Problem Display
PID: 101564 (1b4bB/3pR3/4P1P1/2pP3Q/5p2/4kP1p/KR6/8 w - - 0 1)

Rothstein, Louis

Good Companions, 1921

1b4bB/3pR3/4P1P1/2pP3Q/5p2/4kP1p/KR6/8

#3

9 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Kd3
      • 2.Qf5+
        • 2...Ke3
          • 3.Qe4#
        • 2...Kc4
          • 3.Qe4#
  • Keys
    • 1.d6!
      • threat
        • 2.Qd5
          • threat
            • 3.Qb3#
            • 3.Qe4#
      • 1...Bxe6+
        • 2.Qd5
          • threat
            • 3.Qb3#
          • 2...c4
            • 3.Qe4#
      • 1...Kd3
        • 2.Qd5+
          • 2...Ke3
            • 3.Qb3#
            • 3.Qe4#
        • 2.Qf5+
          • 2...Ke3
            • 3.Qe4#
          • 2...Kc4
            • 3.Qe4#
      • 1...dxe6
        • 2.Qd5
          • threat
            • 3.Qb3#
            • 3.Qe4#
          • 2...e5
            • 3.Rxe5#
      • 1...Bf7
        • 2.exf7+
          • 2...Kd3
            • 3.Qd5#
      • 1...Bh7
        • 2.exd7+
          • 2...Kd3
            • 3.Qd5#
      • 1...c4
        • 2.Qd5
          • threat
            • 3.Qe4#

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).