MESON Chess Problem Database

Problem Display
PID: 235046 (4k1b1/6Rp/6np/3p3B/8/BK6/8/1Q6 w - - 0 1)

Fiedler, Frank

Gaudium, 2012

4k1b1/6Rp/6np/3p3B/8/BK6/8/1Q6

#2

5 + 6

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qf5!
      • threat
        • 2.Rxg8#
        • 2.Qd7#
        • 2.Qc8#
        • 2.Qf8#
      • 1...d4+
        • 2.Rxg8#
      • 1...Kd8
        • 2.Qd7#
      • 1...Be6
        • 2.Qf8#
      • 1...Bf7
        • 2.Qc8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);
    • Threat
      • DUALS(4)
    • Vars
      • P(a);CHECK::R(E),XB(f)
      • K(e);N_SPINS(b),P-FLIGHT::QAR1(A)
      • B(f);::QAR1(A)
      • B(f);N_SPINS(b)::QAR2(A)
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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).