MESON Chess Problem Database

Problem Display
PID: 70814 (8/3pBp1Q/qRb1N3/3k1P2/RnN2p2/1p3K2/1P2P3/5B2 w - - 0 1)

Servais, Albert

The Chess Problem, 1946

8/3pBp1Q/qRb1N3/3k1P2/RnN2p2/1p3K2/1P2P3/5B2

#2

11 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc4+
      • 2.e4#
  • Keys
    • 1.f6!
      • threat
        • 2.Qe4#
      • 1...Kxc4+
        • 2.e4#
      • 1...Kxe6+
        • 2.Qe4#
      • 1...Qxc4
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(d);CHECK,P_SPINS(b),S_FLIGHT,XS(F)::B(A)+P(C)
  • Actual
    • P(G);
    • Threat
      • QAB1(K)
    • Vars
      • K(d);CHECK,P_SPINS(b),S_FLIGHT,XS(F)::B(A)+P(C)
      • K(d);CHECK,P_SPINB(f),S_FLIGHT,XS(I)::QAR2(K)
      • Q(e);SBLOCK,XS(F)::QAR2(K)
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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).