Problem Display
PID: 9109 (5K2/1Np1N3/2B1p3/pR1P1n2/2kPR3/8/2PPP3/rb4b1 w - - 0 1)

Whyatt, William Albert

4th HM., Probleemblad, 1969

5K2/1Np1N3/2B1p3/pR1P1n2/2kPR3/8/2PPP3/rb4b1

#3

11 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...Ba2
      • 2.Sxa5#
    • 1...Bxd4
      • 2.Sg6
        • threat
          • 3.Se5#
        • 2...e5
          • 3.Sxe5#
    • 1...Se3
      • 2.Rb2
        • threat
          • 3.Bb5#
    • 1...Sxd4
      • 2.Rb2
        • threat
          • 3.Bb5#
    • 1...Sh6
      • 2.Rb2
        • threat
          • 3.Bb5#
    • 1...Sg7
      • 2.Rb2
        • threat
          • 3.Bb5#
    • 1...a4
      • 2.Sa5#
  • Tries
    • 1.Sd6+?
      • 1...cxd6
        • 2.Sc8
          • threat
            • 3.Sb6#
      • 1...Sxd6!
    • 1.Sg6?
      • threat
        • 2.Se5#
      • 1...e5
        • 2.Sxe5#
      • 1...Bh2!
    • 1.Rb2?
      • threat
        • 2.Bb5#
      • 1...Sd6
        • 2.Sxd6+
          • 2...cxd6
            • 3.Bb5#
      • 1...Sxe7!
    • 1.Rb3?
      • threat
        • 2.Bb5#
        • 2.d3#
      • 1...Sxe7
        • 2.d3#
      • 1...Sd6
        • 2.d3#
      • 1...Bxc2!
  • Keys
    • 1.c3!
      • threat
        • 2.Sxa5+
          • 2...Rxa5
            • 3.Rb4#
      • 1...Bxd4
        • 2.Rb2
          • threat
            • 3.Bb5#
          • 2...Sxe7
            • 3.Rxd4#
          • 2...Sd6
            • 3.Rxd4#
      • 1...Sxd4
        • 2.Sg6
          • threat
            • 3.Se5#
          • 2...Bh2
            • 3.Rxd4#
          • 2...e5
            • 3.Sxe5#
      • 1...Ra2
        • 2.Sxa5+
          • 2...Rxa5
            • 3.Rb4#
      • 1...Ra3
        • 2.Sxa5+
          • 2...Rxa5
            • 3.Rb4#
      • 1...Ra4
        • 2.Sxa5+
          • 2...Rxa5
            • 3.Rb4#

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).