MESON Chess Problem Database

Problem Display
PID: 80336 (8/8/8/r3p3/7k/7r/3QN2p/3BK2n w - - 0 1)

Nordlohne, Marcel Eugene

De Maasbode, 1954

8/8/8/r3p3/7k/7r/3QN2p/3BK2n

#2

4 + 6

5227 Schaak..., maar raak! 1969

SOLUTION

  • SOUND
  • Keys
    • 1.Sg3!
      • threat
        • 2.Sf5#
      • 1...Kxg3
        • 2.Qg5#
      • 1...Rxg3
        • 2.Qh6#
      • 1...Sxg3
        • 2.Qd8#
      • 1...e4
        • 2.Qf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • K(d);S_FLIGHT,XS(D)::QAR2(C)
      • R(c);SBLOCK,XS(D)::QAR2(C)
      • S(a);SBLOCK,XS(D)::QAB(C)
      • P(f);N_GUARD::QAR2(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).