Problem Display
PID: 93271 (8/6p1/4K1kp/6N1/5P2/7Q/8/8 w - - 0 1)

Tuxen, Harri Viggo

Skakbladet, 1959

8/6p1/4K1kp/6N1/5P2/7Q/8/8

#2

4 + 3


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...hxg5
      • 2.f5#
  • Tries
    • 1.Kd5?
      • 1...Kf6
        • 2.Qe6#
      • 1...h5
        • 2.Qe6#
      • 1...hxg5!
    • 1.Ke5?
      • 1...h5
        • 2.Qe6#
      • 1...hxg5!
    • 1.Kd6?
      • 1...Kf6
        • 2.Qe6#
      • 1...h5
        • 2.Qe6#
      • 1...hxg5!
    • 1.Kd7?
      • 1...Kf6
        • 2.Qe6#
      • 1...h5
        • 2.Qe6#
      • 1...hxg5!
    • 1.Qh1?
      • 1...hxg5
        • 2.f5#
      • 1...h5!
    • 1.Qh2?
      • 1...hxg5
        • 2.f5#
      • 1...h5!
  • Keys
    • 1.Ke7!
      • 1...hxg5
        • 2.f5#
      • 1...h5
        • 2.Qe6#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(b);SBLOCK,XS(C)::P(B)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
        • P(b);SBLOCK::QAR2(A)
      • Refutation
        • P(b);XS(C)
    • Try
      • K(D);P-FLIGHT
      • Vars
        • P(b);SBLOCK::QAR2(A)
      • Refutation
        • P(b);XS(C)
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
        • P(b);SBLOCK::QAR2(A)
      • Refutation
        • P(b);XS(C)
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
        • P(b);SBLOCK::QAR2(A)
      • Refutation
        • P(b);XS(C)
    • Try
      • Q(A);
      • Vars
        • P(b);SBLOCK,XS(C)::P(B)
      • Refutation
        • P(b);
    • Try
      • Q(A);
      • Vars
        • P(b);SBLOCK,XS(C)::P(B)
      • Refutation
        • P(b);
  • Actual
    • K(D);P-FLIGHT
    • Vars
      • P(b);SBLOCK,XS(C)::P(B)
      • P(b);SBLOCK::QAR2(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).