MESON Chess Problem Database

Problem Display
PID: 106889 (8/2NpP3/3k4/3n4/3B4/3K2p1/2rbRRB1/8 w - - 0 1)

Arnold, William E

Jersey Herald, 1882

8/2NpP3/3k4/3n4/3B4/3K2p1/2rbRRB1/8

#2

7 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rc6
      • 2.Sb5#
      • 2.Se8#
      • 2.e8S#
    • 1...Sc3
      • 2.Se8#
      • 2.e8S#
    • 1...Sb6
      • 2.Sb5#
      • 2.Se8#
      • 2.e8S#
    • 1...Sf6
      • 2.Sb5#
    • 1...Sxe7
      • 2.Sb5#
      • 2.Se8#
  • Tries
    • 1.Rf6+?
      • 1...Sxf6
        • 2.Sb5#
      • 1...Kxc7!
  • Keys
    • 1.e8S+!
      • 1...Kc6
        • 2.Bxd5#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • S(d);::S(F)
  • Tries
    • Try
      • R(B);CHECK
      • Vars
        • S(d);XR(B)::S(F)
      • Refutation
        • K(e);S_FLIGHT,XS(F)
  • Actual
    • P(G);CHECK
    • Vars
      • K(e);P-FLIGHT,P_SPINS(d)::B(C),XS(d)
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).