MESON Chess Problem Database

Problem Display
PID: 240450 (4nK2/6pk/7p/7Q/8/8/8/8 w - - 0 1)

Parkhomenko, Nikolai A

Problemist Pribuzhya, 1991

4nK2/6pk/7p/7Q/8/8/8/8

#2

2 + 4

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qf7!
      • 1...Kh8
        • 2.Qg8#
      • 1...h5
        • 2.Qxh5#
      • 1...Sd6
        • 2.Qxg7#
      • 1...Sf6
        • 2.Qxg7#
      • 1...Sc7
        • 2.Qxg7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);N_PINP(a),P_PINP(b)
    • Vars
      • K(c);N_SPINP(b),P-FLIGHT::QAR1(A)
      • P(a);OGATEB::QAR2(A),XP(a)
      • S(d);N_GUARD::QAR1(A),XP(b)
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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).