MESON Chess Problem Database

Problem Display
PID: 62667 (r1bR3B/r6k/p3p2p/8/2n5/8/6R1/7K w - - 0 1)

Kipping, Cyril Stanley

Chess, 1944

r1bR3B/r6k/p3p2p/8/2n5/8/6R1/7K

#2

4 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rg7
      • 2.Rxg7#
    • 1...Bd7
      • 2.Rg7#
  • Tries
    • 1.Be5?
      • threat
        • 2.Rh8#
      • 1...Rg7
        • 2.Rxg7#
      • 1...Bb7
        • 2.Rd7#
      • 1...Bd7
        • 2.Rg7#
      • 1...Sxe5!
  • Keys
    • 1.Bf6!
      • threat
        • 2.Rh8#
      • 1...Rg7
        • 2.Rxg7#
      • 1...Bb7
        • 2.Rd7#
      • 1...Bd7
        • 2.Rg7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(e);N_GUARD::R1(B),XR(e)
    • B(h);S_CUTR(e)::R1(B)
  • Tries
    • Try
      • B(D);
      • Threat
        • R1(C)
      • Vars
        • R(e);N_GUARD::R1(B),XR(e)
        • B(h);N_GUARD,P_PINR(B),S_CUTR(e)::R(C)
        • B(h);S_CUTR(e)::R1(B)
      • Refutation
        • S(a);XB(D)
  • Actual
    • B(D);
    • Threat
      • R1(C)
    • Vars
      • R(e);N_GUARD::R1(B),XR(e)
      • B(h);N_GUARD,P_PINR(B),S_CUTR(e)::R(C)
      • B(h);S_CUTR(e)::R1(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).