MESON Chess Problem Database

Problem Display
PID: 139932 (8/2Kp4/3p1N1Q/2p5/7p/3B4/3R1p2/k3r1qR w - - 0 1)

Kipping, Cyril Stanley

The Problemist, 1938

8/2Kp4/3p1N1Q/2p5/7p/3B4/3R1p2/k3r1qR

#2

6 + 8

3530 Het Half Pin Thema (II) 1947

SOLUTION

  • SOUND
  • Keys
    • 1.Qh8!
      • threat
        • 2.Qa8#
      • 1...Qxh1
        • 2.Se4#
      • 1...Qg2
        • 2.Sg4#
      • 1...Qg4
        • 2.Sxg4#
      • 1...Qg8
        • 2.Sxg8#
      • 1...Re4
        • 2.Sxe4#
      • 1...Re8
        • 2.Sxe8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(E);
    • Threat
      • QAB(E)
    • Vars
      • Q(c);N_GUARD,SBLOCK,XR(A)::QAB(E)+S(D)
      • Q(c);P_SPINR(b)::QAB(E)+S(D)
      • Q(c);P_SPINR(b)::QAB(E)+S(D),XQ(c)
      • Q(c);N_GUARD,P_SPINR(b)::QAB(E)+S(D),XQ(c)
      • R(b);P_SPINQ(c)::QAB(E)+S(D),XR(b)
      • R(b);N_GUARD,P_SPINQ(c)::QAB(E)+S(D),XR(b)
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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).