MESON Chess Problem Database

Problem Display
PID: 17796 (2K5/8/8/2pNn3/5Q2/5R2/p3pNB1/r3k3 w - - 0 1)

Mikan, Ilja

Straz lidu, 1949

2K5/8/8/2pNn3/5Q2/5R2/p3pNB1/r3k3

#2

6 + 6

5505 Dobrodruzstvi 64 poli 1973

SOLUTION

  • SOUND
  • Sets
    • 1...Rc1
      • 2.Qxc1#
  • Keys
    • 1.Sb4!
      • threat
        • 2.Sc2#
      • 1...Sxf3
        • 2.Sbd3#
      • 1...cxb4
        • 2.Qxb4#
      • 1...Rc1
        • 2.Qxc1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(a);N_GUARD::QAR2(D),XR(a)
  • Actual
    • S(E);
    • Threat
      • S(E)
    • Vars
      • S(f);N_GUARD,XR(C)::S(E)
      • P(e);OGATE,XS(E)::QAB(D),XP(e)
      • R(a);N_GUARD::QAR2(D),XR(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).