MESON Chess Problem Database

Problem Display
PID: 51144 (3b1K2/3Bn3/4p1b1/3kP2R/2R2Pr1/3P4/1q3NN1/3n1Q2 w - - 0 1)

Bennett, Frederick

Manchester Guardian, 1951

3b1K2/3Bn3/4p1b1/3kP2R/2R2Pr1/3P4/1q3NN1/3n1Q2

#2

10 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rxf4+
      • 2.Sxf4#
    • 1...Be4
      • 2.dxe4#
    • 1...Sxf2
      • 2.Se3#
    • 1...Sc3
      • 2.Se3#
    • 1...Se3
      • 2.Sxe3#
    • 1...Sf5
      • 2.Bc6#
    • 1...Sc6
      • 2.Bxc6#
    • 1...Sc8
      • 2.Bc6#
    • 1...Sg8
      • 2.Bc6#
  • Keys
    • 1.Se4!
      • threat
        • 2.Sf6#
      • 1...Rxf4+
        • 2.Sxf4#
      • 1...Qxe5
        • 2.Rxe5#
      • 1...Bxe4
        • 2.dxe4#
      • 1...Sf5
        • 2.Bc6#
      • 1...Sc6
        • 2.Bxc6#
      • 1...Sc8
        • 2.Bc6#
      • 1...Sg8
        • 2.Bc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • R(c);CHECK,XP(F)::S(C),XR(c)
    • B(f);OGATE::P(D),XB(f)
    • S(a);N_GUARD,XS(B)::S(C)
    • S(a);N_GUARD::S(C)
    • S(a);N_GUARD::S(C),XS(a)
    • S(g);N_GUARD::B(I)
    • S(g);N_GUARD::B(I),XS(g)
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • R(c);CHECK,XP(F)::S(C),XR(c)
      • Q(b);OGATE,P_SPINQ(b),XP(G)::R1(H),XQ(b)
      • B(f);OGATE,XS(B)::P(D),XB(f)
      • S(g);N_GUARD::B(I)
      • S(g);N_GUARD::B(I),XS(g)
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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).