MESON Chess Problem Database

Problem Display
PID: 224295 (K4N2/8/2kp4/1pPN4/1R6/2R2p2/8/7B w - - 0 1)

Legg, Cyrus

Brownson's Chess Journal, 1887

K4N2/8/2kp4/1pPN4/1R6/2R2p2/8/7B

#2

7 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Rxf3!
      • 1...Kxc5
        • 2.Rc3#
      • 1...Kxd5
        • 2.Rf5#
      • 1...dxc5
        • 2.Rf6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(B);XP(a)
    • Vars
      • K(c);OGATEB,P-FLIGHT,XP(D)::R(B)
      • K(c);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
      • P(d);OGATEB,SBLOCK,XP(D)::R(B)
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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).