5, sacrifice of wR. Two foreplans for the deflection of bBf7]. |
(728) 4
+, White plays and wins,1b6/5b2/3p1B1k/8/6Kp/1P1S2S1/8/8 (5 + 5) Sergeo Nikolaevich Tkachenko 2nd Commendation, Israel-Chess-Composition-Society-50 JT, 1998 [1.Sf5+ Kg6 2.Bd8! (1) Bxb3 3.Se7+ Kf7 4.Sc6! Ke8 5.Ba5! (1) (5.Bb6? Kd7! 6.Sxb8+ Kc8 7.Sc6 Ld1+ 8.Kxh4 Kb7 9.Sd4 Kxb6! 10.Sb2 Kc5 11.Se6+ Kd5 12.Sf4+ Ke4) 5...Bc7! 6.Bxc7 Kd7 7.Sd4! (1) Bd1+ 8.Kxh4(1) (8.Kg5? Kxc7 9.Sb2 h3 10.Sxd1 h2 11.Sf2 Kb6 12.Kg4 Kc5 13.Se6+ Kc4) 8...Kxc7 9.Sb2! (1) +- Domination to ensure win (according Troitzky)]. |
(729) 5
h#3, 211111, Helpmate in 3 moves, 2 solutions 2R5/3S4/1pr4s/3p1kq1/2rs4/4p3/1K6/1b6 (3 + 10) Christer Jonsson 1.Prize, Schach, 1988 [1.Kg6 Rc7 2.Sh6-f5 Sf8+ 3.Kh6 Rh7# (2.5) 1.Ke4 Rd8 2.Sd4-f5 Sf6+ 3.Kd4 Rxd5# (2.5) Exchange of positions between bK and each bS, Model mates.] |
(730) 6
s#5, Selfmate in 5 moves,2b4R/1p1p1S2/1P1Q1RSb/P1p4k/1B6/2P2KP1/ 3P1P2/5B2 (14 + 6) Bohuslav Mikyska Sachove Listy, 1901 [Key : 1.Sh4! zugzwang (1) 1...c4 2.Bd3 cxd3 3.a6 bxa6 4.Ba5 Bb7+5.Qd5+ (2) Bxd5# 1...cxb4 2.Bh3 ~ 3.Sg2 ~ 4.Qc5+ d5 5.Bg4+ (2) Bxg4#] |
2#: Write the key.
3# and 7#: Write the key, possible threats and all the variations until the last-but-one white move
Study: Write all the moves until a visible win.
H#: Write the full solution
S#: Write the key, possible threats and all the variations until the last-but-one white move.
12th Greek Championship, 15 IX 2013
Round 2
- Problems, Time 2 hours
(731) 1
#2, Mate in 2 moves, sr6/3QS1bb/qB1S4/1R5r/p1P2R2/PPk1p2s/2B1P3/2K5 (12 + 10) Carel J. R. Sammelius 1-2 Prize, JT Nederlandse-Bond-van-Probleemvrienden-35, 1966 [Tries : {1.Se7-f5? Re8!}, {1.Sd6-f5? Sh3xf4!}, {1.Qf5? Sxb6!}, {1.Rf4-f5? Qb7!}, {1.Bf5? Qxb5!} Key: 1.Rb5-f5! (5) [2.Sd5# / Se4#] Sacrifice Novotni, where only one from six moves is right!] |
(732) 2
#3, Mate in 3 moves, 3S1b2/Q4B2/5pp1/1kpSpR2/8/p7/2b5/K7 (6 + 8) Cenek Kainer Casopis Sach 1921 [Key: 1.Sc6! [2.Sd5-b4 [3.Qa5/Qa6] cxb4 3.Sd4# (1) 1...Bxf5/Be4 2.Qa4+ (1) Kxa4 3.Sd5-c3# 1...gxf5 2.Sa5 (1) ~ 3.Be8# 1...Kxc6 2.Qb6+ (1) Kd7 3.Qc7# 1...Kc4 2.Qa6+(1) Kb3 3.Qb5# Sacrificial key, Model mates, Theme Cyclic Zilahi (the mating piece is captured in another variation)] |
(733) 3
#4, Mate in 4 moves, 2s5/3s1Q2/2R4B/qP1ppB2/S1pk2P1/Ppb1p3/4P3/5K2 (10 + 10) Igor A. Agapov (after Anatoly Styopochkin) Special Prize, 1st FIDE World Cup 2010 [Key: 1.Qe6! (1) [2.Bxe3+ Kxe3 3.Qh6+ Kd4 4.e3# (1) 1...Sf6 2.Qxe5+ Kxe5 3.Re6+ (1) Kd4 4.Bxe3# 1...Qd8 2.Rxc4+ Kxc4 3.Qc6+ (0.5) Kd4 4.Qxc3#, 3...Sc5 4.Qxc5#, 2...dxc4 3.Qc6 (0.5) Sc5 4.Qxc5#, 3...Sd6 4.Qxd6# 1...Bd2 2.Qxd5+ Kxd5 3.Be6+ (1) Kd4/Κe4 4.Rxc4# Changed mates, Switchback of bK, Themes Zilahi, Kniest, Bristol, Chumakov, ODT]. |
(734) 4
=, White plays and draws,6r1/2R3pk/q1s1p3/4S2K/b3P3/4P3/2Q5/8 (6 + 7) Amazia Avni Chess in Israel, 1999 [1.Qh2 (1) (1.Sf7? Qa5+ 2.e5+ g6+ (2...Βxc2? 3.Sg5+ Kh8 4.Sf7+ Kh7 5.Sg5+) 3.Kg4 (3.Kg5 Βxc2) 3...Qxc7 4.Sg5+ Kg7 5.Sxe6+ Kf7] 1...Rh8! (1...Re8? 2.Kg5+ Kg8 3.Rxg7+) 2.Sf7 (2.Kg5+? Kg8 3.Qf4 Sxe5) 2...Kg8+! 3.Sxh8 Qa5+ (3...Bd1+ 4.Kh4! Kxh8? 5.Kg3+) 4.Kg6! (1) (4.Kg4? Se5+) 4...Se5+ 5.Qxe5! Be8+! (5...Qxe5 6.Rc8+) 6.Rf7! Qxe5 = (3) Stalemate by self-pin.] |
(735) 5
h#6, Helpmate in 6 moves, 8/1s2k3/qp6/rB6/8/8/8/5K2 (2 + 5) Frantiek Korostenski Prize, Sachove Umeni 2001 [1.Kd6 Bd3 2.Qc4 Ke2 3.Qc7 Ba6 4.Kc6 Kd3 5.Rd5+ Kc4 6.Rd6 Bb5# (5) Circuit of wB and Pelle move (while it is pinned), Bicolour Bristol]. |
(736) 6
s#3, Selfmate in 3 moves,4b3/2S1p3/2p1p3/P1k1P2p/K4P1P/PR1R4/3S4/Q7 (11 + 5) Leonid Kubbel Jas 1935 , 1st Prize [Set play : 1…Bd7 2.Sxe6+ Bxe6 3.Rb5+ cxb5# Key: 1.Rd8! zugzwang (1) 1...Bd7 2.Qd4+ Kxd4 3.Kb4 (2) c5# 1...Bxg6 2.Qc1+ Bc2 3.Sb5 (1) cxb5# 1...Bf7 2.Sxe6+ Bxe6 3.Rb5+ (1) cxb5# Critical move of wR, Model mates]. |
2#: Write the key.
3# and 4#: Write the key, possible threats and all the variations until the last-but-one white move
Study: Write all the moves until a visible draw.
H#: Write the full solution
S#: Write the key, possible threats and all the variations until the last-but-one white move.
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