Problem Display
PID: 125431 (5Q1N/8/4P3/2P1p3/1Pk5/P4P2/2P5/2K5 w - - 0 1)

Betins, Janis

Solving Ty., 1886

5Q1N/8/4P3/2P1p3/1Pk5/P4P2/2P5/2K5

#3

9 + 2


6490 yacpdb 2009
9939 64 Shakhmatnoe obozrenie 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Kc3
      • 2.c6
        • threat
          • 3.Qc5#
        • 2...Kc4
          • 3.Qc5#
        • 2...Kd4
          • 3.Qc5#
    • 1...Kd5
      • 2.Qd6+
        • 2...Kc4
          • 3.Qd3#
  • Tries
    • 1.Qd6?
      • threat
        • 2.Qd3#
      • 1...Kb5
        • 2.Qd3+
          • 2...Ka4
            • 3.Qa6#
          • 2...Kc6
            • 3.Qd7#
      • 1...e4!
    • 1.Qd8?
      • threat
        • 2.Qd3#
      • 1...Kb5
        • 2.Qd3+
          • 2...Ka4
            • 3.Qa6#
          • 2...Kc6
            • 3.Qd7#
      • 1...e4!
    • 1.c6?
      • threat
        • 2.Qc5#
      • 1...Kb5
        • 2.Qc5+
          • 2...Ka4
            • 3.Qa5#
          • 2...Ka6
            • 3.Qa5#
      • 1...Kd5!
  • Keys
    • 1.Qf5!
      • threat
        • 2.Qd3#
      • 1...Kb5
        • 2.Qd3+
          • 2...Ka4
            • 3.Qa6#
          • 2...Kc6
            • 3.Qd7#
      • 1...Kd5
        • 2.Qh7
          • 2...Kc4
            • 3.Qd3#
          • 2...Kd4
            • 3.Qd3#
          • 2...Kc6
            • 3.Qd7#
          • 2...Kxe6
            • 3.Qf7#
          • 2...e4
            • 3.Qxe4#
      • 1...e4
        • 2.c6
          • threat
            • 3.Qc5#
          • 2...Kc3
            • 3.Qc5#
          • 2...Kd4
            • 3.Qc5#

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).