Problem Display
PID: 248893 (1Q6/8/2p4K/2pk4/8/8/2B1N3/8 w - - 0 1)

Petrasinovic, Petrasin

Uralski Problemist, 2007

1Q6/8/2p4K/2pk4/8/8/2B1N3/8

#3

4 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...Kc4
      • 2.Qb3#
  • Tries
    • 1.Qd6+?
      • 1...Kc4
        • 2.Qxc6
          • 2...Kb4
            • 3.Qa4#
      • 1...Kxd6!
    • 1.Qe8?
      • 1...Kc4
        • 2.Qxc6
          • 2...Kb4
            • 3.Qa4#
      • 1...c4
        • 2.Qe7
          • threat
            • 3.Be4#
          • 2...c3
            • 3.Bb3#
      • 1...Kd6!
  • Keys
    • 1.Qc7!
      • 1...Kc4
        • 2.Qxc6
          • 2...Kb4
            • 3.Qa4#
      • 1...Ke6
        • 2.Sf4+
          • 2...Kf6
            • 3.Qg7#
      • 1...c4
        • 2.Qe7
          • threat
            • 3.Be4#
          • 2...c3
            • 3.Bb3#

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).