Problem Display
PID: 227377 (k7/b7/1pKpp3/p4p2/8/8/3Q4/8 w - - 0 1)

Rudolph, William E

Tidskrift for Schack, 1910

k7/b7/1pKpp3/p4p2/8/8/3Q4/8

#3

2 + 7


SOLUTION


  • SOUND
  • Sets
    • 1...e5
      • 2.Qd5
        • threat
          • 3.Kc7#
        • 2...Kb8
          • 3.Qg8#
        • 2...Bb8
          • 3.Kxb6#
  • Tries
    • 1.Qxa5?
      • threat
        • 2.Qa6
          • threat
            • 3.Qb7#
          • 2...Kb8
            • 3.Qb7#
      • 1...Kb8
        • 2.Qa6
          • threat
            • 3.Qb7#
          • 2...Ka8
            • 3.Qb7#
      • 1...bxa5!
    • 1.Qb2?
      • threat
        • 2.Qg7
          • threat
            • 3.Qb7#
          • 2...Kb8
            • 3.Qf8#
            • 3.Qh8#
            • 3.Qb7#
            • 3.Qg8#
      • 1...Bb8
        • 2.Qxb6
          • threat
            • 3.Qb7#
      • 1...e5!
    • 1.Qe2?
      • threat
        • 2.Qa6
          • threat
            • 3.Qb7#
          • 2...Kb8
            • 3.Qb7#
      • 1...Kb8
        • 2.Qa6
          • threat
            • 3.Qb7#
          • 2...Ka8
            • 3.Qb7#
      • 1...Bb8
        • 2.Qa6+
          • 2...Ba7
            • 3.Qb7#
      • 1...b5!
    • 1.Qd3?
      • threat
        • 2.Qa6
          • threat
            • 3.Qb7#
          • 2...Kb8
            • 3.Qb7#
      • 1...Kb8
        • 2.Qa6
          • threat
            • 3.Qb7#
          • 2...Ka8
            • 3.Qb7#
      • 1...Bb8
        • 2.Qa6+
          • 2...Ba7
            • 3.Qb7#
      • 1...b5!
  • Keys
    • 1.Qd4!
      • threat
        • 2.Qg7
          • threat
            • 3.Qb7#
          • 2...Kb8
            • 3.Qf8#
            • 3.Qh8#
            • 3.Qb7#
            • 3.Qg8#
      • 1...Bb8
        • 2.Qxb6
          • threat
            • 3.Qb7#
      • 1...e5
        • 2.Qd5
          • threat
            • 3.Kc7#
          • 2...Kb8
            • 3.Qg8#
          • 2...Bb8
            • 3.Kxb6#

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).