MESON Chess Problem Database

Problem Display
PID: 23345 (8/1Q6/8/B3kp2/7K/8/4NP2/8 w - - 0 1)

Posessor, V

Protetarskaya pravda, 1927

8/1Q6/8/B3kp2/7K/8/4NP2/8

#2

5 + 2

3296 Shakhmatny zadachi miniaturi 1987
3813 300 Sachmatu Uzdaviniu 1991
4883 Still More Fun with Chess Miniatures 2002
5454 Near Snap 2008

SOLUTION

  • SOUND
  • Keys
    • 1.Sf4!
      • 1...Kd4
        • 2.Qd5#
      • 1...Kxf4
        • 2.Bc7#
      • 1...Kd6
        • 2.Qc7#
      • 1...Kf6
        • 2.Bc3#

Anticipated by 208794(1876), 121390(1908)

This anticipates 22287(1934), 22386(1934), 170471(1951), 170476(1953), 24220(1983), 171470(1988), 23874(1996), 165528(1998), 26009(2001)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(A);
    • Vars
      • K(a);S_FLIGHT::QAR1(E)
      • K(a);S_FLIGHT,XS(A)::B(D)
      • K(a);S_FLIGHT::QAB1(E)
      • K(a);S_FLIGHT::B(D)
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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).