Problem Display
PID: 246989 (7n/1p1pN3/1Kbk1P2/p3pPNP/2p5/8/P2P1P2/B7 w - - 0 1)

Ott, Hans

Neue Zurcher Zeitung, 1957

7n/1p1pN3/1Kbk1P2/p3pPNP/2p5/8/P2P1P2/B7

#4

10 + 8


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bc3!
      • 1...Bh1
        • 2.Bb2
          • threat
            • 3.Ba3#
          • 2...e4
            • 3.f4
              • threat
                • 4.Ba3#
                • 4.Be5#
              • 3...exf4 ep
                • 4.Se4#
      • 1...Bg2
        • 2.Bb2
          • threat
            • 3.Ba3#
          • 2...e4
            • 3.f4
              • threat
                • 4.Ba3#
                • 4.Be5#
              • 3...exf4 ep
                • 4.Se4#
      • 1...Bf3
        • 2.Sxf3
          • threat
            • 3.Bxe5#
          • 2...Sg6
            • 3.hxg6
              • threat
                • 4.Bxe5#
              • 3...e4
                • 4.Be5#
          • 2...Sf7
            • 3.Bxa5
              • threat
                • 4.Bb4#
            • 3.Bb2
              • threat
                • 4.Ba3#
      • 1...e4
        • 2.a4
          • 2...e3
            • 3.f4
              • threat
                • 4.Be5#
              • 3...Sg6
                • 4.Sf7#
              • 3...Sf7
                • 4.Sxf7#

This is a version of 150634

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).