MESON Chess Problem Database

Problem Display
PID: 49409 (b7/8/Q2Np3/3k2K1/1p4N1/nP1nP3/8/8 w - - 0 1)

Mann, Carel Christiaan Wilhelm

Tijdschrift vd NSB, 1893

b7/8/Q2Np3/3k2K1/1p4N1/nP1nP3/8/8

#2

6 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Sf6+?
      • 1...Ke5
        • 2.Sf7#
      • 1...Kc5!
  • Keys
    • 1.Se4!
      • threat
        • 2.Qxa8#
      • 1...Kxe4
        • 2.Qxa8#
      • 1...Bc6
        • 2.Qxd3#
      • 1...Bb7
        • 2.Qxb7#
      • 1...Sc5
        • 2.Sef6#
      • 1...Se5
        • 2.Sgf6#
      • 1...e5
        • 2.Sgf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(d);P-FLIGHT::S(F)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • S(F);
    • Threat
      • QAB(E),XB(f)
    • Vars
      • K(d);S_FLIGHT,XS(F)::QAB(E),XB(f)
      • B(f);SBLOCK::QAR2(E),XS(b)
      • B(f);N_GUARD::QAB(E),XB(f)
      • S(b);SBLOCK::S(F)
      • S(b);SBLOCK::S(C)
      • P(e);SBLOCK::S(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).