Problem Display
PID: 122306 (8/6Q1/3kp3/R4p2/Kp2p3/1p1p3b/6n1/8 w - - 0 1)

Scheel, Johan

Morgenbladet, 1916

8/6Q1/3kp3/R4p2/Kp2p3/1p1p3b/6n1/8

#3

3 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Ra6+?
      • 1...Kc5
        • 2.Qe5+
          • 2...Kc4
            • 3.Rc6#
        • 2.Qd7
          • threat
            • 3.Rc6#
          • 2...Kc4
            • 3.Rc6#
      • 1...Kd5!
  • Keys
    • 1.Kb5!
      • threat
        • 2.Ra7
          • threat
            • 3.Rd7#
            • 3.Qd4#
          • 2...Kd5
            • 3.Rd7#
          • 2...e5
            • 3.Qd7#
      • 1...Kd5
        • 2.Kb6+
          • 2...Kc4
            • 3.Rc5#
          • 2...Kd6
            • 3.Qc7#
      • 1...e5
        • 2.Ra6+
          • 2...Kd5
            • 3.Qd7#
        • 2.Qb7
          • threat
            • 3.Ra6#
          • 2...Ke6
            • 3.Ra6#
        • 2.Qf7
          • threat
            • 3.Ra6#
      • 1...Se3
        • 2.Ra7
          • threat
            • 3.Rd7#
          • 2...Kd5
            • 3.Rd7#
          • 2...e5
            • 3.Qd7#
      • 1...Sf4
        • 2.Ra7
          • threat
            • 3.Rd7#
          • 2...Kd5
            • 3.Rd7#
          • 2...e5
            • 3.Qd7#
      • 1...e3
        • 2.Kc4
          • threat
            • 3.Ra6#
          • 2...Kc6
            • 3.Ra6#
      • 1...f4
        • 2.Qf8+
          • 2...Kd5
            • 3.Qc5#
          • 2...Ke5
            • 3.Kc4#
          • 2...Kc7
            • 3.Ra7#
          • 2...Kd7
            • 3.Ra7#

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).