Problem Display
PID: 98860 (qn6/1r2p2b/1p2p2P/pp2Qp2/6P1/4N3/2Pp1B1p/3K3k w - - 0 1)

Stoyanov, Kiril N

Problemas, 1975

qn6/1r2p2b/1p2p2P/pp2Qp2/6P1/4N3/2Pp1B1p/3K3k

#3

7 + 13


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Qa6
      • 2.Qg3
        • threat
          • 3.Qg2#
          • 3.Qf3#
    • 1...Qa7
      • 2.Qg3
        • threat
          • 3.Qg2#
          • 3.Qf3#
    • 1...Sa6
      • 2.Qxb5
        • threat
          • 3.Qf1#
          • 3.Qc6#
    • 1...Sc6
      • 2.Qg3
        • threat
          • 3.Qg2#
          • 3.Qf3#
      • 2.Qxb5
        • threat
          • 3.Qf1#
          • 3.Qxc6#
    • 1...Sd7
      • 2.Qxb5
        • threat
          • 3.Qf1#
          • 3.Qc6#
  • Keys
    • 1.Qg3!
      • threat
        • 2.Qg2#
        • 2.Qf3#
      • 1...Ra7
        • 2.Qh3
          • threat
            • 3.Qf1#
          • 2...Qf3+
            • 3.Qxf3#
          • 2...Qg2
            • 3.Qxg2#
      • 1...Rc7
        • 2.Qh3
          • threat
            • 3.Qf1#
          • 2...Qf3+
            • 3.Qxf3#
          • 2...Qg2
            • 3.Qxg2#
      • 1...Rd7
        • 2.Qh3
          • threat
            • 3.Qf1#
          • 2...Qf3+
            • 3.Qxf3#
          • 2...Qg2
            • 3.Qxg2#

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).