MESON Chess Problem Database

Problem Display
PID: 71200 (8/2bB4/1p6/1N6/2p1kpN1/2R1P3/6P1/1b2K3 w - - 0 1)

Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)

St. Petersburger Zeitung, 1904

8/2bB4/1p6/1N6/2p1kpN1/2R1P3/6P1/1b2K3

#2

7 + 6

SOLUTION

  • SOUND
  • Keys
    • 1.Rd3!
      • threat
        • 2.Rd4#
      • 1...Kxd3
        • 2.Bf5#
      • 1...Bxd3
        • 2.Sc3#
      • 1...cxd3
        • 2.Sc3#
      • 1...Be5
        • 2.Sf2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(C);
    • Threat
      • R1(C)
    • Vars
      • K(c);S_FLIGHT,XR(C)::B(G)
      • B(a);SBLOCK,XR(C)::S(F)
      • P(b);SBLOCK,XR(C)::S(F)
      • B(f);SBLOCK::S(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).