Problem Display
PID: 157304 (3R3K/5k1B/3B4/4P3/4P3/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1926

3R3K/5k1B/3B4/4P3/4P3/8/8/8

#2

6 + 1


15148 Sadier Collection 2016

SOLUTION


  • SOUND
  • Sets
    • 1...Ke6
      • 2.Bg8#
  • Tries
    • 1.Rd7+?
      • 1...Ke6
        • 2.Bf5#
        • 2.Re7#
      • 1...Ke8!
  • Keys
    • 1.Rf8+!
      • 1...Ke6
        • 2.Bf5#

FEATURES


  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(D)
  • Tries
    • Try
      • R(E);CHECK
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(E);CHECK
    • Vars
      • K(a);S_FLIGHT::B(D)


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).