Problem Display
PID: 136705 (8/3N4/8/8/1K2k3/2P5/5Q2/8 w - - 0 1)

Vogel, Peter

Pevomuc, 2001

8/3N4/8/8/1K2k3/2P5/5Q2/8

#2

4 + 1


5454 Near Snap 2010

SOLUTION


  • SOUND
  • Sets
    • 1...Kd3
      • 2.Sc5#
  • Tries
    • 1.Kb3?
      • 1...Kd3
        • 2.Sc5#
      • 1...Kd5!
  • Keys
    • 1.c4!
      • 1...Kd3
        • 2.Sc5#

Anticipated by 64386(1842)

This anticipates 136707(2001)

FEATURES


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


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).