MESON Chess Problem Database

Problem Display
PID: 273934 (4B3/5pr1/R5P1/R5Pk/8/3pNKP1/3B1n2/8 w - - 0 1)

Paslack, Rainer

Die Schwalbe, 2023

4B3/5pr1/R5P1/R5Pk/8/3pNKP1/3B1n2/8

#2

9 + 5

SOLUTION

  • SOUND
  • Tries
    • 1.Sd5?
      • threat
        • 2.Sf4#
      • 1...f5
        • 2.Sf6#
      • 1...Sh3!
  • Keys
    • 1.Sg2!
      • threat
        • 2.Sf4#
      • 1...Sh3
        • 2.g4#
      • 1...f5
        • 2.gxf5 ep#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Threat
        • S(B)
      • Vars
        • P(d);::S(B)
      • Refutation
        • S(a);
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • S(a);N_GUARD::P(D)
      • P(d);OGATE::R(E)+P(F),XP(d),EP
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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).