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Оригинални задачи - Декември 2012 (Част 1)

logoТова е част 1 от оригиналните задачи за м. Декември 2012 - последните двуходовки, триходовки и помощни матове за годишните турнири на сайта за 2012! Добре дошли на известните композитори Christer Jonsson, Janos Csak, Jozsef Pasztor, Rolf Wiehagen, Menachem Witztum, Stefano Mariani, Gabriele Brunori!

 

 

KoBulChess Оригинални задачи: Декември 2012 (Част 1)

Съдии за 2012: #2 - GM Milan Velimirovic IJ, #3 - FM Evgeny Fomichev IJ,

S# - GM Petko Petkov IJ, H# - IM Zoran Gavrilovski IJ,

Fairies - IM Manfred Rittirsch IJ

Редактор: Diyan Kostadinov IJ (email:   Е-мейл адресът e защитен от спам ботове.  )

 

dd1

85) 1.Qc5? (2.Q:c8#), 1…Bg5!

     1.Qb6! (2.Qd8#), 1…Sd:b6 2.Sf6#, 1…Sc:b6 2.Sed6#, 1…Bg5 2.Q:g6#

Very nice key, Chernet theme (Diyan Kostadinov)

86) 1...c4 a / e3 b 2.Se7 A / S:e3 B#

1.Rh6? (2.Se7 A#), 1…e3 b!, 1.Qb2? (2.Se3 B#), 1…c4 a!

1.d4! (2.Q:c5#), 1...c:d4 c / e:d3 e.p. d 2.Se7 A / Se3 B#, 1...e:d4 2.Rh5#

Hannelius, transferred mates (Diyan Kostadinov)

87) 1.R~? 1…b3!, 1.Rb3? 1…b:a5!

  1.b3! (zz) 1…d5 2.c:d5#, 1…d6 2.B:b6#, 1…d:c6 2.Sb7#, 1…d:e6 2.Sf:e6#

1…b5 2.c:b5#, 1…b:a5 2.R:a5#, 1…e:f4 2.d4#, 1…e:d3+ 2.S:d3#

Eight variations after black Pawns movements, Pickaninny, wR correction, Zilahi, battery mates (Author)

 

dd2

88) 1...b:c2 2.Bd6! 2…S~ 3.Q:c6#, 2…f:g3 3.Qf7#

     1…f:g3 2.Bd6! ~ 3.Qf7#

   1.Bc5? (2.B:a7 ~ 3.Q:c6#), 1…b2!

   1.c:b3! (zz)

1…a:b3 2.Bc5! (3.Q:b3#) 2…Sb5 3.Q:c6#

1…f:g3 2.Bd6! ~ 3.Qf7#

Zugzvang play with nice choices by wB on the second moves (Diyan Kostadinov)

89) 1...Bc3 A 2.b3 B c:b3 C#, 1.b3 B c:b3 C 2.Rb4 Bc3 A#

Interesting cyclic moves (2 white and 1 black) in set play form, miniature (Diyan Kostadinov)

90) a) 1.Bc6 b4 2.Rd5 A (Sd5 B?) Bc7#

     b) 1.Rc5 Ke8 2.Sd5 B (Bd5 C?) Re6#

     c) 1.Sc4 Ba5 2.Bd5 C (Rd5 A?) Bb4#

Cycle of dual avoidance (Authors) Three selfblocks on d5 with cyclic dual avoidance (Diyan Kostadinov)

 

dd3

91) a) 1.Sa5 Sc3 2.Bd7 B:d6# b) 1.Sb8 Bd7 2.Bb3 Bc3#

Epaulette interferences theme (Authors) Unpins, closing of lines, Forsberg twins (Diyan Kostadinov)

92) 1.Sd5? Rg5 2.?? Sg4#, 1.R:f2 Be4 2.f:e4 Rg5#, 1.Sd5 Rg4 2.f:g4 Sg4#

Try which demonstrate the tempo play paradox, Zilahi (Diyan Kostadinov)

93) 1.S:f8 Sc6+ 2.Ke6 g:f8S#, 1.S:g8 Sf3+ 2.Kf6 h:g8S#

Pin mates, wS promotions, change of functions, black FML, a beautiful problem (Diyan Kostadinov) 
 

dd4

94) 1.R:f3 Sg3 2.B:d4 (B:f2?) R:d4#, 1.S:f3 Rc2 2.B:f2 (B:d4?) S:f2#

Black unpins, change of functions (Diyan Kostadinov)

95) 1.Sb1 a8Q 2.Bd2 Q:e4#, 1.Sd4 f8Q 2.Be2 Q:f4#
     1.Kf3 R:e4 2.Rg4 Re3#, 1.Kd4 B:f4 2.Qd5 Be3#

HOTF with two pairs thematic connected solutions: Unblocks on B1 and selfblocks on B2 with FML, wQ promotions and pin mates in the first pair, unpins after movement of bK in B1, selfblocks and line opening in B2 and two mates on the bK initial square in the second pair – an excellent helpmate! (Diyan Kostadinov)

96) 1.b:a2 Sg4 2.a:b1B Sh6 3.Bh7 Bd4#, 1.g:h2 Kb4 2.h:gR Ra7 3.Rg8 Rh1#

Very nice play with Zilahi, black promotions and selfblocks, Meredith (Diyan Kostadinov)

 

dd5
97) a) 1.Ke4 Bf8 2.Ke3 Bc5 3.Be4 d5# b) 1.Ke6 d5+ 2.Kf7 Bc4 3.Be8 d6#

Creation of white batteries, black selfblocks, change of functions, Meredith (Diyan Kostadinov)

98) 1…c8S 2.Bd8 S:b6+ 3.Ke7 Sc4 4.Rb7 S:d6 5.Rd7 Sc8#

     1…c8B+ 2.Kc7 B:a6 3.Sf5 Bc4 4.Kb7 B:e6 5.Ka6 Bc8#

     1…c8R 2.Sb7 Rd8+ 3.Kc7 Rd7+ 4.Kb8 Rc7 5.Ka8 Rc8#

   Promoted Knight, Bishop and Rook Rundlaufs (c8-c8) realized in three solutions form without twins – task shown for the 1st time for these promoted pieces! Model mates, white minimal.

The other known problem with promoted Knight, Bishop and Rook Rundlauf (c8-c8), but in twins form is presented in The Appendix – problem A. The problem B is with three promoted pieces Rundlaufs (f8-f8) also, but with Queen instead of Knight. There is also 4th solution [with Knight promotion and different type Rundlauf (f7-f7)] which complete AUW. (Author)

 

APPENDIX:

 

dd6

 

A) a) 1…c8S 2.Bb8 S:a7 3.Kb6+ Sc6 4.Sb7 S:e7 5.Ka7 Sc8#

   b) 1…c8B 2.Kc6 B:d7+ 3.Kd5 Bc6+ 4.Ke6 Bb7 5.Rd5 Bc8#

   c) 1…c8R 2.Qf7 R:a8 3.Kc7 R:a7+ 4.Kd8 Rc7 5.Ke8 Rc8#

Promoted S,B,R Rundlaufs

 

B) The problem is dedicated to Fadil Abdurahmanovic

     1…f8Q+ 2.Ke6 Q:b4 3.Kf7 Qd6 4.Kg8 Q:f4 5.Kh8 Qf8#

     1…f8R 2.Ba5 Re8+ 3.Kf7 R:e4 4.Kg8 R:f4 5.Kh8 Rf8#

     1…f8B+ 2.Kf6 B:g7+ 3.Kg5 B:c3 4.Kh6 B:b4 5.Qg5 Bf8#

     1…f8S 2.Kf6 Sd7+ 3.Kg5 Se5 4.Sf6 Kf2 5.Kh6 Sf7#

Three Promoted Q,R,B Rundlaufs (f8-f8) and one S promotion and Rundlauf from the initial Pawn square (f7-f7), AUW.

 

P1110623

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 Главен редактор:

Диян Костадинов

Помощник редактор:

Seetharaman Kalyan

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