Problem Display
PID: 139060 (Nb2B3/2r5/p6n/k3PRQr/2p1P3/2K1p3/3PR2q/4B3 w - - 0 1)

Eaton, Vincent Lanius

The Problemist, 1937

Nb2B3/2r5/p6n/k3PRQr/2p1P3/2K1p3/3PR2q/4B3

#3

10 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Qxe5+
      • 2.Rxe5+
        • 2...Rc5
          • 3.Rxc5#
  • Tries
    • 1.Qe7?
      • threat
        • 2.Qa3#
        • 2.Qb4#
      • 1...Qxe5+
        • 2.Rxe5+
          • 2...Rxe5
            • 3.Qa3#
            • 3.Qb4#
          • 2...Rc5
            • 3.Qxc5#
        • 2.Qxe5+
          • 2...Rc5
            • 3.Qxc5#
      • 1...Rxe7!
    • 1.e6+?
      • 1...Qe5+
        • 2.Rxe5+
          • 2...Rc5
            • 3.Rxc5#
      • 1...Sxf5!
  • Keys
    • 1.Qd8!
      • threat
        • 2.Qd5+
          • 2...Rc5
            • 3.Qxc5#
      • 1...Qxe5+
        • 2.d4
          • threat
            • 3.Ra2#
          • 2...cxd4 ep+
            • 3.Kxd3#
          • 2...Rh2
            • 3.Rxe5#
      • 1...Ba7
        • 2.Qxc7+
          • 2...Bb6
            • 3.Qxb6#

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).