Problem Display
PID: 269586 (8/1N6/8/5B1n/p2k4/6P1/3p4/3K1Q2 w - - 0 1)

Petrasinovic, Petrasin

Comm., Shakhmatnaya kompozitsiya, 2019

8/1N6/8/5B1n/p2k4/6P1/3p4/3K1Q2

#4

5 + 4


SOLUTION


  • SOUND
  • Keys
    • 1.Bc2!
      • threat
        • 2.Qd3+
          • 2...Ke5
            • 3.Qd6#
      • 1...Kc3
        • 2.Qb5
          • threat
            • 3.Qe5+
              • 3...Kb4
                • 4.Qc5#
              • 3...Kc4
                • 4.Qc5#
      • 1...Ke3
        • 2.Qe2+
          • 2...Kd4
            • 3.Qd3+
              • 3...Ke5
                • 4.Qd6#
      • 1...Kd5
        • 2.Qa6
          • threat
            • 3.Qd6+
              • 3...Kc4
                • 4.Qc5#
          • 2...Kd4
            • 3.Qd3+
              • 3...Ke5
                • 4.Qd6#
      • 1...Sf4
        • 2.Qxf4+
          • 2...Kc3
            • 3.Qe5+
              • 3...Kb4
                • 4.Qc5#
              • 3...Kc4
                • 4.Qc5#

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).