MESON Chess Problem Database

Problem Display
PID: 222563 (1Q6/6B1/2N5/3pPkn1/3RbN2/7P/5P2/2K5 w - - 0 1)

Mussini, Luigi

Nuova Rivista degli Scacchi, 1883

1Q6/6B1/2N5/3pPkn1/3RbN2/7P/5P2/2K5

#2

9 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Bb1
      • 2.Se7#
    • 1...Bh1
      • 2.Se7#
    • 1...Bc2
      • 2.Se7#
    • 1...Bg2
      • 2.Se7#
    • 1...Bd3
      • 2.Se7#
    • 1...Bf3
      • 2.Se7#
  • Tries
    • 1.Qc8+?
      • 1...Kxf4
        • 2.Qg4#
      • 1...Se6!
  • Keys
    • 1.Bh6!
      • 1...Kxf4
        • 2.Qf8#
      • 1...Sxh3
        • 2.Qc8#
      • 1...Bb1
        • 2.Se7#
      • 1...Bh1
        • 2.Se7#
      • 1...Bc2
        • 2.Se7#
      • 1...Bg2
        • 2.Se7#
      • 1...Bd3
        • 2.Se7#
      • 1...Bf3
        • 2.Se7#
      • 1...Sf3
        • 2.Se7#
        • 2.Qc8#
        • 2.Qf8#
      • 1...Se6
        • 2.Se7#
      • 1...Sf7
        • 2.Se7#
        • 2.Qc8#
      • 1...Sh7
        • 2.Se7#
        • 2.Qc8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(a);::S(G)
  • Tries
    • Try
      • Q(I);CHECK
      • Vars
        • K(c);OGATE,P-FLIGHT,P_SPINB(a),XS(E)::QAR1(I)
      • Refutation
        • S(d);P_SPINS(d)
  • Actual
    • B(H);
    • Vars
      • K(c);P-FLIGHT,P_SPINB(a),P_SPINS(d),XS(E)::QAR(I)
      • S(d);N_GUARD,XP(C)::QAB(I)
      • B(a);::S(G)
      • S(d);::S(G)
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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).