Problem Display
PID: 95470 (3Q4/3n4/3k4/8/8/1N1B1P2/3K4/8 w - - 0 1)

Bruder, Wolfgang Alexander

Rhein-Neckar-Zeitung, 1996

3Q4/3n4/3k4/8/8/1N1B1P2/3K4/8

#4

5 + 2


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Bf5!
      • threat
        • 2.Bxd7
          • 2...Kd5
            • 3.Qb6
              • threat
                • 4.Qd4#
                • 4.Qc5#
                • 4.Qe6#
              • 3...Kc4
                • 4.Be6#
                • 4.Qb5#
              • 3...Ke5
                • 4.Qd4#
            • 3.Qb8
              • 3...Kc4
                • 4.Be6#
                • 4.Qb5#
          • 2...Ke5
            • 3.Qf8
              • 3...Kd5
                • 4.Qc5#
      • 1...Ke5
        • 2.Bh3
          • 2...Kf4
            • 3.Qh4+
              • 3...Kxf3
                • 4.Sd4#
              • 3...Ke5
                • 4.Qd4#
          • 2...Kd5
            • 3.Qc7
              • 3...Sc5
                • 4.Qxc5#
              • 3...Se5
                • 4.Qc5#
              • 3...Sb6
                • 4.Qc5#
              • 3...Sf6
                • 4.Qc5#
              • 3...Sb8
                • 4.Qc5#
              • 3...Sf8
                • 4.Qc5#
          • 2...Kd6
            • 3.Qxd7+
              • 3...Ke5
                • 4.Qd4#
      • 1...Kc6
        • 2.Qxd7+
          • 2...Kb6
            • 3.Be4
              • 3...Ka6
                • 4.Qb7#

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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).