MESON Chess Problem Database

Problem Display
PID: 68694 (3r2Nn/pR6/K2k4/2b5/4PP2/3N4/8/3Q4 w - - 0 1)

Petite, Efren

Het Belgisch Schaakbord (L'Echiquier Belge), 1956

3r2Nn/pR6/K2k4/2b5/4PP2/3N4/8/3Q4

#2

7 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Kc6
      • 2.Se5#
    • 1...Ke6
      • 2.Sxc5#
  • Keys
    • 1.Qh5!
      • threat
        • 2.Qd5#
      • 1...Kc6
        • 2.Qxc5#
      • 1...Ke6
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::S(B)
    • K(b);P-FLIGHT::S(B),XB(a)
  • Actual
    • Q(A);
    • Threat
      • QAR1(A)
    • Vars
      • K(b);P-FLIGHT::QAR1(A),XB(a)
      • K(b);P-FLIGHT::QAR1(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).