MESON Chess Problem Database

Problem Display
PID: 181823 (8/b7/N3P1B1/ppp2R2/k1N1r3/p7/K7/8 w - - 0 1)

Merenyi, Lajos

Magyar Sakklap, 1905

8/b7/N3P1B1/ppp2R2/k1N1r3/p7/K7/8

#2

6 + 7

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bb6
      • 2.Sxb6#
    • 1...Bb8
      • 2.Sb6#
    • 1...bxc4
      • 2.Be8#
    • 1...b4
      • 2.Be8#
  • Keys
    • 1.Rf4!
      • 1...Re2+
        • 2.Sb2#
      • 1...Rxc4
        • 2.Bc2#
      • 1...Rxf4
        • 2.Bc2#
      • 1...Rxe6
        • 2.Sb2#
        • 2.Sb6#
        • 2.Bc2#
      • 1...bxc4
        • 2.Be8#
      • 1...b4
        • 2.Be8#
      • 1...Re1
        • 2.Sb2#
        • 2.Sb6#
        • 2.Bc2#
      • 1...Re3
        • 2.Sb2#
        • 2.Sb6#
      • 1...Rd4
        • 2.Bc2#
      • 1...Re5
        • 2.Sb2#
        • 2.Sb6#
        • 2.Bc2#
      • 1...Bb6
        • 2.Sxb6#
      • 1...Bb8
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • B(g);N_GUARD::S(B),XB(g)
    • B(g);N_GUARD::S(B)
    • P(e);OGATEB,XS(B)::B(F)
    • P(e);OGATEB::B(F)
  • Actual
    • R(C);
    • Vars
      • R(c);CHECK::R(C)+S(B),DCHECK
      • R(c);OGATE,P_SPINR(c),XS(B)::B(F)
      • R(c);OGATE,XR(C)::B(F)
      • P(e);OGATEB,XS(B)::B(F)
      • P(e);OGATEB::B(F)
      • R(c);OGATE::B(F)
      • B(g);N_GUARD::S(B),XB(g)
      • B(g);N_GUARD::S(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).