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Problem 749: Abdelaziz Onkoud - helpmate
abdelaziz.onkoud2(3.8.2016) The  helpmate expert of Morocco shows a complex double cycle, but needed to use 3 BBs.  Can it be improved?  That is the challenge for our other experts!
 
 
 
 
 
 
 749. Abdelaziz Onkoud (Morocco)
3.8.2016
748
H#2        4 Sols.        (10+13)
 
 
 
1.Rc4 Rc2 2.Rxd4 Rxc5 #
1.Kc4 Sc6 2.Rxd2+ Sxd2 #
 
1.Kxe5 Sxg3 2.Bxf3+ Sxf3 #
1.Bg6 Qg4 2.Bxe4 Qxe6 #

 

 

Zilahi Cycle of captured and mating white piece!

Sd4-Rd2-Se4-Qf3-Sd4.

 

Cycle of capturing and captured piece!

Bh5xSe4/Se4xRc2/Rc2xSd4/Sd4xBh5

 

 
 
 
 
 

Comments  

 
0 #1 Ganapathi 2016-08-03 16:22
1st solution should read 1.Rc4 Rc2 2.R:d4 R:c5# Please correct.
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0 #2 Seetharaman Kalyan 2016-08-03 16:47
Quoting Ganapathi:
1st solution should read 1.Rc4 Rc2 2.R:d4 R:c5# Please correct.

Thanks Ganapathi. Since corrected.
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+1 #3 Neboj?a Joksimovi? 2016-08-07 12:21
algebraic:
black: [Qg8, Rh2, Bh3, Ke4, Rd1, Sf6, Pb3, Pg3, Bc7, Sc4]
white: [Pc3, Pe5, Kf1, Qg2, Pf4, Sf3, Se3, Pg4, Re1, Ph4]
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+1 #4 Onkoud 2016-08-11 20:27
Position finale:

Abdelaziz ONKOUD &
Nebojsa JOKSIMOVIC
KoBulChess 2016

6q1/8/5s2/4P3/2sbkPPP/1p2SSpb/2p3Qr/3rRK2
White : Kf1 Qg2 R?1 S?3f3 P?5f4g4h4
Black : K?4 Qg8 Rh2d1 Bd4h3 Sf6?4 Pb3g3?2

h‡2 (9+11) C+
4.1.1.1

1.Td3 Td1 2.T??3 T?d4‡
1.F?g4 Dh3 2.F?f3 Df5‡
1.Rd3 Cd5 2.T??1+ C??1‡
1.R?f4 C?h2 2.F?g2+ C?g2‡

Quand la Ce3 est capture la Te1 mate
Quand la Te1 est capture le Cf3 mate
Quand le Cf3 est capture la Dg2 mate
Quand la Dg2 est capure le Ce3 mate.

Cycle de capture :
Quand le Fh3 capture le Cf3.
Le Cf3 capture la Td1
La Td1 capture le Ce3
Le Ce3 capture le Fh3

Zilahi cyclique ? 4 cha?nons
Bristol bicolore
Effets Umnov
Echecs crois?s
Echo diagonal-orthogonal
Cycle de captures
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0 #5 Onkoud 2016-08-11 20:55
See the link for diagramm.

www.onkoud.com/.../
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+1 #6 Vitaly Medintsev 2016-08-12 17:52
Here is the diagram

Good version!
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0 #7 Seetharaman Kalyan 2016-08-14 05:58
Nebojsa has magical touch!
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0 #8 Onkoud 2016-08-14 20:39
Quoting Vitaly Medintsev:
Here is the diagram

Good version!


Thanks Vitaly.
Quote
 

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