<https://secure.gravatar.com/avatar/ab7ee8c8c60fdc663d96ee5dcc7bbe23?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://designwebsmexico.com/cong-nghe-thong-tin-tieng-anh-la-gi-3687/>