Problem Display
PID: 231902 (2n5/8/3p4/8/p2Q4/kb6/8/K7 w - - 0 1)

Massmann, Wilhelm Karl Heinrich

Munchner Zeitung, 1937

2n5/8/3p4/8/p2Q4/kb6/8/K7

#4

2 + 5


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Qd2!
      • threat
        • 2.Qd4
          • 2...Bd1
            • 3.Qb2#
          • 2...Ba2
            • 3.Qb2#
          • 2...Bc2
            • 3.Qb2#
          • 2...Bc4
            • 3.Qb2#
          • 2...Bd5
            • 3.Qb2#
          • 2...Be6
            • 3.Qb2#
          • 2...Bf7
            • 3.Qb2#
          • 2...Bg8
            • 3.Qb2#
          • 2...Sb6
            • 3.Qxd6#
          • 2...Sa7
            • 3.Qxd6#
          • 2...Se7
            • 3.Qxd6#
          • 2...d5
            • 3.Qc5#
      • 1...Bc2
        • 2.Qc3+
          • 2...Bb3
            • 3.Qd4
              • 3...Bd1
                • 4.Qb2#
              • 3...Ba2
                • 4.Qb2#
              • 3...Bc2
                • 4.Qb2#
              • 3...Bc4
                • 4.Qb2#
              • 3...Bd5
                • 4.Qb2#
              • 3...Be6
                • 4.Qb2#
              • 3...Bf7
                • 4.Qb2#
              • 3...Bg8
                • 4.Qb2#
              • 3...Sb6
                • 4.Qxd6#
              • 3...Sa7
                • 4.Qxd6#
              • 3...Se7
                • 4.Qxd6#
              • 3...d5
                • 4.Qc5#

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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).