Problem Display
PID: 267134 (8/1p3p2/P1N1pP2/2B1P1P1/1p1QN1P1/1PPpPk1B/3p4/3K4 w - - 0 1)

Ling, John Francis

The Problemist, 1955

8/1p3p2/P1N1pP2/2B1P1P1/1p1QN1P1/1PPpPk1B/3p4/3K4

#3

14 + 7


SOLUTION


  • COOKED
  • Sets
    • 1...bxa6
      • 2.Qxd3
        • threat
          • 3.Sd4#
    • 1...b5
      • 2.Qxd3
        • 2...bxc3
          • 3.Sd4#
  • Tries
    • 1.cxb4?
      • 1...bxa6
        • 2.Qxd3
          • 2...a5
            • 3.Sd4#
      • 1...bxc6
        • 2.Qa1
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qb2
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qc3
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qd6
          • 2...Kxe4
            • 3.Bg2#
      • 1...b5
        • 2.Qa1
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qb2
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qc3
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qd6
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qd7
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qd8
          • 2...Kxe4
            • 3.Bg2#
      • 1...b6!
    • 1.c4?
      • 1...bxa6
        • 2.Qxd3
          • 2...a5
            • 3.Sd4#
      • 1...bxc6
        • 2.Qa1
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qb2
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qd6
          • 2...Kxe4
            • 3.Bg2#
      • 1...b5
        • 2.Qxd3
          • 2...bxc4
            • 3.Sd4#
      • 1...b6!
  • Keys
    • 1.Bxb4!
      • 1...bxa6
        • 2.Qxd3
          • 2...a5
            • 3.Sd4#
      • 1...bxc6
        • 2.Qc5
          • 2...Kxe4
            • 3.Bg2#
      • 1...b5
        • 2.Qc5
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qb6
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qa7
          • 2...Kxe4
            • 3.Bg2#
      • 1...b6
        • 2.Qxb6
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qxd3
          • 2...b5
            • 3.Sd4#
    • 1.Qxb4!
      • threat
        • 2.Qxb7
          • 2...Kxe4
            • 3.Bg2#
      • 1...bxa6
        • 2.Qa5
          • 2...Kxe4
            • 3.Bg2#
      • 1...bxc6
        • 2.Qb8
          • 2...Kxe4
            • 3.Bg2#
      • 1...b5
        • 2.Bd4
          • 2...Kxe4
            • 3.Bg2#
        • 2.Qxb5
          • 2...Kxe4
            • 3.Bg2#
      • 1...b6
        • 2.Qxb6
          • 2...Kxe4
            • 3.Bg2#
    • 1.axb7!
      • 1...bxc3
        • 2.Qxc3
          • 2...Kxe4
            • 3.Bg2#

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).