<http://schema.org/keywords>
"mark zuckerberg mark zuckerberg running mark zuckerberg runs mark zuckerberg running group mark zuckerberg facebook mark zuckerberg resolution mark zuckerberg 365 miles mark zuckerberg professional runners mark zuckerberg advice running tips professional running tips"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.si.com/extra-mustard/2016/01/05/mark-zuckerberg-running-new-years-resolution-professional-runners>