Problem Display
PID: 201259 (8/8/1N5Q/2k1BPP1/8/3P1K2/3P4/8 w - - 0 1)

Gruber, Sandor

Bekes Sakk, 1922

8/8/1N5Q/2k1BPP1/8/3P1K2/3P4/8

#3

8 + 1


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Bd4+?
      • 1...Kb4
        • 2.Qc6
          • threat
            • 3.Qa4#
          • 2...Ka3
            • 3.Qa4#
          • 2...Kb3
            • 3.Qa4#
          • 2...Ka5
            • 3.Qa4#
      • 1...Kb5!
    • 1.Qc6+?
      • 1...Kb4
        • 2.Bc3+
          • 2...Ka3
            • 3.Qa4#
          • 2...Kb3
            • 3.Qa4#
        • 2.Bd4
          • threat
            • 3.Qa4#
          • 2...Ka3
            • 3.Qa4#
          • 2...Kb3
            • 3.Qa4#
          • 2...Ka5
            • 3.Qa4#
      • 1...Kxc6!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Qa6
          • 2...Kxd5
            • 3.Qb5#
            • 3.Qd6#
        • 2.Qb6+
          • 2...Kxd5
            • 3.Qb5#
            • 3.Qd6#
      • 1...Kb5
        • 2.Qb6+
          • 2...Ka4
            • 3.Qb4#

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).