Problem Display
PID: 212889 (k5n1/pbR5/p1N2p2/P4P2/8/1p2P2p/pP5B/Q3K3 w - - 0 1)

de Zamora, Mateo

La Strategie, 1869

k5n1/pbR5/p1N2p2/P4P2/8/1p2P2p/pP5B/Q3K3

#4

9 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Kd2!
      • 1...Sh6
        • 2.Rxb7
          • threat
            • 3.Rxa7#
            • 3.Rb8#
          • 2...Kxb7
            • 3.Se7
              • threat
                • 4.Qh1#
              • 3...Ka8
                • 4.Qh1#
      • 1...Se7
        • 2.Sxe7
          • threat
            • 3.Rxb7
              • 3...Kxb7
                • 4.Qh1#
          • 2...Bh1
            • 3.Rc8+
              • 3...Kb7
                • 4.Rb8#
                • 4.Qxh1#
            • 3.Qxh1+
              • 3...Kb8
                • 4.Rc1#
                • 4.Rc2#
                • 4.Rc3#
                • 4.Rc4#
                • 4.Rc5#
                • 4.Rd7#
                • 4.Rc8#
                • 4.Qb7#
          • 2...Bg2
            • 3.Rc8+
              • 3...Kb7
                • 4.Rb8#
          • 2...Bf3
            • 3.Rc8+
              • 3...Kb7
                • 4.Rb8#
          • 2...Be4
            • 3.Rc8+
              • 3...Kb7
                • 4.Rb8#
          • 2...Bd5
            • 3.Rc8+
              • 3...Kb7
                • 4.Rb8#
          • 2...Bc6
            • 3.Rc8+
              • 3...Kb7
                • 4.Rb8#
          • 2...Bc8
            • 3.Rxc8+
              • 3...Kb7
                • 4.Rb8#
                • 4.Qh1#
            • 3.Qh1+
              • 3...Kb8
                • 4.Rc1#
                • 4.Rc2#
                • 4.Rc3#
                • 4.Rc4#
                • 4.Rc5#
                • 4.Rd7#
                • 4.Rxc8#
              • 3...Bb7
                • 4.Rc8#
                • 4.Qxb7#

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).