Problem Display
PID: 81600 (4k3/3q4/2N2P2/3R4/1Q6/8/1K6/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Magadanskaya Pravda, 1986

4k3/3q4/2N2P2/3R4/1Q6/8/1K6/8

#3

5 + 2


56 The Problemist 2008

SOLUTION


  • SOUND
  • Sets
    • 1...Qh3
      • 2.Qe7#
    • 1...Qg4
      • 2.Qe7#
    • 1...Qf5
      • 2.Qe7#
    • 1...Qxc6
      • 2.Qe7#
    • 1...Qc8
      • 2.Qe7#
    • 1...Qxd5
      • 2.Qe7#
    • 1...Qb7
      • 2.Qxb7
        • 2...Kf8
          • 3.Rd8#
    • 1...Qe7
      • 2.Qxe7#
    • 1...Qf7
      • 2.Rd8#
      • 2.Qb8#
  • Tries
    • 1.Qe1+?
      • 1...Kf8
        • 2.Rxd7
          • 2...Kg8
            • 3.Qe8#
      • 1...Qe6
        • 2.Qxe6+
          • 2...Kf8
            • 3.Rd8#
      • 1...Kf7!
    • 1.Qe4+?
      • 1...Kf8
        • 2.Rxd7
          • 2...Kg8
            • 3.Qe8#
      • 1...Qe6
        • 2.Qxe6+
          • 2...Kf8
            • 3.Rd8#
      • 1...Kf7!
    • 1.f7+?
      • 1...Qxf7
        • 2.Rd8#
        • 2.Qb8#
      • 1...Kxf7!
  • Keys
    • 1.Se5!
      • threat
        • 2.Qb8+
          • 2...Qc8
            • 3.Qxc8#
          • 2...Qd8
            • 3.Rxd8#
            • 3.Qxd8#
      • 1...Qd6
        • 2.Rxd6
          • 2...Kf8
            • 3.Rd8#
            • 3.Qb8#
      • 1...Qe6
        • 2.Qb8+
          • 2...Qc8
            • 3.Qxc8#
      • 1...Qa7
        • 2.Qf8+
          • 2...Kxf8
            • 3.Rd8#
      • 1...Qb7
        • 2.Qxb7
          • 2...Kf8
            • 3.Rd8#
            • 3.Qa8#
            • 3.Qc8#
            • 3.Qf7#
            • 3.Qb8#
      • 1...Qc7
        • 2.Rd8+
          • 2...Kxd8
            • 3.Qf8#
          • 2...Qxd8
            • 3.f7#

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).