Problem Display
PID: 212070 (8/3P4/3n4/8/3k1N2/8/2R1R3/3K4 w - - 0 1)

Schiegl, Hansjorg

Schach-Echo, 1969

8/3P4/3n4/8/3k1N2/8/2R1R3/3K4

#2

5 + 2


15148 Sadier Collection 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Se6+?
      • 1...Kd5
        • 2.Rc5#
      • 1...Kd3!
  • Keys
    • 1.d8S!
      • threat
        • 2.Sc6#
        • 2.Sde6#
      • 1...Sc4
        • 2.Sde6#
      • 1...Se4
        • 2.Sc6#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Vars
        • K(a);P-FLIGHT::R1(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(E);
    • Threat
      • DUALS(2)
    • Vars
      • S(b);::S(E)


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).