MESON Chess Problem Database

Problem Display
PID: 113362 (8/8/7n/1B1p2p1/4p1R1/1Np1k3/2p2qPB/2Kb2Q1 w - - 0 1)

Sobek, Karel

Straz lidu, 1950

8/8/7n/1B1p2p1/4p1R1/1Np1k3/2p2qPB/2Kb2Q1

#2

7 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qxg1
      • 2.Bxg1#
  • Keys
    • 1.Sd4!
      • 1...Kxd4
        • 2.Qxf2#
      • 1...Qxg1
        • 2.Bxg1#
      • 1...Bxg4
        • 2.Sxc2#
      • 1...Sxg4
        • 2.Sf5#
      • 1...Be2
        • 2.Sxc2#
      • 1...Bf3
        • 2.Sxc2#
      • 1...Sf5
        • 2.Sxf5#
      • 1...Sf7
        • 2.Sf5#
      • 1...Sg8
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • Q(c);N_SPINQ(c),OGATE,XQ(B)::B(D),XQ(c)
  • Actual
    • S(E);
    • Vars
      • K(e);P_SPINP(f),S_FLIGHT,XS(E)::QAB(B),XQ(c)
      • Q(c);N_SPINQ(c),OGATE,XQ(B)::B(D),XQ(c)
      • B(a);N_GUARD,XR(F)::S(E),XP(b)
      • S(i);N_GUARD,XR(F)::S(E)
      • B(a);N_GUARD::S(E),XP(b)
      • S(i);N_GUARD::S(E),XS(i)
      • S(i);N_GUARD::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).