MESON Chess Problem Database

Problem Display
PID: 75812 (2k2r1r/3R1Q2/2P5/3Pb3/8/7P/6P1/7K w - - 0 1)

Montigny, Alfred

Neu entdeckte Schachspiel-Geheimnisse, 1802

2k2r1r/3R1Q2/2P5/3Pb3/8/7P/6P1/7K

#2

7 + 4

16 Chess Amateur (The) 1910

SOLUTION

  • SOUND
  • Sets
    • 1...Rh4
      • 2.Qxf8#
    • 1...Rh5
      • 2.Qxf8#
    • 1...Rh6
      • 2.Qxf8#
    • 1...Rh7
      • 2.Qxf8#
  • Keys
    • 1.Rd8+!
      • 1...Kxd8
        • 2.Qd7#
      • 1...Rxd8
        • 2.Qb7#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • R(d);N_GUARD::QAR(G),XR(c)
  • Actual
    • R(F);CHECK
    • Vars
      • K(b);P-FLIGHT,XR(F)::QAR1(G)
      • R(c);SBLOCK,XR(F)::QAB1(G)
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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).