Problem Display
PID: 101507 (8/3R4/3n4/2NkN3/3n4/3R4/7Q/3K4 w - - 0 1)

Franken, Maurits

Good Companions, 1922

8/3R4/3n4/2NkN3/3n4/3R4/7Q/3K4

#3

6 + 3


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Qg1?
      • threat
        • 2.Qxd4#
      • 1...Kxe5
        • 2.Qg5+
          • 2...S4f5
            • 3.Re7#
          • 2...S6f5
            • 3.Re3#
      • 1...Kxc5!
    • 1.Qa2+?
      • 1...Kxc5
        • 2.Qa5+
          • 2...S4b5
            • 3.Rc7#
          • 2...S6b5
            • 3.Rc3#
      • 1...Kxe5!
    • 1.Qg2+?
      • 1...Kxe5
        • 2.Qg5+
          • 2...S4f5
            • 3.Re7#
          • 2...S6f5
            • 3.Re3#
      • 1...Kxc5!
    • 1.Qh4?
      • threat
        • 2.Qxd4#
      • 1...Kxe5
        • 2.Qg5+
          • 2...S4f5
            • 3.Re7#
          • 2...S6f5
            • 3.Re3#
      • 1...Kxc5!
    • 1.Qh6?
      • threat
        • 2.Qxd6#
      • 1...Kxe5
        • 2.Qg5+
          • 2...S4f5
            • 3.Re7#
          • 2...S6f5
            • 3.Re3#
      • 1...Kxc5!
  • Keys
    • 1.Qd2!
      • threat
        • 2.Rxd4+
          • 2...Kxc5
            • 3.Qb4#
          • 2...Kxe5
            • 3.Qf4#
      • 1...Kxc5
        • 2.Qa5+
          • 2...S4b5
            • 3.Rc7#
          • 2...S6b5
            • 3.Rc3#
      • 1...Kxe5
        • 2.Qg5+
          • 2...S4f5
            • 3.Re7#
          • 2...S6f5
            • 3.Re3#

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).