MESON Chess Problem Database

Problem Display
PID: 215958 (7B/2K1k1P1/2PR2P1/8/8/8/8/8 w - - 0 1)

Zuncke, Klaus-Peter

Deutsche Schachzeitung, 1982

7B/2K1k1P1/2PR2P1/8/8/8/8/8

#2

6 + 1

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ke8
      • 2.Re6#
  • Tries
    • 1.Kc8?
      • 1...Ke8
        • 2.Re6#
      • 1...Kxd6!
    • 1.Rf6?
      • 1...Ke8
        • 2.Re6#
      • 1...Kxf6!
  • Keys
    • 1.g8S+!
      • 1...Ke8
        • 2.Rd8#
      • 1...Kf8
        • 2.Rd8#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::R(B)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • K(a);S_FLIGHT,XR(B)
    • Try
      • R(B);
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • K(a);S_FLIGHT,XR(B)
  • Actual
    • P(E);CHECK
    • Vars
      • K(a);P-FLIGHT::R1(B)
      • K(a);S_FLIGHT::R(B)
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).