Problem Display
PID: 76146 (Q7/nrR5/rpppP3/3kp1N1/p7/2R1P1B1/b7/K7 w - - 0 1)

Heyl, Peter

Troll, 2004

Q7/nrR5/rpppP3/3kp1N1/p7/2R1P1B1/b7/K7

#3

8 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...e4
      • 2.Qf8
        • threat
          • 3.Qxd6#
          • 3.Qf5#
    • 1...c5
      • 2.Qxb7+
        • 2...Sc6
          • 3.Qxc6#
      • 2.e7
        • threat
          • 3.Qg8#
        • 2...Sc8
          • 3.Qxb7#
  • Tries
    • 1.Qf8?
      • threat
        • 2.Qf3+
          • 2...e4
            • 3.Qd1#
            • 3.Qxe4#
            • 3.Qf5#
      • 1...Bb1
        • 2.Qf3+
          • 2...Be4
            • 3.Qxe4#
          • 2...e4
            • 3.Qf5#
      • 1...Bb3
        • 2.Qf3+
          • 2...e4
            • 3.Qxe4#
            • 3.Qf5#
      • 1...Sb5
        • 2.Qf3+
          • 2...e4
            • 3.Qxe4#
            • 3.Qf5#
      • 1...Bc4!
    • 1.Qg8?
      • threat
        • 2.e7#
      • 1...Bc4
        • 2.e7+
          • 2...Kc5
            • 3.Qxc4#
      • 1...Rb8!
    • 1.e7?
      • threat
        • 2.Qg8#
      • 1...Bc4
        • 2.Qg8+
          • 2...Kc5
            • 3.Qxc4#
      • 1...Sc8
        • 2.e8Q
          • threat
            • 3.Qxc6#
            • 3.Qf7#
            • 3.Qe6#
            • 3.Qg8#
      • 1...Rb8!
  • Keys
    • 1.R7xc6!
      • threat
        • 2.e4+
          • 2...Kd4
            • 3.Bf2#
      • 1...Sxc6
        • 2.Qxa6
          • threat
            • 3.Qb5#
          • 2...Bc4
            • 3.Qxc4#
          • 2...Sd4
            • 3.e4#
          • 2...Sa7
            • 3.Qd3#
          • 2...b5
            • 3.Qxc6#
      • 1...Bc4
        • 2.R6xc4
          • threat
            • 3.e4#
          • 2...e4
            • 3.Rd4#
      • 1...Bb1
        • 2.Qxb7
          • threat
            • 3.R6c5#
          • 2...Sxc6
            • 3.Qxc6#

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).