MESON Chess Problem Database

Problem Display
PID: 78111 (6r1/5QNp/5P1k/5K2/5n2/8/8/8 w - - 0 1)

Rice, John Michael

The Tablet, 1956

(First published on Sat Feb 11 1956)

6r1/5QNp/5P1k/5K2/5n2/8/8/8

#2

4 + 4

15239 Valois Notebooks 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Se2
      • 2.Qh5#
    • 1...Sg2
      • 2.Qh5#
    • 1...Sd3
      • 2.Qh5#
    • 1...Sh3
      • 2.Qh5#
    • 1...Sd5
      • 2.Qh5#
    • 1...Sh5
      • 2.Qxh5#
    • 1...Se6
      • 2.Qh5#
  • Keys
    • 1.Kg4!
      • 1...Rxg7+
        • 2.Qxg7#
      • 1...Ra8
        • 2.Sf5#
      • 1...Rb8
        • 2.Sf5#
      • 1...Rc8
        • 2.Sf5#
      • 1...Rd8
        • 2.Sf5#
      • 1...Re8
        • 2.Sf5#
      • 1...Rf8
        • 2.Sf5#
      • 1...Rh8
        • 2.Sf5#
      • 1...Se2
        • 2.Qh5#
      • 1...Sg2
        • 2.Qh5#
      • 1...Sd3
        • 2.Qh5#
      • 1...Sh3
        • 2.Qh5#
      • 1...Sd5
        • 2.Qh5#
      • 1...Sh5
        • 2.Qxh5#
      • 1...Se6
        • 2.Qh5#
      • 1...Sg6
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::QAR1(C)
    • S(a);N_GUARD::QAR1(C),XS(a)
  • Actual
    • K(A);P_SPINS(D),S_FLIGHT
    • Vars
      • R(d);CHECK,OGATE,XS(D)::QAB1(C),XR(d)
      • R(d);N_PINS(D),SBLOCK::S(D)
      • R(d);N_PINS(D)::S(D)
      • S(a);N_GUARD::QAR1(C)
      • S(a);N_GUARD::QAR1(C),XS(a)
      • S(a);N_PINS(D)::S(D)
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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).