Problem Display
PID: 164823 (6n1/1K6/1N6/8/1p1k3P/P2N4/4Q1p1/6r1 w - - 0 1)

Petrov, Evgeny Aleksandrovich

Springaren, 1987

6n1/1K6/1N6/8/1p1k3P/P2N4/4Q1p1/6r1

#4

6 + 5


SOLUTION


  • SOUND
  • Keys
    • 1.Sc5!
      • threat
        • 2.Qd2+
          • 2...Ke5
            • 3.Sbd7+
              • 3...Kf5
                • 4.Qg5#
      • 1...bxa3
        • 2.Se6+
          • 2...Kc3
            • 3.Sd5+
              • 3...Kb3
                • 4.Sc5#
      • 1...Rd1
        • 2.Qe4+
          • 2...Kc3
            • 3.Sba4+
              • 3...Kd2
                • 4.Sb3#
      • 1...Sf6
        • 2.Qd2+
          • 2...Ke5
            • 3.Sc4+
              • 3...Kf5
                • 4.Qg5#

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).