Problem Display
PID: 35342 (8/8/2p1NBP1/2p2P2/4p3/p1P1kpr1/KnR2N2/8 w - - 0 1)

Zepler, Erich Ernest

2nd Prize, Die Welt TT, 1959

8/8/2p1NBP1/2p2P2/4p3/p1P1kpr1/KnR2N2/8

#4

8 + 8


SOLUTION


  • COOKED
  • Keys
    • 1.Be7!
      • threat
        • 2.Bxc5#
      • 1...Sa4
        • 2.Kb3
          • threat
            • 3.Sd1+
              • 3...Kd3
                • 4.Sf4#
            • 3.Kxa4
              • threat
                • 4.Bxc5#
              • 3...c4
                • 4.Bc5#
          • 2...c4+
            • 3.Kxa4
              • threat
                • 4.Bc5#
              • 3...c5
                • 4.Bxc5#
          • 2...Rg1
            • 3.Kxa4
              • threat
                • 4.Bxc5#
              • 3...Rd1
                • 4.Bg5#
              • 3...c4
                • 4.Bc5#
    • 1.Bg7!
      • threat
        • 2.Bh6+
          • 2...Rg5
            • 3.Bxg5#
      • 1...Rh3
        • 2.Be5
          • threat
            • 3.Bf4#
          • 2...Rh4
            • 3.Sxc5
              • 3...Rh1
                • 4.Sg4#
              • 3...Rh2
                • 4.Sg4#
              • 3...Rh3
                • 4.Sg4#
              • 3...Rf4
                • 4.Bd4#
              • 3...Rg4
                • 4.Sxg4#
              • 3...Rh5
                • 4.Sg4#
              • 3...Rh6
                • 4.Sg4#
              • 3...Rh7
                • 4.Sg4#
              • 3...Rh8
                • 4.Sg4#
              • 3...Sd1
                • 4.Sxd1#
              • 3...Sd3
                • 4.Sd1#
              • 3...Sa4
                • 4.Sd1#
              • 3...Sc4
                • 4.Sd1#

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).