<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/SearchAction>
<http://www.genengnews.com/Login.aspx?ReturnURL=%2Fgen-news-highlights%2Fscientists-identify-clonal-evolution-patterns-associated-with-relapsed-aml%2F81246202%2F>