Problem Display
PID: 214581 (1N1b1N2/2Pn4/3k4/3P4/3K3B/8/8/8 w - - 0 1)

Fitzgerald, DE

Newark Sunday Call, 1878

1N1b1N2/2Pn4/3k4/3P4/3K3B/8/8/8

#2

6 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Bg3+?
      • 1...Se5
        • 2.cxd8Q#
      • 1...Ke7!
  • Keys
    • 1.cxd8B!
      • threat
        • 2.Bhe7#
      • 1...Sf6
        • 2.Bg3#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);CHECK
      • Vars
        • S(b);P_SPINS(b)::PXB(c)=Q
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • P(D);XB(c)
    • Threat
      • B(B)
    • Vars
      • S(b);N_GUARD::B(B)


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).