Problem Display
PID: 235985 (7b/pR3N2/4kp2/3p4/8/2p5/2Q5/6K1 w - - 0 1)

Schwind, Heinz

Freie Presse, 1972

7b/pR3N2/4kp2/3p4/8/2p5/2Q5/6K1

#3

4 + 6


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Sets
    • 1...d4
      • 2.Qe4#
  • Tries
    • 1.Sd8+?
      • 1...Kd6
        • 2.Qxc3
          • threat
            • 3.Qc7#
          • 2...d4
            • 3.Qxd4#
      • 1...Ke5!
    • 1.Qa4?
      • threat
        • 2.Qd7#
      • 1...f5
        • 2.Qc6#
        • 2.Qa6#
      • 1...Kf5!
    • 1.Qxc3?
      • threat
        • 2.Qc8#
      • 1...d4
        • 2.Qf3
          • threat
            • 3.Qe4#
          • 2...f5
            • 3.Qc6#
        • 2.Qc5
          • threat
            • 3.Sd8#
            • 3.Re7#
          • 2...f5
            • 3.Qd6#
            • 3.Qc6#
      • 1...Kf5!
  • Keys
    • 1.Qf2!
      • threat
        • 2.Qf4
          • threat
            • 3.Sd8#
          • 2...d4
            • 3.Qe4#
          • 2...f5
            • 3.Qd6#
      • 1...d4
        • 2.Qf3
          • threat
            • 3.Qe4#
          • 2...f5
            • 3.Qc6#
      • 1...f5
        • 2.Qe3+
          • 2...Kf6
            • 3.Qh6#
          • 2...Be5
            • 3.Qxe5#
      • 1...c2
        • 2.Qxc2
          • threat
            • 3.Qc8#
          • 2...d4
            • 3.Qe4#
          • 2...f5
            • 3.Qc6#

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).