Problem Display
PID: 137102 (1rk5/1pp3K1/1p2P3/1P1P4/8/8/Q4B2/8 w - - 0 1)

Zgerski, Gennadi Bronislavovich

StrateGems, 2010

1rk5/1pp3K1/1p2P3/1P1P4/8/8/Q4B2/8

#3

6 + 5


SOLUTION


  • SOUND
  • Sets
    • 1...Ra8
      • 2.Qxa8#
  • Tries
    • 1.Bh4?
      • 1...c5
        • 2.d6
          • 2...Ra8
            • 3.Qxa8#
          • 2...c4
            • 3.Qxc4#
      • 1...c6!
    • 1.Qa3?
      • threat
        • 2.Qf8#
      • 1...c6
        • 2.Bxb6
          • threat
            • 3.Qf8#
          • 2...c5
            • 3.Qxc5#
        • 2.Qf8+
          • 2...Kc7
            • 3.Bg3#
            • 3.d6#
      • 1...c5!
    • 1.e7?
      • threat
        • 2.e8Q#
      • 1...c5
        • 2.e8Q+
          • 2...Kc7
            • 3.Bg3#
      • 1...c6
        • 2.e8Q+
          • 2...Kc7
            • 3.Bg3#
      • 1...Kd7!
  • Keys
    • 1.d6!
      • threat
        • 2.d7+
          • 2...Kd8
            • 3.Bh4#
      • 1...Kd8
        • 2.Bh4+
          • 2...Kc8
            • 3.d7#
          • 2...Ke8
            • 3.d7#
      • 1...cxd6
        • 2.Bxb6
          • threat
            • 3.Qc4#
            • 3.Qc2#
          • 2...Ra8
            • 3.Qxa8#
      • 1...c5
        • 2.Bh4
          • 2...Ra8
            • 3.Qxa8#
          • 2...c4
            • 3.Qxc4#
      • 1...c6
        • 2.Bxb6
          • threat
            • 3.d7#
          • 2...Ra8
            • 3.Qxa8#

FEATURES


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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).