PID: 68074 (8/4NK2/8/1P6/p5kP/pr2n1Bp/B2bP2P/3QR3 w - - 0 1)
Hay, RR
Chess, 1949
#3
10 + 7
SOLUTION
SOUND
Sets
1...Sf1
2.e3#
1...Sc2
2.e3#
1...Sg2
2.e3#
1...Sc4
2.e3#
1...Sd5
2.e3#
1...Sf5
2.e3#
Tries
1.Sg8?
threat
2.Kg6
threat
3.Sf6#
3.Sh6#
2...Sd5
3.e3#
1...Kf5
2.Sf6
2...Rxb5
3.Be6#
2...Bxe1
3.Qd7#
2...Sxd1
3.e4#
2...Rb1
3.Be6#
2...Rb2
3.Be6#
2...Rc3
3.Be6#
2...Rd3
3.Be6#
2...Rb4
3.Be6#
2...Bc1
3.Qd7#
2...Bc3
3.Qd3#
3.Qd7#
2...Bb4
3.Qd7#
2...Ba5
3.Qd7#
2...Sf1
3.e4#
2...Sc2
3.e4#
2...Sg2
3.e4#
2...Sc4
3.e4#
2...Sg4
3.e4#
2...Sd5
3.e4#
1...Kh5
2.Sf6+
2...Kh6
3.Bf4#
1...Rxb5
2.Sf6+
2...Kf5
3.Be6#
1...Bxe1
2.Sf6+
2...Kf5
3.Qd7#
1...Sxd1
2.Sf6+
2...Kf5
3.e4#
1...Rb1
2.Sf6+
2...Kf5
3.Be6#
1...Rb2
2.Kg6
threat
3.Sf6#
3.Sh6#
2...Sd5
3.e3#
3.e4#
2.Sf6+
2...Kf5
3.Be6#
1...Rc3
2.Sf6+
2...Kf5
3.Be6#
1...Rd3
2.Sf6+
2...Kf5
3.Be6#
1...Rb4
2.Kg6
threat
3.Sf6#
3.Sh6#
2...Sd5
3.e3#
3.e4#
2.Sf6+
2...Kf5
3.Be6#
1...Bc1
2.Kg6
threat
3.Sf6#
3.Sh6#
3.Qd4#
2...Sd5
3.e3#
2.Sf6+
2...Kf5
3.Qd7#
1...Bb4
2.Kg6
threat
3.Sf6#
3.Sh6#
3.Qd4#
2.Sf6+
2...Kf5
3.Qd7#
1...Ba5
2.Kg6
threat
3.Sf6#
3.Sh6#
3.Qd4#
2.Sf6+
2...Kf5
3.Qd7#
1...Sf1
2.Sf6+
2...Kf5
3.e4#
2.e3+
2...Kf5
3.Qf3#
3.e4#
2.e4+
2...Rf3+
3.Sf6#
1...Sc2
2.Sf6+
2...Kf5
3.e4#
2.e3+
2...Kf5
3.Qf3#
3.e4#
2.e4+
2...Rf3+
3.Sf6#
1...Sg2
2.Sf6+
2...Kf5
3.e4#
2.e3+
2...Kf5
3.e4#
2.e4+
2...Rf3+
3.Sf6#
1...Sc4
2.Sf6+
2...Kf5
3.e4#
2.e3+
2...Kf5
3.Qf3#
3.e4#
2.e4+
2...Rf3+
3.Sf6#
1...Sd5
2.e3+
2...Kf5
3.e4#
1...Bc3!
1.Qc2?
threat
2.Qg6#
1...Rxb5
2.Qe4+
2...Kh5
3.Qg6#
2.Qg6+
2...Rg5
3.Qxg5#
1...Rd3
2.Qxd3
threat
3.Qg6#
2...Kh5
3.Qg6#
2...Sd1
3.Qf5#
3.Qf3#
2...Sf1
3.Qf5#
3.Qf3#
2...Sc2
3.Qf5#
3.Qf3#
2...Sg2
3.Qf5#
3.Qf3#
2...Sc4
3.Qf5#
3.Qf3#
2...Sd5
3.Qf5#
3.Qf3#
2...Sf5
3.Qxf5#
3.Qf3#
1...Sxc2!
1.Qxb3?
threat
2.Qe6+
2...Kh5
3.Qg6#
2...Sf5
3.Qxf5#
2.Qd3
threat
3.Qg6#
2...Kh5
3.Qg6#
2...Sd1
3.Qf5#
3.Qf3#
2...Sf1
3.Qf5#
3.Qf3#
2...Sc2
3.Qf5#
3.Qf3#
2...Sg2
3.Qf5#
3.Qf3#
2...Sc4
3.Qf5#
3.Qf3#
2...Sd5
3.Qf5#
3.Qf3#
2...Sf5
3.Qxf5#
3.Qf3#
1...Kh5
2.Qe6
threat
3.Qg6#
1...Bxe1
2.Qe6+
2...Kh5
3.Qg6#
2...Sf5
3.Qxf5#
3.Qg6#
2.Qxe3
threat
3.Qg5#
3.Qf3#
2...Kh5
3.Qg5#
1...Bc3
2.Qe6+
2...Kh5
3.Qg6#
2...Sf5
3.Qxf5#
3.Qg6#
1...Bb4
2.Qe6+
2...Kh5
3.Qg6#
2...Sf5
3.Qxf5#
3.Qg6#
2.Qxe3
threat
3.Qg5#
3.Qf3#
2...Kh5
3.Qg5#
1...Ba5
2.Qe6+
2...Kh5
3.Qg6#
2...Sf5
3.Qxf5#
3.Qg6#
2.Qd3
threat
3.Qg6#
2...Kh5
3.Qg6#
2...Sf5
3.Qxf5#
3.Qf3#
2.Qxe3
threat
3.Qg5#
3.Qf3#
2...Kh5
3.Qg5#
1...axb3!
Keys
1.Sd5!
threat
2.Kg6
threat
3.Sf6#
2...Sxd5
3.e3#
2...Bc3
3.Sxe3#
1...Kf5
2.Sf6
2...Rxb5
3.Be6#
2...Bxe1
3.Qd7#
2...Sxd1
3.e4#
2...Rb1
3.Be6#
2...Rb2
3.Be6#
2...Rc3
3.Be6#
2...Rd3
3.Be6#
2...Rb4
3.Be6#
2...Bc1
3.Qd7#
2...Bc3
3.Qd3#
3.Qd7#
2...Bb4
3.Qd7#
2...Ba5
3.Qd7#
2...Sf1
3.e4#
2...Sc2
3.e4#
2...Sg2
3.e4#
2...Sc4
3.e4#
2...Sg4
3.e4#
2...Sd5
3.e4#
1...Kh5
2.Sf6+
2...Kh6
3.Bf4#
1...Rxb5
2.Sf6+
2...Kf5
3.Be6#
1...Bxe1
2.Sf6+
2...Kf5
3.Qd7#
1...Sxd1
2.Sf6+
2...Kf5
3.e4#
1...Sxd5
2.e3+
2...Kf5
3.e4#
1...Rb1
2.Sf6+
2...Kf5
3.Be6#
1...Rb2
2.Kg6
threat
3.Sf6#
2...Sxd5
3.e3#
3.e4#
2...Bc3
3.Sxe3#
2.Sf6+
2...Kf5
3.Be6#
1...Rc3
2.Sf6+
2...Kf5
3.Be6#
1...Rd3
2.Sf6+
2...Kf5
3.Be6#
1...Rb4
2.Sf6+
2...Kf5
3.Be6#
1...Bc1
2.Sf6+
2...Kf5
3.Qd7#
1...Bc3
2.Qd3
threat
3.Qg6#
2...Kh5
3.Qg6#
2...Bf6
3.Sxf6#
2...Sf5
3.Qf3#
1...Bb4
2.Kg6
threat
3.Sf6#
3.Qd4#
2...Sxd5
3.e3#
2...Bc3
3.Sxe3#
2.Sf6+
2...Kf5
3.Qd7#
1...Ba5
2.Kg6
threat
3.Sf6#
3.Qd4#
2...Sxd5
3.e3#
2...Bc3
3.Sxe3#
2.Sf6+
2...Kf5
3.Qd7#
1...Sf1
2.Sf6+
2...Kf5
3.e4#
2.e3+
2...Kf5
3.Qf3#
3.e4#
2.e4+
2...Rf3+
3.Sf6#
1...Sc2
2.Sf6+
2...Kf5
3.e4#
2.e3+
2...Kf5
3.Qf3#
3.e4#
2.e4+
2...Rf3+
3.Sf6#
1...Sg2
2.Sf6+
2...Kf5
3.e4#
2.e3+
2...Kf5
3.e4#
2.e4+
2...Rf3+
3.Sf6#
1...Sc4
2.Sf6+
2...Kf5
3.e4#
2.e3+
2...Kf5
3.Qf3#
3.e4#
2.e4+
2...Rf3+
3.Sf6#
FEATURES
NOT CLASSIFIED
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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