Problem Display
PID: 177632 (8/1K6/3B4/8/3kp3/1p6/8/1N3Q2 w - - 0 1)

Lopez, Roberto

Sahs (Latvia), 1968

8/1K6/3B4/8/3kp3/1p6/8/1N3Q2

#3

4 + 3


3713 Snap 2018
6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Ke3
      • 2.Bc5#
  • Tries
    • 1.Kc6?
      • 1...e3
        • 2.Qd1+
          • 2...Kc4
            • 3.Qd5#
          • 2...Ke4
            • 3.Qd5#
      • 1...b2!
    • 1.Qd1+?
      • 1...Kc4
        • 2.Kc6
          • threat
            • 3.Qd5#
      • 1...Ke3!
  • Keys
    • 1.Sa3!
      • threat
        • 2.Sb5+
          • 2...Ke3
            • 3.Bf4#
          • 2...Kd5
            • 3.Qf7#
      • 1...Kc3
        • 2.Qe2
          • threat
            • 3.Sb5#
          • 2...Kd4
            • 3.Qd2#
          • 2...b2
            • 3.Qe3#
      • 1...Ke3
        • 2.Bf4+
          • 2...Kd4
            • 3.Qc4#
      • 1...Kd5
        • 2.Qf6
          • threat
            • 3.Qe5#

Anticipated by 13711(1910)

FEATURES


NOT CLASSIFIED


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).