<http://schema.org/alternativeHeadline>
"Did you know about this little Wikipedia trick? Swap \u201Cen\u201D with \u201Csimple\u201D in the URL"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/lifehacks/2012/08/17/heres-simple-trick-help-understand-complex-wikipedia-articles/>