Problem Display
PID: 95126 (8/7p/Q6p/2Pk3P/1P2p3/4B3/5N2/4K3 w - - 0 1)

Rumyantsev, Sergei Yuryewitch

Omskaya Pravda, 1970

8/7p/Q6p/2Pk3P/1P2p3/4B3/5N2/4K3

#3

7 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Bd2?
      • 1...Kd4
        • 2.Qe6
          • 2...e3
            • 3.Qe4#
      • 1...e3
        • 2.Qd6+
          • 2...Kc4
            • 3.Qd3#
      • 1...Ke5!
    • 1.Qb5?
      • 1...Ke5
        • 2.Qd7
          • 2...Kf6
            • 3.Sg4#
      • 1...Ke6!
    • 1.Qb7+?
      • 1...Ke5
        • 2.Qd7
          • 2...Kf6
            • 3.Sg4#
      • 1...Ke6
        • 2.Sg4
          • 2...Kf5
            • 3.Qc8#
            • 3.Qd7#
      • 1...Kc4!
    • 1.Qc8?
      • 1...Ke5
        • 2.Qd7
          • 2...Kf6
            • 3.Sg4#
      • 1...Kc4!
    • 1.Qa4?
      • 1...Kc4
        • 2.b5+
          • 2...Kc3
            • 3.Bd4#
          • 2...Kd5
            • 3.Qxe4#
      • 1...Ke5
        • 2.Qd7
          • 2...Kf6
            • 3.Sg4#
      • 1...Ke6!
  • Keys
    • 1.b5!
      • 1...Kc4
        • 2.Qa4+
          • 2...Kc3
            • 3.Bd4#
          • 2...Kd5
            • 3.Qxe4#
      • 1...Ke5
        • 2.Sg4+
          • 2...Kd5
            • 3.Qa2#
          • 2...Kf5
            • 3.Qc8#

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).