Problem Display
PID: 199172 (8/2n5/p1NNR3/2pk4/8/n5Qp/8/7K w - - 0 1)

Reti, Richard

Tidskrift for Schack, 1921

8/2n5/p1NNR3/2pk4/8/n5Qp/8/7K

#3

5 + 6


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Se7+?
      • 1...Kd4
        • 2.Re4#
        • 2.Qe3#
      • 1...Kxe6!
    • 1.Sd8?
      • threat
        • 2.Qe5#
        • 2.Qd3#
      • 1...Kd4
        • 2.Re3
          • threat
            • 3.Rd3#
            • 3.Qe5#
          • 2...Kd5
            • 3.Rd3#
            • 3.Qe5#
        • 2.Re4+
          • 2...Kd5
            • 3.Qe5#
            • 3.Qd3#
        • 2.Re5
          • threat
            • 3.Sc6#
            • 3.Qe3#
        • 2.Qe3+
          • 2...Kd5
            • 3.Qd2#
            • 3.Qd3#
            • 3.Qe4#
            • 3.Qe5#
      • 1...Sxe6!
  • Keys
    • 1.Sc8!
      • threat
        • 2.Sb6+
          • 2...Kxe6
            • 3.Qg6#
      • 1...Kc4
        • 2.Sb6+
          • 2...Kb5
            • 3.Qb3#
      • 1...Kxe6
        • 2.Qg6+
          • 2...Kd5
            • 3.Sb6#
          • 2...Kd7
            • 3.Sb6#
      • 1...Sxe6
        • 2.Qf3+
          • 2...Kc4
            • 3.Sd6#
      • 1...Sc4
        • 2.Qg4
          • threat
            • 3.S6e7#
            • 3.S8e7#
            • 3.Qe4#
          • 2...Sxe6
            • 3.Qf3#
      • 1...Sa8
        • 2.Qg4
          • threat
            • 3.S6e7#
            • 3.S8e7#
            • 3.Rd6#
            • 3.Qe4#
          • 2...c4
            • 3.Qf5#
      • 1...Se8
        • 2.Qg4
          • threat
            • 3.S6e7#
            • 3.Sb6#
            • 3.S8e7#
            • 3.Qe4#
          • 2...c4
            • 3.Qf5#

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).