Problem Display
PID: 247534 (8/1pQ5/1P6/3p4/3k2N1/8/4K3/8 w - - 0 1)

Matrenin, Mikhail Vasilevich

Zadachi i Etyudi, 2003

8/1pQ5/1P6/3p4/3k2N1/8/4K3/8

#3

4 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qe5#
  • Tries
    • 1.Qc3+?
      • 1...Ke4
        • 2.Qe5#
      • 1...Kxc3!
    • 1.Qc5+?
      • 1...Ke4
        • 2.Qf2
          • 2...d4
            • 3.Qf3#
        • 2.Qf8
          • 2...Kd4
            • 3.Qb4#
          • 2...d4
            • 3.Qf3#
      • 1...Kxc5!
    • 1.Qc6?
      • threat
        • 2.Qc7
          • 2...Ke4
            • 3.Qe5#
      • 1...Ke4
        • 2.Qf6
          • 2...d4
            • 3.Qe5#
            • 3.Qf3#
      • 1...bxc6!
  • Keys
    • 1.Qc8!
      • 1...Ke4
        • 2.Qf8
          • 2...Kd4
            • 3.Qb4#
          • 2...d4
            • 3.Qf3#

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).