Problem Display
PID: 27237 (8/7P/8/1N3Q1K/5p1R/4k3/8/8 w - - 0 1)

Lebeck, Donald

Mate in Two!! (Lebeck), 1992

8/7P/8/1N3Q1K/5p1R/4k3/8/8

#2

5 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Rh2?
      • 1...Kf3
        • 2.Qd3#
      • 1...f3!
  • Keys
    • 1.Qc2!
      • 1...Kf3
        • 2.Rh3#
      • 1...f3
        • 2.Re4#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);
      • Vars
        • K(a);P-FLIGHT,P_SPINP(b)::QAR2(C)
      • Refutation
        • P(b);
  • Actual
    • Q(C);
    • Vars
      • K(a);P-FLIGHT::R(A)
      • P(b);OGATE,SBLOCK::R1(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).