Problem Display
PID: 127868 (4k2N/1K6/5nn1/7p/p2N4/Q2p4/8/8 w - - 0 1)

Genttner, Jaroslav

64 Shakhmatnoe obozrenie, 1925

4k2N/1K6/5nn1/7p/p2N4/Q2p4/8/8

#3

4 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Sxg6?
      • threat
        • 2.Qe7#
      • 1...Sd5
        • 2.Qf8+
          • 2...Kd7
            • 3.Se5#
      • 1...Sg8
        • 2.Qf8+
          • 2...Kd7
            • 3.Se5#
      • 1...Kf7!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Kc8
          • threat
            • 3.Sg7#
          • 2...Se7+
            • 3.Qxe7#
          • 2...Sxh8
            • 3.Qe7#
        • 2.Qc5
          • threat
            • 3.Qc8#
          • 2...Kd7
            • 3.Qc8#
          • 2...Kd8
            • 3.Qc8#
          • 2...Sxh8
            • 3.Qe7#
          • 2...Se7
            • 3.Qxe7#
      • 1...Kd7
        • 2.Qd6+
          • 2...Ke8
            • 3.Sg7#
      • 1...Kd8
        • 2.Qc5
          • threat
            • 3.Qc8#
          • 2...Kd7
            • 3.Qc8#
          • 2...Ke8
            • 3.Qc8#
          • 2...Se7
            • 3.Qxe7#
      • 1...Se4
        • 2.Qxa4+
          • 2...Kd8
            • 3.Sf7#
          • 2...Kf8
            • 3.Qa8#
      • 1...Sd5
        • 2.Qxa4+
          • 2...Kd8
            • 3.Sf7#
          • 2...Kf8
            • 3.Qa8#
      • 1...Sd7
        • 2.Sg7+
          • 2...Kd8
            • 3.Sf7#
      • 1...Sg8
        • 2.Qxa4+
          • 2...Kd8
            • 3.Sf7#
          • 2...Kf8
            • 3.Qa8#
      • 1...d2
        • 2.Kc8
          • threat
            • 3.Sg7#
          • 2...Se7+
            • 3.Qxe7#
          • 2...Sxh8
            • 3.Qe7#
      • 1...h4
        • 2.Qc5
          • threat
            • 3.Qc8#
          • 2...Kd7
            • 3.Qc8#
          • 2...Kd8
            • 3.Qc8#
          • 2...Sxh8
            • 3.Qe7#
          • 2...Se7
            • 3.Qxe7#

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).