Problem Display
PID: 226522 (8/4K3/4Q3/6p1/7k/8/5P2/8 w - - 0 1)

Baird, Lilian Edith

Allgemeine Sportzeitung, 1890

8/4K3/4Q3/6p1/7k/8/5P2/8

#2

3 + 2


15148 Sadier Collection 2020

SOLUTION


  • SOUND
  • Sets
    • 1...g4
      • 2.Qh6#
  • Tries
    • 1.Kd6?
      • 1...g4
        • 2.Qh6#
      • 1...Kh5!
    • 1.Kf6?
      • 1...Kh5
        • 2.Qh3#
      • 1...g4!
    • 1.Kd7?
      • 1...g4
        • 2.Qh6#
      • 1...Kh5!
    • 1.Kd8?
      • 1...g4
        • 2.Qh6#
      • 1...Kh5!
    • 1.Ke8?
      • 1...g4
        • 2.Qh6#
      • 1...Kh5!
    • 1.Kf8?
      • 1...g4
        • 2.Qh6#
      • 1...Kh5!
  • Keys
    • 1.Kf7!
      • 1...Kh5
        • 2.Qh3#
      • 1...g4
        • 2.Qh6#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(b);SBLOCK::QAR2(B)
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Vars
        • P(b);SBLOCK::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(C);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • P(b);
    • Try
      • K(C);P-FLIGHT
      • Vars
        • P(b);SBLOCK::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(C);S_FLIGHT
      • Vars
        • P(b);SBLOCK::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(C);P-FLIGHT
      • Vars
        • P(b);SBLOCK::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(C);S_FLIGHT
      • Vars
        • P(b);SBLOCK::QAR2(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • K(C);P-FLIGHT
    • Vars
      • K(a);P-FLIGHT::QAR2(B)
      • P(b);SBLOCK::QAR2(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).