<http://schema.org/alternativeHeadline>
"Visit the AD Library at Pier 94 March 21\u201324 to mingle with the architects and designers and pick up autographed copies of their must-have releases"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.architecturaldigest.com/gallery/architectural-digest-home-design-show-book-signings-2013>