Problem Display
PID: 141793 (8/3p4/1B1Np3/1Q2P3/1PK2pq1/P4kb1/5nr1/2N2R2 w - - 0 1)

Winter-Wood, Edward John

Leeds Mercury, 1900

(First published on Sat Mar 17 1900)

8/3p4/1B1Np3/1Q2P3/1PK2pq1/P4kb1/5nr1/2N2R2

#2

9 + 8


15254 EJWW Scrapbook 2011

SOLUTION


  • SOUND
  • Keys
    • 1.Qa4!
      • threat
        • 2.Qd1#
        • 2.Qb3#
        • 2.Qa8#
      • 1...Qh3
        • 2.Qd1#
      • 1...Qf5
        • 2.Qd1#
      • 1...Qh5
        • 2.Qd1#
      • 1...Qh4
        • 2.Qd1#
      • 1...Qg5
        • 2.Qd1#
      • 1...Qg6
        • 2.Qd1#
      • 1...Qg7
        • 2.Qd1#
      • 1...Qg8
        • 2.Qd1#
      • 1...Rg1
        • 2.Qa8#
      • 1...Rh2
        • 2.Qa8#
      • 1...Bh2
        • 2.Qb3#
      • 1...Bh4
        • 2.Qb3#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(F);
    • Threat
      • DUALS(3)
    • Vars
      • Q(f);::QAB(F)
      • R(b);::QAB(F)
      • B(d);::QAR(F)


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).