Problem Display
PID: 275177 (7Q/8/3p4/2bN4/1p2PB2/1p3p2/Bp1P1NR1/qrknK2R w K - 0 1)

Eaton, Vincent Lanius

The Problemist, 1934

7Q/8/3p4/2bN4/1p2PB2/1p3p2/Bp1P1NR1/qrknK2R

#3

10 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Be3
      • 2.Sd3+
        • 2...Kc2
          • 3.S5xb4#
    • 1...Bd4
      • 2.Sd3+
        • 2...Kc2
          • 3.S5xb4#
    • 1...Bb6
      • 2.Sd3+
        • 2...Kc2
          • 3.S5xb4#
    • 1...Ba7
      • 2.Sd3+
        • 2...Kc2
          • 3.S5xb4#
  • Tries
    • 1.Bxb3?
      • threat
        • 2.Sd3#
      • 1...Qa6
        • 2.d4+
          • 2...Se3
            • 3.Bxe3#
      • 1...Bxf2+!
    • 1.d4+?
      • 1...Se3
        • 2.Sd3#
      • 1...Kc2!
  • Keys
    • 1.Qc8!
      • threat
        • 2.Sd3+
          • 2...Kc2
            • 3.S5xb4#
        • 2.Sxb4
          • threat
            • 3.Sfd3#
          • 2...Sxf2
            • 3.d3#
            • 3.d4#
      • 1...Kc2
        • 2.Sxb4+
          • 2...Kc1
            • 3.Sfd3#
      • 1...Qxa2
        • 2.Sd3+
          • 2...Kc2
            • 3.S5xb4#
      • 1...Sxf2
        • 2.0-0+
          • 2...Kc2
            • 3.Sxb4#
          • 2...Sd1+
            • 3.d4#
      • 1...bxa2
        • 2.Sxb4
          • threat
            • 3.Sfd3#
          • 2...Sxf2
            • 3.d3#
            • 3.d4#
      • 1...fxg2
        • 2.Sd3+
          • 2...Kc2
            • 3.S5xb4#
      • 1...Sc3
        • 2.Bxb3
          • threat
            • 3.Sd3#
            • 3.d4#
          • 2...Bxf2+
            • 3.Kxf2#
      • 1...Se3
        • 2.Sxe3
          • threat
            • 3.Sd3#

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).