MESON Chess Problem Database

Problem Display
PID: 236211 (N2n3r/2N4p/7P/k2B4/8/K6R/3p4/3r4 w - - 0 1)

Kardos, Tivadar

Schweizerische Schachzeitung, 1988

N2n3r/2N4p/7P/k2B4/8/K6R/3p4/3r4

#2

6 + 6

5454 Near Snap 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Rh5!
      • threat
        • 2.Bh1#
        • 2.Ba2#
        • 2.Bg2#
        • 2.Bb3#
        • 2.Bf3#
        • 2.Bc4#
        • 2.Be4#
        • 2.Bc6#
        • 2.Be6#
        • 2.Bb7#
        • 2.Bf7#
        • 2.Bg8#
      • 1...Ra1+
        • 2.Ba2#
      • 1...Rb1
        • 2.Bb3#
      • 1...Rc1
        • 2.Bc4#
      • 1...Re1
        • 2.Be4#
      • 1...Rf1
        • 2.Bf3#
      • 1...Rg1
        • 2.Bg2#
      • 1...Rh1
        • 2.Bxh1#
      • 1...Re8
        • 2.Be6#
      • 1...Rf8
        • 2.Bf7#
      • 1...Rg8
        • 2.Bxg8#
      • 1...Sc6
        • 2.Bxc6#
      • 1...Se6
        • 2.Bxe6#
      • 1...Sb7
        • 2.Bxb7#
      • 1...Sf7
        • 2.Bxf7#

Anticipated by 52118(1968), 216845(1973)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(B);
    • Threat
      • DUALS(12)
    • Vars
      • R(a);CHECK::R(B)+B(C)
      • R(a);::R(B)+B(C)
      • R(a);::R(B)+B(C),XR(a)
      • R(f);::R(B)+B(C)
      • R(f);::R(B)+B(C),XR(f)
      • S(e);::R(B)+B(C),XS(e)
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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).