Problem Display
PID: 88742 (nr5b/2p2N2/1p4p1/3p4/3kn1R1/4p1B1/2R4p/2N4K w - - 0 1)

Levman, Semyon Semyonovich

The Problemist, 1931

nr5b/2p2N2/1p4p1/3p4/3kn1R1/4p1B1/2R4p/2N4K

#3

6 + 11


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Be5
      • 2.Bxe5#
    • 1...e2
      • 2.Bf2#
  • Tries
    • 1.Sg5?
      • threat
        • 2.Sf3#
        • 2.Se6#
      • 1...Re8
        • 2.Sf3#
      • 1...Rf8
        • 2.Se6#
      • 1...e2!
    • 1.Rc3?
      • threat
        • 2.Se2#
      • 1...e2
        • 2.Sxe2#
      • 1...Kxc3!
  • Keys
    • 1.Be1!
      • threat
        • 2.Rc3
          • threat
            • 3.Se2#
            • 3.Sb3#
        • 2.Rc6
          • threat
            • 3.Bc3#
          • 2...e2
            • 3.Bf2#
      • 1...Rf8
        • 2.Rc6
          • threat
            • 3.Bc3#
          • 2...e2
            • 3.Bf2#
      • 1...Be5
        • 2.Sg5
          • threat
            • 3.Sf3#
            • 3.Se6#
          • 2...e2
            • 3.Bf2#
        • 2.Rc3
          • threat
            • 3.Se2#
            • 3.Sb3#
      • 1...b5
        • 2.Bb4
          • threat
            • 3.Bc5#
          • 2...c5
            • 3.Bxc5#
        • 2.Rc3
          • threat
            • 3.Se2#
            • 3.Sb3#
      • 1...c5
        • 2.Bc3+
          • 2...Kc4
            • 3.Sd6#
      • 1...c6
        • 2.Rc3
          • threat
            • 3.Se2#
            • 3.Sb3#
        • 2.Rxc6
          • threat
            • 3.Bc3#
          • 2...e2
            • 3.Bf2#

FEATURES


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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).