MESON Chess Problem Database

Problem Display
PID: 51224 (5BN1/5p2/8/4kB2/2P5/1P3pNp/3K1P1Q/8 w - - 0 1)

Wright Wood, S (= Wood, SW)

Manchester Guardian, 1954

5BN1/5p2/8/4kB2/2P5/1P3pNp/3K1P1Q/8

#2

9 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Sf1+?
      • 1...Kd4
        • 2.Qf4#
        • 2.Qd6#
      • 1...Kxf5!
    • 1.Sh1+?
      • 1...Kd4
        • 2.Qf4#
        • 2.Qd6#
      • 1...Kxf5!
    • 1.Se4+?
      • 1...Kd4
        • 2.Bc5#
        • 2.Qd6#
      • 1...Kxf5!
    • 1.Sh5+?
      • 1...Kd4
        • 2.Qf4#
        • 2.Qd6#
      • 1...Kxf5!
    • 1.Sh6?
      • 1...Kf4
        • 2.Se4#
      • 1...Kf6
        • 2.Se4#
      • 1...f6
        • 2.Se2#
      • 1...Kd4!
  • Keys
    • 1.Se7!
      • 1...Kd4
        • 2.Sc6#
      • 1...Kf4
        • 2.Se4#
      • 1...Kd6
        • 2.Se4#
      • 1...Kf6
        • 2.Se4#
      • 1...f6
        • 2.Se2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);CHECK
      • Refutation
        • K(c);P-FLIGHT,XB(G)
    • Try
      • S(E);CHECK
      • Refutation
        • K(c);P-FLIGHT,XB(G)
    • Try
      • S(E);CHECK
      • Refutation
        • K(c);P-FLIGHT,XB(G)
    • Try
      • S(E);CHECK
      • Refutation
        • K(c);P-FLIGHT,XB(G)
    • Try
      • S(I);
      • Vars
        • K(c);S_FLIGHT::QAB(C)+S(E)
        • K(c);S_FLIGHT::S(E)
        • P(d);SBLOCK::QAB(C)+S(E)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • S(I);
    • Vars
      • K(c);S_FLIGHT::S(I)
      • K(c);S_FLIGHT::QAB(C)+S(E)
      • K(c);S_FLIGHT::QAB(C)+S(E),DCHECK
      • K(c);S_FLIGHT::S(E)
      • P(d);SBLOCK::QAB(C)+S(E)
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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).