MESON Chess Problem Database

Problem Display
PID: 7695 (4NKbk/6pr/6Q1/8/8/8/8/8 w - - 0 1)

McDowell, Michael

The Problemist, 1992

4NKbk/6pr/6Q1/8/8/8/8/8

#2

3 + 4

2838 Fun with Chess Miniatures 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Rh1
      • 2.Qxg7#
    • 1...Rh2
      • 2.Qxg7#
    • 1...Rh3
      • 2.Qxg7#
    • 1...Rh4
      • 2.Qxg7#
    • 1...Rh5
      • 2.Qxg7#
    • 1...Rh6
      • 2.Qxg7#
  • Keys
    • 1.Sf6!
      • 1...gxf6
        • 2.Qxg8#
      • 1...Rh1
        • 2.Qxg7#
      • 1...Rh2
        • 2.Qxg7#
      • 1...Rh3
        • 2.Qxg7#
      • 1...Rh4
        • 2.Qxg7#
      • 1...Rh5
        • 2.Qxg7#
      • 1...Rh6
        • 2.Qxg7#
      • 1...Ba2
        • 2.Qxh7#
      • 1...Bb3
        • 2.Qxh7#
      • 1...Bc4
        • 2.Qxh7#
      • 1...Bd5
        • 2.Qxh7#
      • 1...Be6
        • 2.Qxh7#
      • 1...Bf7
        • 2.Qxh7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • R(b);N_GUARD::QAB1(A),XP(a)
  • Actual
    • S(B);
    • Vars
      • P(a);OGATE,XS(B)::QAR1(A),XB(c)
      • R(b);N_GUARD::QAB1(A),XP(a)
      • B(c);N_GUARD::QAR1(A),XR(b)
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).