Problem Display
PID: 158244 (1bn2Q2/rp4RK/p1pPP3/4p3/1BPkp3/4N1PB/P2PP1p1/8 w - - 0 1)

Grinblat, Arieh

The Problemist, 2015

1bn2Q2/rp4RK/p1pPP3/4p3/1BPkp3/4N1PB/P2PP1p1/8

#3

13 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...c5
      • 2.Bc3#
  • Tries
    • 1.Qf4?
      • threat
        • 2.Qxe4+
          • 2...Kxe4
            • 3.Rg4#
      • 1...Sxd6
        • 2.Qxe5+
          • 2...Kxe5
            • 3.Bc3#
      • 1...b5
        • 2.Sc2+
          • 2...Kxc4
            • 3.Qxe4#
        • 2.Sf5+
          • 2...Kxc4
            • 3.Qxe4#
      • 1...b6
        • 2.Bc3+
          • 2...Kc5
            • 3.Qxe5#
      • 1...exf4!
  • Keys
    • 1.Qf5!
      • threat
        • 2.Qxe4+
          • 2...Kxe4
            • 3.Rg4#
      • 1...Sxd6
        • 2.Qxe5+
          • 2...Kxe5
            • 3.Bc3#
      • 1...b5
        • 2.Sc2+
          • 2...Kxc4
            • 3.Qxe4#
      • 1...b6
        • 2.Bc3+
          • 2...Kc5
            • 3.Qxe5#

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).