Problem Display
PID: 13310 (8/8/8/3p1pP1/P2kPN2/3P4/2P4P/1Q3K2 w - - 0 1)

Tolosa y Carreras, Jose

Ruy Lopez, 1898

8/8/8/3p1pP1/P2kPN2/3P4/2P4P/1Q3K2

#3

9 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...Kc3
      • 2.Se2+
        • 2...Kd2
          • 3.Qc1#
  • Tries
    • 1.Se6+?
      • 1...Kc3
        • 2.Ke1
          • threat
            • 3.Qb3#
        • 2.Ke2
          • threat
            • 3.Qb3#
      • 1...Ke3
        • 2.Qc1+
          • 2...Kf3
            • 3.Qf4#
        • 2.Qd1
          • threat
            • 3.Qe2#
        • 2.Qe1+
          • 2...Kf3
            • 3.Qg3#
            • 3.Qe2#
      • 1...Ke5!
    • 1.Qb4+?
      • 1...Ke5
        • 2.Sg6+
          • 2...Ke6
            • 3.Qe7#
      • 1...Ke3!
    • 1.Qb6+?
      • 1...Ke5
        • 2.Sg6#
      • 1...Kc3!
  • Keys
    • 1.e5!
      • 1...Kc3
        • 2.Se2+
          • 2...Kd2
            • 3.Qc1#
      • 1...Ke3
        • 2.Qe1+
          • 2...Kf3
            • 3.Qg3#
          • 2...Kd4
            • 3.Se6#
          • 2...Kxf4
            • 3.Qg3#
      • 1...Kc5
        • 2.Se6+
          • 2...Kc6
            • 3.Qb5#
      • 1...Kxe5
        • 2.Qb4
          • 2...d4
            • 3.Qb8#

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).