Problem Display
PID: 105397 (2N5/8/8/K7/8/kP6/b1Q5/1r6 w - - 0 1)

Poponin, Vladimir Grigorievich

Bron MT, 1993

2N5/8/8/K7/8/kP6/b1Q5/1r6

#2

4 + 3


6490 yacpdb 2009
5454 Near Snap 2014

SOLUTION


  • SOUND
  • Keys
    • 1.Sd6!
      • threat
        • 2.Sc4#
        • 2.Sb5#
      • 1...Rxb3
        • 2.Sc4#
      • 1...Bxb3
        • 2.Sb5#

This anticipates 149458(1996), 234982(2012)

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • DUALS(2)
    • Vars
      • R(a);XP(B)::S(D)
      • B(b);XP(B)::S(D)


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).