<http://schema.org/keywords>
"birthday,cupcake,pink,butter-pound-cake,buttercreme,ganache,chocolate,happy,cute,beautiful-sweets,fondant-cake,fondarific,cupcakes,Birthday..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.cakecentral.com/gallery/i/2899819/twins-birthday-cake>