Problem Display
PID: 199138 (1B6/7K/pkB3P1/p1p1Np2/8/Pp1p3p/1r6/2b3Q1 w - - 0 1)

Hartong, Jan

2nd HM., Westminster Gazette, 1921

1B6/7K/pkB3P1/p1p1Np2/8/Pp1p3p/1r6/2b3Q1

#3

7 + 10


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Rb1
      • 2.Qh1
        • threat
          • 3.Sc4#
          • 3.Sd7#
    • 1...Rd2
      • 2.Qg5
        • threat
          • 3.Qd8#
        • 2...c4
          • 3.Qe3#
    • 1...Bd2
      • 2.Qh1
        • threat
          • 3.Sc4#
          • 3.Sd7#
    • 1...Bg5
      • 2.Qxg5
        • threat
          • 3.Qd8#
        • 2...c4
          • 3.Qe3#
    • 1...d2
      • 2.Qh1
        • threat
          • 3.Sc4#
          • 3.Sd7#
  • Tries
    • 1.Bc7+?
      • 1...Ka7
        • 2.Qxc5#
      • 1...Kxc7!
    • 1.Qd4?
      • threat
        • 2.Qd8#
      • 1...Bg5
        • 2.Qa4
          • threat
            • 3.Sc4#
            • 3.Sd7#
        • 2.Qd5
          • threat
            • 3.Sc4#
            • 3.Sd7#
        • 2.Qd6
          • threat
            • 3.Sc4#
            • 3.Sd7#
            • 3.Qc7#
        • 2.Qd7
          • threat
            • 3.Sc4#
            • 3.Ba7#
            • 3.Qa7#
            • 3.Qb7#
            • 3.Qc7#
      • 1...cxd4!
    • 1.Qh1?
      • threat
        • 2.Sc4#
        • 2.Sd7#
      • 1...a4
        • 2.Sc4#
      • 1...c4
        • 2.Sd7#
      • 1...Rc2
        • 2.Sd7#
      • 1...Rg2!
    • 1.Qg5?
      • threat
        • 2.Qd8#
      • 1...c4
        • 2.Qe7
          • threat
            • 3.Ba7#
            • 3.Qa7#
          • 2...a4
            • 3.Qb4#
        • 2.Qd8+
          • 2...Kc5
            • 3.Ba7#
      • 1...Bxg5!
  • Keys
    • 1.Qe1!
      • threat
        • 2.Qxa5+
          • 2...Kxa5
            • 3.Sc4#
            • 3.Bc7#
      • 1...c4
        • 2.Qxa5+
          • 2...Kxa5
            • 3.Sxc4#
            • 3.Bc7#
      • 1...Rc2
        • 2.Qxa5+
          • 2...Kxa5
            • 3.Bc7#
      • 1...Rd2
        • 2.Qh4
          • threat
            • 3.Qd8#
          • 2...c4
            • 3.Qd4#
      • 1...Bd2
        • 2.Qh1
          • threat
            • 3.Sc4#
            • 3.Sd7#
      • 1...d2
        • 2.Qh1
          • threat
            • 3.Sc4#
            • 3.Sd7#
      • 1...a4
        • 2.Qa5+
          • 2...Kxa5
            • 3.Sc4#
            • 3.Bc7#

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).