MESON Chess Problem Database

Problem Display
PID: 132029 (4r2k/4N3/7B/4b1N1/6n1/5R2/4K3/8 w - - 0 1)

Husik, Karel

Ruch, 1947

4r2k/4N3/7B/4b1N1/6n1/5R2/4K3/8

#2

5 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe7
      • 2.Rf8#
    • 1...Rf8
      • 2.Rxf8#
  • Keys
    • 1.Rf7!
      • threat
        • 2.Rh7#
      • 1...Rxe7
        • 2.Rf8#
      • 1...Bg7
        • 2.Bxg7#
      • 1...Sf6
        • 2.Bg7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • R(c);N_GUARD,XS(E)::R(B)
    • R(c);N_GUARD::R(B),XR(c)
  • Actual
    • R(B);
    • Threat
      • R1(B)
    • Vars
      • R(c);N_GUARD,XS(E)::R(B)
      • B(b);N_GUARD,P_PINS(E)::B(D),XB(b)
      • S(a);S_CUTB(b)::B(D)
HTML5 logo

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).