Problem Display
PID: 12648 (1k6/R2K2n1/1Bppp3/5p1p/2PN2r1/4Rqp1/1b2p1r1/7Q w - - 0 1)

Nagnibida, Mykola Ivanovich

1st HM., StrateGems, 2000

1k6/R2K2n1/1Bppp3/5p1p/2PN2r1/4Rqp1/1b2p1r1/7Q

#3

7 + 13


145 StrateGems 2002

SOLUTION


  • SOUND
  • Sets
    • 1...Qf1
      • 2.Sxc6#
    • 1...Qf2
      • 2.Sxc6#
    • 1...Qxe3
      • 2.Sxc6#
    • 1...Qf4
      • 2.Sxc6#
    • 1...Re4
      • 2.Sxc6#
    • 1...Rh4
      • 2.Qxh4
        • threat
          • 3.Qd8#
    • 1...d5
      • 2.Sxc6#
  • Tries
    • 1.Rb7+?
      • 1...Ka8
        • 2.Kc8
          • threat
            • 3.Ra7#
            • 3.Rb8#
      • 1...Kxb7!
    • 1.Qh4?
      • threat
        • 2.Qd8#
      • 1...Rg5
        • 2.Qxg5
          • threat
            • 3.Qd8#
      • 1...Rxh4!
  • Keys
    • 1.Rb3!
      • threat
        • 2.Bc5+
          • 2...Qxb3
            • 3.Sxc6#
      • 1...Rxd4
        • 2.Qh4
          • threat
            • 3.Qd8#
          • 2...Rxh4
            • 3.Be3#
      • 1...Bxd4
        • 2.Qa1
          • threat
            • 3.Bc7#
          • 2...Bxa1
            • 3.Be3#
          • 2...Bxb6
            • 3.Rxb6#
      • 1...e1Q
        • 2.Bc5+
          • 2...Qb4
            • 3.Rxb4#
          • 2...Qxb3
            • 3.Sxc6#
      • 1...e1B
        • 2.Bc5+
          • 2...Qxb3
            • 3.Sxc6#
          • 2...Bb4
            • 3.Rxb4#
      • 1...Ba3
        • 2.Bc5+
          • 2...Qxb3
            • 3.Sxc6#
          • 2...Bb4
            • 3.Rxb4#
      • 1...Bc3
        • 2.Bc5+
          • 2...Bb4
            • 3.Rxb4#
      • 1...c5
        • 2.Bxc5+
          • 2...Qb7+
            • 3.Rbxb7#
          • 2...Qxb3
            • 3.Sc6#

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).