Problem Display
PID: 112772 (R7/4p2Q/p2kP2p/3P4/6pB/3KP1np/3Np3/4Rb1r w - - 0 1)

Ryall, Isaac

Toronto Globe, 1881

R7/4p2Q/p2kP2p/3P4/6pB/3KP1np/3Np3/4Rb1r

#3

9 + 10


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Ke5
      • 2.Rd8
        • threat
          • 3.Sc4#
    • 1...Se4
      • 2.Bxe7+
        • 2...Kxd5
          • 3.Qxe4#
        • 2...Ke5
          • 3.Qxe4#
        • 2...Kc7
          • 3.Bc5#
  • Tries
    • 1.Bxe7+?
      • 1...Ke5
        • 2.Rd8
          • threat
            • 3.Sc4#
      • 1...Kxd5!
    • 1.Qxe7+?
      • 1...Ke5
        • 2.Sc4+
          • 2...Kxd5
            • 3.Qd6#
          • 2...Kf5
            • 3.Qf6#
            • 3.Qf7#
            • 3.Qh7#
      • 1...Kxd5!
  • Keys
    • 1.Kc4!
      • threat
        • 2.Bxg3#
      • 1...Ke5
        • 2.Bxg3+
          • 2...Kf6
            • 3.Se4#
        • 2.Qg7+
          • 2...Kf5
            • 3.Rf8#
          • 2...Kd6
            • 3.Bxg3#
      • 1...Kc7
        • 2.Qb1
          • threat
            • 3.Bxg3#
            • 3.Qb8#
          • 2...Kd6
            • 3.Bxg3#
            • 3.Qb8#
      • 1...Rg1
        • 2.Qh8
          • threat
            • 3.Qb8#
          • 2...Kc7
            • 3.Qb8#
      • 1...Se4
        • 2.Bxe7+
          • 2...Ke5
            • 3.Qxe4#
          • 2...Kc7
            • 3.Bc5#
      • 1...Sf5
        • 2.Qxe7+
          • 2...Ke5
            • 3.Bf6#
          • 2...Sxe7
            • 3.Bg3#
      • 1...Sh5
        • 2.Qh8
          • threat
            • 3.Qb8#
          • 2...Kc7
            • 3.Qb8#

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).