<http://schema.org/about>
"There's never been a better time to gather up a few friends and head out back for an old-fashioned picnic. Here's a few goodies to get you started ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/your-home/at-home/blogs/forget-about-the-basket-13-backyard-picnic-must-haves>