Problem Display
PID: 149299 (3b2Bn/3N2B1/rpKP2pp/pR6/2pPkp2/R7/3PP3/4r2b w - - 0 1)

Petkov, Petko Andonov

Freie Presse, 1989

3b2Bn/3N2B1/rpKP2pp/pR6/2pPkp2/R7/3PP3/4r2b

#4

10 + 12


SOLUTION


  • SOUND
  • Keys
    • 1.Be6!
      • threat
        • 2.Re5+
          • 2...Kxd4+
            • 3.Rd5+
              • 3...Ke4
                • 4.Rd4#
      • 1...Bf6
        • 2.Sxf6+
          • 2...Kxd4+
            • 3.Sd5+
              • 3...Ke4
                • 4.Sc3#
      • 1...f3
        • 2.Re3+
          • 2...Kf4
            • 3.Be5+
              • 3...Kg5
                • 4.Bg3#
      • 1...Bc7
        • 2.Sf6+
          • 2...Kxd4+
            • 3.Sd5+
              • 3...Ke4
                • 4.Sc3#
        • 2.Re5+
          • 2...Kxd4+
            • 3.Rd5+
              • 3...Ke4
                • 4.Sf6#
                • 4.Rd4#
      • 1...Sf7
        • 2.Bd5+
          • 2...Kf5
            • 3.Bf3+
              • 3...Ke6
                • 4.Sf8#
              • 3...Se5+
                • 4.Rxe5#
      • 1...c3
        • 2.Re5+
          • 2...Kxd4+
            • 3.Re4+
              • 3...Kxe4
                • 4.Ra4#

FEATURES


NOT CLASSIFIED


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).