MESON Chess Problem Database

Problem Display
PID: 45823 (2n1NBnb/5B2/4PrR1/3p1kN1/6p1/6P1/pQ6/K7 w - - 0 1)

Dyachuk, Vasyl Vasilovich

Leontieva, Nadezhda Aleksandrovna

Markovtsy, Vassyl Yuriovich

Veliky, Mikola Moiseyovich

4th HM., Die Schwalbe, 2002

2n1NBnb/5B2/4PrR1/3p1kN1/6p1/6P1/pQ6/K7

#2

9 + 8

23 Die Schwalbe 2004

SOLUTION

  • SOUND
  • Sets
    • 1...Bg7
      • 2.Sxg7#
    • 1...Sb6
      • 2.Sd6#
    • 1...Sd6
      • 2.Sxd6#
    • 1...Sa7
      • 2.Sd6#
    • 1...Sce7
      • 2.Sd6#
    • 1...d4
      • 2.Qb5#
  • Keys
    • 1.Bg7!
      • 1...Rxe6
        • 2.Qf2#
      • 1...Rxg6
        • 2.Qe5#
      • 1...Rxf7
        • 2.Qc2#
      • 1...Bxg7
        • 2.Sxg7#
      • 1...d4
        • 2.Qb5#
      • 1...Sb6
        • 2.Sd6#
      • 1...Sd6
        • 2.Sxd6#
      • 1...Sa7
        • 2.Sd6#
      • 1...Sce7
        • 2.Sd6#
      • 1...Sh6
        • 2.Qxf6#
      • 1...Sge7
        • 2.Qxf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • B(h);N_GUARD::S(H),XB(h)
    • S(f);N_GUARD::S(H)
    • S(f);N_GUARD::S(H),XS(f)
    • P(c);OGATEB::QAR(B)
  • Actual
    • B(I);
    • Vars
      • R(e);XP(E)::QAR(B)
      • R(e);XR(F)::QAR1(B)
      • R(e);XB(G)::QAB(B)
      • B(h);XB(I)::S(H),XB(h)
      • P(c);OGATEB::QAR(B)
      • S(f);N_GUARD::S(H)
      • S(f);N_GUARD::S(H),XS(f)
      • S(g);N_GUARD::QAR1(B),XR(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).