<http://schema.org/keywords>
"Ricky Martin, ONU, Homosexual, Yvonne Chaka-Chaka, LGBT"^^<http://www.w3.org/2001/XMLSchema#string>
<http://peru.com/entretenimiento/musica/ricky-martin-alza-voz-contra-homofobia-y-dice-saldria-otra-vez-closet-noticia-109322>