WCSC 2018 - 2nd day
Click in the right part of the chessboard to move forward, left to move backward... or directly on the move
h# - 50mn
10
Bertil Gedda2nd Comm. Problemas1984
white Ph5d2 Sf4 Bc8c1 Ka4 Rb6
black Bb1 Kf5 Qe6 Pf3 Se8g7 Rd8f7
h#2(7+8)b)ph5-->h3c)Fc1-->h2
{}
a) {}
1.Kf5-f6 d2-d4 2.Qe6-d6 Sf4-d5 # {}
b) wPh5-->h3 {ph5-->h3}
1.Rf7-f6 d2-d3 2.Qe6-d7 + Rb6-b5 # {}
c) wBc1-->h2 {Fc1-->h2}
1.Kf5-g4 Bh2-g3 2.Qe6-f5 Rb6-g6 # {
1 = 1.5p
2 = 3.25p
3 = 5p}
11
Toma Garai1st Comm. Thema Danicum1998
white Pb2a5 Kb7 Se4g1
black Bg4 Kc4 Qd4 Pc3e5f5f4g3 Sd7d5 Rd3
h#3(5+11)3 sol.
{}
1.Sd5-e3 Se4-c5 2.Kc4-d5 Sc5*d7 3.Kd5-e4 Sd7-f6 # {}
1.Rd3-e3 Se4*g3 2.Kc4-d3 Sg3-h1 3.Kd3-e4 Sh1-f2 # {}
1.Qd4-e3 Sg1-h3 2.Kc4-d4 b2*c3 + 3.Kd4*e4 Sh3-g5 # {
1 = 1.5p
2 = 3.25p
3 = 5p}
12
Ivan Denkovski, after Gligor DenkovskiOriginal2018
white Pc2 Kb8 Rc3
black Kg1 Pc6c5 Sa8 Rc7 Bd5e5
h#5.5(3+7)b)pc5-->f2c)-pc6
{}
a) {}
1...Rc3-g3+ 2.Kg1-h1 c2-c4 3.Be5-d4 c4*d5 4.Bd4-g1 d5*c6 5.Rc7-b7+ c6*b7 6.Bg1-h2 b7*a8=B # {(}6...b7*a8=Q #{)}
b) bPc5-->f2 {pc5-->f2}
1...Rc3*c6 2.Rc7-g7+ Kb8-c8 3.Rg7-g3 Kc8-d7 4.Bd5-g2 Kd7-e6 5.Kg1-h2 Ke6-f5 6.Kh2-h3 Rc6-h6 # {}
c) -bPc6 {-pc6}
1...Rc3*c5 2.Kg1-f2 Rc5-a5 3.Kf2-e3 Ra5*a8 4.Rc7-c3+ Kb8-a7 5.Ke3-d4 Ka7-b6 6.Kd4-c4 Ra8-a4 # {
1 = 1.5p
2 = 3.25p
3 = 5p}
>#3 - 80mn
13
Venelin Alaikovidee & form 2006
white Kb1 Pe3b3b4h4 Sd8a5 Rf6a3 Bg2h2
black Qc6 Pg6c7d6c4d3e2 Kd5 Bf8 Se4e1
#4(11+11)
{}
1.Sd8-e6 ! {(} 2.Se6-f4 + 2...Kd5-e5 3.Rf6-e6 + {} 3...Ke5-f5 4.Bg2-h3 # {)}
1...Se1*g2 2.b3*c4 + 2...Qc6*c4 3.Se6*c7 + {} 3...Qc4*c7 4.Ra3*d3 #
1...Bf8-h6 2.Se6*c7 + 2...Qc6*c7 3.b3*c4 + {} 3...Qc7*c4 4.Rf6*d6 #
1...g6-g5 2.Se6*g5 {(} 3.Rf6-f5 # {,}3.Bg2*e4 # {)} 2...Se1-f3 3.Rf6-f5 + {} 3...Sf3-e5 4.Bg2*e4 #
{ = 1,25p}
14
Jean-Claude Broggia2nd Comm. diagrammes 1995
white Ke8 Rc8d2 Sd8d3 Bb3
black Pc7e6g7b4 Kd6 Rb6 Bd4
#5(6+7)
{Essais}
1.Rd2-f2 ? {(} 2.Rf2-f7 {(} 3.Rf7-d7 # {))} 1...Bd4*f2!
1.Rd2-e2 ? {(} 2.Re2*e6 # {)} 1...e6-e5! {}
1.Rd2-c2 ! {(} 2.Sd8-f7 # {)}
1...Bd4-c3 2.Rc2-f2 {(} 3.Rf2-f7 {(} 4.Rf7-d7 # {))} 2...Bc3-f6 3.Rf2-e2 {(} 4.Re2*e6 # {)}
3...e6-e5 4.Re2-c2 {(} 5.Sd8-f7 # {)} 4...Bf6*d8 5.Rc8*d8 # {}
3...Bf6-e5 4.Re2*e5 {(} 5.Re5*e6 # {)}
{1 = 3,25p2 = 5p}
15
Ivan DenkovskiOriginal2018
white Bf8e2 Ka7 Qa1 Pg5f4g3f2 Sa5d2 Rh4
black Pb5c4b4g6h5e6e5e4 Sc3f7 Bb1 Kf5 Rc2
#6(11+13)
{}
1.Be2-f1 ! {(}2.Bf1-h3 # {)}
1...Sf7*g5
2.f4*g5 {(}
3.Bf8-e7 {(}
4.Bf1-h3 #{),}
3.Bf8-h6 {(}
4.Bf1-h3 # {))}
2...Rc2*d2
3.Bf8-h6 {(}
4.Bf1-h3 # {)}
3...Rd2-d7 +
4.Sa5-b7 {(}
5.Bf1-h3 # {)}
4...Rd7*b7 +
5.Ka7*b7 {(}
6.Bf1-h3 # {)}
1...e5*f4 2.Rh4*f4 + {}
2...Kf5-e5 3.Sa5-c6 + 3...Ke5-d5 4.Sc6*b4 + 4...Kd5-e5 5.Qa1-a6 { (} 6.Bf8-g7 # {)}
5...Sc3-d5
6.Sb4-c6 #
5...Ke5-d4
6.Sd2-f3 #
4...Kd5-d4
5.Rf4*e4 #
5.Sd2-f3 # {}
2...Kf5*g5 3.Sd2*e4 + 3...Sc3*e4 4.Qa1-g7 {(} 5.Bf8-e7 + {} 5...Se4-f6 6.Be7*f6 # {)}
4...h5-h4 5.Qg7-h7 {(} 6.Qh7*h4 # 5...Sf7-h6 6.Qh7*h6 # {
1 = 0.5p
2 = 1.25p
3 = 1.75p 7 = 4.25p
4 = 2.5p 5 = 3p 6 = 3.75p 7 = 4.25p 8 = 5p}
s# - 50mn
16
Arthur MadsenThe Problemist 1975
white Qb3 Pf7h6c4 Se5 Re7d2 Kg5
black Sh8 Pc7b6g6f3e3e2f5 Rf2a4 Bd8h5 Ke4
s#2(8+13)
{Essais}
1.f7-f8=S? {(} 2.Se5-f7+ Bd8*e7 # {)} 1...Ra4-a5! {}
1.Rd2-d5 ? {(} 2.Se5-d3+ Bd8*e7 # {)} 1...Ra4*c4! {}
1.c4-c5 ! {(} 2.Se5-c4 + {} 2...Bd8*e7 # {)}
1...Sh8*f7 + 2.Se5*f7 + {} 2...Bd8*e7 #
1...Rf2-g2 + 2.Se5-g4 + {} 2...Bd8*e7 #
1...Ra4-d4 2.Se5-d3 + { } 2...Bd8*e7 #
1...e3*d2 2.Se5*f3 + {} 2...Bd8*e7 #
{1 = 1p}
17
Tibor SzabóProbleemblad1991
white Bg4c1 Kf3 Qf8 Pg6f2c4 Se2d3 Rd1e1
black Ba8b8 Ke6 Qa4 Pc7g5h2b5 Sc6f5 Rh1b1
s#3(11+12)
{}
1.Bc1-b2 ! {(} 2.Qf8-f7 + 2...Ke6-d6 3.Bb2-e5 + {} 3...Sc6*e5 # {)}
1...Rb1*b2 2.Se2-d4 + 2...Ke6-d7 3.Sd3-e5 + {} 3...Sc6*e5 # {}
1...Qa4-a1 2.Se2-f4 + 2...Ke6-d7 3.Sd3-c1 + {} 3...Sc6-d4 # {}
1...Ke6-d7 2.Sd3-e5 + 2...Kd7-e6 3.Se2-d4 + {} 3...Sc6*d4 # {
1 = 1,25p}
18
Ivan Denkovski, after Vladislav BunkaOriginal 2018
white Be8h2 Kh3 Qh4 Pg2e3b3 Sa4a2 Rc6c2
black Pc7g7h5a5 Kd5
s#7(11+5)
{}
1.Rc2-f2! {(zz)}
1...g7-g6 2.Rf2-f5 + g6*f5 3.Sa2-c1! f5-f4 4.Sa4-c3 + Kd5-e5 5.Qh4-e7 + Ke5-f5 6.Qe7-e6+ Kf5-g5 7.Qe6-g4+
{} h5*g4 # {}
1...g7-g5 2.Sa2-b4+ a5*b4 3.Sa4-c5! {(zz)}
3...g5-g4 + 4.Kh3-g3 Kd5-e5 5.Rf2-d2 Ke5-f5 6.Qh4-g5+ Kf5*g5 7.Rd2-f2 {} h5-h4# {}
3...g5*h4 4.Rf2-f4 Kd5-e5 5.Rf4-f5 + Ke5*f5 6.Be8-d7 + Kf5-g5 7.Bd7-g4 {} h5*g4# {
1 = 1,25p}
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