Problem Display
PID: 122938 (5k2/8/7K/3BRp1p/3pp2B/8/8/4nr2 w - - 0 1)

Wurzburg, Otto

Chess Correspondent, 1944

5k2/8/7K/3BRp1p/3pp2B/8/8/4nr2

#3

4 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Rg1
      • 2.Rxf5+
        • 2...Ke8
          • 3.Bc6#
    • 1...Rh1
      • 2.Rxf5+
        • 2...Ke8
          • 3.Bc6#
    • 1...Rf4
      • 2.Bxe1
        • threat
          • 3.Bb4#
    • 1...Sg2
      • 2.Bf6
        • threat
          • 3.Bg7#
    • 1...Sf3
      • 2.Rxf5+
        • 2...Ke8
          • 3.Bc6#
    • 1...f4
      • 2.Rf5+
        • 2...Ke8
          • 3.Bc6#
  • Tries
    • 1.Bb3?
      • threat
        • 2.Rd5
          • threat
            • 3.Rd8#
          • 2...Kf7
            • 3.Rd8#
          • 2...Ke8
            • 3.Rd8#
          • 2...Kg8
            • 3.Rd8#
      • 1...Rg1
        • 2.Rxf5+
          • 2...Ke8
            • 3.Ba4#
      • 1...Rh1
        • 2.Rxf5+
          • 2...Ke8
            • 3.Ba4#
      • 1...Rf4
        • 2.Bxe1
          • threat
            • 3.Bb4#
      • 1...Sg2
        • 2.Bf6
          • threat
            • 3.Bg7#
      • 1...Sf3
        • 2.Rxf5+
          • 2...Ke8
            • 3.Ba4#
      • 1...Rf3!
    • 1.Rxf5+?
      • 1...Ke8
        • 2.Bc6#
      • 1...Rxf5!
  • Keys
    • 1.Bc4!
      • threat
        • 2.Rd5
          • threat
            • 3.Rd8#
          • 2...Kf7
            • 3.Rd8#
          • 2...Ke8
            • 3.Rd8#
          • 2...Kg8
            • 3.Rd8#
      • 1...Rg1
        • 2.Rxf5+
          • 2...Ke8
            • 3.Bb5#
      • 1...Rh1
        • 2.Rxf5+
          • 2...Ke8
            • 3.Bb5#
      • 1...Rf4
        • 2.Bxe1
          • threat
            • 3.Bb4#
      • 1...Sg2
        • 2.Bf6
          • threat
            • 3.Bg7#
      • 1...Sf3
        • 2.Rxf5+
          • 2...Ke8
            • 3.Bb5#

FEATURES


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).