Entry form etc here http://www.dpfr.org.uk/index.php?p=news&id=212
Theres a good report / route description here which I used on a recce this spring http://www.penninefellrunners.co.uk/tankys.htm. The cut off the pennine way to the snake was about the only bit I got right after missing the turn on Black Hill and following the PW all the way to Crowden.