<http://schema.org/description>
"A son who walked 20 miles along the Great Wall of China in honour of his father, has taken on a new challenge to raise more funds for charity."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.newspostleader.co.uk/news/philip-takes-on-second-challenge-to-help-dad-1-6353364>