Problem Display
PID: 265293 (4N2k/5K2/3pp1B1/1p2qp1N/5p2/2Q5/8/8 w - - 0 1)

Castellari, Umberto

3rd HM., Correspondence Chess, 1958

4N2k/5K2/3pp1B1/1p2qp1N/5p2/2Q5/8/8

#2

5 + 7


15601 Albrecht-Leiss-Degener Collection 2022
  • SOUND
  • Sets
    • 1...Qf6+
      • 2.Qxf6#
    • 1...Qg7+
      • 2.Qxg7#
    • 1...d5
      • 2.Qxe5#
  • Tries
    • 1.Sxf4?
      • threat
        • 2.Qh3#
      • 1...Qf6+
        • 2.Qxf6#
      • 1...Qg7+
        • 2.Qxg7#
      • 1...Qxc3!
    • 1.Sxd6?
      • threat
        • 2.Qxe5#
        • 2.Qc8#
      • 1...Qf6+
        • 2.Qxf6#
      • 1...Qg7+
        • 2.Qxg7#
      • 1...Qd4
        • 2.Qc8#
      • 1...Qxc3!
    • 1.Qh3?
      • threat
        • 2.Sg3#
        • 2.Sxf4#
        • 2.Shf6#
        • 2.Shg7#
      • 1...Qf6+
        • 2.Shxf6#
      • 1...Qg7+
        • 2.Shxg7#
      • 1...Qc3
        • 2.Sg3#
      • 1...Qe1
        • 2.Sg3#
      • 1...Qe3
        • 2.Sg3#
      • 1...f3
        • 2.Sg3#
        • 2.Sf4#
        • 2.Shf6#
        • 2.Shg7#
      • 1...Qe2!
  • Keys
    • 1.Qc8!
      • threat
        • 2.Sxd6#
        • 2.Sef6#
        • 2.Sc7#
        • 2.Seg7#
      • 1...Qf6+
        • 2.Sexf6#
      • 1...Qg7+
        • 2.Sexg7#
      • 1...Qc3
        • 2.Sc7#
      • 1...Qc5
        • 2.Sc7#
      • 1...d5
        • 2.Sd6#
        • 2.Sef6#
        • 2.Sc7#
        • 2.Seg7#


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).