MESON Chess Problem Database

Problem Display
PID: 40207 (K4B2/6p1/4k1p1/RBnNP1n1/2PP2pq/b3N3/8/5Q1b w - - 0 1)

Lindner, Laszlo

2nd Comm., Magyar Sakkvilag, 1943

K4B2/6p1/4k1p1/RBnNP1n1/2PP2pq/b3N3/8/5Q1b

#2

10 + 9

4080 Mattbilder eines Lebens 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd5+
      • 2.cxd5#
    • 1...Sce4
      • 2.Sc7#
    • 1...Sb7
      • 2.Sc7#
    • 1...Sge4
      • 2.Sc7#
  • Keys
    • 1.Ra7!
      • threat
        • 2.Re7#
      • 1...Bxd5+
        • 2.cxd5#
      • 1...Sb3
        • 2.Bd7#
      • 1...Sd3
        • 2.Bd7#
      • 1...Sa4
        • 2.Bd7#
      • 1...Sce4
        • 2.Sf4#
        • 2.Sc7#
        • 2.Bd7#
      • 1...Sa6
        • 2.Bd7#
      • 1...Sb7
        • 2.Sc7#
      • 1...Sd7
        • 2.Bxd7#
      • 1...Sf3
        • 2.Sf4#
      • 1...Sh3
        • 2.Qf7#
      • 1...Sge4
        • 2.Sf4#
        • 2.Sc7#
        • 2.Qf7#
      • 1...Sf7
        • 2.Qxf7#
      • 1...Sh7
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 2
  • Sets
    • B(a);CHECK,OGATE,XS(G)::P(C),XB(a)
    • S(e);N_PINS(G)::S(G)
    • S(f);N_PINS(G)::S(G)
  • Actual
    • R(E);
    • Threat
      • R1(E)
    • Vars
      • B(a);CHECK,OGATE,XS(G)::P(C),XB(a)
      • S(e);N_GUARD::B(F)
      • S(e);N_PINS(G)::S(G)
      • S(e);N_GUARD::B(F),XS(e)
      • S(f);N_PINS(G)::S(G)
      • S(f);N_GUARD::QAB1(A)
      • S(f);N_GUARD::QAB1(A),XS(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).