MESON Chess Problem Database

Problem Display
PID: 109474 (K3k3/4P2n/4P3/3N1P1N/8/5n2/2b3rb/8 w - - 0 1)

Svoboda, Rudolf

Bulletin de la FFE, 1936

K3k3/4P2n/4P3/3N1P1N/8/5n2/2b3rb/8

#2

6 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rd2
      • 2.Sg7#
    • 1...Re2
      • 2.Sg7#
    • 1...Rf2
      • 2.Sg7#
    • 1...Rg7
      • 2.Sxg7#
    • 1...Bg3
      • 2.Sg7#
    • 1...Sfg5
      • 2.Sg7#
    • 1...Shg5
      • 2.Shf6#
      • 2.Sg7#
    • 1...Sf6
      • 2.Shxf6#
    • 1...Sf8
      • 2.Shf6#
  • Keys
    • 1.f6!
      • threat
        • 2.f7#
      • 1...Sxf6
        • 2.Shxf6#
      • 1...Rg7
        • 2.Sxg7#
      • 1...Bg6
        • 2.Sg7#
      • 1...Se5
        • 2.Sc7#
      • 1...Sfg5
        • 2.Sg7#
      • 1...Shg5
        • 2.Sg7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • R(b);N_GUARD::S(C)
    • R(b);N_GUARD::S(C),XR(b)
    • B(c);S_CUTR(b)::S(C)
    • S(d);S_CUTR(b)::S(C)
    • S(e);N_GUARD::S(C),XS(e)
    • S(e);N_GUARD::S(C)
  • Actual
    • P(B);
    • Threat
      • P(B)
    • Vars
      • S(e);XP(B)::S(C),XS(e)
      • R(b);N_GUARD::S(C),XR(b)
      • B(a);S_CUTR(b)::S(C)
      • S(d);S_CUTB(c)::S(A)
      • S(d);S_CUTR(b)::S(C)
      • S(e);S_CUTR(b)::S(C)
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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).