MESON Chess Problem Database

Problem Display
PID: 69534 (2N5/8/6K1/Q7/3kn2R/8/1N2P3/B7 w - - 0 1)

Barbier, Georges Emile

The Chess Player's Chronicle (Sampson), 1877

2N5/8/6K1/Q7/3kn2R/8/1N2P3/B7

#2

7 + 2

14868 Pirnie Collection 2011

SOLUTION

  • SOUND
  • Keys
    • 1.Qa2!
      • 1...Kc3
        • 2.Sd3#
      • 1...Ke3
        • 2.Sd1#
      • 1...Kc5
        • 2.Qc4#
      • 1...Ke5
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(E);
    • Vars
      • K(a);N_SPINS(b),S_FLIGHT::B(A)+S(B)
      • K(a);N_SPINS(b),S_FLIGHT::S(B)
      • K(a);N_SPINS(b),S_FLIGHT::QAR1(E)
      • K(a);N_SPINS(b),S_FLIGHT::B(A)+S(B),DCHECK
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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).