Problem Display
PID: 4410 (7K/p1p5/P1P5/8/q1P5/p1pRNN1p/Bp5P/1nk5 w - - 0 1)

Thursby, John Ormerod Scarlett

Source?, 0000

7K/p1p5/P1P5/8/q1P5/p1pRNN1p/Bp5P/1nk5

#3

9 + 9


3357 75 Chess Problems 1883

SOLUTION


  • SOUND
  • Sets
    • 1...Qd1
      • 2.Rxd1#
    • 1...Qc2
      • 2.Sd4
        • 2...Qxd3
          • 3.Sb3#
        • 2...Qxh2
          • 3.Sb3#
          • 3.Rd1#
        • 2...Qd1
          • 3.Rxd1#
        • 2...Qb3
          • 3.Se2#
          • 3.Sxb3#
        • 2...Qa4
          • 3.Se2#
        • 2...Qd2
          • 3.Sb3#
        • 2...Qe2
          • 3.Sxe2#
          • 3.Sb3#
        • 2...Qf2
          • 3.Sb3#
          • 3.Rd1#
        • 2...Qg2
          • 3.Sb3#
          • 3.Rd1#
        • 2...Sd2
          • 3.Se2#
    • 1...Qb5
      • 2.Rd1#
    • 1...Qxc6
      • 2.Rd1#
    • 1...Qb4
      • 2.Rd1#
    • 1...Qxc4
      • 2.Rd1#
    • 1...Qa5
      • 2.Rd1#
    • 1...Qxa6
      • 2.Rd1#
    • 1...Sd2
      • 2.Rxc3+
        • 2...Qc2
          • 3.Rxc2#
  • Tries
    • 1.Sg1?
      • threat
        • 2.Se2#
      • 1...Qd1
        • 2.Rxd1#
      • 1...Qc2!
    • 1.Rxc3+?
      • 1...Qc2
        • 2.Rxc2#
      • 1...Sxc3!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Se2#
      • 1...Qc2
        • 2.c5
          • 2...Qxd3
            • 3.Sb3#
          • 2...Qxh2
            • 3.Sb3#
            • 3.Rd1#
          • 2...Qd1
            • 3.Rxd1#
          • 2...Qb3
            • 3.Se2#
            • 3.Sxb3#
          • 2...Qa4
            • 3.Se2#
          • 2...Qd2
            • 3.Sb3#
          • 2...Qe2
            • 3.Sxe2#
            • 3.Sb3#
          • 2...Qf2
            • 3.Sb3#
            • 3.Rd1#
          • 2...Qg2
            • 3.Sb3#
            • 3.Rd1#
          • 2...Sd2
            • 3.Se2#

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).