MESON Chess Problem Database

Problem Display
PID: 178325 (8/4p1p1/1K2B1p1/4k1N1/4N2P/8/3P3P/8 w - - 0 1)

van der Holst, H

Morgenbladet, 1903

8/4p1p1/1K2B1p1/4k1N1/4N2P/8/3P3P/8

#2

7 + 4

5454 Near Snap 2018
6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Sf2?
      • 1...Kd4
        • 2.Sf3#
      • 1...Kf4
        • 2.Sd3#
      • 1...Kf6
        • 2.Sg4#
      • 1...Kd6!
  • Keys
    • 1.Sc5!
      • 1...Kd4
        • 2.Sf3#
      • 1...Kf4
        • 2.Sd3#
      • 1...Kd6
        • 2.Sf7#
      • 1...Kf6
        • 2.Sd7#

Anticipated by 1936(1852), 1977(1866), 75330(1879)

This anticipates 189978(1913), 195113(1918), 195293(1923), 62067(1936), 16381(1940), 139878(1949), 147818(1983), 147815(2012), 147819(2012)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::S(E)
        • K(a);S_FLIGHT::S(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(C);
    • Vars
      • K(a);S_FLIGHT::S(E)
      • K(a);S_FLIGHT::S(C)
HTML5 logo

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).