MESON Chess Problem Database

Problem Display
PID: 260709 (3R4/6P1/K1kP1p2/7R/4n3/2b2Np1/3pr1B1/6B1 w - - 0 1)

Lipton, Michael

Comm., The Problemist, 1956

3R4/6P1/K1kP1p2/7R/4n3/2b2Np1/3pr1B1/6B1

#2

8 + 7

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Bb4
      • 2.Sd4#
    • 1...Bd4
      • 2.Sxd4#
    • 1...Ba5
      • 2.Sd4#
    • 1...Sf2
      • 2.Sd4#
    • 1...Sc5+
      • 2.Rxc5#
    • 1...Sg5
      • 2.Se5#
    • 1...Sxd6
      • 2.Rc5#
  • Keys
    • 1.g8S!
      • threat
        • 2.Se7#
      • 1...Sc5+
        • 2.Rxc5#
      • 1...Sxd6
        • 2.Rc5#
      • 1...Sg5
        • 2.Se5#
      • 1...Sf2
        • 2.Sd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 3
  • Sets
    • B(c);N_GUARD::S(C)
    • B(c);N_GUARD::S(C),XB(c)
    • S(e);::B(B)+S(C),DCHECK
    • S(e);CHECK,N_GUARD::R1(D),XS(e)
    • S(e);N_GUARD,XP(F)::R1(D)
  • Actual
    • P(G);
    • Threat
      • S(G)
    • Vars
      • S(e);CHECK,N_GUARD::R1(D),XS(e)
      • S(e);N_GUARD,XP(F)::R1(D)
      • S(e);::B(B)+S(C),DCHECK
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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).