Problem Display
PID: 197326 (3R3Q/6r1/3rn3/1R5b/3N4/4KB2/2N5/2k5 w - - 0 1)

Ahues, Herbert Siegfried Oskar

Hannoversche Allgemeine Zeitung, 2001

(First published on Sat Jan 27 2001)

3R3Q/6r1/3rn3/1R5b/3N4/4KB2/2N5/2k5

#2

7 + 5


16210 Problemschach-Jahrbuch (2001) 2002

SOLUTION


  • SOUND
  • Sets
    • 1...Bg4
      • 2.Qh1#
    • 1...Bg6
      • 2.Qh1#
  • Keys
    • 1.Sa3!
      • threat
        • 2.Rb1#
      • 1...Rb6
        • 2.Se2#
      • 1...Rb7
        • 2.Sb3#
      • 1...Bg6
        • 2.Qh1#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • B(b);OGATE::QAR(G)
  • Actual
    • S(A);
    • Threat
      • R1(E)
    • Vars
      • R(c);::S(D)
      • R(e);::S(D)
      • B(b);OGATE::QAR(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).