WSCC 2019 Open - solutions

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Vilnius août 2019 - Open

1ère partie - 90mn

Mečislovas Rimkus
1976

white Bh3g1 Kg3 Qc1 Pc7c4 Sf7f5 Rd7g6 black Ke4 Pe6e3a2b3b4 Ba7 Re8a1 Sc6
1.Bh3-f1 ! {(5) (menace} 2.Bf1-d3 # {)} 1...e3-e2 2.Qc1-f4 # 1...Sc6-d4 2.Sf5-d6 # {display-departure-rank} 1...Sc6-e5 2.Sf7-d6 # {display-departure-rank} 1...Ba7-d4 2.Sf5-d6 # {display-departure-rank}

Vratislav Miltner
1960

white Qb5 Sf4 Bh6c4 Ka3 black Qh4 Pb6e6f6f5g3d3a4 Kd4 Bg1
1.Bc4-d5 ! {(menace} 2.Qb5-b2 + {) - (1)} 1...Kd4-e5 2.Sf4-g6 + { - (1)} 1...Qh4-h2 2.Sf4*e6 + { - (1)} 1...Qh4*f4 2.Bh6*f4 { - (1)} 1...Kd4-e3 2.Qb5*d3 + { - (1)

Une variante non intégrée dans le jugement :} 1...d3-d2 2.Qb5-b2 + ! Kd4-e3 3.Qb2*b6 # {
Magnifique !}

Virgil Nestorescu
1984

white Pe6 Ke1 Rf4 black Kb7 Ba3c8 Sh3
1.e6-e7 Bc8-d7 2.e7-e8=Q {(ou F) (1)} Bd7*e8 {
} 3.Rf4-f3 Ba3-b4 + 4.Ke1-f1 {(1)} Be8-d7 {
} 5.Kf1-g2 Bd7-c6 6.Kg2-f1 {(2) (6...bb5 7.kg2 bc6 8.kf1)
} Sh3-g5 7.Rf3-b3 Bc6-b5 + 8.Kf1-g2 {(1) (9.rb4) =}

Umut Sayman
2019 (original)

white Sb4 Pd6 Kg1 Re7 Bc1 black Ba3 Kd4 Qb2 Pd7f5f4h3a6c6 Se6d2 Rh2a1
1.Kd4-e5 Sb4-d5 2.Ba3*d6 Sd5-f6 {
} 3.Ra1-a5 Bc1*b2 # { - (2,5)} 1.Kd4-e3 Sb4-d3 2.Qb2-e5 Sd3-e1 {
} 3.Se6-d4 Re7*e5 # { - (2,5)}

Adolf Christian
Bayersdorfer, 1895

white Qb6 Pb2h4f3 Kb7 Bh7 Sd5d4 black Pe3d6f6h5 Sa7g1 Bf4 Ke5 Rh1
1.Qb6-b5 ! {(1) (menace} 2.Sd5-c7 + {)} 1...e3-e2 2.Sd5-c7 + Ke5*d4 3.Qb5-d3 + {(0,5)} 1...Bf4-h2 {(ou ailleurs}} 2.f3-f4 + Bh2*f4 3.Sd5-c7 + {(0,5)} 2...Ke5*d4 3.Qb5-d3 + {(ou} 3.Qb5-b4 + {) (0,5)} 3...Kd4*d5 1...f6-f5 2.Qb5-d3 {(menace} 3.Sd4-b3 {(ou 3.Sd4-c2 ou 3.Sd4-e6 ) (0,5)} 2...Sg1*f3 3.Sd4*f3 + {(ou} 2...Sg1-e2 3.Sd4*e2 {) (0,5)} 2...Sa7-b5 {(ou 2...Sa7-c6 ou 2...Sa7-c8)} 3.Sd4-c6 + {(0,5)} 2...Ke5*d5 3.Sd4-c6 + {(0,5)} 1...Sa7*b5 2.Sd4-c6 + 2...Ke5-e6 {(ou 2...Ke5*d5)} 3.Bh7-g8 + {(0,5)}

Camillo Gamnitzer
1996

white Ba4g3 Kd1 Qa8 Pc2d5e6g6g4f2e2 Sd4 Rc4 black Ke4 Pb2g7g5h3c3 Sa1 Rb1h6 Bc1h5
1.Ba4-c6 ! {(1) (menace} 2.f2-f3 + Ke4-e3 3.Rc4*c3 + Ke3*d4 {
} 4.Qa8-a4 + Kd4*c3 5.Bg3-e1 + {) (1)} 1...Bh5*g4 2.Sd4-f3 + Ke4-f5 3.Qa8-f8 + Kf5*g6 {
} 4.Bc6-e8 + Kg6-h7 5.Sf3*g5 + {(1)} 1...Bh5*g6 2.Bc6-d7{(menace} 3.Sd4-c6 + Ke4*d5 4.Sc6-e5 + Kd5-d6 5.Se5*g6 + {) (1)} 2...Rh6-h8 3.d5-d6 + Rh8*a8 {
} 4.Sd4-f5 + Ke4-d5 5.Sf5-e3 + {(1)}

2ème partie - 90mn

Huibrecht Van Beek
Otto Wurzburg, 1909

white Bg3 Kb6 Qg2 Pb5a3 Sc5d6 Rc3 black Qb3 Pa4d7 Sb1 Kd4
1.Qg2-a2 ! {(5) zugzwang}

Cyril Dedrle
1933

white Bg5 Kg1 Qe2 Pf2c2b2b4 Se5 Rh5 black Sb1a5 Pe7e6b3a6 Rd7a3 Bd8g6 Kd4
1.Qe2-f3 ! {(menace} 2.Bg5-e3 # {)} 1...b3*c2 2.Bg5-e3 + {(1)} 1...Kd4*e5 2.Bg5-f6 + {(1)} 1...Bg6-e4 2.Qf3-e3 + {(1)} 1...Bg6-f5 2.c2-c4 {(1)} 1...Bg6*h5 2.Qf3-d3 + {(1)}

Марк Савельевич
Либуркин, 1935

white Sg7 Ra8 Kd1 black Pe5 Ke4 Bh2 Sg3
1.Ra8-a2 Bh2-g1 2.Ra2-g2 {(1)} Ke4-f3 3.Rg2*g1 Kf3-f2 {
} 4.Rg1-e1 e5-e4 5.Sg7-e6 e4-e3 6.Se6-c5 {(1)} e3-e2 + {
} 7.Kd1-d2 Sg3-f1 + 8.Kd2-c1 {(2)} Kf2-e3 9.Kc1-c2 Sf1-d2 {
} 10.Sc5-d3 Sd2-f3 11.Re1-b1 {(1)
(} Sf3-d4 + 12.Kc2-c3 Sd4-f3 13.Sd3-e1 {+-)}

Dmitrijus Ravė
Mečislovas Rimkus, 2004

white Pb2e2 Sa4 Kc1 black Pc7d7 Kc6
a) 1.Kc6-d5 Kc1-d2 2.c7-c5 Kd2-e3 3.c5-c4 Ke3-f4 {
} 4.Kd5-d4 Sa4-c5 5.d7-d5 Sc5-e6 # {
(2,5)} b) wSa4-->b4 {Ca4-->b4} 1.Kc6-c5 Kc1-c2 2.d7-d5 Kc2-b3 3.d5-d4 Kb3-a4 {
} 4.Kc5-c4 Sb4-d5 5.c7-c5 Sd5-b6 # {
(2,5)}

Manfred Zucker
1966

white Qe3 Kb8 Rc6a3 Be8 black Qh6 Pc7e4d5g4g5 Sb1g6 Ba6b2 Kh5
1.Rc6-c1 ! 1...Bb2*c1 2.Qe3-g3 2...Bc1-f4 3.Qg3-h3 + 3...g4*h3 4.Ra3*h3 + {(2,5)
} 2...Ba6-f1 3.Qg3-h2 + 3...Bf1-h3 {
} 4.Ra3*h3 +{(2,5)}

Godfrey Heathcote
1918

white Bc2b2 Kd3 Qb4 Pa4e3h3 Sc6e2 Rg7f2 black Bd8e6 Kf5 Qh4 Pf7d7d5b6d2g3f4 Sf1 Rd1
1.Qb4-e7 ! {(1) (menace} 2.Qe7-f6 + 2...Qh4*f6 {(ou } 2...Bd8*f6 {)} 3.e3-e4 + {(1)} 1...Sf1*e3 2.Se2*g3 + 2...Qh4*g3 3.Kd3-d4 + {(1)} 1...Qh4*e7 {(ou} 1...Bd8*e7 {)} 2.Kd3-c3 + 2...Kf5-f6 3.Kc3-b3 + {(1)} 1...d5-d4 2.Rf2*f4 + 2...Qh4*f4 3.e3-e4 + {(1)}

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