Problem Display
PID: 220972 (n1KQ4/4p2n/1p1pp3/p2p2p1/3k4/2R1RP2/r5P1/6r1 w - - 0 1)

Brunner, Erich Anselm

Deutsche Schachzeitung, 1933

n1KQ4/4p2n/1p1pp3/p2p2p1/3k4/2R1RP2/r5P1/6r1

#4

6 + 12


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qxe7!
      • threat
        • 2.Qxd6
          • threat
            • 3.Red3#
            • 3.Qe5#
        • 2.Qxe6
          • threat
            • 3.Red3#
            • 3.Qg4#
      • 1...Rc1
        • 2.Qg7+
          • 2...Sf6
            • 3.Rd3+
              • 3...Ke5
                • 4.Qxg5#
            • 3.Qxf6+
              • 3...e5
                • 4.Rd3#
      • 1...Rc2
        • 2.Qg7+
          • 2...Sf6
            • 3.Rd3+
              • 3...Ke5
                • 4.Qxg5#
            • 3.Qxf6+
              • 3...e5
                • 4.Rd3#
      • 1...Ra3
        • 2.Qg7+
          • 2...Sf6
            • 3.Red3+
              • 3...Ke5
                • 4.Qxg5#
            • 3.Qxf6+
              • 3...e5
                • 4.Red3#
      • 1...Ra4
        • 2.Qg7+
          • 2...Sf6
            • 3.Red3+
              • 3...Ke5
                • 4.Qxg5#
            • 3.Qxf6+
              • 3...e5
                • 4.Red3#

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).