MESON Chess Problem Database

Problem Display
PID: 285915 (8/4p3/4Kb2/4Q3/6k1/5N2/8/6N1 w - - 0 1)

Valuska, Jan

Prace, 1983

(First published on Fri Oct 14 1983)

8/4p3/4Kb2/4Q3/6k1/5N2/8/6N1

#2

4 + 3

15601 Albrecht-Leiss-Degener Collection 2026
5454 Near Snap 2026

SOLUTION

  • SOUND
  • Sets
    • 1...Bh4
      • 2.Sh2#
    • 1...Bg5
      • 2.Qxg5#
    • 1...Bg7
      • 2.Qg5#
    • 1...Bh8
      • 2.Qg5#
  • Keys
    • 1.Qh2!
      • 1...Bh4
        • 2.Qxh4#
      • 1...Ba1
        • 2.Qh4#
      • 1...Bb2
        • 2.Qh4#
      • 1...Bc3
        • 2.Qh4#
      • 1...Bd4
        • 2.Qh4#
      • 1...Be5
        • 2.Qh4#
      • 1...Bg5
        • 2.Se5#
      • 1...Bg7
        • 2.Qh4#
      • 1...Bh8
        • 2.Qh4#

Anticipated by 110505(1965-1966)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 4
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • B(b);SBLOCK::S(B)
    • B(b);N_GUARD::QAR1(C),XB(b)
    • B(b);N_GUARD::QAR1(C)
  • Actual
    • Q(C);
    • Vars
      • B(b);N_GUARD::QAR1(C),XB(b)
      • B(b);N_GUARD::QAR1(C)
      • B(b);N_GUARD,SBLOCK::S(B)
HTML5 logo

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).