Problem Display
PID: 4104 (8/1r6/pp3N2/8/B1kB4/2P1p3/3pP1n1/3K1Q1b w - - 0 1)

Abbott, Joseph William

Source?, 0000

8/1r6/pp3N2/8/B1kB4/2P1p3/3pP1n1/3K1Q1b

#3

7 + 8


1693 English Chess Problems 1876
3479 121 Chess Problems 1887

SOLUTION


  • SOUND
  • Sets
    • 1...a5
      • 2.Qf5
        • threat
          • 3.Qd3#
          • 3.Qe6#
          • 3.Qb5#
          • 3.Qd5#
    • 1...b5
      • 2.Qf5
        • threat
          • 3.Qd3#
          • 3.Qe6#
          • 3.Qc5#
          • 3.Qd5#
  • Tries
    • 1.Qf5?
      • threat
        • 2.Qd3#
        • 2.Qe6#
        • 2.Qd5#
      • 1...Se1
        • 2.Qb1
          • threat
            • 3.Qa2#
            • 3.Qb3#
            • 3.Qb4#
        • 2.Qe6+
          • 2...Bd5
            • 3.Qxd5#
      • 1...Sf4!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Qxg2
          • threat
            • 3.Sxe3#
          • 2...Re7
            • 3.Sxb6#
        • 2.Qf6
          • threat
            • 3.Qc6#
          • 2...Kxd5
            • 3.Qc6#
          • 2...Rc7
            • 3.Sxb6#
        • 2.Qf7
          • threat
            • 3.Sxe3#
            • 3.Sxb6#
            • 3.Sc7#
            • 3.Se7#
      • 1...Kxd5
        • 2.Qf5+
          • 2...Kc4
            • 3.Qe6#
          • 2...Kd6
            • 3.Qe5#
      • 1...Rb8
        • 2.Qxg2
          • threat
            • 3.Sxe3#
          • 2...Re8
            • 3.Sxb6#
        • 2.Qf6
          • threat
            • 3.Qc6#
          • 2...Kxd5
            • 3.Qc6#
          • 2...Rc8
            • 3.Sxb6#
        • 2.Qf7
          • threat
            • 3.Sxe3#
            • 3.Sb4#
            • 3.Sf4#
            • 3.Sxb6#
            • 3.Sf6#
            • 3.Sc7#
            • 3.Se7#
      • 1...b5
        • 2.Qf7
          • threat
            • 3.Sxe3#
            • 3.Sb6#
            • 3.Sc7#
            • 3.Se7#

FEATURES


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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).