MESON Chess Problem Database

Problem Display
PID: 231025 (2N5/1n2B2R/1N2p1r1/4kp2/R5pP/2pB4/4K3/8 w - - 0 1)

Laws, Benjamin Glover

Design and Work, 1879

(First published on Thu Apr 17 1879)

2N5/1n2B2R/1N2p1r1/4kp2/R5pP/2pB4/4K3/8

#2

8 + 7

15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Bd6+?
      • 1...Kf6
        • 2.Sd7#
      • 1...Sxd6!
    • 1.Bf6+?
      • 1...Kxf6
        • 2.Sd7#
      • 1...Rxf6!
  • Keys
    • 1.Bb4!
      • threat
        • 2.Bxc3#
      • 1...Kd4
        • 2.Bd6#
      • 1...Kf4
        • 2.Bd6#
      • 1...Kf6
        • 2.Sd7#
      • 1...c2
        • 2.Bc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(F);CHECK
      • Vars
        • K(c);S_FLIGHT::S(E)
      • Refutation
        • S(g);XB(F)
    • Try
      • B(F);CHECK
      • Vars
        • K(c);S_FLIGHT,XB(F)::S(E)
      • Refutation
        • R(f);XB(F)
  • Actual
    • B(F);
    • Threat
      • B(F),XP(a)
    • Vars
      • K(c);S_FLIGHT::R(C)+B(F)
      • K(c);S_FLIGHT::R(C)+B(F),DCHECK
      • K(c);S_FLIGHT::S(E)
      • P(a);::B(F)
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).