Problem Display
PID: 211665 (8/1p3r2/1Q6/2P2pkb/2K5/3N1P1R/1B2p1r1/8 w - - 0 1)

Levman, Semyon Semyonovich

1st HM., 64 Shakhmatnoe obozrenie, 1927

8/1p3r2/1Q6/2P2pkb/2K5/3N1P1R/1B2p1r1/8

#3

7 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Rf6
      • 2.Qxf6#
    • 1...Rc7
      • 2.Qf6#
    • 1...Rd7
      • 2.Qf6#
    • 1...Re7
      • 2.Qf6#
    • 1...Rg7
      • 2.Qf6#
    • 1...Rh7
      • 2.Qf6#
    • 1...Bxf3
      • 2.Qh6+
        • 2...Kg4
          • 3.Se5#
          • 3.Qh4#
          • 3.Qh5#
    • 1...Bg4
      • 2.Qh6#
      • 2.f4#
    • 1...Bg6
      • 2.Qd8+
        • 2...Rf6
          • 3.Bxf6#
          • 3.Qxf6#
        • 2...Re7
          • 3.Qxe7#
  • Keys
    • 1.Sf4!
      • threat
        • 2.Qh6+
          • 2...Kxh6
            • 3.Rxh5#
      • 1...Kxf4
        • 2.Bc1+
          • 2...Ke5
            • 3.Qd6#
      • 1...Bxf3
        • 2.Qh6+
          • 2...Kg4
            • 3.Qh4#
      • 1...Rf6
        • 2.Qxf6+
          • 2...Kxf4
            • 3.Bc1#
      • 1...Rh2
        • 2.Qg6+
          • 2...Kxf4
            • 3.Qh6#
          • 2...Bxg6
            • 3.Se6#
      • 1...Rh7
        • 2.Qf6+
          • 2...Kxf4
            • 3.Bc1#

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).