MESON Chess Problem Database

Problem Display
PID: 147158 (8/8/2p3p1/2PpKpP1/1n1N1N1n/3PBP2/2P1B1P1/4k3 w - - 0 1)

Dawson, Thomas Rayner

British Chess Magazine, 1937

8/8/2p3p1/2PpKpP1/1n1N1N1n/3PBP2/2P1B1P1/4k3

#2

11 + 7

15256 TRD Scrapbook 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Sxc2
      • 2.Sxc2#
    • 1...Sxd3+
      • 2.Sxd3#
    • 1...Sxg2
      • 2.Sxg2#
    • 1...Sxf3+
      • 2.Sxf3#
  • Tries
    • 1.c4?
      • 1...Sxd3+
        • 2.Sxd3#
      • 1...Sxf3+
        • 2.Sxf3#
      • 1...Sxg2
        • 2.Sxg2#
      • 1...Sa2
        • 2.Sc2#
      • 1...Sc2
        • 2.Sxc2#
      • 1...Sa6
        • 2.Sc2#
      • 1...dxc4!
  • Keys
    • 1.c3!
      • 1...Sxd3+
        • 2.Sxd3#
      • 1...Sxf3+
        • 2.Sxf3#
      • 1...Sxg2
        • 2.Sxg2#
      • 1...Sa2
        • 2.Sc2#
      • 1...Sc2
        • 2.Sxc2#
      • 1...Sa6
        • 2.Sc2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(b);XP(A)::S(G),XS(b)
    • S(b);CHECK,XP(D)::S(H),XS(b)
    • S(c);XP(C)::S(H),XS(c)
    • S(c);CHECK,XP(F)::S(G),XS(c)
  • Tries
    • Try
      • P(A);
      • Vars
        • S(b);CHECK,XP(D)::S(H),XS(b)
        • S(c);CHECK,XP(F)::S(G),XS(c)
        • S(c);XP(C)::S(H),XS(c)
        • S(b);N_GUARD::S(G)
        • S(b);N_GUARD::S(G),XS(b)
      • Refutation
        • P(d);XP(A)
  • Actual
    • P(A);
    • Vars
      • S(b);CHECK,XP(D)::S(H),XS(b)
      • S(c);CHECK,XP(F)::S(G),XS(c)
      • S(c);XP(C)::S(H),XS(c)
      • S(b);N_GUARD::S(G)
      • S(b);N_GUARD::S(G),XS(b)
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).