Problem Display
PID: 179647 (8/2R1Nb2/3p2p1/4pp2/2Pk4/2pp3R/5K2/7Q w - - 0 1)

Davidenko, Fedor Vasilevich

Sp. HM., Moscow Ty., 2001

8/2R1Nb2/3p2p1/4pp2/2Pk4/2pp3R/5K2/7Q

#3

6 + 8


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Bd5
      • 2.Qxd5#
    • 1...Be8
      • 2.Qd5#
    • 1...g5
      • 2.Sxf5#
  • Tries
    • 1.Rh4+?
      • 1...e4
        • 2.Rxe4+
          • 2...fxe4
            • 3.Qh8#
      • 1...f4!
    • 1.Qf3?
      • threat
        • 2.Qxd3#
        • 2.Qe3#
      • 1...Bxc4
        • 2.Qe3#
      • 1...c2
        • 2.Qxd3#
      • 1...d2
        • 2.Qd3#
        • 2.Qe3#
      • 1...f4
        • 2.Qxd3#
      • 1...e4!
    • 1.Qc6?
      • threat
        • 2.Qb6+
          • 2...Ke4
            • 3.Qe3#
      • 1...e4
        • 2.Qxd6+
          • 2...Bd5
            • 3.Qxd5#
            • 3.Qf6#
      • 1...f4
        • 2.Qxd6+
          • 2...Ke4
            • 3.Qxd3#
          • 2...Bd5
            • 3.Qxd5#
      • 1...c2!
    • 1.Qa8?
      • threat
        • 2.Re3
          • threat
            • 3.Qa7#
          • 2...c2
            • 3.Qa1#
          • 2...e4
            • 3.Qh8#
        • 2.Qa7+
          • 2...Ke4
            • 3.Qe3#
      • 1...Bxc4
        • 2.Re3
          • threat
            • 3.Qa7#
          • 2...c2
            • 3.Qa1#
          • 2...e4
            • 3.Qh8#
        • 2.Qa7+
          • 2...Ke4
            • 3.Rxc4#
            • 3.Qe3#
      • 1...Bg8
        • 2.Qa7+
          • 2...Ke4
            • 3.Qe3#
      • 1...d2
        • 2.Qa7+
          • 2...Ke4
            • 3.Qe3#
      • 1...f4
        • 2.Kf3
          • threat
            • 3.Qe4#
            • 3.Qa7#
          • 2...Bd5+
            • 3.Qxd5#
          • 2...e4+
            • 3.Qxe4#
          • 2...c2
            • 3.Qa1#
      • 1...c2!
  • Keys
    • 1.Re3!
      • threat
        • 2.Qa8
          • threat
            • 3.Qa7#
          • 2...c2
            • 3.Qa1#
          • 2...e4
            • 3.Qh8#
      • 1...Bg8
        • 2.Sxg8
          • threat
            • 3.Qd5#
          • 2...c2
            • 3.Qa1#
          • 2...e4
            • 3.Qh8#
          • 2...d5
            • 3.Qxd5#
      • 1...d2
        • 2.Qa1
          • threat
            • 3.Qxc3#
            • 3.Qa7#
          • 2...d1S+
            • 3.Qxd1#
      • 1...d5
        • 2.Qh8
          • threat
            • 3.Qxe5#

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).