Problem Display
PID: 223607 (b7/1Q6/5N2/4PKP1/R3P1P1/2NPpk2/B3R2B/8 w - - 0 1)

Colaneri, Bruno

Best Problems, 2020

b7/1Q6/5N2/4PKP1/R3P1P1/2NPpk2/B3R2B/8

#3

13 + 3


SOLUTION


  • SOUND
  • Tries
    • 1.Rf2+?
      • 1...Kxf2
        • 2.Qb2+
          • 2...Ke1
            • 3.Qe2#
          • 2...Kf1
            • 3.Qe2#
          • 2...Kf3
            • 3.Qe2#
          • 2...e2
            • 3.Qxe2#
      • 1...exf2!
    • 1.Rxe3+?
      • 1...Kf2
        • 2.Qb2+
          • 2...Kf1
            • 3.Qe2#
          • 2...Kxe3
            • 3.Qe2#
      • 1...Kg2
        • 2.Qb2+
          • 2...Kf1
            • 3.Qe2#
          • 2...Kh1
            • 3.Re1#
      • 1...Kxe3!
  • Keys
    • 1.Qh7!
      • threat
        • 2.Qh3#
      • 1...Bxe4+
        • 2.Ke6
          • threat
            • 3.Qxe4#
            • 3.Qh3#
          • 2...Bd5+
            • 3.Bxd5#
          • 2...Bf5+
            • 3.Qxf5#
          • 2...Bxh7
            • 3.Rf4#

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).