Problem Display
PID: 132458 (8/p4P2/KpN1kN2/6B1/8/p7/8/7R w - - 0 1)

Pierce, William Timbrell

Chess Problems by Pierces, 1873

8/p4P2/KpN1kN2/6B1/8/p7/8/7R

#3

6 + 4


1829 The Theory of Pawn Promotion 1912

SOLUTION


  • SOUND
  • Tries
    • 1.f8Q?
      • threat
        • 2.Rf1
          • threat
            • 3.Qe7#
      • 1...Kf5
        • 2.Qg8
          • threat
            • 3.Rf1#
      • 1...a2!
  • Keys
    • 1.f8S+!
      • 1...Kf5
        • 2.Bh6
          • threat
            • 3.Rf1#
          • 2...Kxf6
            • 3.Rf1#
      • 1...Kd6
        • 2.Bf4+
          • 2...Kc5
            • 3.Rc1#
          • 2...Kxc6
            • 3.Rc1#
      • 1...Kf7
        • 2.Rh7+
          • 2...Kxf8
            • 3.Bh6#

FEATURES


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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).