Problem Display
PID: 206990 (4b3/5P1R/4k1p1/8/4KP2/8/8/8 w - - 0 1)

Muzio, ?

New York Clipper, 1859

4b3/5P1R/4k1p1/8/4KP2/8/8/8

#2

4 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.fxe8Q+?
      • 1...Kf6
        • 2.Rf7#
        • 2.Qc6#
        • 2.Qf7#
        • 2.Qe5#
        • 2.Qe7#
      • 1...Kd6!
  • Keys
    • 1.fxe8S!
      • 1...g5
        • 2.f5#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(C);CHECK,XB(c)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(C);XB(c)
    • Vars
      • P(b);N_GUARD::P(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).