MESON Chess Problem Database

Problem Display
PID: 78496 (4k2r/8/5B1P/3R1KpP/8/8/8/8 w k g5 0 1)

Langstaff, William A

Chess Amateur (The), 1922

4k2r/8/5B1P/3R1KpP/8/8/8/8

#2

5 + 3

15422 Problemskak 2017

SOLUTION

  • SOUND
  • Tries
    • 1.Ke6?
      • threat
        • 2.Rd8#
      • 1...Kf8
        • 2.Rd8#
      • 1...0-0!
  • Keys
    • 1.hxg5 ep!
      • threat
        • 2.Rd8#
      • 1...Kf8
        • 2.Rd8#
      • 1...0-0
        • 2.h7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Threat
        • R1(A)
      • Vars
        • K(b);P-FLIGHT::R(A)
      • Refutation
        • K(b);0-0
  • Actual
    • P(C);EP,XP(a)
    • Threat
      • R1(A)
    • Vars
      • K(b);P-FLIGHT::R(A)
      • K(b);0-0,P_PINB(D)::P(E)
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).