Problem Display
PID: 103820 (8/3K4/8/2pkp3/2ppp3/8/3Q4/8 w - - 0 1)

Vance, FT

Dubuque Chess Journal, 1892

8/3K4/8/2pkp3/2ppp3/8/3Q4/8

#2

2 + 6


6490 yacpdb 2009
5454 Near Snap 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Qh6!
      • threat
        • 2.Qc6#
        • 2.Qd6#
        • 2.Qe6#
      • 1...c3
        • 2.Qe6#
      • 1...d3
        • 2.Qd6#
      • 1...e3
        • 2.Qc6#

This anticipates 20920(1914)

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);N_PINP(b)
    • Threat
      • DUALS(3)
    • Vars
      • P(a);::QAB1(A)
      • P(b);::QAR1(A)
      • P(c);::QAB1(A)


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).