Problem Display
PID: 33833 (4K3/6p1/Q5p1/3p2B1/3k2P1/8/2p1P2P/n1R5 w - - 0 1)

Howard, David M

Problem Observer, 1991

4K3/6p1/Q5p1/3p2B1/3k2P1/8/2p1P2P/n1R5

#3

7 + 6


SOLUTION


  • SOUND
  • Keys
    • 1.Be7!
      • threat
        • 2.Qd3+
          • 2...Ke5
            • 3.Qe3#
      • 1...Kc3
        • 2.Qd3+
          • 2...Kb2
            • 3.Qa3#
      • 1...Ke3
        • 2.Qd3+
          • 2...Kf2
            • 3.Qf3#
          • 2...Kf4
            • 3.Qd4#
      • 1...Ke4
        • 2.Qd3+
          • 2...Kf4
            • 3.Qd4#
          • 2...Ke5
            • 3.Qe3#
      • 1...Ke5
        • 2.Bd6+
          • 2...Kd4
            • 3.Qd3#
          • 2...Ke4
            • 3.Qd3#
          • 2...Ke6
            • 3.Bg3#
            • 3.Bf4#
            • 3.Bc7#
            • 3.Bb8#
          • 2...Kf6
            • 3.Bf4#

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).