MESON Chess Problem Database

Problem Display
PID: 36932 (6b1/3R3p/5pqp/R1N2k2/2p5/5PBN/8/1K6 w - - 0 1)

Feher, Ignaz

Recomm., BCF 010. Ty., 1932-1933

6b1/3R3p/5pqp/R1N2k2/2p5/5PBN/8/1K6

#2

7 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Bd5
      • 2.Rxd5#
  • Tries
    • 1.Sb3+?
      • 1...Bd5
        • 2.Sd4#
      • 1...Ke6+!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Sce6#
      • 1...Ke5+
        • 2.Scd3#
      • 1...Kg5+
        • 2.Se4#
      • 1...Bd5
        • 2.Rxd5#
      • 1...Be6
        • 2.Scxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(g);N_GUARD::R(G),XB(g)
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • B(g);P_SPINB(g)::S(F)
      • Refutation
        • K(b);CHECK,S_FLIGHT
  • Actual
    • S(D);
    • Threat
      • R(E)+S(F)
    • Vars
      • K(b);CHECK,P-FLIGHT::R(E)+S(F),DCHECK
      • B(g);N_GUARD::R(G),XB(g)
      • B(g);::R(E)+S(F),XB(g)
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).