Problem Display
PID: 171491 (R7/2p5/2k5/8/2K5/8/7Q/n7 w - - 0 1)

Antipov, Viacheslav Pavlovich

Za Ogneypori, 1986

R7/2p5/2k5/8/2K5/8/7Q/n7

#3

3 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Ra7?
      • threat
        • 2.Qxc7#
      • 1...Kb6
        • 2.Qxc7#
      • 1...Kd7!
    • 1.Rc8?
      • threat
        • 2.Qxc7#
      • 1...Kb6
        • 2.Qxc7+
          • 2...Ka6
            • 3.Ra8#
      • 1...Kb7
        • 2.Qxc7+
          • 2...Ka6
            • 3.Ra8#
      • 1...Kd7!
    • 1.Qe5?
      • threat
        • 2.Qf6+
          • 2...Kb7
            • 3.Qa6#
          • 2...Kd7
            • 3.Rd8#
        • 2.Qd5+
          • 2...Kb6
            • 3.Qb5#
        • 2.Qe6+
          • 2...Kb7
            • 3.Qa6#
      • 1...Kd7
        • 2.Qe8+
          • 2...Kd6
            • 3.Rd8#
      • 1...Kb7!
    • 1.Qb2?
      • threat
        • 2.Qf6+
          • 2...Kb7
            • 3.Qa6#
          • 2...Kd7
            • 3.Rd8#
      • 1...Kd6
        • 2.Qf6+
          • 2...Kd7
            • 3.Rd8#
      • 1...Kd7!
    • 1.Qh3?
      • threat
        • 2.Qe6+
          • 2...Kb7
            • 3.Qa6#
      • 1...Kb6
        • 2.Qc8
          • threat
            • 3.Ra6#
            • 3.Qa6#
          • 2...Kc6
            • 3.Ra6#
      • 1...Kb7
        • 2.Qc8+
          • 2...Kb6
            • 3.Ra6#
            • 3.Qa6#
          • 2...Kc6
            • 3.Ra6#
      • 1...Kd6!
    • 1.Qh6+?
      • 1...Kb7
        • 2.Qa6#
      • 1...Kd7!
  • Keys
    • 1.Qh8!
      • threat
        • 2.Qf6+
          • 2...Kb7
            • 3.Qa6#
          • 2...Kd7
            • 3.Rd8#
      • 1...Kb6
        • 2.Qc8
          • threat
            • 3.Ra6#
            • 3.Qa6#
          • 2...Kc6
            • 3.Ra6#
      • 1...Kd6
        • 2.Qf6+
          • 2...Kd7
            • 3.Rd8#
      • 1...Kb7
        • 2.Qc8+
          • 2...Kb6
            • 3.Ra6#
            • 3.Qa6#
          • 2...Kc6
            • 3.Ra6#
      • 1...Kd7
        • 2.Qe8+
          • 2...Kd6
            • 3.Rd8#

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).