Ch. de France 2018 - solutions

F.M. Simkhovich
3ème Prix
Chemnitzer Tageblatt 1925

white Bb8h7 Ka2 Qb3 Pd4h3 Sf3 Rg1f8 black Bg8h8 Kf4 Qc8 Pb7c6f7h4 Se5 Rh5

#2(9+10)

1.Sf3-g5 ! {(5p) menace} 2.Qb3-f3 # {
} 1...Rh5*g5 2.Rg1-f1 # {
} 1...f7-f5 2.Rg1-g4 # {
} 1...f7-f6 2.Bb8*e5 # {
} 1...Qc8*h3 2.Sg5*h3 # {
} 1...Qc8-g4 2.Rg1*g4 # {
} 1...Qc8-e6 2.Sg5*e6 # {
} 1...Qc8-c7 2.Sg5-e6 # {
} 1...Qc8*b8 2.Sg5-e6 #

Hrvoje Bartolović
2nd Prize
Die Schwalbe 1961

white Bg8 Ka1 Qg6 Ph3 Sf1c5 Rf5e4 black Be1a4 Kc2 Qg3 Pe7g4f3d2c3b4a3 Sd1b1 Rc1a7

#2(8+15)

1.Re4-d4 ! {(5p) menace} 2.Rf5*f3 # {ou ailleurs
} 1...Sd1-f2 {ou ailleurs} 2.Sf1-e3 # {
} 1...f3-f2 2.Rf5-f3 # {
} 1...Qg3-d6 2.Rf5-f6 # {
} 1...Qg3-e5 2.Rf5*e5 # {
} 1...Qg3-f4 2.Rf5*f4 # {
} 1...Ba4-e8 {ou ailleurs} 2.Bg8-b3 # {
} 1...g4*h3 2.Rf5-g5 # {
} 1...Ra7-a6 2.Rf5-f6 # {
} 1...e7-e5 2.Rf5*e5 #

Percival Fothergill
Recommandé
BCPS 1926

white Pe3c2 Sb7a4 Rc7 Kc6 Be8e7 black Pf7e6f6g5g4e4a7a6 Kc4 Ba8h6 Sf8 Rg6h7

#3(8+14)

1.Rc7-c8 ! threat: 2.Rc8*a8 threat: 3.Sb7-a5 # {(1p)
} 1...e6-e5 2.Kc6-d6 + {(1p)} 2...Kc4-b4 3.Kd6-d5 # {
} 1...f6-f5 2.Kc6-d6 + {(1p)} 2...Kc4-b4 3.Kd6-e5 # {
} 1...Ba8*b7 + 2.Kc6*b7 + {(1p)} 2...Kc4-d5 3.Rc8-c5 # {
} 1...Sf8-d7 2.Kc6*d7 + {(1p)} 2...Kc4-b5 3.Kd7-d8 # 2...Kc4-d5 3.Rc8-c5 #

Ladislav Vetešník
2ème place
Lidové noviny 1925

white Qe6 Se5 Rf5 Ba1 Kg1 black Pa6g6h6h5d5e3 Se7 Ra7 Ke4

#4(5+9)

1.Rf5-f2 ! threat: 2.Se5-d7 + 2...Ke4-d3 3.Qe6-e4 + {(1p)} 3...Kd3*e4 4.Sd7-c5 # 3...d5*e4 4.Sd7-e5 # {
} 1...e3*f2 + 2.Kg1*f2 threat: 3.Se5-d3 + {/} 3.Se5*g6 + {(1p)} 3...Ke4-d3 4.Qe6-e2 # {
} 2...Ke4-f4 3.Se5-d3 + {(1p)} 3...Kf4-g5 4.Ba1-f6 # {
} 2...Se7-c6 3.Qe6*g6 + {(1p)} 3...Ke4-f4 4.Se5-d3 # {
} 1...Ra7-c7 2.Se5-d7+ Ke4-d3 3.Qe6*a6+ {(1p)} Rc7-c4 4.Sd7-c5# {or} 3...Kd3-e4 4.Sd7-f6#

Fritz Giegold
Die Welt
1978

white Pe4d2c3b4c5a2 Bg2a3 Rf1a1 Ke1 black Pg3g5e6a4c4d3 Ke5

#5(11+7)

1.Ra1-c1 ! zugzwang. {
} 1...g5-g4 2.Rc1-c2 2...d3*c2 {
} 3.Ba3-c1 3...a4-a3 4.Rf1-f4 4...Ke5*f4 {
} 5.d2-d4 # {(5p)}

L.Mitrofanov
3ème Prix Beginner Tourney
Shakhmaty v SSSR 1953

white Qa2 Ph3h2c7 Kg1 Bc2 black Qc8 Pg4g6e3e5 Kf3 Rd7

+(6+7)

1.Qa2-c4 ! {(1p)
} g4*h3 2.Bc2-e4+ Kf3-f4 {
} 3.Be4-b7+ {(1p)
} Kf4-g5 4.Qc4-g4+! {(1p)
} Kg5*g4 5.Bb7*c8 Kg4-f3 6.Bc8*d7 {(1p)
} e3-e2 7.Bd7-g4+! {(1p)}

Menachem Witztum
Prix
Wola Gu?owska 2011

white Qg4 Pe6f4 Ka3 Bf3 Ra4 black Pc6b5a5g6e2 Kc5 Rb6d6 Sf5d1 Ba1

h#2(6+11)

2sol.

b)Ce1-->e8

a) {
} 1.Rd6-d2 Qg4-h4 2.Sf5-d4 Qh4-e7 # {(1,25p)
} 1.Rd6-d5 Qg4*f5 2.Rd5-e5 Qf5-f8 # {(1,25p)

} b) bSd1-->e8 {Cd1 --> e8
} 1.Ba1-h8 Qg4*g6 2.Sf5-g7 Qg6-c2 # {(1,25p)
} 1.Ba1-d4 Qg4-g1 2.Bd4-f2 Qg1-c1 # {(1,25p)}

Steven Dowd, Mirko Degenkolbe
& Rolf Wiehagen
Šachová skladba 2006-07

white Pb2g3f2f6 Ka1 Bh2 Sh1 black Pb3a2f3g4f7e6e5g5 Ke4

h#8(8+15)

2sol.

1.Ke4-f5 Bh2-g1 2.e5-e4 Bg1-h2 3.e4-e3 Bh2-g1 {
} 4.e3*f2 Sh1*f2 5.e6-e5 Sf2*g4 6.e5-e4 Sg4-f2 {
} 7.e4-e3 g3-g4 + 8.Kf5-f4 Bg1-h2 # {(2,5p)

} 1.Ke4-d3 Bh2-g1 2.e5-e4 Bg1-h2 3.e4-e3 f2*e3 {
} 4.f3-f2 e3-e4 5.f2-f1=B Sh1-f2 + 6.Kd3-d4 Sf2-d3 {
} 7.e6-e5 Sd3-c5 8.Bf1-c4 Bh2-g1 # {(2,5p)}

Josef Kupper
idee&form
2005

white Bf8g4 Kf3 Qd2 Pe7c7b7c3c2f2 Sh5 Re8 black Ke5 Pg7h4f4d3b4 Rd8h7 Ba8d6 Sd5

s#2(12+11)

1.b7-b8=B ! threat: 2.Qd2-e1 + {(0,8p)} 2...Sd5-e3 # {
} 1...d3*c2 2.Qd2-e2 + {(0,7p)} 2...Sd5-e3 # {
} 1...b4*c3 2.Qd2*c3 + {(0,7p)} 2...Sd5*c3 # {
} 1...Bd6-c5 2.Qd2*f4 + {(0,7p)} 2...Sd5*f4 # {
} 1...Bd6*e7 2.c7*d8=B + {(0,7p)} 2...Sd5-c7 # {
} 1...Bd6*c7 2.e7*d8=B + {(0,7p)} 2...Sd5-e7 # {
} 1...Rh7*h5 2.Bf8*g7 + {(0,7p)} 2...Sd5-f6 #

Venelin Alaikov
3ème Prix
diagrammes 1997

white Bh5e1 Ke6 Qg1 Pd7c6c2 Sa7f4 Rf1g3 black Ke4 Pg6f6e7c5c4c3 Sg8h8 Rf8h6 Ba4

s#5(11+12)

1.Sf4-h3 ! threat: 2.Rg3-e3 + 2...Ke4-d4 3.Sa7-b5 + 3...Ba4*b5 {
} 4.Re3*c3 + 4...Kd4-e4 5.Rc3*c4 + {(2p)} 5...Bb5*c4 # {
} 1...Ba4*c2 2.Bh5-f3 + 2...Ke4-d3 3.Bf3-g4 + 3...Kd3-e4 {
} 4.Bg4-f5 + 4...g6*f5 5.Sh3-g5 + {(1,5p)} 5...f6*g5 # {
} 1...Rf8-b8 2.Sh3-g5 + 2...f6*g5 3.Bh5-f3 + 3...Ke4-f4 {
} 4.Bf3-g4 + 4...Kf4-e4 5.Bg4-f5 + {(1,5p)} 5...g6*f5 #

Geoff Foster
4ème Prix
StrateGems 2009

white Qb1 Pg4 Kg2 Ba8f8 Re1a4 black Qc6 Pc7 Ke4 Rd4e3 Sd3

sh=14(7+6)

1.Qc6-b7 2.c7-c5 3.c5-c4 4.Rd4-d5 5.Qb7-b4 6.c4-c3 {
} 7.c3-c2 8.Sd3-c1 9.Sc1-e2 10.Re3-d3 11.c2-c1=B 12.Bc1-e3 {
} 13.Se2-d4 14.Qb4-d6 Bf8*d6 {pat (5p)}

Uri Avner
1er Prix
Andernach 1997

white Ba1f1 Kg3 Qd3 Pf4d2 Se1g2 Rh5 black Qe7 Pf6f3 Ke4 Bh8a2 Sb5

#2(9+7)

Isardam

1.Qd3-e3 ! threat: 2.Kg3*f3 # {(5p)
} 1...Qe7-b4 2.d2-d3 # {
} 1...Qe7-b7 2.Bf1-d3 # {
} 1...Qe7-h7 2.Rh5-e5 #