MESON Chess Problem Database

Problem Display
PID: 51294 (b1Q1R1B1/3nP3/1pppNk1K/1r3p2/3n4/2B1N3/4R3/b7 w - - 0 1)

Rendall, JL

Manchester Guardian, 1956

b1Q1R1B1/3nP3/1pppNk1K/1r3p2/3n4/2B1N3/4R3/b7

#2

9 + 10

SOLUTION

  • SOUND
  • Keys
    • 1.Sf8!
      • threat
        • 2.Sxd7#
      • 1...Ke5
        • 2.Sd5#
      • 1...Sxf8
        • 2.exf8Q#
        • 2.exf8R#
      • 1...Sc5
        • 2.Qxf5#
      • 1...Se5
        • 2.Sh7#
      • 1...Sb8
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • S(D),XS(i)
    • Vars
      • K(h);S_FLIGHT::R(A)+S(C)
      • S(i);OGATE,XS(D)::PXS(i)=Q
      • S(i);OGATE::QAR1(G),XP(d)
      • S(i);N_SPINS(b),SBLOCK::S(D)
      • S(i);OGATE::QAR1(G)
HTML5 logo

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).