MESON Chess Problem Database
Problem Display
PID: 11831 (8/8/6Q1/1N1bk3/3R4/2K5/8/8 w - - 0 1)
Hoek, Willem
Nederland in Miniatuur, 1972
#2
4 + 2
SOLUTION
- SOUND
- Tries
- 1.Sd6?
- 1...Bh1
- 2.Sc4#
- 2.Sf7#
- 2.Qf5#
- 1...Ba2
- 2.Qf5#
- 1...Bg2
- 2.Sc4#
- 2.Sf7#
- 2.Qf5#
- 1...Bb3
- 2.Qf5#
- 1...Bf3
- 2.Sc4#
- 2.Sf7#
- 2.Qf5#
- 1...Bc4
- 2.Sxc4#
- 2.Qf5#
- 1...Bc6
- 2.Sc4#
- 2.Sf7#
- 2.Qf5#
- 1...Be6
- 2.Qg7#
- 1...Bb7
- 2.Sc4#
- 2.Sf7#
- 2.Qf5#
- 1...Bf7
- 2.Sxf7#
- 2.Qf5#
- 1...Ba8
- 2.Sc4#
- 2.Sf7#
- 2.Qf5#
- 1...Bg8
- 2.Qf5#
- 1...Be4!
- 1...Bh1
- 1.Rf4?
- threat
- 2.Qf5#
- 2.Qd6#
- 2.Qf6#
- 1...Bh1
- 2.Qf5#
- 2.Qd6#
- 1...Ba2
- 2.Qe4#
- 2.Qf5#
- 2.Qd6#
- 1...Bg2
- 2.Qf5#
- 2.Qd6#
- 1...Bb3
- 2.Qe4#
- 2.Qf5#
- 2.Qd6#
- 1...Bf3
- 2.Qf5#
- 2.Qd6#
- 1...Bc4
- 2.Qe4#
- 2.Qf5#
- 2.Qd6#
- 1...Be4
- 2.Qxe4#
- 2.Qd6#
- 1...Bc6
- 2.Qf5#
- 2.Qd6#
- 1...Be6
- 2.Qe4#
- 1...Bb7
- 2.Qf5#
- 2.Qd6#
- 1...Bf7
- 2.Qe4#
- 2.Qf5#
- 2.Qd6#
- 1...Ba8
- 2.Qf5#
- 2.Qd6#
- 1...Bg8
- 2.Qe4#
- 2.Qf5#
- 2.Qd6#
- 1...Kxf4!
- threat
- 1.Sd6?
- Keys
- 1.Sc7!
- 1...Be4
- 2.Rxe4#
- 1...Bh1
- 2.Qg5#
- 2.Qe6#
- 1...Ba2
- 2.Re4#
- 2.Qg5#
- 1...Bg2
- 2.Qg5#
- 2.Qe6#
- 1...Bb3
- 2.Re4#
- 2.Qg5#
- 1...Bf3
- 2.Qg5#
- 2.Qe6#
- 1...Bc4
- 2.Re4#
- 2.Qg5#
- 1...Bc6
- 2.Qg5#
- 2.Qe6#
- 1...Be6
- 2.Qxe6#
- 1...Bb7
- 2.Qg5#
- 2.Qe6#
- 1...Bf7
- 2.Re4#
- 2.Qg5#
- 1...Ba8
- 2.Qg5#
- 2.Qe6#
- 1...Bg8
- 2.Re4#
- 2.Qg5#
- 1...Be4
- 1.Sc7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(C);
- Vars
- B(a);::QAR1(D)
- B(a);SBLOCK::QAB(D)
- Refutation
- B(a);
- Try
- R(B);
- Threat
- DUALS(3)
- Vars
- B(a);N_GUARD,SBLOCK::QAR1(D)
- Refutation
- K(b);S_FLIGHT,XR(B)
- Try
- Actual
- S(C);
- Vars
- B(a);N_GUARD::R1(B),XB(a)
- B(a);N_GUARD::QAR1(D),XB(a)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).