MESON Chess Problem Database

Problem Display
PID: 148403 (5N2/8/K7/2p1k1B1/2PN1RrP/8/3P4/1B6 w - - 0 1)

Dawson, Thomas Rayner

Four-Leaved Shamrock, 1912

5N2/8/K7/2p1k1B1/2PN1RrP/8/3P4/1B6

#2

9 + 3

15256 TRD Scrapbook 2013

SOLUTION

  • SOUND
  • Keys
    • 1.Be7!
      • 1...Rg6+
        • 2.Sxg6#
      • 1...Kxf4
        • 2.Bd6#
      • 1...Rxf4
        • 2.Sc6#
      • 1...Rxh4
        • 2.Sg6#
      • 1...cxd4
        • 2.Rf5#
      • 1...Rg1
        • 2.Re4#
      • 1...Rg2
        • 2.Re4#
      • 1...Rg3
        • 2.Re4#
      • 1...Rg5
        • 2.Re4#
      • 1...Rg7
        • 2.Re4#
      • 1...Rg8
        • 2.Re4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
  • Actual
    • B(G);
    • Vars
      • R(a);CHECK,N_GUARD::S(I),XR(a)
      • K(c);S_FLIGHT,XR(E)::B(G)
      • R(a);SBLOCK,XR(E)::S(D)
      • R(a);N_GUARD,XP(F)::S(I)
      • P(b);SBLOCK,XS(D)::R1(E)
      • R(a);N_GUARD::R1(E)
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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).