Problem Display
PID: 232176 (1BR5/8/2b1P3/4P3/2Nkp3/P3N2B/2P2R2/K7 w - - 0 1)

Wainwright, Joseph CJ

Hartford Weekly Times, 0000

1BR5/8/2b1P3/4P3/2Nkp3/P3N2B/2P2R2/K7

#2

11 + 3


16968 Joseph Wainwright: 500+ Chess Problems (Meadley) 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Rd2+?
      • 1...Kc5
        • 2.Rd5#
      • 1...Kc3!
  • Keys
    • 1.Sd6!
      • 1...Kc3
        • 2.Sb5#
      • 1...Kxe3
        • 2.Ba7#
      • 1...Kc5
        • 2.Ba7#
      • 1...Kxe5
        • 2.Sb5#
      • 1...Ba4
        • 2.Sdf5#
      • 1...Bb5
        • 2.Sdf5#
      • 1...Bd5
        • 2.Sdf5#
      • 1...Bb7
        • 2.Sdf5#
      • 1...Bd7
        • 2.Sdf5#
      • 1...Ba8
        • 2.Sdf5#
      • 1...Be8
        • 2.Sdf5#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(a);OGATE,P_SPINB(c),S_FLIGHT::R1(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(G);
    • Vars
      • K(a);P_SPINB(c),S_FLIGHT::S(G)
      • K(a);S_FLIGHT,XS(E)::B(J)
      • K(a);P_SPINB(c),S_FLIGHT::B(J)
      • K(a);S_FLIGHT,XP(H)::B(J)+S(G)
      • B(c);::S(G)


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).