Problem Display
PID: 265314 (7b/r2p3K/2pQ3B/1Pp2p1N/nP1pkP2/N2Rp1R1/2P5/2q2b1r w - - 0 1)

Postnikov, Oleksandr Borisovich

The Problemist, 1994

7b/r2p3K/2pQ3B/1Pp2p1N/nP1pkP2/N2Rp1R1/2P5/2q2b1r

#4

11 + 13


  • SOUND
  • Keys
    • 1.Sc4!
      • threat
        • 2.Qe7+
          • 2...Kd5
            • 3.Qf7+
              • 3...Ke4
                • 4.Sd6#
      • 1...cxb4
        • 2.Qxd4+
          • 2...Bxd4
            • 3.Sf6+
              • 3...Bxf6
                • 4.Sd6#
      • 1...cxb5
        • 2.Rgxe3+
          • 2...Qxe3
            • 3.Sd2+
              • 3...Qxd2
                • 4.Sg3#


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).