Problem Display
PID: 113502 (8/8/K7/2R2P2/8/2B5/pr1N4/k2r4 w - - 0 1)

Shinkman, William Anthony

Pittsburgh Post, 1923

8/8/K7/2R2P2/8/2B5/pr1N4/k2r4

#4

5 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Bf6!
      • threat
        • 2.Rc2
          • threat
            • 3.Bxb2#
          • 2...Rxd2
            • 3.Rc1#
          • 2...Rb1
            • 3.Sb3#
      • 1...Re1
        • 2.Ka5
          • 2...Rd1
            • 3.Rc2
              • threat
                • 4.Bxb2#
              • 3...Rxd2
                • 4.Rc1#
              • 3...Rb1
                • 4.Sb3#
          • 2...Rf1
            • 3.Rb5
              • threat
                • 4.Bxb2#
              • 3...Rb1
                • 4.Sb3#
          • 2...Rg1
            • 3.Rc2
              • threat
                • 4.Bxb2#
              • 3...Rb1
                • 4.Sb3#
            • 3.Rb5
              • threat
                • 4.Bxb2#
              • 3...Rb1
                • 4.Sb3#
          • 2...Rh1
            • 3.Rc2
              • threat
                • 4.Bxb2#
              • 3...Rb1
                • 4.Sb3#
            • 3.Rb5
              • threat
                • 4.Bxb2#
              • 3...Rb1
                • 4.Sb3#
          • 2...Re5
            • 3.Rxe5
              • threat
                • 4.Re1#
              • 3...Rb5+
                • 4.Rxb5#

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).