MESON Chess Problem Database

Problem Display
PID: 187942 (b3B3/4Pp1n/3pN1P1/3k1n2/2p3N1/5P2/4P2b/Q1K5 w - - 0 1)

Simon, Jeno

Magyar Sakkujsag, 1910

b3B3/4Pp1n/3pN1P1/3k1n2/2p3N1/5P2/4P2b/Q1K5

#2

9 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...c3
      • 2.Qa2#
  • Keys
    • 1.Qa7!
      • threat
        • 2.Sc7#
      • 1...Bf4+
        • 2.Sxf4#
      • 1...Kxe6
        • 2.Bxf7#
      • 1...fxe6
        • 2.e4#
      • 1...c3
        • 2.Qa2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(b);OGATEB::QAB(A)
  • Actual
    • Q(A);
    • Threat
      • S(F)
    • Vars
      • B(a);CHECK,N_GUARD::S(F),XB(a)
      • K(c);OGATEB,S_FLIGHT,XS(F)::B(I),XP(f)
      • P(f);SBLOCK,XS(F)::P(C)
      • P(b);OGATEB::QAB(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).