Problem Display
PID: 168759 (1q3N1b/1pn1r1n1/4P3/2P2k1b/2PpR1pB/3Bp1p1/6K1/8 w - - 0 1)

Davidenko, Fedor Vasilevich

2nd HM., SuperProblem, 2015

1q3N1b/1pn1r1n1/4P3/2P2k1b/2PpR1pB/3Bp1p1/6K1/8

#3

8 + 12


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Qc8
      • 2.Kxg3
        • threat
          • 3.Rxe3#
        • 2...Qxe6
          • 3.Rxe6#
        • 2...Rxe6
          • 3.Rxe6#
        • 2...e2
          • 3.Rxe2#
          • 3.Re3#
  • Tries
    • 1.Sg6?
      • threat
        • 2.Sxe7#
        • 2.Rxe3#
        • 2.Re5#
      • 1...Kxg6
        • 2.Rxg4+
          • 2...Kh6
            • 3.Bg5#
      • 1...Bxg6!
    • 1.Sd7?
      • threat
        • 2.Re5+
          • 2...Kf4
            • 3.Bxg3#
            • 3.Bg5#
      • 1...Kg6
        • 2.Rxg4+
          • 2...Kh6
            • 3.Bg5#
      • 1...Sge8
        • 2.Re5+
          • 2...Kf4
            • 3.Bxg3#
            • 3.Bg5#
            • 3.Rf5#
      • 1...Rxd7!
    • 1.Re5+?
      • 1...Kf4
        • 2.Bxg3#
      • 1...Kxe5!
  • Keys
    • 1.Sh7!
      • threat
        • 2.Rxe3+
          • 2...Kf4
            • 3.Bg5#
      • 1...Kg6
        • 2.Rxg4+
          • 2...Kh6
            • 3.Bg5#
      • 1...Rxe6
        • 2.Re5+
          • 2...Kf4
            • 3.Bxg3#
          • 2...Kxe5
            • 3.Bxg3#
      • 1...Scxe6
        • 2.Rxd4+
          • 2...Ke5
            • 3.Bf6#
      • 1...Sgxe6
        • 2.Rf4+
          • 2...Kxf4
            • 3.Bxg3#
          • 2...Ke5
            • 3.Rf5#
      • 1...e2
        • 2.Rxe2+
          • 2...Kf4
            • 3.Bxg3#
            • 3.Bg5#
        • 2.Re3+
          • 2...Kf4
            • 3.Bg5#

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).