Problem Display
PID: 19945 (8/8/K1p4p/5k2/Q3Np2/B7/B2p4/8 w - - 0 1)

Cimburek, Ladislav

Tidskrift for Schack, 1909

8/8/K1p4p/5k2/Q3Np2/B7/B2p4/8

#4

5 + 5


SOLUTION


  • SOUND
  • Keys
    • 1.Qd1!
      • threat
        • 2.Qh5+
          • 2...Kxe4
            • 3.Bb1+
              • 3...Ke3
                • 4.Bc5#
              • 3...Kd4
                • 4.Qc5#
      • 1...Kxe4
        • 2.Qe2+
          • 2...Kd4
            • 3.Bb2+
              • 3...Kc5
                • 4.Qe7#
          • 2...Kf5
            • 3.Bb1+
              • 3...Kg5
                • 4.Be7#
              • 3...Kf6
                • 4.Qe7#
      • 1...Ke5
        • 2.Qh5+
          • 2...Kd4
            • 3.Sf2
              • threat
                • 4.Qc5#
              • 3...Kc3
                • 4.Qc5#
              • 3...Ke3
                • 4.Bc5#
              • 3...c5
                • 4.Qxc5#
          • 2...Kxe4
            • 3.Bb1+
              • 3...Ke3
                • 4.Bc5#
              • 3...Kd4
                • 4.Qc5#
      • 1...c5
        • 2.Qh5+
          • 2...Kxe4
            • 3.Bb1+
              • 3...Ke3
                • 4.Bxc5#
              • 3...Kd4
                • 4.Qxc5#
      • 1...h5
        • 2.Qxh5+
          • 2...Kxe4
            • 3.Bb1+
              • 3...Ke3
                • 4.Bc5#
              • 3...Kd4
                • 4.Qc5#

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).