Problem Display
PID: 46572 (bK5b/4pp2/1p1pP3/3k4/1P2R1P1/Pp6/4P3/7Q w - - 0 1)

Davidenko, Fedor Vasilevich

2/3 Prize, Uralski Problemist, 2002

bK5b/4pp2/1p1pP3/3k4/1P2R1P1/Pp6/4P3/7Q

#3

8 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...Kc6
      • 2.Re5+
        • 2...d5
          • 3.Qxd5#
  • Keys
    • 1.Qf3!
      • threat
        • 2.Rc4+
          • 2...Kxc4
            • 3.Qd3#
          • 2...Ke5
            • 3.Qf5#
          • 2...Kxe6
            • 3.Qf5#
      • 1...Kc6
        • 2.Re5+
          • 2...d5
            • 3.Qxd5#
      • 1...fxe6
        • 2.Rxe6+
          • 2...Kc4
            • 3.Qd3#
          • 2...Kd4
            • 3.Qd3#
          • 2...Kxe6
            • 3.Qf5#
      • 1...Bd4
        • 2.Re5+
          • 2...Kc4
            • 3.Qd3#
          • 2...Kxe5
            • 3.Qf5#
      • 1...Be5
        • 2.Rd4+
          • 2...Kxd4
            • 3.Qd3#
          • 2...Kxe6
            • 3.Qf5#
      • 1...f5
        • 2.Rc4+
          • 2...Kxc4
            • 3.Qd3#
          • 2...Ke5
            • 3.Qxf5#
          • 2...Kxe6
            • 3.Qxf5#
      • 1...f6
        • 2.Qd3+
          • 2...Kc6
            • 3.Qc4#
        • 2.Qf5+
          • 2...Kc6
            • 3.Rc4#
            • 3.b5#

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).