MESON Chess Problem Database

Problem Display
PID: 248 (3K2b1/6p1/4R3/3p1kPB/2N2P2/2p5/3bR3/8 w - - 0 1)

Mikan, Ilja

Straz lidu, 1950

3K2b1/6p1/4R3/3p1kPB/2N2P2/2p5/3bR3/8

#2

7 + 6

5505 Dobrodruzstvi 64 poli 1973

SOLUTION

  • SOUND
  • Sets
    • 1...g6
      • 2.Rf6#
  • Keys
    • 1.Rf2!
      • threat
        • 2.Re5#
      • 1...Kxe6
        • 2.f5#
      • 1...Bxe6
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • P(e);N_GUARD::R1(F)
  • Actual
    • R(A);
    • Threat
      • R1(F)
    • Vars
      • K(d);OGATE,S_FLIGHT,XR(F)::P(C)
      • B(f);SBLOCK,XR(F)::S(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).