MESON Chess Problem Database

Problem Display
PID: 160176 (8/2p5/2Q3K1/6N1/8/8/6pp/7k w - - 0 1)

Rohr, Hugo

Das Ratsel, 1929

8/2p5/2Q3K1/6N1/8/8/6pp/7k

#2

3 + 4

15148 Sadier Collection 2017

SOLUTION

  • SOUND
  • Keys
    • 1.Se4!
      • 1...g1Q+
        • 2.Sg3#
      • 1...g1R+
        • 2.Sg3#
      • 1...Kg1
        • 2.Qc1#
      • 1...g1S
        • 2.Sf2#
        • 2.Sg3#
      • 1...g1B
        • 2.Sd2#
        • 2.Sf2#
        • 2.Sc3#
        • 2.Sg3#
        • 2.Sc5#
        • 2.Sg5#
        • 2.Sd6#
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(A);N_PINP(b)
    • Vars
      • P(b);CHECK,SBLOCK::QAB(B)+S(A),DCHECK
      • K(a);P-FLIGHT::QAR(B)
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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).