MESON Chess Problem Database

Problem Display
PID: 172452 (8/4KQ1p/7k/4N1r1/8/8/8/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 1997

8/4KQ1p/7k/4N1r1/8/8/8/8

#2

3 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Rh5
      • 2.Qf6#
  • Keys
    • 1.Qf4!
      • 1...Kh5
        • 2.Qh2#
      • 1...Kg7
        • 2.Qf8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • R(a);N_GUARD,SBLOCK::QAR2(C)
  • Actual
    • Q(C);P_PINR(a)
    • Vars
      • K(b);N_SPINR(a),P-FLIGHT::QAR(C)
      • K(b);N_SPINR(a),S_FLIGHT::QAB1(C)
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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).