Problem Display
PID: 171578 (1B6/1p6/1k6/4P3/4Q3/8/K7/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Magadansky Komsomolets, 1988

1B6/1p6/1k6/4P3/4Q3/8/K7/8

#3

4 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Qxb7+?
      • 1...Ka5
        • 2.Bd6
          • 2...Ka4
            • 3.Qa6#
            • 3.Qb4#
        • 2.Bc7+
          • 2...Ka4
            • 3.Qb3#
      • 1...Kc5
        • 2.Ba7+
          • 2...Kc4
            • 3.Qb3#
      • 1...Kxb7!
  • Keys
    • 1.Kb3!
      • 1...Ka5
        • 2.Bc7+
          • 2...Kb5
            • 3.Qc4#
          • 2...Ka6
            • 3.Qa4#
          • 2...b6
            • 3.Qa4#
      • 1...Kb5
        • 2.Qxb7+
          • 2...Ka5
            • 3.Bc7#
          • 2...Kc5
            • 3.Ba7#
      • 1...Kc5
        • 2.Ba7+
          • 2...Kb5
            • 3.Qa4#
          • 2...b6
            • 3.Qc4#
      • 1...Ka6
        • 2.Kb4
          • 2...Kb6
            • 3.Qg6#
          • 2...b5
            • 3.Qc6#
          • 2...b6
            • 3.Qa8#

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).