Problem Display
PID: 177047 (k7/8/1p6/3NP1pK/1P4P1/2pPB2p/ppp2Q1P/r7 w - - 0 1)

Giegold, Fritz Emil

Schach-Echo, 1966

k7/8/1p6/3NP1pK/1P4P1/2pPB2p/ppp2Q1P/r7

#3

9 + 9


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Bc1?
      • threat
        • 2.Qxb6
          • threat
            • 3.Sc7#
      • 1...Ka7
        • 2.Qxb6+
          • 2...Ka8
            • 3.Sc7#
      • 1...Kb7
        • 2.Qxb6+
          • 2...Ka8
            • 3.Sc7#
          • 2...Kc8
            • 3.Qc7#
      • 1...Kb8
        • 2.Qxb6+
          • 2...Ka8
            • 3.Sc7#
          • 2...Kc8
            • 3.Qc7#
      • 1...b5
        • 2.Qb6
          • threat
            • 3.Sc7#
      • 1...b1B!
    • 1.Qf6?
      • threat
        • 2.Qxb6
          • threat
            • 3.Sc7#
            • 3.Qa7#
      • 1...Ka7
        • 2.Qxb6+
          • 2...Ka8
            • 3.Sc7#
            • 3.Qa7#
      • 1...Kb7
        • 2.Qxb6+
          • 2...Ka8
            • 3.Sc7#
            • 3.Qa7#
          • 2...Kc8
            • 3.Qc7#
      • 1...Kb8
        • 2.Qxb6+
          • 2...Ka8
            • 3.Sc7#
            • 3.Qa7#
          • 2...Kc8
            • 3.Qc7#
      • 1...b5
        • 2.Qb6
          • threat
            • 3.Sc7#
            • 3.Qa7#
      • 1...Rf1!
    • 1.Qf8+?
      • 1...Ka7
        • 2.Qc8
          • threat
            • 3.Bxb6#
      • 1...Kb7!
  • Keys
    • 1.Bf4!
      • threat
        • 2.Qxb6
          • threat
            • 3.Sc7#
      • 1...Ka7
        • 2.Qxb6+
          • 2...Ka8
            • 3.Sc7#
      • 1...Kb7
        • 2.Qxb6+
          • 2...Ka8
            • 3.Sc7#
          • 2...Kc8
            • 3.Qc7#
      • 1...Kb8
        • 2.Qxb6+
          • 2...Ka8
            • 3.Sc7#
          • 2...Kc8
            • 3.Qc7#
      • 1...b5
        • 2.Qb6
          • threat
            • 3.Sc7#

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).