MESON Chess Problem Database

Problem Display
PID: 216692 (5K2/8/4Np1p/Q1Pprk1P/4N1pP/6p1/B2P2P1/8 w - - 0 1)

Kohlhase, Fritz

Deutsche Schachzeitung, 1884

5K2/8/4Np1p/Q1Pprk1P/4N1pP/6p1/B2P2P1/8

#2

10 + 7

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kxe4
      • 2.Bb1#
    • 1...d4
      • 2.Sxg3#
      • 2.Sd6#
  • Keys
    • 1.Qc7!
      • 1...Kxe4
        • 2.Bb1#
      • 1...Kxe6
        • 2.Qc8#
      • 1...Rxe4
        • 2.Sg7#
      • 1...Rxe6
        • 2.Sxg3#
      • 1...dxe4
        • 2.Qh7#
      • 1...d4
        • 2.Sxg3#
        • 2.Sd6#
        • 2.Qh7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • K(e);OGATEB,S_FLIGHT,XS(D)::B(A)
  • Actual
    • Q(F);
    • Vars
      • K(e);OGATEB,S_FLIGHT,XS(D)::B(A)
      • K(e);OGATEB,P_SPINP(c),S_FLIGHT,XS(I)::QAB(F)
      • R(d);SBLOCK,XS(D)::S(I)
      • R(d);SBLOCK,XS(I)::S(D),XP(a)
      • P(c);SBLOCK,XS(D)::QAB(F)
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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).