Problem Display
PID: 12789 (2N3r1/8/1r2R3/q7/1k6/bPp1N3/P7/1KQ5 w - - 0 1)

Anonymous

The Westminster Papers, 1871

2N3r1/8/1r2R3/q7/1k6/bPp1N3/P7/1KQ5

#3

7 + 6


SOLUTION


  • SOUND
  • Sets
    • 1...Kb5
      • 2.Qf1+
        • 2...Kb4
          • 3.Qc4#
        • 2...Kc5
          • 3.Qc4#
    • 1...Qb5
      • 2.Qxa3+
        • 2...Kxa3
          • 3.Sc2#
    • 1...Qc5
      • 2.Qxa3+
        • 2...Kxa3
          • 3.Sc2#
        • 2...Kb5
          • 3.Sa7#
          • 3.Qa4#
    • 1...Qd5
      • 2.Qxa3+
        • 2...Kxa3
          • 3.Sc2#
        • 2...Kb5
          • 3.Sa7#
          • 3.Rxb6#
    • 1...Qe5
      • 2.Qxa3+
        • 2...Kxa3
          • 3.Sc2#
        • 2...Kb5
          • 3.Sa7#
          • 3.Rxb6#
    • 1...Qg5
      • 2.Qxa3+
        • 2...Kxa3
          • 3.Sc2#
        • 2...Kb5
          • 3.Sa7#
          • 3.Rxb6#
    • 1...Qh5
      • 2.Qxa3+
        • 2...Kxa3
          • 3.Sc2#
        • 2...Kb5
          • 3.Sa7#
          • 3.Rxb6#
    • 1...Qa8
      • 2.Rxb6+
        • 2...Ka5
          • 3.Sc4#
          • 3.Qxa3#
        • 2...Kc5
          • 3.Qxc3#
    • 1...Rb5
      • 2.Re4+
        • 2...Kc5
          • 3.Rc4#
  • Tries
    • 1.Sc2+?
      • 1...Kb5
        • 2.Qf1+
          • 2...Kc5
            • 3.Qc4#
            • 3.Qf5#
      • 1...Kc5!
    • 1.Qxc3+?
      • 1...Kb5
        • 2.Qc4#
      • 1...Kxc3!
  • Keys
    • 1.Re5!
      • threat
        • 2.Sc2#
      • 1...c2+
        • 2.Sxc2+
          • 2...Kc3
            • 3.Re3#
            • 3.Qe3#
      • 1...Qxe5
        • 2.Qxa3+
          • 2...Kxa3
            • 3.Sc2#
          • 2...Kb5
            • 3.Sa7#
      • 1...Qb5
        • 2.Sc2+
          • 2...Ka5
            • 3.Qxa3#
        • 2.Qxa3+
          • 2...Kxa3
            • 3.Sc2#
      • 1...Qc5
        • 2.Qxa3+
          • 2...Kxa3
            • 3.Sc2#
          • 2...Kb5
            • 3.Sa7#
            • 3.Rxc5#
            • 3.Qa4#
      • 1...Qd5
        • 2.Qxa3+
          • 2...Kxa3
            • 3.Sc2#
          • 2...Kb5
            • 3.Sa7#
      • 1...Rg2
        • 2.Sc2+
          • 2...Rxc2
            • 3.Qf4#

FEATURES


NOT CLASSIFIED


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).