MESON Chess Problem Database

Problem Display
PID: 71145 (8/8/8/1B1n4/5p1K/3p1N1R/RN1p1pkB/Q6b w - - 0 1)

Kipping, Cyril Stanley

BCPS, 1947

8/8/8/1B1n4/5p1K/3p1N1R/RN1p1pkB/Q6b

#2

8 + 7

81 Chess 1951

SOLUTION

  • SOUND
  • Tries
    • 1.Sxd2?
      • threat
        • 2.Qf1#
      • 1...f1Q
        • 2.Qxf1#
      • 1...f1S
        • 2.Qxf1#
      • 1...f1B
        • 2.Qxf1#
      • 1...f1R
        • 2.Qxf1#
      • 1...Se3!
  • Keys
    • 1.Sxd3!
      • 1...d1Q
        • 2.Rxf2#
      • 1...d1S
        • 2.Sde1#
      • 1...d1B
        • 2.Sde1#
        • 2.Rxf2#
      • 1...d1R
        • 2.Rxf2#
      • 1...f1Q
        • 2.Qg7#
      • 1...f1S
        • 2.Sfe1#
      • 1...f1B
        • 2.Sfe1#
        • 2.Qg7#
      • 1...f1R
        • 2.Qg7#
      • 1...Sc3
        • 2.Sxf4#
      • 1...Se3
        • 2.Sxf4#
      • 1...Sb4
        • 2.Sxf4#
      • 1...Sb6
        • 2.Sxf4#
      • 1...Sf6
        • 2.Sxf4#
      • 1...Sc7
        • 2.Sxf4#
      • 1...Se7
        • 2.Sxf4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 13
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);XP(b)
      • Threat
        • QAB1(A)
      • Vars
        • P(c);::QAB1(A),XQ(c)
        • P(c);::QAB1(A),XS(c)
        • P(c);::QAB1(A),XB(c)
        • P(c);::QAB1(A),XR(c)
      • Refutation
        • S(g);
  • Actual
    • S(C);XP(e)
    • Vars
      • P(b);OGATE,P_SPINP(c)::R1(B),XP(c)
      • P(b);N_GUARD,P_SPINP(c)::S(C)
      • P(c);P_SPINP(b),SBLOCK::QAR(A)
      • P(c);N_GUARD,P_SPINP(b),SBLOCK::S(E)
      • S(g);N_GUARD::S(C),XP(f)
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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).