Problem Display
PID: 250575 (1K2N3/8/1p2P3/1k6/1p6/1P1p4/Q4P2/8 w - - 0 1)

Zimmer, Eligiusz

Schweizerische Schachzeitung, 1997

1K2N3/8/1p2P3/1k6/1p6/1P1p4/Q4P2/8

#3

6 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Kb7?
      • threat
        • 2.Qa1
          • threat
            • 3.Qe5#
          • 2...Kc5
            • 3.Qe5#
        • 2.Qa6+
          • 2...Kc5
            • 3.Qc4#
      • 1...d2
        • 2.Qa6+
          • 2...Kc5
            • 3.Qc4#
      • 1...Kc5!
    • 1.Qa6+?
      • 1...Kc5
        • 2.Qc4#
      • 1...Kc6
        • 2.Qc4#
      • 1...Kxa6!
  • Keys
    • 1.Qd2!
      • 1...Ka5
        • 2.Kb7
          • 2...Kb5
            • 3.Qg5#
          • 2...b5
            • 3.Qa2#
      • 1...Kc5
        • 2.Qxd3
          • threat
            • 3.Qc4#
          • 2...Kc6
            • 3.Qc4#
          • 2...b5
            • 3.Qd6#
      • 1...Ka6
        • 2.Sc7+
          • 2...Ka5
            • 3.Qa2#
      • 1...Kc6
        • 2.Qxd3
          • threat
            • 3.Qc4#
          • 2...Kc5
            • 3.Qc4#
          • 2...b5
            • 3.Qd6#

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).