Problem Display
PID: 223214 (8/1Q2K3/2N5/5k1p/8/8/1p1B4/5B2 w - - 0 1)

Halkett, James Brooke

Nashville Daily American, 1886

8/1Q2K3/2N5/5k1p/8/8/1p1B4/5B2

#2

5 + 3


5454 Near Snap 2020
6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Qd7+?
      • 1...Ke4
        • 2.Bg2#
        • 2.Qd3#
      • 1...Kg6!
  • Keys
    • 1.Qb3!
      • threat
        • 2.Qe6#
      • 1...Ke4
        • 2.Qd3#
      • 1...Kg4
        • 2.Qh3#
      • 1...Kg6
        • 2.Qf7#

Anticipated by 1937(1853)

This anticipates 245956(2011)

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);CHECK
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(D);
    • Threat
      • QAB1(D)
    • Vars
      • K(b);S_FLIGHT::QAB1(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).