Problem Display
PID: 162959 (8/B2B1Kp1/3P2p1/1p1k1P2/3PN1p1/2P1P1P1/3pQ3/1n4b1 w - - 0 1)

Grinblat, Arieh

StrateGems, 2012

8/B2B1Kp1/3P2p1/1p1k1P2/3PN1p1/2P1P1P1/3pQ3/1n4b1

#3

11 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...Kxe4
      • 2.Bc6+
        • 2...Kxf5
          • 3.Qxb5#
    • 1...Bxe3
      • 2.Qxb5+
        • 2...Kxe4
          • 3.Bc6#
  • Tries
    • 1.Ke7?
      • threat
        • 2.Sf6+
          • 2...gxf6
            • 3.e4#
      • 1...Kxe4
        • 2.Bc6+
          • 2...Kxf5
            • 3.Qxb5#
      • 1...Bxe3
        • 2.Qxb5+
          • 2...Kxe4
            • 3.Bc6#
      • 1...gxf5!
    • 1.Sf6+?
      • 1...Kxd6
        • 2.Bb8#
      • 1...gxf6!
    • 1.Bc8?
      • threat
        • 2.Bb7#
      • 1...Kxe4
        • 2.Bb7+
          • 2...Kxf5
            • 3.Qxb5#
      • 1...Kc6!
  • Keys
    • 1.Bb8!
      • threat
        • 2.Sf6+
          • 2...gxf6
            • 3.e4#
      • 1...Kxe4
        • 2.Bc6+
          • 2...Kxf5
            • 3.Qxb5#
      • 1...Bxe3
        • 2.Qxb5+
          • 2...Kxe4
            • 3.Bc6#
      • 1...gxf5
        • 2.Kxg7
          • threat
            • 3.Sf6#
          • 2...Kxe4
            • 3.Bc6#
          • 2...fxe4
            • 3.Qxb5#

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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).