MESON Chess Problem Database

Problem Display
PID: 2084 (8/5B2/q2r1n1R/5k2/8/5K2/1Q6/8 w - - 0 1)

Brieger, Robert A

Source?, 0000

8/5B2/q2r1n1R/5k2/8/5K2/1Q6/8

#2

4 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Sg4
      • 2.Rh5#
    • 1...Sd5
      • 2.Rh5#
    • 1...Sh5
      • 2.Rxh5#
    • 1...Sd7
      • 2.Rh5#
    • 1...Se8
      • 2.Rh5#
    • 1...Sg8
      • 2.Rh5#
  • Keys
    • 1.Qxf6+!
      • 1...Rxf6
        • 2.Rh5#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 6
  • Sets
    • S(d);N_GUARD::R(C)
    • S(d);N_GUARD::R(C),XS(d)
  • Actual
    • Q(A);CHECK,XS(d)
    • Vars
      • R(c);SBLOCK,XQ(A)::R(C)
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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).