Problem Display
PID: 197885 (8/2p2R1K/2B5/4kPp1/2nr2p1/1n3p2/QNrP1B2/8 w - - 0 1)

Kriuckov, Pavel

Zadachi i Etyudi, 1997

8/2p2R1K/2B5/4kPp1/2nr2p1/1n3p2/QNrP1B2/8

#3

8 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Qa7!
      • threat
        • 2.Sd3+
          • 2...Kd6
            • 3.Qxc7#
          • 2...Rxd3
            • 3.Bg3#
        • 2.Qxd4+
          • 2...Sxd4
            • 3.Bg3#
      • 1...Kf4
        • 2.Qxd4+
          • 2...Sxd4
            • 3.Sd3#
      • 1...Kd6
        • 2.Qxc7+
          • 2...Kc5
            • 3.Sd3#
      • 1...Rxb2
        • 2.Qxd4+
          • 2...Sxd4
            • 3.Bg3#
      • 1...Rcxd2
        • 2.Bg3+
          • 2...Rf4
            • 3.Sxc4#
      • 1...Sxb2
        • 2.Bxd4+
          • 2...Kf4
            • 3.Qxc7#
          • 2...Kd6
            • 3.Qxc7#
          • 2...Sxd4
            • 3.Qxc7#
        • 2.Qxd4+
          • 2...Sxd4
            • 3.Bg3#
      • 1...Rd5
        • 2.Bg3+
          • 2...Ke4
            • 3.d3#
      • 1...Rc3
        • 2.Qxd4+
          • 2...Sxd4
            • 3.Bg3#
      • 1...Re4
        • 2.Sd3+
          • 2...Kd6
            • 3.Qxc7#
        • 2.Qxc7+
          • 2...Sd6
            • 3.Sd3#
      • 1...Rf4
        • 2.Sd3+
          • 2...Kd6
            • 3.Qxc7#
        • 2.Sxc4+
          • 2...Rcxc4
            • 3.Qxc7#
          • 2...Rfxc4
            • 3.Qxc7#
        • 2.Qxc7+
          • 2...Sd6
            • 3.Sd3#
            • 3.Qe7#
      • 1...Sc5
        • 2.Bg3+
          • 2...Rf4
            • 3.Qxc5#
      • 1...Se3
        • 2.Sd3+
          • 2...Kd6
            • 3.Qxc7#
          • 2...Rxd3
            • 3.Bg3#
      • 1...Sb6
        • 2.Qxc7+
          • 2...Rd6
            • 3.Sd3#
      • 1...Sd6
        • 2.Sd3+
          • 2...Rxd3
            • 3.Bg3#
        • 2.Bg3+
          • 2...Rf4
            • 3.Sd3#
        • 2.Qxd4+
          • 2...Sxd4
            • 3.Sd3#
            • 3.Bg3#
      • 1...g3
        • 2.Sd3+
          • 2...Kd6
            • 3.Qxc7#
          • 2...Rxd3
            • 3.Bxg3#
        • 2.Qxd4+
          • 2...Sxd4
            • 3.Bxg3#

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).