Problem Display
PID: 87011 (3b1Nb1/3R2n1/1ppP1p2/1p1k1p2/1P1PpPp1/1PQ3P1/8/R3K3 w Q - 0 1)

Tkachenko, Sergiy Ivanovich

Die Schwalbe, 1997

3b1Nb1/3R2n1/1ppP1p2/1p1k1p2/1P1PpPp1/1PQ3P1/8/R3K3

#3

11 + 11


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Bc7
      • 2.dxc7#
    • 1...Be7
      • 2.dxe7#
  • Tries
    • 1.Rd1?
      • threat
        • 2.Qc5+
          • 2...bxc5
            • 3.dxc5#
      • 1...c5
        • 2.Qa1
          • threat
            • 3.Qa8#
          • 2...Kc6
            • 3.Qa8#
      • 1...Se6
        • 2.Qxc6+
          • 2...Kxc6
            • 3.d5#
      • 1...e3!
    • 1.Qxc6+?
      • 1...Kxd4
        • 2.Rd1+
          • 2...Ke3
            • 3.Qc3#
      • 1...Kxc6!
  • Keys
    • 1.0-0-0!
      • threat
        • 2.Qc5+
          • 2...bxc5
            • 3.dxc5#
      • 1...e3
        • 2.Qe1
          • threat
            • 3.Qh1#
          • 2...Ke4
            • 3.Qh1#
      • 1...c5
        • 2.Qa1
          • threat
            • 3.Qa8#
          • 2...Kc6
            • 3.Qa8#
      • 1...Se6
        • 2.Qxc6+
          • 2...Kxc6
            • 3.d5#

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).