Problem Display
PID: 34234 (1Q6/6R1/8/3B3b/3p1r2/K1p5/4n3/k7 w - - 0 1)

Zepler, Erich Ernest

Die Schwalbe, 1955

1Q6/6R1/8/3B3b/3p1r2/K1p5/4n3/k7

#4

4 + 6


SOLUTION


  • SOUND
  • Keys
    • 1.Be4!
      • threat
        • 2.Qb1#
      • 1...Rxe4
        • 2.Rg1+
          • 2...Sxg1
            • 3.Qb3
              • threat
                • 4.Qa2#
              • 3...Re2
                • 4.Qd1#
              • 3...Bf7
                • 4.Qd1#
      • 1...Rf1
        • 2.Qb3
          • threat
            • 3.Qa2#
          • 2...Bf7
            • 3.Rxf7
              • threat
                • 4.Qa2#
              • 3...Sc1
                • 4.Qb1#
      • 1...d3
        • 2.Qb3
          • threat
            • 3.Qa2#
          • 2...Bf7
            • 3.Qd1+
              • 3...Sc1
                • 4.Qxc1#
          • 2...Sc1
            • 3.Qxc3+
              • 3...Kb1
                • 4.Qb2#

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).