Problem Display
PID: 135399 (6K1/2p2R2/1p2k3/1N1R4/Pp4p1/5PN1/P2P4/2q5 w - - 0 1)

Archer, E

The Field, 1915

(First published on Sat Oct 2 1915)

6K1/2p2R2/1p2k3/1N1R4/Pp4p1/5PN1/P2P4/2q5

#3

9 + 6


SOLUTION


  • SOUND
  • Sets
    • 1...Qb2
      • 2.Sxc7#
    • 1...Qxd2
      • 2.Sxc7#
    • 1...Qa3
      • 2.Sxc7#
    • 1...Qa1
      • 2.Sxc7#
    • 1...Qb1
      • 2.Sxc7#
    • 1...Qd1
      • 2.Sxc7#
    • 1...Qe1
      • 2.Sxc7#
    • 1...Qf1
      • 2.Sxc7#
    • 1...Qg1
      • 2.Sxc7#
    • 1...Qh1
      • 2.Sxc7#
    • 1...c5
      • 2.Sc7#
    • 1...c6
      • 2.Sc7#
  • Tries
    • 1.Sh5?
      • threat
        • 2.Sf4#
      • 1...Kxd5
        • 2.Sf4+
          • 2...Kc4
            • 3.Rxc7#
          • 2...Kc5
            • 3.Rxc7#
          • 2...Ke5
            • 3.d4#
          • 2...Kc6
            • 3.Rxc7#
      • 1...Qc4!
    • 1.Rd6+?
      • 1...Ke5
        • 2.Rf5#
        • 2.d4#
        • 2.f4#
      • 1...cxd6!
  • Keys
    • 1.Se2!
      • threat
        • 2.Sf4#
      • 1...Kxd5
        • 2.Sf4+
          • 2...Kc4
            • 3.Rxc7#
          • 2...Kc5
            • 3.Rxc7#
          • 2...Ke5
            • 3.d4#
          • 2...Kc6
            • 3.Rxc7#
      • 1...Qc4
        • 2.Sed4+
          • 2...Kxd5
            • 3.Rf5#
          • 2...Qxd4
            • 3.Sxc7#

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).