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logo 10 ! - Vaclav Kotesovec (), Shankar Ram (), Frank Muller (), Emmanuel Manolas (), Karol Mlynka () Luis Martin ()!

KoBulChess - 2012 ( 2)

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

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

- IM Manfred Rittirsch IJ

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

: http://kobulchess.com/bg/2011-08-08-14-16-41/2011-08-09-14-15-58.html

julyf1

48)

a) 1.Se3=B B:h4=R 2.Ba7=R(+wPd8=wB) Rd4=Q 3.Bb6=R(+bKa4)+ Qc5=S(+wKa6)#

b) 1.Bf3=R B:h4=R 2.Rf7=Q(+wPh8=wR) Rh6=Q 3.Rg8=Q(+bKg6)+ Kg5(+wKg7)#

A great problem with only 3 pieces on the board, many fairy efects and Forsberg twins (Diyan Kostadinov)

49) 1.Sh6=P S:g5=B+ 2.Kd6 B:h6=R+ 3.Se6=P R:e6=Q#

1.Bf6=S S:f6=B+ 2.Kd6 B:d4=R 3.Se7=P R:d5=Q#

EinsteinChess fairy play in light position - typically for this author (Diyan Kostadinov)

50) 1.Rc2 -> 1.Kg6 2.Rg5 3.Kf5 Bd3#; 1.Bb5 -> 1.Kg5 2.Bg6 3.Kf5 Rc5#

Complete echo diagonal-ortogonal, Exchange of functions between black pieces and between white pieces, Switchback (Author) Closing and open of lines, selfblocks (Diyan Kostadinov)

julyf2

51) a) 1.Bb3 Rd4 2.Kc4 Be4 3.Qc5(Bc5?) B:d3#,

b) 1.Rd7 Bd5 2.Kc6 Re4 3.Bc5(Qc5?) R:f5#
Unpin of W B/R+Self block, Unpinned W B/R paralyses itself to give flight for BK, paralyses B R/B and unpins W B/R, Closes B B/Q line to c5, BK flight to c4/6, Move by W B/R unpinned by paralysis ,Self block by B Q/B (dual avoidance of self block by B b/Q), Madrasi typical Double Check mate, Orthogonal/Diagonal Echoes
(Author) Very nice direct and specific paralysing unpins of white pieces, change of functions and distant selfblocks, ODT (Diyan Kostadinov)

52) 1.Qg2 R:g2(bK=rQ) 2.rQh8 g7#, 1.B:e6+ R:e6(bK=rB) 2.rBa7 b6#,

1.R:c2+ R:c2(bK=rR) 2.rRa4 Rc4#, 1.Kc5 g:h7(bK=rS) 2.a4 Re5#,

1.Kc5 Re5+ 2.Kb6 b8Q#

KoBul 5phasic. The bK is mated in each of his 5 possible phases (Author) Another task problem by Emmanuel Manolas with bK 5 phases mates, this time in two moves. Look also problem n.10 in KoBulChess TT 2012 Award: http://kobulchess.com/en/tournaments/awards/97-kobulchess-award.html (Diyan Kostadinov)

53) 1.Kf4 LIf3 2.Kg3 Kd2 3.Kg2 Ke3 4.Gf2 Ke2 5.Gh2 LId1 6.Kh1 Kf1#

1.Kd4 Kd1 2.Kc3 Ke2 3.Kb2 Ke3 4.Gf2 LIf1 5.Ga2 Kd2 6.Ka1 Kc1#

1.Kf5 Kd2 2.Gg5 Ke3 3.Kg6 LIh5 4.Kg7 Kf4 5.Gg8 Kg5 6.Kh8 Kh6#

Triple echo (Author) Three echo mates on three corners of the board in tanagra position - great! (Diyan Kostadinov)

julyfay

54) 1.nPb8nS 2.nSd7 3.nPc7 4.nPc8nQ 5.nQc1 6.nQf4 7.nSe5 8.nPd7 9.nPd8nB 10.nBg5 11.nSf3 12.nPe5 13.nPe6 14.nPe7 15.nPe8nR 16.nRe5 17.nRf5 18.nS:g5+ nQ:g5#

AUW, miniature clear and nice example of Alphabetical chess (Diyan Kostadinov)

55) 1. rGe3 rGg2 2.rGc3 Sd4 3.Se1+ rGg7#; 1.Sf2+ rGh7 2.Se4 Sh4 3.Sg5+ S:g5#

Problem of ANI type (Diyan Kostadinov)

julyf5

56) 1.rBSPc2-g6 SPa7-a6 2.rBSPg6:g8=rZ SPa6:f1=R 3.BSPa2:a8=G rBSPd7-h3 4.rZg8-e5+ rBSPh3:h1=rAn+ 5.rZe5-g2+ Rf3 = =

Excelsiors, promotions to reciprocal opposite colourpieces, interesting diagonal double pat position (Author) Paradoxical reciprocal opposite colour pieces promotions and four fairy pawns Excelsiors thank you very much for dedication! (Diyan Kostadinov)

julyf4

57) 1.Rd7+ Kg3=R 2.Rh7 Rg6#, 1.Sf4+ Kf2=S 2.Sh5 Sg4#;

1.g1Q Kd2 2.Qg5+ K:g5=Q#, 1.Sf6 e:f6 2.Rd7+ Kh3=R#

HOTF: switchbacks & sacrifices (Author) Good 2x2 thematic connected solutions with specific fairy play (Diyan Kostadinov)

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