MESON Chess Problem Database

Problem Display
PID: 174119 (8/8/8/8/4K3/8/1n2kp1N/2Q5 w - - 0 1)

Buchner, R?

Arbeiter Shachzeitung (Chemnitz), 1928

8/8/8/8/4K3/8/1n2kp1N/2Q5

#2

3 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Sf3!
      • threat
        • 2.Sd4#
      • 1...Sd1
        • 2.Qc4#
      • 1...f1Q
        • 2.Qd2#
        • 2.Qc2#
      • 1...f1S
        • 2.Qe1#
      • 1...f1B
        • 2.Qd2#
        • 2.Qe1#
        • 2.Qc2#
      • 1...f1R
        • 2.Qd2#
        • 2.Qc2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • S(a);N_GUARD,SBLOCK::QAB(A)
      • P(c);N_GUARD::QAR1(A)
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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).