Problem Display
PID: 45675 (8/1Q6/5p2/2k5/1R6/2p5/8/6K1 w - - 0 1)

Salamanca, Tomas

2nd Prize, BCF 058. Ty., 1947-1948

8/1Q6/5p2/2k5/1R6/2p5/8/6K1

#4

3 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Kf2!
      • threat
        • 2.Rb5+
          • 2...Kd6
            • 3.Rd5+
              • 3...Ke6
                • 4.Qd7#
      • 1...Kd6
        • 2.Rd4+
          • 2...Kc5
            • 3.Rd5+
              • 3...Kc4
                • 4.Qb5#
          • 2...Ke6
            • 3.Qd7+
              • 3...Ke5
                • 4.Qd5#
      • 1...c2
        • 2.Rb5+
          • 2...Kc4
            • 3.Qd5+
              • 3...Kc3
                • 4.Rb3#
          • 2...Kd4
            • 3.Qd5+
              • 3...Kc3
                • 4.Rb3#
          • 2...Kd6
            • 3.Rd5+
              • 3...Ke6
                • 4.Qd7#
      • 1...f5
        • 2.Qb6+
          • 2...Kd5
            • 3.Rd4+
              • 3...Ke5
                • 4.Qd6#

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).