MESON Chess Problem Database

Problem Display
PID: 274253 (4Q3/8/1n3p2/5k1K/6n1/7N/5p1B/8 w - - 0 1)

Kario, Borivoje

Mat, 1973

4Q3/8/1n3p2/5k1K/6n1/7N/5p1B/8

#2

4 + 5

SOLUTION

  • SOUND
  • Keys
    • 1.Sg5!
      • threat
        • 2.Qg6#
        • 2.Qe4#
        • 2.Qe6#
      • 1...Sxh2
        • 2.Qe4#
      • 1...fxg5
        • 2.Qg6#
      • 1...Se5
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(B);
    • Threat
      • DUALS(3)
    • Vars
      • S(b);XB(A)::QAB1(D)
      • P(e);XS(B)::QAB1(D)
      • S(b);::QAB1(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).