Problem Display
PID: 269590 (8/Q7/8/3p1K2/3P4/4kpN1/P4N1P/8 w - - 0 1)

Petrasinovic, Petrasin

Shakhmatnaya Poeziya, 2000

8/Q7/8/3p1K2/3P4/4kpN1/P4N1P/8

#4

7 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Qa6!
      • 1...Kd2
        • 2.Qd3+
          • 2...Kc1
            • 3.Sd1
              • 3...f2
                • 4.Se2#
      • 1...Kxf2
        • 2.Kf4
          • threat
            • 3.Qf1#
          • 2...Ke1
            • 3.Qd3
              • 3...Kf2
                • 4.Qf1#
              • 3...f2
                • 4.Qe2#
          • 2...Kg1
            • 3.Qf1+
              • 3...Kxh2
                • 4.Qh1#
          • 2...Kg2
            • 3.Qf1+
              • 3...Kxh2
                • 4.Qh1#
      • 1...Kxd4
        • 2.Qa5
          • 2...Ke3
            • 3.Sd1+
              • 3...Kd3
                • 4.Qc3#
              • 3...Kd4
                • 4.Qc3#
          • 2...Kc4
            • 3.Sf1
              • 3...Kd4
                • 4.Qb4#
              • 3...d4
                • 4.Sd2#

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).