<http://schema.org/topics>
"Parenting,education lists,Facebook,features,Gianthello,Lists,Mashable,Moms and Family Resource Lists,ScuttlePad,sites for kids,skid-e kids,Social Media,social media for kids,social network for kids,social networking,togetherville,What's What"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2010/10/11/social-networks-children/>