<http://schema.org/contactType>
"customer service"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.pelop.gr/?page=article&docid=49475&author=%CE%A4%CE%AC%CF%83%CE%BF%CF%82%20%CE%A3%CF%84%CE%B1%CE%B8%CF%8C%CF%80%CE%BF%CF%85%CE%BB%CE%BF%CF%82>