Problem Display
PID: 13509 (7b/1Q3p2/p2k4/5PP1/3N2K1/1N6/1P4p1/6n1 w - - 0 1)

Tolosa y Carreras, Jose

La Ilustracio Catalana, 1905

7b/1Q3p2/p2k4/5PP1/3N2K1/1N6/1P4p1/6n1

#3

7 + 6


SOLUTION


  • SOUND
  • Tries
    • 1.Sb5+?
      • 1...Ke5
        • 2.Sa3
          • threat
            • 3.Sc4#
          • 2...Kd6
            • 3.Sc4#
      • 1...axb5!
    • 1.Qd7+?
      • 1...Ke5
        • 2.Sd2
          • threat
            • 3.Sc6#
        • 2.Sc5
          • threat
            • 3.Sc6#
      • 1...Kxd7!
  • Keys
    • 1.Sd2!
      • threat
        • 2.S4b3
          • threat
            • 3.Sc4#
          • 2...Ke5
            • 3.Sc4#
      • 1...Kc5
        • 2.S4b3+
          • 2...Kd6
            • 3.Sc4#
      • 1...Ke5
        • 2.S4b3
          • threat
            • 3.Sc4#
          • 2...Kd6
            • 3.Sc4#
        • 2.Qd7
          • threat
            • 3.Sc6#
      • 1...Bxd4
        • 2.b4
          • threat
            • 3.Sc4#
          • 2...Ke5
            • 3.Sc4#
      • 1...Se2
        • 2.Se4+
          • 2...Ke5
            • 3.Sf3#
      • 1...Sf3
        • 2.Se4+
          • 2...Ke5
            • 3.Sxf3#
      • 1...Sh3
        • 2.Se4+
          • 2...Ke5
            • 3.Sf3#

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).