<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Top_News/Analysis/de-Borchgrave/2011/08/05/Commentary-Black-swans-galore/12431312550158/>
<http://www.upi.com/Top_News/Opinion/de-Borchgrave/2011/08/05/Commentary-Black-swans-galore/UPI-12431312550158/?pvn=1>