MESON Chess Problem Database

Problem Display
PID: 24122 (8/5K2/7p/7k/4NQ1b/8/7n/8 w - - 0 1)

Oleinik, Aleksandr Petrovich

Leninska plemya, 1989

8/5K2/7p/7k/4NQ1b/8/7n/8

#2

3 + 4

2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Be1
      • 2.Sf6#
    • 1...Bf2
      • 2.Sf6#
    • 1...Bg3
      • 2.Sxg3#
      • 2.Sf6#
    • 1...Bg5
      • 2.Sg3#
    • 1...Bf6
      • 2.Sg3#
      • 2.Sxf6#
    • 1...Be7
      • 2.Sg3#
    • 1...Bd8
      • 2.Sg3#
    • 1...Sf1
      • 2.Qf3#
    • 1...Sf3
      • 2.Qxf3#
  • Keys
    • 1.Kg7!
      • 1...Bf6+
        • 2.Sxf6#
      • 1...Be1
        • 2.Sf6#
      • 1...Bf2
        • 2.Sf6#
      • 1...Bg3
        • 2.Sxg3#
        • 2.Sf6#
      • 1...Bg5
        • 2.Sg3#
      • 1...Be7
        • 2.Sg3#
      • 1...Bd8
        • 2.Sg3#
      • 1...Sf1
        • 2.Qf3#
      • 1...Sf3
        • 2.Qxf3#
      • 1...Sg4
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(b);N_GUARD::S(A)
    • S(a);N_GUARD::QAB(B)
    • S(a);N_GUARD::QAB(B),XS(a)
  • Actual
    • K(C);P-FLIGHT
    • Vars
      • B(b);CHECK,N_GUARD::S(A),XB(b)
      • B(b);N_GUARD::S(A)
      • S(a);N_GUARD::QAB(B)
      • S(a);N_GUARD::QAB(B),XS(a)
      • S(a);SBLOCK::QAB(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).