MESON Chess Problem Database

Problem Display
PID: 190082 (8/6pq/6n1/6P1/K1Q5/2R3Pk/6Np/7b w - - 0 1)

Papp, Istvan

Magyar Sakkvilag, 1913

8/6pq/6n1/6P1/K1Q5/2R3Pk/6Np/7b

#2

6 + 6

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Bxg2
      • 2.Qe6#
      • 2.Qc8#
  • Keys
    • 1.Qe2!
      • threat
        • 2.g4#
      • 1...Qh4+
        • 2.gxh4#
      • 1...Bxg2
        • 2.Qe6#
      • 1...Sf4
        • 2.Sxf4#
      • 1...Sh4
        • 2.Sf4#
      • 1...Se5
        • 2.Sf4#
      • 1...Se7
        • 2.Sf4#
      • 1...Sf8
        • 2.Sf4#
      • 1...Sh8
        • 2.Sf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(E);
    • Threat
      • R(B)+P(C)
    • Vars
      • Q(f);CHECK,OGATE::R(B)+P(C),XQ(f)
      • B(a);SBLOCK,XS(A)::QAB(E)
      • S(d);N_GUARD::S(A),XS(d)
      • S(d);N_GUARD::S(A)
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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).