Problem Display
PID: 139679 (1K6/6B1/4BnP1/2PpkpN1/6p1/2Pp1pPb/4pP1Q/8 w - - 0 1)

Levman, Semyon Semyonovich

The Problemist, 1937

1K6/6B1/4BnP1/2PpkpN1/6p1/2Pp1pPb/4pP1Q/8

#3

10 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Bf1
      • 2.Qh8
        • threat
          • 3.Bxf6#
    • 1...Bg2
      • 2.Qh8
        • threat
          • 3.Bxf6#
    • 1...f4
      • 2.gxf4#
  • Keys
    • 1.Qh1!
      • 1...Bf1
        • 2.Qh8
          • threat
            • 3.Bxf6#
      • 1...Bg2
        • 2.Qh8
          • threat
            • 3.Bxf6#
      • 1...d2
        • 2.Qb1
          • threat
            • 3.Qxf5#
          • 2...f4
            • 3.Qf5#
      • 1...d4
        • 2.Qa1
          • threat
            • 3.cxd4#
          • 2...dxc3
            • 3.Qxc3#
      • 1...f4
        • 2.Qh2
          • threat
            • 3.gxf4#
          • 2...fxg3
            • 3.Qxg3#

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).