MESON Chess Problem Database

Problem Display
PID: 77961 (4N3/8/8/3Kbk1B/6R1/8/4N3/8 w - - 0 1)

Lipton, Michael

The Tablet, 1955

(First published on Sat Feb 5 1955)

4N3/8/8/3Kbk1B/6R1/8/4N3/8

#2

5 + 2

5454 Near Snap 2008

SOLUTION

  • SOUND
  • Sets
    • 1...Ba1
      • 2.Sg3#
    • 1...Bb2
      • 2.Sg3#
    • 1...Bh2
      • 2.Sd4#
    • 1...Bc3
      • 2.Sg3#
    • 1...Bg3
      • 2.Sxg3#
      • 2.Sd4#
    • 1...Bd4
      • 2.Sg3#
      • 2.Sxd4#
    • 1...Bf4
      • 2.Sd4#
    • 1...Bd6
      • 2.Sd4#
    • 1...Bf6
      • 2.Sg3#
      • 2.Sd6#
    • 1...Bc7
      • 2.Sd4#
    • 1...Bg7
      • 2.Sg3#
    • 1...Bb8
      • 2.Sd4#
    • 1...Bh8
      • 2.Sg3#
  • Keys
    • 1.Rg6!
      • 1...Ba1
        • 2.Sd6#
      • 1...Bb2
        • 2.Sd6#
      • 1...Bh2
        • 2.Sg7#
      • 1...Bc3
        • 2.Sd6#
      • 1...Bg3
        • 2.Sg7#
      • 1...Bd4
        • 2.Sd6#
      • 1...Bf4
        • 2.Sd4#
        • 2.Sg7#
      • 1...Bd6
        • 2.Sxd6#
        • 2.Sg7#
      • 1...Bf6
        • 2.Sd6#
      • 1...Bc7
        • 2.Sg7#
      • 1...Bg7
        • 2.Sd6#
        • 2.Sxg7#
      • 1...Bb8
        • 2.Sg7#
      • 1...Bh8
        • 2.Sd6#

Anticipated by 16823(1943), 23542(1955)

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 7
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • B(a);N_GUARD::S(A)
  • Actual
    • R(B);
    • Vars
      • B(a);N_GUARD::S(E)
HTML5 logo

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).