Problem Display
PID: 213073 (1N2n3/4b3/2BP1n2/3ppN2/2k5/3R4/K3PB2/8 w - - 0 1)

Pierce, James

Pierce, William Timbrell

New York Clipper, 1874

1N2n3/4b3/2BP1n2/3ppN2/2k5/3R4/K3PB2/8

#4

8 + 6


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Se3+!
      • 1...Kb4
        • 2.Sc2+
          • 2...Kc4
            • 3.Sa6
              • threat
                • 4.Sa3#
                • 4.Se3#
        • 2.Sa6+
          • 2...Ka5
            • 3.Sc4+
              • 3...Kxa6
                • 4.Ra3#
              • 3...dxc4
                • 4.Ra3#
        • 2.Sd7
          • threat
            • 3.Be1#
          • 2...Ka5
            • 3.Be1+
              • 3...Ka6
                • 4.Ra3#
            • 3.Ra3+
              • 3...Kb4
                • 4.Be1#
          • 2...Sxd7
            • 3.Sxd5+
              • 3...Kc4
                • 4.Rc3#
              • 3...Ka5
                • 4.Ra3#
          • 2...Se4
            • 3.Sc2+
              • 3...Kc4
                • 4.Sxe5#
                • 4.Sb6#
              • 3...Ka5
                • 4.Ra3#
            • 3.Sxd5+
              • 3...Kc4
                • 4.Sxe5#
                • 4.S7b6#
              • 3...Ka5
                • 4.Ra3#
            • 3.Be1+
              • 3...Sd2
                • 4.Bxd2#
              • 3...Sc3+
                • 4.Bxc3#
      • 1...Kc5
        • 2.Rc3+
          • 2...Kb4
            • 3.Be1
              • threat
                • 4.Rc1#
                • 4.Rc2#
                • 4.Rc4#
              • 3...Ka5
                • 4.Rb3#
          • 2...Kd4
            • 3.Rc4+
              • 3...dxc4
                • 4.Sd1#
          • 2...Kxd6
            • 3.Bd7
              • threat
                • 4.Sf5#
                • 4.Rc6#
              • 3...e4
                • 4.Bg3#

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).