title: //div[@class="story-body"]/div[@class="story-inner"]/h1
body: //div[@class="story-body"]
date: //p[@class='date']/strong
author: substring-after(//div[@class="story-inner"]/div[@class="byline"]//span[@class='name'], 'By')

find_string: http://ichef.bbci.co.uk/news/200/
replace_string: http://ichef.bbci.co.uk/news/624/

find_string: http://ichef.bbci.co.uk/news/304/
replace_string: http://ichef.bbci.co.uk/news/624/

strip: //div[@class="story-inner"]/div[@class="byline"]

test_url: http://m.bbc.co.uk/news/science-environment-19144464