MESON Chess Problem Database

Problem Display
PID: 8100 (b7/nPRPP3/1Qpkr1p1/1Pp1np2/2P4B/K1N1N3/8/8 w - - 0 1)

Velimirovic, Milan

Mat Plus, 1995

b7/nPRPP3/1Qpkr1p1/1Pp1np2/2P4B/K1N1N3/8/8

#2

11 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Sxc4+
      • 2.Sxc4#
    • 1...Sxb5+
      • 2.Sxb5#
    • 1...Sc8
      • 2.bxc8S#
      • 2.dxc8S#
    • 1...f4
      • 2.Se4#
    • 1...g5
      • 2.Sxf5#
  • Keys
    • 1.d8S!
      • 1...Sxc4+
        • 2.Sxc4#
      • 1...Sxb5+
        • 2.Sxb5#
      • 1...Rxe7
        • 2.Bxe7#
      • 1...Bxb7
        • 2.Sxb7#
      • 1...Sd3
        • 2.Sf7#
      • 1...Sf3
        • 2.Sf7#
      • 1...Sg4
        • 2.Sf7#
      • 1...Sd7
        • 2.Sf7#
      • 1...Sf7
        • 2.Sxf7#
      • 1...Rf6
        • 2.e8S#
      • 1...Sc8
        • 2.bxc8S#
      • 1...f4
        • 2.Se4#
      • 1...g5
        • 2.Sxf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • S(b);CHECK,XP(D)::S(C),XS(b)
    • S(h);CHECK,XP(F)::S(B),XS(h)
    • P(c);N_GUARD::S(B)
    • P(g);N_GUARD::S(C),XP(c)
  • Actual
    • P(J);
    • Vars
      • S(b);CHECK,XP(D)::S(C),XS(b)
      • S(h);CHECK,XP(F)::S(B),XS(h)
      • R(f);OGATE,XP(K)::B(E),XR(f)
      • B(i);XP(H)::S(J),XB(i)
      • S(b);N_GUARD::S(J)
      • S(b);N_GUARD::S(J),XS(b)
      • R(f);N_GUARD::P=S
      • S(h);OGATE::PXS(h)=S
      • P(c);N_GUARD::S(B)
      • P(g);N_GUARD::S(C),XP(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).