Problem Display
PID: 241754 (8/8/2K5/8/1p6/1k6/1P6/QR2N3 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1928

8/8/2K5/8/1p6/1k6/1P6/QR2N3

#2

5 + 2


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Kc4
      • 2.b3#
  • Tries
    • 1.Qa3+?
      • 1...Kc4
        • 2.Qd3#
      • 1...bxa3!
  • Keys
    • 1.Qa5!
      • 1...Kc4
        • 2.Qd5#

FEATURES


  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);OGATE,S_FLIGHT::P(D)
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::QAB1(A)
      • Refutation
        • P(b);XQ(A)
  • Actual
    • Q(A);
    • Vars
      • K(a);S_FLIGHT::QAB1(A)


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).