<http://schema.org/primaryImageOfPage>
"http://media.mnn.com/assets/images/2010/01/Snowe.jpg"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/climate-weather/photos/7-republicans-who-really-get-climate-change/maine-sen-olympia-s>