Problem Display
PID: 187543 (8/8/7Q/1pp1p3/1B1pp3/3B4/P2Rp3/k3Kb2 w - - 0 1)

Liljestrand, Seth

Suomen Shakki, 1982

8/8/7Q/1pp1p3/1B1pp3/3B4/P2Rp3/k3Kb2

#3

6 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...cxb4
      • 2.Qc6
        • threat
          • 3.Qc1#
  • Tries
    • 1.Rc2?
      • threat
        • 2.Qc1#
      • 1...Kb1
        • 2.Qc1#
      • 1...e3!
    • 1.Rxe2?
      • threat
        • 2.Qc1#
      • 1...Bxe2
        • 2.Qc1+
          • 2...Kxa2
            • 3.Qa3#
            • 3.Qb1#
      • 1...e3!
    • 1.Qa6?
      • threat
        • 2.Qa3
          • threat
            • 3.Qc1#
            • 3.Qb2#
      • 1...exd3
        • 2.Qa3
          • threat
            • 3.Qc1#
            • 3.Qb2#
          • 2...Kb1
            • 3.Qb2#
      • 1...cxb4
        • 2.Qc8
          • threat
            • 3.Qc1#
        • 2.Qc6
          • threat
            • 3.Qc1#
      • 1...e3!
  • Keys
    • 1.Rb2!
      • threat
        • 2.Qc1#
      • 1...Kxb2
        • 2.Qc1+
          • 2...Kxc1
            • 3.Ba3#
          • 2...Kxa2
            • 3.Qa3#
            • 3.Qb1#
      • 1...e3
        • 2.Rb1+
          • 2...Kxa2
            • 3.Qa6#

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).