MESON Chess Problem Database

Problem Display
PID: 2450 (Q7/p6k/R7/6P1/6K1/8/8/6b1 w - - 0 1)

Kling, Josef

Collection des plus Beaux Problemes, 1846

Q7/p6k/R7/6P1/6K1/8/8/6b1

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Rxa7+?
      • 1...Kg6
        • 2.Qe4#
        • 2.Qc6#
        • 2.Qe8#
        • 2.Qg8#
      • 1...Bxa7!
    • 1.g6+?
      • 1...Kh6
        • 2.Qf8#
        • 2.Qh8#
      • 1...Kg7!
  • Keys
    • 1.Rg6!
      • threat
        • 2.Qg8#
      • 1...Kxg6
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);CHECK,XP(b)
      • Refutation
        • B(a);XR(C)
    • Try
      • P(B);CHECK
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • R(C);
    • Threat
      • QAB1(D)
    • Vars
      • K(c);S_FLIGHT,XR(C)::QAR2(D)
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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).