Problem Display
PID: 191475 (8/8/1P2B2P/8/8/4K3/8/4k3 w - - 0 1)

Pauly, Wolfgang

Schweizerische Schachzeitung, 1916

8/8/1P2B2P/8/8/4K3/8/4k3

#4

4 + 1


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.b7!
      • threat
        • 2.b8Q
          • threat
            • 3.Qb1#
          • 2...Kf1
            • 3.Qh2
              • 3...Ke1
                • 4.Qg1#
                • 4.Qh1#
                • 4.Qe2#
            • 3.Qg8
              • 3...Ke1
                • 4.Qg1#
        • 2.b8R
          • threat
            • 3.Rb1#
          • 2...Kd1
            • 3.Bf5
              • threat
                • 4.Rb1#
              • 3...Kc1
                • 4.Rb1#
              • 3...Ke1
                • 4.Rb1#
            • 3.Rc8
              • 3...Ke1
                • 4.Rc1#
          • 2...Kf1
            • 3.Rg8
              • 3...Ke1
                • 4.Rg1#
      • 1...Kd1
        • 2.b8Q
          • threat
            • 3.Qb1#
          • 2...Kc1
            • 3.Kd3
              • 3...Kd1
                • 4.Qb1#
            • 3.Bf5
              • 3...Kd1
                • 4.Qb1#
          • 2...Kc2
            • 3.Ba2
              • 3...Kc1
                • 4.Qb1#
              • 3...Kd1
                • 4.Qb1#
              • 3...Kc3
                • 4.Qb3#
      • 1...Kf1
        • 2.Bd5
          • 2...Ke1
            • 3.b8Q
              • threat
                • 4.Qb1#
              • 3...Kd1
                • 4.Qb1#
              • 3...Kf1
                • 4.Qb1#
          • 2...Kg1
            • 3.b8Q
              • 3...Kf1
                • 4.Qb1#

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).