Problem Display
PID: 241734 (8/8/5K2/1PPk4/8/2Q5/4P3/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1928

8/8/5K2/1PPk4/8/2Q5/4P3/8

#2

5 + 1


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qe5#
  • Tries
    • 1.b6?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc6!
  • Keys
    • 1.c6!
      • 1...Ke4
        • 2.Qe5#
      • 1...Kd6
        • 2.Qe5#

FEATURES


  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAR1(B)
  • Tries
    • Try
      • P(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(D);
    • Vars
      • K(a);S_FLIGHT::QAR1(B)
      • K(a);P-FLIGHT::QAB1(B)


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).