Problem Display
PID: 226177 (8/1p5Q/ppN5/1k6/5P2/K7/2P5/8 w - - 0 1)

Marysko, Milos

Praca, 1948

8/1p5Q/ppN5/1k6/5P2/K7/2P5/8

#3

5 + 4


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Sb4?
      • 1...Kc4
        • 2.Qd3+
          • 2...Kc5
            • 3.Qd5#
        • 2.Qe4+
          • 2...Kc3
            • 3.Qd3#
          • 2...Kb5
            • 3.Qd5#
          • 2...Kc5
            • 3.Qd5#
      • 1...Ka5
        • 2.Qxb7
          • threat
            • 3.Qxa6#
          • 2...Kb5
            • 3.Qd5#
      • 1...a5
        • 2.Qd3+
          • 2...Kc5
            • 3.Qd5#
      • 1...Kc5!
  • Keys
    • 1.Sa5!
      • threat
        • 2.Qf5#
        • 2.Qh5#
      • 1...Kxa5
        • 2.Qxb7
          • 2...Kb5
            • 3.Qd5#
          • 2...b5
            • 3.Qc7#
      • 1...Kc5
        • 2.Qc7+
          • 2...Kd4
            • 3.Qe5#
          • 2...Kb5
            • 3.Qe5#
          • 2...Kd5
            • 3.Qe5#
        • 2.Qe7+
          • 2...Kd4
            • 3.Qe5#
          • 2...Kb5
            • 3.Qb4#
            • 3.Qg5#
            • 3.Qe5#
          • 2...Kd5
            • 3.Qe5#
      • 1...bxa5
        • 2.Qc7
          • threat
            • 3.c4#

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).