<http://schema.org/image>
<http://rack.3.mshcdn.com/media/ZgkyMDE0LzA3LzIxLzlhL3B1bmN0dWF0aW9uLjhlMGI1LmpwZwpwCXRodW1iCTEyMDB4NjI3IwplCWpwZw/f00fc92d/13c/punctuationmark.jpg>
<http://mashable.com/2014/07/21/uncommon-punctuation-marks/>