<http://schema.org/itemListElement>
_:b1
<http://www.mnn.com/green-tech/transportation/stories/is-obesity-a-heavy-drag-on-fuel-economy?magic_tabs_comment_callback_tab=0&referer=node%2F180601&args=a%3A1%3A%7Bi%3A0%3Bs%3A6%3A%22180601%22%3B%7D>