Problem Display
PID: 134329 (8/6KQ/8/8/B3p1k1/4B3/3P4/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Sachsische Zeitung, 1999

8/6KQ/8/8/B3p1k1/4B3/3P4/8

#2

5 + 2


14503 Problemschach-Jahrbuch (1999) 2000
5454 Near Snap 2022

SOLUTION


  • SOUND
  • Tries
    • 1.Bb5?
      • 1...Kf3
        • 2.Qh3#
      • 1...Kg3!
    • 1.Bd7+?
      • 1...Kg3
        • 2.Qh3#
      • 1...Kf3!
  • Keys
    • 1.Qh2!
      • 1...Kf3
        • 2.Bd1#
      • 1...Kf5
        • 2.Bd7#

Anticipated by 70811(1952)

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Vars
        • K(b);S_FLIGHT::QAR2(E)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • B(C);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(E)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(E);
    • Vars
      • K(b);S_FLIGHT::B(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).