MESON Chess Problem Database

Problem Display
PID: 92172 (8/Q4BBp/2ppq1nr/2rk3p/2n1N2P/3P2N1/8/4K3 w - - 0 1)

Zabunov, Vladimir N

Shakhmatna misl, 1973

8/Q4BBp/2ppq1nr/2rk3p/2n1N2P/3P2N1/8/4K3

#2

8 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qxf7
      • 2.Qxf7#
    • 1...Ra5
      • 2.Qd4#
    • 1...Rb5
      • 2.Qd4#
  • Keys
    • 1.Sf5!
      • 1...Qxf7
        • 2.Qxf7#
      • 1...Sxh4
        • 2.Se7#
      • 1...Ra5
        • 2.Qd4#
      • 1...Rb5
        • 2.Qd4#
      • 1...Sb2
        • 2.Se3#
      • 1...Sd2
        • 2.Se3#
      • 1...Sa3
        • 2.Se3#
      • 1...Se3
        • 2.Sxe3#
      • 1...Sa5
        • 2.Se3#
      • 1...Sce5
        • 2.Sf6#
      • 1...Sb6
        • 2.Se3#
      • 1...Sf4
        • 2.Se7#
      • 1...Sge5
        • 2.Sc3#
      • 1...Se7
        • 2.Sxe7#
      • 1...Sf8
        • 2.Se7#
      • 1...Sh8
        • 2.Se7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 13
    • REMOVED MATES = 0
  • Sets
    • Q(g);N_PINS(D),N_SPINQ(g),OGATE,XB(G)::QAB(F),XQ(g)
    • R(b);OGATE::QAR1(F)
  • Actual
    • S(C);
    • Vars
      • Q(g);N_PINS(D),N_SPINQ(g),OGATE,XB(G)::QAB(F),XQ(g)
      • S(h);N_GUARD,XP(E)::S(C)
      • R(b);OGATE::QAR1(F)
      • S(a);N_GUARD::S(C)
      • S(a);N_GUARD,N_PINS(D)::S(C),XS(a)
      • S(a);N_PINS(D),SBLOCK::S(D)
      • S(h);N_GUARD::S(C)
      • S(h);N_PINS(D)::S(D)
      • S(h);N_GUARD::S(C),XS(h)
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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).