Problem Display
PID: 277222 (2bR4/B1r2p1K/p2Ppp2/2n2k2/5pNP/4p2Q/8/b5RB w - - 0 1)

Eerkes, Allard Pieter

Probleemblad, 1954

2bR4/B1r2p1K/p2Ppp2/2n2k2/5pNP/4p2Q/8/b5RB

#3

9 + 11


SOLUTION


  • SOUND
  • Sets
    • 1...Bd4
      • 2.Sxe3+
        • 2...Ke5
          • 3.Sc4#
    • 1...Be5
      • 2.Sf2#
      • 2.Sh2#
      • 2.Sxe3#
      • 2.Sh6#
    • 1...Sb3
      • 2.Sf2+
        • 2...Ke5
          • 3.Sd3#
    • 1...Sd3
      • 2.Sf2+
        • 2...Ke5
          • 3.Sxd3#
    • 1...Sa4
      • 2.Sf2+
        • 2...Ke5
          • 3.Sd3#
    • 1...Sb7
      • 2.Sf2+
        • 2...Ke5
          • 3.Sd3#
    • 1...Sd7
      • 2.Sh6+
        • 2...Ke5
          • 3.Sxf7#
    • 1...f3
      • 2.Qxf3#
    • 1...e5
      • 2.Sf2#
      • 2.Sh2#
      • 2.Sxe3#
      • 2.Sh6#
  • Tries
    • 1.Rf1?
      • threat
        • 2.Rxf4+
          • 2...Kxf4
            • 3.Qf3#
      • 1...Sd3
        • 2.Sf2+
          • 2...Ke5
            • 3.Sxd3#
      • 1...Bb7!
    • 1.dxc7?
      • threat
        • 2.Sxe3+
          • 2...Ke5
            • 3.Sc4#
        • 2.Sh6+
          • 2...Ke5
            • 3.Sxf7#
      • 1...e2
        • 2.Se3+
          • 2...Ke5
            • 3.Sc4#
        • 2.Sh6+
          • 2...Ke5
            • 3.Sxf7#
      • 1...Bd7!
  • Keys
    • 1.Rd1!
      • threat
        • 2.Sxe3+
          • 2...Ke5
            • 3.Sc4#
      • 1...Sb3
        • 2.Sf2+
          • 2...Ke5
            • 3.Sd3#
      • 1...Sd3
        • 2.Sf2+
          • 2...Ke5
            • 3.Sxd3#
      • 1...Sa4
        • 2.Sf2+
          • 2...Ke5
            • 3.Sd3#
      • 1...Se4
        • 2.Sh2+
          • 2...Ke5
            • 3.Sf3#
      • 1...Sb7
        • 2.Sf2+
          • 2...Ke5
            • 3.Sd3#
      • 1...Sd7
        • 2.Sh6+
          • 2...Ke5
            • 3.Sxf7#
      • 1...e2
        • 2.Se3+
          • 2...Ke5
            • 3.Sc4#

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).