Problem Display
PID: 119203 (4r3/N2p1pp1/pnR5/3kp1p1/1B4P1/1bP5/1np1P1K1/2Q5 w - - 0 1)

Zalewski, Mieczyzlaw

Szachy, 1976

4r3/N2p1pp1/pnR5/3kp1p1/1B4P1/1bP5/1np1P1K1/2Q5

#3

8 + 12


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Sd3
      • 2.Rd6+
        • 2...Kc4
          • 3.exd3#
        • 2...Ke4
          • 3.exd3#
  • Tries
    • 1.Rd6+?
      • 1...Ke4
        • 2.Qf1
          • threat
            • 3.Qf3#
          • 2...Ke3
            • 3.Qf3#
      • 1...Kc4!
    • 1.Qd2+?
      • 1...Sd3
        • 2.Qxd3#
      • 1...Ke4!
  • Keys
    • 1.Qf1!
      • threat
        • 2.e4+
          • 2...Kxe4
            • 3.Qf3#
      • 1...dxc6
        • 2.e4+
          • 2...Kxe4
            • 3.Qf3#
          • 2...Ke6
            • 3.Qf5#
      • 1...d6
        • 2.Qf5
          • threat
            • 3.e4#
      • 1...e4
        • 2.Rd6+
          • 2...Kc4
            • 3.Rd4#
          • 2...Ke5
            • 3.Qf5#
      • 1...f5
        • 2.e4+
          • 2...Kxe4
            • 3.Qf3#
          • 2...fxe4
            • 3.Rd6#

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).