Problem Display
PID: 241930 (8/7N/8/8/6P1/4N2k/5K2/4Q1B1 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1933

8/7N/8/8/6P1/4N2k/5K2/4Q1B1

#2

6 + 1


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Kh4
      • 2.Kg2#
  • Tries
    • 1.Bh2?
      • 1...Kh4
        • 2.Kg2#
      • 1...Kxh2!
  • Keys
    • 1.Qa5!
      • 1...Kh4
        • 2.Qh5#

FEATURES


  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(a);P-FLIGHT::QAB(A)+K(C)
  • Tries
    • Try
      • B(B);
      • Vars
        • K(a);P-FLIGHT::QAB(A)+K(C)
      • Refutation
        • K(a);P-FLIGHT,XB(B)
  • Actual
    • Q(A);
    • Vars
      • K(a);P-FLIGHT::QAR1(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).