MESON Chess Problem Database

Problem Display
PID: 9555 (6K1/3p4/8/nQ4Bk/5P1n/5NpP/6pr/6b1 w - - 0 1)

Mazel, Frantisek

Nedele, 1905

6K1/3p4/8/nQ4Bk/5P1n/5NpP/6pr/6b1

#2

6 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Qxd7?
      • threat
        • 2.Qh7#
      • 1...Kg6
        • 2.Qf7#
        • 2.Qh7#
      • 1...Sf5
        • 2.Qe8#
        • 2.Qf7#
      • 1...Rxh3!
  • Keys
    • 1.Qe2!
      • threat
        • 2.Sxh4#
      • 1...Kg6
        • 2.Sxh4#
      • 1...Sxf3
        • 2.Qe8#
      • 1...Sf5
        • 2.Sh4#
        • 2.Se5#
        • 2.Qe8#
      • 1...Sg6
        • 2.Se1#
        • 2.Sxg1#
        • 2.Sd2#
        • 2.Sxh2#
        • 2.Sd4#
        • 2.Sh4#
        • 2.Se5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);XP(h)
      • Threat
        • QAR2(D)
      • Refutation
        • R(c);XP(B)
  • Actual
    • Q(D);
    • Threat
      • QAB(D)+S(A),XS(e)
    • Vars
      • K(g);S_FLIGHT::S(A),XS(e)
      • S(e);N_GUARD,P_SPINS(e),XS(A)::QAB(D)
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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).