Problem Display
PID: 207008 (8/6N1/8/7B/1N2kP2/B1K5/8/8 w - - 0 1)

Anonymous

New York Clipper, 1860

8/6N1/8/7B/1N2kP2/B1K5/8/8

#2

6 + 1


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Sc2?
      • 1...Kd5
        • 2.Bf3#
      • 1...Kxf4!
    • 1.Sd3?
      • 1...Kd5
        • 2.Bf3#
      • 1...Ke3!
  • Keys
    • 1.Sd5!
      • 1...Kxd5
        • 2.Bf3#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::B(E)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(a);S_FLIGHT,XS(C)::B(E)


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).