Problem Display
PID: 230521 (Kb6/1P1p1p2/kB1PPP1R/1n5P/1P6/3BQ3/5npq/8 w - - 0 1)

Gerbec, Theodor

Mayer, Roman

Wiener Schachzeitung, 1936

Kb6/1P1p1p2/kB1PPP1R/1n5P/1P6/3BQ3/5npq/8

#4

11 + 8


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Bd8!
      • threat
        • 2.Qb6#
      • 1...Qxd6
        • 2.Qxf2
          • threat
            • 3.Qa2#
          • 2...Qxe6
            • 3.Qg1
              • 3...Qxf6
                • 4.Qa1#
              • 3...Qa2
                • 4.Qb6#
              • 3...Qb3
                • 4.Qb6#
              • 3...Qh3
                • 4.Qb6#
                • 4.Qa1#
              • 3...Qc4
                • 4.Qb6#
              • 3...Qg4
                • 4.Qb6#
                • 4.Qa1#
              • 3...Qd5
                • 4.Qb6#
              • 3...Qf5
                • 4.Qb6#
                • 4.Qa1#
              • 3...Qe1
                • 4.Qb6#
              • 3...Qe2
                • 4.Qb6#
              • 3...Qe3
                • 4.Qa1#
              • 3...Qe4
                • 4.Qb6#
                • 4.Qa1#
              • 3...Qe5
                • 4.Qb6#
              • 3...Qb6
                • 4.Qxb6#
              • 3...Qc6
                • 4.Qa1#
              • 3...Qd6
                • 4.Qa1#
              • 3...Qe7
                • 4.Qb6#
                • 4.Qa1#
              • 3...Qe8
                • 4.Qb6#
                • 4.Qa1#
              • 3...Bh2
                • 4.Qa7#
              • 3...Bg3
                • 4.Qa7#
              • 3...Bf4
                • 4.Qa7#
              • 3...Be5
                • 4.Qa7#
              • 3...Bd6
                • 4.Qb6#
                • 4.Qa7#
              • 3...Ba7
                • 4.Qxa7#
              • 3...Bc7
                • 4.Qa7#
              • 3...d5
                • 4.Qa1#
              • 3...d6
                • 4.Qb6#
          • 2...Qc7
            • 3.Bxc7
              • threat
                • 4.Qb6#
                • 4.Qa2#
              • 3...Bxc7
                • 4.Qa7#

FEATURES


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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).