A Little Crusade

http://books.google.com/books?id=HRRBAAAAYAAJ&pg=PA134&dq=chess+curiosities&as_brr=4&ei=e_uzS8KSMY3mygTujrjfCw&cd=1#v=onepage&q=chess%20curiosities&f=false

White to move his king only and mate in six moves.

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