MESON Chess Problem Database

Problem Display
PID: 101246 (8/7N/7b/5p2/2N3k1/6p1/1R4P1/K6R w - - 0 1)

Strauss, SW

Good Companions, 1921

8/7N/7b/5p2/2N3k1/6p1/1R4P1/K6R

#2

6 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Rh4#
  • Tries
    • 1.Rxh6?
      • 1...Kf4
        • 2.Rh4#
      • 1...f4!
  • Keys
    • 1.Rb4!
      • threat
        • 2.Se3#
        • 2.Se5#
      • 1...Bg7+
        • 2.Se5#
      • 1...Kf4
        • 2.Rh4#
      • 1...Be3
        • 2.Sxe3#
        • 2.Se5#
      • 1...f4
        • 2.Se3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::R(B)
  • Tries
    • Try
      • R(B);XB(d)
      • Vars
        • K(b);P-FLIGHT::R(B)
      • Refutation
        • P(c);
  • Actual
    • R(C);
    • Threat
      • DUALS(2)
    • Vars
      • B(d);CHECK::R(C)+S(E),DCHECK
      • K(b);P-FLIGHT::R(B)
      • P(c);::S(E)
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).