Problem Display
PID: 219060 (BR6/8/2R5/2Nk4/5B2/1N3K2/8/8 w - - 0 1)

Teed, Frank Melville

Baltimore American and Commercial Advertiser, 1881

BR6/8/2R5/2Nk4/5B2/1N3K2/8/8

#2

7 + 1


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Rb7?
      • 1...Kxc6
        • 2.Rb4#
        • 2.Rb8#
      • 1...Kc4!
  • Keys
    • 1.Sb7!
      • 1...Kxc6
        • 2.S7c5#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(G);
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(D);
    • Vars
      • K(a);S_FLIGHT,XR(E)::B(F)+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).