Problem Display
PID: 209432 (8/3p1N2/q2nB3/2pnN3/3k3P/4pQ2/b3p2K/4B3 w - - 0 1)

Ellerman, Arnoldo

2nd HM., Tijdschrift vd NSB, 1926

8/3p1N2/q2nB3/2pnN3/3k3P/4pQ2/b3p2K/4B3

#3

7 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Bb1
      • 2.Qxd5#
    • 1...Sc4
      • 2.Qxd5#
    • 1...Sb5
      • 2.Qg4+
        • 2...Sf4
          • 3.Qxf4#
    • 1...Sf5
      • 2.Qg4+
        • 2...Sf4
          • 3.Qxf4#
    • 1...Sb7
      • 2.Qg4+
        • 2...Sf4
          • 3.Qxf4#
    • 1...Sc8
      • 2.Qg4+
        • 2...Sf4
          • 3.Qxf4#
    • 1...Se8
      • 2.Qg4+
        • 2...Sf4
          • 3.Qxf4#
    • 1...c4
      • 2.Qxd5#
  • Keys
    • 1.Sg5!
      • threat
        • 2.Qe4+
          • 2...Sxe4
            • 3.Sgf3#
      • 1...Kxe5
        • 2.Qf4+
          • 2...Kxf4
            • 3.Bg3#
          • 2...Sxf4
            • 3.Bc3#
      • 1...Qd3
        • 2.Qf4+
          • 2...Qe4
            • 3.Sgf3#
          • 2...Sxf4
            • 3.Sef3#
          • 2...Se4
            • 3.Sgf3#
      • 1...Sc3
        • 2.Qe4+
          • 2...Scxe4
            • 3.Sgf3#
          • 2...Sdxe4
            • 3.Sgf3#
        • 2.Qg4+
          • 2...Kxe5
            • 3.Bxc3#
          • 2...Sce4
            • 3.Sgf3#
          • 2...Sde4
            • 3.Sgf3#
        • 2.Qf4+
          • 2...Sce4
            • 3.Sgf3#
          • 2...Sde4
            • 3.Sgf3#
      • 1...Sf6
        • 2.Qe4+
          • 2...Sdxe4
            • 3.Sgf3#
          • 2...Sfxe4
            • 3.Sgf3#
        • 2.Qf4+
          • 2...Sde4
            • 3.Sgf3#
          • 2...Sfe4
            • 3.Sgf3#

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).