Problem Display
PID: 173940 (8/3pN3/2p4K/3p2p1/3kp1P1/1B1p4/3QP3/8 w - - 0 1)

Petrasinovic, Petrasin

HM., Sachmatija, 2013

8/3pN3/2p4K/3p2p1/3kp1P1/1B1p4/3QP3/8

#4

6 + 7


SOLUTION


  • SOUND
  • Keys
    • 1.Sc8!
      • threat
        • 2.e3+
          • 2...Ke5
            • 3.Qf2
              • threat
                • 4.Qf5#
              • 3...Ke6
                • 4.Qf5#
      • 1...Kc5
        • 2.Qc3+
          • 2...Kb5
            • 3.Qd4
              • threat
                • 4.Qb6#
              • 3...Ka5
                • 4.Qb6#
                • 4.Qa4#
              • 3...Ka6
                • 4.Qb6#
              • 3...c5
                • 4.Qa4#
      • 1...Ke5
        • 2.e3
          • threat
            • 3.Qf2
              • threat
                • 4.Qf5#
              • 3...Ke6
                • 4.Qf5#
          • 2...Ke6
            • 3.Qf2
              • threat
                • 4.Qf5#
              • 3...Ke5
                • 4.Qf5#
          • 2...Kf6
            • 3.Qf2+
              • 3...Ke5
                • 4.Qf5#
              • 3...Ke6
                • 4.Qf5#
          • 2...d4
            • 3.Qh2+
              • 3...Kf6
                • 4.Qd6#
      • 1...e3
        • 2.Qb2+
          • 2...Ke4
            • 3.Qf6
              • threat
                • 4.Sd6#
              • 3...dxe2
                • 4.Bc2#
              • 3...d6
                • 4.Sxd6#
          • 2...Kc5
            • 3.Ba2
              • threat
                • 4.Qb6#

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).