MESON Chess Problem Database

Problem Display
PID: 140672 (B7/1b6/1R6/5kNP/3PR2b/3PP3/2r4n/2n3QK w - - 0 1)

Neale, Harry R

The Problemist, 1943

B7/1b6/1R6/5kNP/3PR2b/3PP3/2r4n/2n3QK

#2

10 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Rc6
      • 2.Rf4#
    • 1...Bxe4+
      • 2.Bxe4#
      • 2.dxe4#
    • 1...Ba6
      • 2.Rf4#
      • 2.Re5#
    • 1...Bc8
      • 2.Rf4#
      • 2.Re5#
    • 1...Sf1
      • 2.Qg4#
    • 1...Sf3
      • 2.Rf4#
      • 2.Qg4#
    • 1...Sg4
      • 2.Qxg4#
  • Keys
    • 1.Sh7!
      • threat
        • 2.Qg6#
      • 1...Bxe4+
        • 2.Bxe4#
        • 2.dxe4#
      • 1...Bg3
        • 2.Rf6#
      • 1...Rg2
        • 2.Rf4#
      • 1...Rc6
        • 2.Re5#
      • 1...Bg5
        • 2.Qxg5#
      • 1...Sg4
        • 2.Qxg4#

This is a version of 141037

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • R(b);N_PINR(F)::R1(F)
    • S(c);N_GUARD::QAB1(A)
    • S(c);N_GUARD::QAB1(A),XS(c)
  • Actual
    • S(G);
    • Threat
      • QAB1(A)
    • Vars
      • B(d);N_GUARD::R1(I)
      • R(b);N_PINR(F)::R1(F)
      • B(d);N_GUARD::QAR1(A),XB(d)
      • S(c);N_GUARD::QAB1(A),XS(c)
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).