Problem Display
PID: 122860 (1Q6/8/8/4R3/K2k4/8/1N6/8 w - - 0 1)

Wolf, Slavko

Sahovski problemi za pocetnike, 1935

1Q6/8/8/4R3/K2k4/8/1N6/8

#2

4 + 1


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Re6?
      • threat
        • 2.Qe5#
      • 1...Kc5
        • 2.Qe5#
        • 2.Qd6#
      • 1...Kd5
        • 2.Qe5#
        • 2.Qd6#
      • 1...Kc3!
  • Keys
    • 1.Qh8!
      • 1...Kc3
        • 2.Re2#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);
      • Threat
        • QAB1(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(D);
    • Vars
      • K(a);S_FLIGHT::QAB(D)+R(C)


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).